Mechanical Design Manager

📍 Job Overview

Job Title: Mechanical Design Manager

Company: DayOne

Location: NTP Campus (JB), Johor Bahru, Johor, Malaysia

Job Type: FULL_TIME

Category: Engineering / Operations Management

Date Posted: 2026-05-15

Experience Level: Senior (10+ years)

Remote Status: On-site

🚀 Role Summary

• Oversees the comprehensive planning, design, and execution of mechanical systems within data center projects, with a strong emphasis on HVAC (Heating, Ventilation, and Air Conditioning) engineering.

• Manages the technical aspects of HVAC equipment bidding processes, ensuring optimal selection and cost-effectiveness.

• Develops and maintains HVAC professional design management systems, standards, and manuals to ensure consistency and adherence to best practices in data center infrastructure.

• Conducts critical preliminary planning for data centers, including detailed capacity and reliability analysis, and implements rigorous technical cost control measures.

• Drives the lifecycle design of data centers, focusing on project timeline adherence, cost optimization, and quality enhancement, while providing essential on-site technical support for mechanical engineering aspects.

📝 Enhancement Note: This role is critical for a rapidly growing data center infrastructure company. The "Mechanical Design Manager" title, combined with responsibilities like "HVAC equipment bidding," "capacity and reliability analysis," and "lifecycle design," strongly indicates a focus on operational efficiency, project delivery, and technical excellence within the physical infrastructure domain. The emphasis on developing "design standards and manuals" points to a need for someone who can establish repeatable processes and ensure scalability. While not explicitly "Revenue Operations" or "Sales Operations," this role is foundational to the operational delivery of data center services, impacting the company's ability to scale and deliver reliable infrastructure, which directly supports revenue generation. Therefore, this description will be tailored with an operations lens, focusing on process, efficiency, and strategic technical management.

📈 Primary Responsibilities

• Lead and manage the end-to-end mechanical design process for new and existing data center facilities, ensuring alignment with project scope, budget, and schedule.

• Develop, implement, and enforce HVAC technical design standards, guidelines, and best practices for data center operations, incorporating innovative technologies and sustainability principles.

• Conduct thorough technical reviews of design schemes, construction plans, and engineering documents to identify potential risks, optimize performance, and ensure compliance with industry regulations and company policies.

• Manage the competitive bidding process for HVAC equipment and related mechanical systems, evaluating vendor proposals, negotiating contracts, and ensuring procurement aligns with technical specifications and cost targets.

• Provide expert technical guidance and on-site support to construction teams and stakeholders throughout the project lifecycle, troubleshooting mechanical issues and ensuring the practicality and effectiveness of implemented solutions.

• Perform detailed capacity planning and reliability analysis for mechanical systems, forecasting future needs and recommending scalable solutions to support business growth and service level agreements (SLAs).

• Implement and monitor technical cost control measures throughout the design and construction phases, identifying opportunities for cost savings without compromising quality or operational performance.

• Research, evaluate, and integrate new and emerging HVAC technologies and methodologies to enhance data center efficiency, sustainability, and performance.

• Maintain and continuously improve the HVAC professional design management system, including updating design standards, manuals, and operational procedures based on lessons learned and industry advancements.

• Collaborate closely with cross-functional teams, including electrical engineering, structural engineering, IT operations, and project management, to ensure seamless integration of mechanical systems into the overall data center infrastructure.

📝 Enhancement Note: The responsibilities listed highlight a blend of strategic technical leadership and hands-on project management. The emphasis on "design standards," "capacity analysis," and "lifecycle design" suggests a need for a candidate who can not only manage current projects but also contribute to the long-term operational strategy and scalability of DayOne's data center portfolio. The "on-site technical support" aspect indicates a practical, problem-solving orientation essential for operations.

🎓 Skills & Qualifications

Education:

Experience:

• Minimum of 10 years of progressive experience in mechanical design, with a significant focus on HVAC systems within complex industrial or data center environments.

Required Skills:

• Mechanical Design & HVAC Engineering: Deep expertise in HVAC system design principles, thermodynamics, fluid mechanics, and heat transfer, specifically applied to data center cooling solutions (e.g., CRAC/CRAH units, chillers, cooling towers, liquid cooling).

• Data Center Infrastructure: Comprehensive understanding of data center design considerations, including power distribution, rack layouts, airflow management, redundancy (N, N+1, 2N), and environmental controls.

• Project Management: Proven ability to manage multiple complex projects simultaneously, ensuring adherence to timelines, budgets, and quality objectives. Experience with project management methodologies and tools.

• Technical Design Standards & Manuals: Experience in developing, documenting, and implementing technical design standards, best practices, and operational manuals for engineering disciplines.

• Bidding & Procurement Management: Skilled in managing the bidding process for mechanical equipment and services, including RFP development, vendor evaluation, proposal analysis, and contract negotiation.

• Capacity & Reliability Analysis: Proficiency in performing detailed capacity planning and reliability assessments for mechanical systems, utilizing analytical tools and methodologies to predict performance and identify potential failure points.

• Cost Control: Strong understanding of cost control principles and experience in managing project budgets, identifying cost-saving opportunities, and performing technical cost analysis.

• On-Site Technical Support: Ability to provide effective technical support and guidance at construction sites, resolving complex mechanical engineering challenges in real-time.

• Software Proficiency: Familiarity with CAD software (e.g., AutoCAD, Revit) for design visualization and documentation, and proficiency in Microsoft Office Suite (Excel, Word, PowerPoint).

Preferred Skills:

• Experience with data center design and operations in a hyperscale or large-scale enterprise environment.

• Knowledge of sustainability initiatives and energy efficiency standards in data center design (e.g., LEED, ASHRAE).

• Familiarity with data center infrastructure management (DCIM) software.

• Experience with simulation and modeling tools for HVAC systems.

• Strong understanding of electrical and structural integration within data center design.

📝 Enhancement Note: The "10+" years of experience requirement, coupled with the specific technical skills, positions this role as a senior leadership position within the mechanical design and operations function. The emphasis on both design and on-site support indicates a need for a practical, hands-on leader. The preferred skills highlight a forward-thinking approach to data center operations, focusing on efficiency and sustainability.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Project Case Studies: Detailed examples of past data center mechanical design projects, showcasing the scope, challenges, solutions implemented, and quantifiable outcomes (e.g., efficiency improvements, cost savings, capacity increases).

• Design Standards Documentation: Samples of technical design standards, guidelines, or manuals developed for HVAC or other mechanical systems, demonstrating a systematic approach to design.

• Bidding & Procurement Examples: Documentation of experience managing equipment bidding processes, including sample RFPs, vendor evaluation criteria, or bid analysis reports.

• Capacity & Reliability Analysis Reports: Examples of reports detailing capacity planning or reliability assessments for mechanical systems, illustrating analytical methodologies and findings.

• Cost Optimization Initiatives: Case studies or documentation highlighting successful cost control measures or optimization strategies implemented in previous projects.

Process Documentation:

• Workflow Design & Optimization: Evidence of establishing or improving workflows for mechanical design processes, from initial concept and schematic design through to detailed design and construction documentation.

• Implementation & Automation: Examples of how processes were implemented on-site or how automation was leveraged to improve efficiency in design reviews, documentation, or technical support.

• Measurement & Performance Analysis: Demonstrations of how the performance of mechanical systems and the effectiveness of design processes were measured, analyzed, and used for continuous improvement.

📝 Enhancement Note: For a role like this, a portfolio is crucial. It should not just list projects but demonstrate the candidate's ability to create and manage robust processes, establish technical standards, and achieve measurable results in a complex operational environment. The focus should be on showing how they translate technical knowledge into efficient, scalable, and cost-effective data center infrastructure.

💵 Compensation & Benefits

Salary Range:

• Estimated Range: MYR 180,000 - MYR 300,000 per annum.

• Explanation: This estimate is based on industry benchmarks for senior Mechanical Design Managers with over 10 years of experience in Malaysia, particularly in specialized infrastructure sectors like data centers. Factors considered include the high demand for data center expertise, the critical nature of the role in ensuring operational uptime and scalability, and the cost of living in Johor Bahru. This range accounts for variations in experience depth, specific project accomplishments, and the applicant's negotiation capabilities. Research was conducted using reputable salary data sources for engineering and management roles in Malaysia, adjusted for the specialized data center industry.

Benefits:

• Comprehensive Health Insurance: Medical, dental, and vision coverage for employees and eligible dependents.

• Performance-Based Bonuses: Annual bonus structure tied to individual and company performance, encouraging high achievement.

• Retirement Savings Plan: Contribution to a provident fund or similar retirement savings scheme.

• Professional Development: Opportunities for continuous learning, including training programs, certifications, and attendance at industry conferences.

• Paid Time Off: Generous annual leave, sick leave, and public holiday entitlements.

• Relocation Assistance: Support for candidates relocating to Johor Bahru, if applicable.

• Employee Assistance Program: Confidential counseling and support services for employees.

Working Hours:

• Standard working hours are typically 40 hours per week, Monday to Friday.

• Flexibility may be required to accommodate project deadlines, on-site support needs, and urgent operational issues, potentially including occasional work outside standard hours or on weekends.

📝 Enhancement Note: The salary range is estimated based on the senior level, specialized skills, and location. The benefits listed are standard for professional roles in Malaysia and are tailored to attract and retain talent in a demanding industry. The mention of required flexibility in working hours is common for management roles in operations and project delivery.

🎯 Team & Company Context

🏢 Company Culture

Industry: Data Center Development & Operations. DayOne operates within the rapidly expanding digital infrastructure sector, providing high-performance data centers crucial for cloud computing, AI, and digital services. This industry is characterized by rapid technological advancement, high capital investment, and a critical need for reliability and scalability.

Company Size: DayOne is described as one of the fastest-growing companies in the industry with a robust presence across Asia and Europe, indicating a significant and expanding global footprint. This suggests a dynamic, fast-paced environment with opportunities for growth and impact.

Founded: While the founding date isn't specified, the company's rapid expansion and current market presence imply a relatively established yet agile organization focused on innovation and market penetration.

Team Structure:

• Operations & Engineering Focus: The Mechanical Design Manager will likely be part of a broader Engineering or Operations department responsible for the physical infrastructure of data centers.

• Cross-Functional Collaboration: The role necessitates close collaboration with Project Management, Electrical Engineering, IT Infrastructure teams, Procurement, and Site Operations to ensure integrated and efficient data center delivery.

• Reporting Hierarchy: The manager will likely report to a Director or VP of Engineering/Operations, with potential direct reports such as Mechanical Engineers or Design Specialists as the team grows.

Methodology:

• Data-Driven Design: Emphasis on using data from capacity analysis, reliability studies, and performance metrics to inform design decisions and drive continuous improvement.

• Process Standardization: Development and adherence to standardized design processes, technical manuals, and best practices to ensure consistency, quality, and scalability across multiple projects and locations.

• Agile Project Delivery: While not explicitly stated, the company's fast-growing nature suggests an agile approach to project management and design, requiring adaptability and efficient problem-solving.

• Technology Integration: A proactive approach to researching and integrating new HVAC and mechanical technologies to enhance efficiency, sustainability, and operational performance.

Company Website: [Company URL]

📝 Enhancement Note: DayOne's positioning as a fast-growing global leader in data centers implies a culture that values innovation, efficiency, and operational excellence. The Mechanical Design Manager role is central to realizing the company's growth ambitions by ensuring the robust and scalable design of its physical infrastructure.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior Management role, requiring extensive technical expertise and leadership experience (10+ years). The scope includes strategic oversight of mechanical design, process development, and team management, positioning it as a key contributor to the operational success of DayOne's data center portfolio.

Reporting Structure: The Manager will likely report to a senior executive within the Engineering or Operations division, such as a Director or Vice President. This provides visibility to senior leadership and opportunities to influence strategic decisions regarding infrastructure development.

Operations Impact: The Mechanical Design Manager has a direct and significant impact on DayOne's operational capabilities and financial performance. Effective mechanical design ensures data center reliability, energy efficiency, and capacity, which are critical for meeting client SLAs, controlling operational expenditures (OpEx), and enabling the company's revenue growth through scalable infrastructure.

Growth Opportunities:

• Leadership Advancement: Potential to grow into a Director-level role overseeing all mechanical and potentially other engineering disciplines for a larger region or global operations, managing larger teams and budgets.

• Specialization & Expertise: Opportunity to become a subject matter expert in cutting-edge data center cooling technologies, sustainable design, or advanced reliability engineering, potentially leading R&D initiatives.

• Strategic Contribution: Involvement in long-term infrastructure planning, strategic partnerships with technology vendors, and contributing to the company's overall growth strategy through robust design principles.

• Mentorship & Team Building: Opportunity to mentor junior engineers, build a high-performing mechanical design team, and shape the engineering culture within DayOne.

📝 Enhancement Note: This role offers significant career progression within the high-demand data center industry. The combination of technical depth and management responsibility provides a strong foundation for future leadership roles, with opportunities to specialize in critical areas of data center operations and infrastructure.

🌐 Work Environment

Office Type: The role is based at the "NTP Campus (JB)" in Johor Bahru, Malaysia. This suggests a dedicated campus environment, likely housing operational, engineering, and potentially some administrative functions related to data center development and management in the region.

Office Location(s): NTP Campus (JB), Johor Bahru, Malaysia. This location is likely chosen for strategic access to infrastructure, talent, and potentially regional data center hubs.

Workspace Context:

• Collaborative Environment: Expect a dynamic and collaborative workspace where interaction with engineering, project management, and operational teams is frequent. The role requires constant communication and alignment across disciplines.

• Technical Resources: Access to necessary design software, analytical tools, and potentially on-site facilities or labs for testing and evaluation of mechanical systems.

• Field Exposure: Significant portion of the role may involve site visits to construction locations, data centers, or vendor facilities, requiring adaptability to different working environments.

Work Schedule:

• The standard work schedule is likely Monday to Friday, 40 hours per week.

• However, given the critical nature of data center operations and project timelines, flexibility will be essential. This may involve occasional extended hours, weekend work, or being on-call to address urgent technical issues or project milestones.

📝 Enhancement Note: The on-site requirement at a dedicated campus indicates a hands-on, integrated work environment. The need for site visits and potential off-hours work is typical for management roles in infrastructure development and operations, emphasizing the importance of reliability and timely project delivery.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio to assess technical qualifications, experience, and alignment with the role's requirements.

• Technical Interview: An in-depth discussion focusing on your mechanical design expertise, HVAC knowledge, data center experience, and problem-solving skills. Expect to be asked about specific design challenges you've overcome.

• Portfolio Presentation: A dedicated session to present key projects from your portfolio. This is where you'll detail your process, methodologies, challenges, and quantifiable results. Be prepared to discuss your design choices and their impact.

• Management & Behavioral Interview: Questions assessing your leadership style, team management capabilities, collaboration skills, and how you handle pressure, conflict, and strategic decision-making.

• On-Site Interview/Campus Tour: Potentially a visit to the NTP Campus or a relevant facility to understand the operational environment and meet key team members.

• Final Interview: With senior leadership to discuss strategic fit and long-term vision.

Portfolio Review Tips:

• Highlight Process & Impact: For each project, clearly articulate the design process you followed, the specific challenges encountered, the solutions you implemented, and the measurable impact (e.g., energy savings, capacity increase, cost reduction, uptime improvement).

• Quantify Achievements: Use specific metrics and data to demonstrate the success of your designs and management. Instead of saying "improved efficiency," say "achieved a 15% reduction in cooling energy consumption."

• Showcase Standards Development: If you have experience creating design standards or manuals, include samples. This demonstrates your ability to institutionalize best practices.

• Address Bidding & Cost Control: Clearly explain your role and success in managing HVAC equipment bidding and cost control initiatives.

• Tailor to DayOne: Research DayOne's mission, values, and current projects. Frame your experience and portfolio examples to align with their growth objectives and operational needs.

Challenge Preparation:

• Design Scenario: Be prepared for a hypothetical design challenge related to data center cooling, capacity expansion, or retrofitting existing infrastructure. Focus on your systematic approach, risk assessment, and consideration of operational factors.

• Process Improvement Exercise: You might be asked to outline how you would improve a specific mechanical design or operational process within a data center context.

• Stakeholder Management: Practice articulating technical concepts clearly to non-technical stakeholders, demonstrating your ability to communicate effectively and build consensus.

📝 Enhancement Note: The interview process emphasizes both deep technical competence and practical application, particularly through the portfolio review and potential design challenges. Candidates should prepare to demonstrate not just what they know, but how they apply that knowledge to achieve operational excellence and strategic goals.

🛠 Tools & Technology Stack

Primary Tools:

• CAD Software:

  • AutoCAD: For 2D drafting and design documentation.
  • Revit: For 3D modeling, BIM (Building Information Modeling), and integrated design documentation, crucial for complex data center infrastructure.

• HVAC Design Software:

  • IES VE (Integrated Environmental Solutions Virtual Environment): For building performance analysis, including thermal modeling and energy simulation.
  • HAP (Hourly Analysis Program) or similar: For load calculations, system sizing, and performance analysis of HVAC systems.
  • CFD (Computational Fluid Dynamics) Software: Potentially used for advanced airflow analysis and hot spot identification within data halls.

• Project Management Software:

  • Microsoft Project, Asana, Jira, or similar: For project planning, scheduling, task management, and progress tracking.

• Collaboration Tools:

  • Microsoft Teams, Slack, or similar: For real-time communication, file sharing, and team collaboration.

Analytics & Reporting:

• Microsoft Excel: For data analysis, calculations, cost tracking, and reporting. Advanced functions, pivot tables, and data visualization capabilities are essential.

• Power BI or Tableau: For creating interactive dashboards and visualizations to present performance data, capacity metrics, and project status to stakeholders.

• Custom Reporting Tools: Familiarity with any internal or proprietary reporting systems used by DayOne.

CRM & Automation:

• While not directly customer-facing, understanding how mechanical design integrates with client service level agreements (SLAs) and operational uptime is key. Familiarity with Data Center Infrastructure Management (DCIM) tools like Schneider Electric EcoStruxure, Vertiv Trellis, or similar platforms would be highly beneficial for understanding the operational context of the designed systems.

📝 Enhancement Note: Proficiency in industry-standard CAD and HVAC design software is paramount. The ability to use project management and data analysis tools effectively will be critical for managing complex projects and demonstrating operational impact. Familiarity with DCIM systems bridges the gap between design and actual data center operations.

👥 Team Culture & Values

Operations Values:

• Reliability & Uptime: A core value emphasizing the paramount importance of designing systems that ensure continuous operation and meet stringent service level agreements for data center clients.

• Efficiency & Optimization: A commitment to designing for maximum energy efficiency, resource utilization, and cost-effectiveness in both construction and ongoing operations.

• Innovation & Forward-Thinking: Encouraging the adoption of new technologies and methodologies to stay at the forefront of data center infrastructure design and performance.

• Collaboration & Teamwork: Fostering a culture where cross-functional teams work harmoniously, sharing knowledge and expertise to achieve common project goals and operational excellence.

• Accountability & Ownership: Promoting a sense of responsibility for design decisions, project outcomes, and the long-term performance of mechanical systems.

Collaboration Style:

• Integrated Approach: Expect a highly collaborative environment where mechanical design is not an isolated function but is deeply integrated with electrical engineering, IT, project management, and site operations.

• Proactive Communication: Emphasis on clear, consistent, and proactive communication to ensure all stakeholders are informed, potential issues are identified early, and alignment is maintained.

• Data-Informed Feedback: A culture that values data-driven feedback on designs and operational performance, used constructively to refine processes and improve future outcomes.

• Problem-Solving Focus: A collective approach to tackling complex technical challenges, where diverse perspectives are welcomed to find the most effective and efficient solutions.

📝 Enhancement Note: DayOne likely cultivates a culture that mirrors the demands of the data center industry: high-stakes, technically complex, and requiring seamless execution. The values and collaboration style will be geared towards ensuring the robust delivery and reliable operation of critical infrastructure.

⚡ Challenges & Growth Opportunities

Challenges:

• Rapid Technological Evolution: Keeping pace with the accelerating advancements in data center cooling technologies, energy efficiency standards, and density requirements.

• Scalability Demands: Designing systems that can seamlessly scale to meet DayOne's aggressive global expansion and increasing client demands for capacity and performance.

• Cost Optimization vs. Performance: Balancing the imperative to control capital expenditure (CapEx) and operational expenditure (OpEx) with the need for high-performance, reliable, and future-proof mechanical systems.

• Cross-Functional Alignment: Ensuring effective communication and integration of mechanical designs with other critical disciplines (electrical, structural, IT) in a fast-paced project environment.

• On-Site Execution: Bridging the gap between design intent and on-site construction reality, ensuring practical implementation and effective troubleshooting of complex mechanical systems.

Learning & Development Opportunities:

• Advanced Cooling Technologies: Opportunities to gain expertise in emerging cooling solutions like liquid cooling, immersion cooling, or advanced adiabatic cooling systems.

• Sustainability & Green Data Centers: Deep dives into energy efficiency certifications, renewable energy integration, and sustainable design practices within data center operations.

• Global Project Exposure: Gaining experience managing mechanical design for data centers across different regions, each with unique regulatory environments and operational considerations.

• Leadership & Strategy: Developing strategic planning capabilities, advanced project oversight, and potentially leading larger engineering teams or contributing to global infrastructure strategy.

• Industry Certifications: Pursuing relevant certifications like ASHRAE certifications, LEED AP, or specialized data center professional credentials.

📝 Enhancement Note: The challenges in this role are typical of the cutting-edge data center industry, requiring continuous learning and adaptation. The growth opportunities are substantial, offering a clear path to senior leadership and specialized expertise in a critical and evolving field.

💡 Interview Preparation

Strategy Questions:

• "Describe your approach to managing the HVAC design lifecycle for a hyperscale data center project, from initial concept to commissioning." (Focus on process, risk management, and stakeholder engagement.)

• "How do you ensure technical design standards are effectively implemented and maintained across multiple projects and teams?" (Highlight your systemization and quality assurance methods.)

• "Walk us through a time you had to significantly optimize a mechanical design for cost savings without compromising reliability. What was your process and the outcome?" (Prepare a specific case study demonstrating analytical skills and financial acumen.)

Company & Culture Questions:

• "How do you see your expertise in mechanical design contributing to DayOne's mission of rapid global expansion in the data center industry?" (Connect your skills to the company's strategic goals.)

• "Describe a challenging cross-functional collaboration you experienced. How did you navigate it, and what was the result?" (Demonstrate your teamwork and communication skills.)

• "How do you stay current with the latest advancements in HVAC technology and data center design best practices?" (Show your commitment to continuous learning.)

Portfolio Presentation Strategy:

• Structure Your Narrative: For each project, use a STAR (Situation, Task, Action, Result) or similar framework. Clearly define the context, your role, the specific actions you took (design choices, process implementation, bidding strategy), and the quantifiable results.

• Emphasize Process & Methodology: Don't just show the final design; explain how you got there. Detail your analytical methods, design review processes, and how you managed risks and stakeholders.

• Showcase Leadership & Problem-Solving: Highlight instances where you led teams, made critical decisions under pressure, or resolved complex technical issues.

• Quantify Impact: Be ready with numbers – energy savings (kWh, %), cost reductions (%), capacity increases (MW, tons), project timeline adherence (%), etc.

• Visual Aids: Use clear diagrams, charts, or renderings where appropriate to illustrate your designs and findings.

📝 Enhancement Note: Preparation should focus on demonstrating not only technical depth but also strategic thinking, leadership capability, and a results-oriented approach. The ability to articulate complex processes and quantifiable outcomes will be key to success.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided link on the DayOne careers portal.

• Tailor Your Resume: Highlight keywords and responsibilities from the job description, emphasizing your experience in mechanical design, HVAC engineering, data center infrastructure, project management, capacity analysis, and cost control. Quantify achievements wherever possible.

• Curate Your Portfolio: Select 2-3 of your most relevant and impactful projects. Prepare detailed case studies that clearly articulate the problem, your solution, the process you followed, and the quantifiable results achieved, especially concerning efficiency, cost, and reliability.

• Prepare for Technical & Behavioral Questions: Review common interview questions for engineering management roles, focusing on your technical expertise, problem-solving skills, leadership style, and ability to collaborate. Practice articulating your portfolio projects concisely and effectively.

• Research DayOne: Understand their mission, values, and recent projects. Be prepared to discuss how your skills and experience align with their growth strategy and operational needs.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.