Project Design Manager

📍 Job Overview

Job Title: Project Design Manager

Company: Trant Engineering Ltd

Location: Southampton, Hampshire, United Kingdom

Job Type: Permanent - Full Time

Category: Engineering & Design Operations / Project Management

Date Posted: 2026-08-27

Experience Level: Mid-Senior Level (Estimated 5-10 years)

Remote Status: Hybrid

🚀 Role Summary

• Lead and coordinate multidisciplinary design teams in the water and wastewater sector, ensuring efficient and intelligent production of design deliverables.

• Act as a key technical focal point, managing design interfaces with internal teams, clients, third-party designers, subcontractors, and suppliers.

• Uphold and promote rigorous health, safety, and environmental best practices throughout the design lifecycle, instigating the development of design risk assessments.

• Drive continuous improvement initiatives for the design delivery process and associated quality management systems.

• Maintain strong awareness of commercial factors, collaborating with commercial, planning, and delivery teams to ensure designs align with project requirements and fee estimates.

📝 Enhancement Note: The provided job description is for a "Project Design Manager" within an EPC (Engineering, Procurement, and Construction) contractor. While not explicitly a "Revenue Operations" or "Sales Operations" role, the emphasis on project delivery, commercial awareness, stakeholder management, and process improvement aligns closely with the operational rigor and cross-functional collaboration expected in GTM (Go-To-Market) operations. This role requires managing the design aspect of projects, which is a critical precursor to successful project execution and ultimately, revenue realization. The role involves significant operational oversight of the design process, including resource allocation, program management, and quality assurance.

📈 Primary Responsibilities

• Coordinate design resources across multidisciplinary engineering teams and CAD technicians for small-to-medium sized projects, ensuring timely and cost-effective production of design deliverables.

• Manage and prioritize multiple projects simultaneously in a fast-paced, dynamic environment, ensuring alignment with design fee estimates and project programs.

• Ensure formal design and safety reviews are conducted at appropriate project stages, confirming compliance with health, safety, environmental best practices, and client/industry specifications.

• Establish and maintain strong relationships and effective communication channels with client project teams and internal stakeholders across commercial, planning, and delivery departments.

• Manage design interfaces with third-party designers, subcontractors, and suppliers to ensure seamless integration and adherence to project standards.

• Regularly review design delivery strategies in collaboration with Discipline Leads to optimize processes and outcomes.

• Identify and escalate instances of design change in accordance with Trant's established procedures, ensuring proper documentation and approval.

• Proactively drive a strong Health & Safety focus throughout the design process, developing design risk assessments to mitigate identified risks.

• Identify and implement opportunities for continuous improvement of the design delivery process and associated quality management systems.

• Uphold and promote Trant Engineering's Core Values: Care, Trust, Respect, and Sustainability.

📝 Enhancement Note: These responsibilities highlight a strong focus on process management, risk mitigation, and stakeholder engagement, which are core tenets of operational excellence. The need to coordinate diverse teams and manage project lifecycles suggests a need for robust project management methodologies and systems thinking, similar to those employed in GTM operations for pipeline management and campaign execution.

🎓 Skills & Qualifications

Education:

• Recognized Engineering Institution Accredited MEng/BEng (Desirable).

• Bachelor's Degree (Implied as essential for an engineering background). Experience:

• Experience in coordinating multidisciplinary teams of engineers and CAD technicians on small-to-medium sized projects.

• Proven ability to manage and prioritize multiple projects in a dynamic environment.

• Experience in the water industry, with a strong engineering background.

• Experience in technical delivery and design development processes.

• Understanding of commercial factors applicable to tendering and design delivery.

• Experience with BIM/Digital Delivery processes. Required Skills:

• Project Design Coordination: Ability to lead and orchestrate design efforts across various engineering disciplines.

• Multi-Disciplinary Team Leadership: Experience in guiding and managing teams of engineers and CAD technicians.

• Water Industry Expertise: Deep understanding of water and wastewater treatment, water storage, distribution, and flood defense project requirements.

• Stakeholder Management: Excellent communication and relationship-building skills for interacting with clients, internal teams, and external partners.

• Health & Safety Focus: Commitment to and practical application of H&S best practices in design and project delivery.

• Commercial Acumen: Awareness of commercial factors influencing tendering and design delivery processes.

• Problem-Solving: Keen eye for detail to identify technical issues early in the project lifecycle.

• Microsoft Office Suite Proficiency: Competent user for daily operational tasks.

Preferred Skills:

• BIM/Digital Delivery: Good working knowledge of Building Information Modeling and digital delivery processes.

• Chartered Membership: Membership of a relevant professional institution.

• Process Improvement: Ability to identify and implement continuous improvements in design delivery.

• Quality Management Systems: Experience in upholding and enhancing quality standards.

📝 Enhancement Note: The emphasis on technical background, coordination of technical teams, and process management strongly suggests that candidates with a background in engineering project management or technical operations within infrastructure sectors will be highly competitive. Proficiency in tools that support design collaboration and project tracking is implicitly valued.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Design Coordination Case Studies: Examples demonstrating successful coordination of multidisciplinary design teams on complex projects, highlighting problem-solving and resolution strategies.

• Project Lifecycle Management: Evidence of managing design deliverables from concept through to detailed design, showcasing adherence to timelines and budgets.

• Technical Specification Documentation: Samples or descriptions of how technical specifications and compliance documents were developed and managed.

• Risk Assessment Examples: Portfolios should include instances where design risk assessments were initiated, developed, and implemented to mitigate project risks.

• Process Improvement Initiatives: Documentation of past efforts to improve design delivery processes, including specific methodologies or tools implemented and their impact.

Process Documentation:

• Evidence of establishing and maintaining structured design programs and fee estimates.

• Demonstrated ability to ensure formal design/safety reviews are conducted and documented at key project stages.

• Examples of managing design interfaces and ensuring seamless integration with third-party inputs.

• Documentation of how design change instances were identified, managed, and escalated.

📝 Enhancement Note: While a traditional "operations" portfolio might focus on CRM, sales enablement, or marketing automation, for this role, a portfolio demonstrating project execution, technical coordination, and process management in an engineering context is crucial. Candidates should be prepared to showcase how they've managed complex technical workflows and ensured quality and safety outcomes.

💵 Compensation & Benefits

Salary Range:

As this is a Project Design Manager role within a UK-based engineering firm, and based on the experience level (estimated 5-10 years), typical salary ranges in Southampton, Hampshire, for such a position can be estimated between £45,000 to £65,000 per annum. This estimate considers the company's size, industry, and the specific responsibilities outlined.

Benefits:

• Competitive salary.

• Company car or car allowance (for some levels).

• Mentored support within Trant's ‘Career Development Association’ to work towards chartership.

• 24 days of annual holiday, increasing with service.

• Option to buy additional holiday via salary sacrifice.

• Company Pension Scheme.

• Flexible working based on a ‘core hours’ system.

• One Professional Membership paid annually.

• Hybrid working arrangement.

• Employee Assistance Program.

• Free onsite parking.

• Bike to Work Scheme.

• Discretionary annual bonus. Working Hours:

• Standard Full-Time hours, with flexibility based on a ‘core hours’ system, supporting a hybrid work arrangement.

• Approximately 40 hours per week.

📝 Enhancement Note: The salary estimate is based on general UK market data for Project Design Managers in the engineering and construction sectors, with adjustments for location (Southampton) and the specified experience level. The benefits package is comprehensive, reflecting a commitment to employee development and work-life balance, which is attractive to operational professionals.

🎯 Team & Company Context

🏢 Company Culture

Industry: Engineering, Procurement, and Construction (EPC) contractor, primarily serving the water sector (water and wastewater treatment, water storage and distribution, flood defence) and some works within the energy sector. Trant Engineering is a Tier 1 EPC Contractor.

Company Size: Over 1,000 employees, with a £150m turnover, indicating a significant and established organization with substantial project capacity.

Founded: Trant Engineering has a long history, implying stability and established operational processes.

Team Structure:

• The role sits within the IDS (Integrated Design Solutions) Department, which provides multidisciplinary design solutions and technical support.

• The IDS department works closely with commercial, planning, and delivery teams across the wider business.

• The Project Design Manager reports directly to the Associate Director of Engineering.

• The team structure emphasizes cross-functional collaboration and integration to ensure successful project execution from design to delivery. Methodology:

• Design Delivery Focus: Emphasis on efficient and intelligent production of design deliverables, aligning technical solutions with commercial and program constraints.

• Integrated Approach: Close collaboration between design, commercial, planning, and delivery teams is critical.

• Health, Safety, and Environmental (HSE) Integration: HSE is a proactive focus throughout the design process, not an afterthought.

• Continuous Improvement: A commitment to refining design delivery processes and quality management systems.

• Client-Centric: Establishing and maintaining strong relationships with client project teams.

Company Website: https://trant.co.uk

📝 Enhancement Note: The company operates in a sector that demands high levels of technical precision, safety, and project management rigor. The culture appears to value collaboration, technical excellence, and a strong ethical foundation (Core Values). For operations professionals, this means an environment where process adherence, efficiency, and clear communication are paramount.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned at a Mid-Senior Level within the engineering and project delivery function. It requires significant technical expertise combined with management and coordination skills. It bridges the gap between pure technical design and overall project execution.

Reporting Structure: Reports to the Associate Director of Engineering, indicating a clear hierarchy within the IDS department. This role will also be responsible for coordinating the efforts of engineers and CAD technicians.

Operations Impact: While not directly managing revenue, the Project Design Manager's role is foundational to profitable project delivery. By ensuring efficient, compliant, and technically sound designs, they directly impact project costs, timelines, client satisfaction, and the company's ability to secure future work. Effective design management minimizes costly rework and delays during the construction phase.

Growth Opportunities:

• Technical Specialization: Deepen expertise in water sector engineering or BIM/Digital Delivery.

• Leadership Development: Progress to roles managing larger teams, more complex projects, or heading up specific design disciplines.

• Chartership Support: Mentored support through Trant's Career Development Association offers a clear pathway to professional chartered status (e.g., CEng).

• Project Management Advancement: Transition into broader project management roles with end-to-end responsibility for project delivery.

• Process Optimization Leadership: Take on roles focused on improving company-wide design and delivery processes.

📝 Enhancement Note: The structured support for chartership and clear reporting lines suggest a company that invests in the development of its technical and operational staff, offering a structured career progression path relevant to individuals seeking to build a career in technical project management and operational oversight.

🌐 Work Environment

Office Type: Primarily office-based at their Head Office in Southampton, with a hybrid working model. Occasional site visits to remote sites will be required.

Office Location(s): Southampton, Hampshire, United Kingdom. The specific office address is Rushington House, Rushington, SO40 9LT, located near the New Forest.

Workspace Context:

• Collaborative Environment: The role requires frequent collaboration with IDS colleagues, commercial, planning, and delivery teams, suggesting an open and interactive workspace.

• Tools & Technology: Expected to be a competent user of Microsoft Office suite. A good working knowledge of BIM/Digital Delivery processes is also required, implying access to relevant design and project management software.

• Team Interaction: Opportunities to interact with a diverse range of engineering specialists and project stakeholders.

Work Schedule:

• Full-time employment with a flexible working arrangement based on a ‘core hours’ system. This provides a degree of autonomy and work-life balance, crucial for managing demanding project schedules.

📝 Enhancement Note: The hybrid model and flexible core hours are designed to support operational efficiency while accommodating employee needs. For operations professionals, this suggests an environment that values productivity and results, with the flexibility to manage personal time effectively.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Review of CV and application, likely assessing alignment with essential requirements and experience.

• Technical Interview: Discussion focused on engineering background, water industry experience, design coordination capabilities, and problem-solving skills. Expect questions on managing multidisciplinary teams and technical challenges.

• Portfolio Review (if applicable): Presentation of case studies or examples of past projects, focusing on design coordination, process improvement, and HSE management.

• Behavioral/Cultural Fit Interview: Assessment of alignment with Trant's Core Values (Care, Trust, Respect, Sustainability) and collaboration style. Discussion on commercial awareness and stakeholder management.

• Final Interview: Potentially with senior leadership (e.g., Associate Director of Engineering) to discuss strategic fit and long-term contributions.

Portfolio Review Tips:

• Highlight Coordination: Showcase specific examples of how you successfully coordinated multiple engineering disciplines to achieve project goals. Quantify outcomes where possible (e.g., reduced design iterations, on-time delivery).

• Demonstrate Process Rigor: Detail your approach to design reviews, risk assessments, and quality management. Use a structured approach to explain your methodologies.

• Showcase Problem-Solving: Prepare specific examples of technical challenges encountered and how you resolved them, emphasizing your analytical skills and attention to detail.

• Emphasize Collaboration: Be ready to discuss how you built and maintained relationships with clients and internal teams, providing examples of effective communication strategies.

• Quantify Impact: If possible, present metrics related to design efficiency, cost savings, or safety improvements achieved through your management.

Challenge Preparation:

• Be prepared for hypothetical scenarios related to managing conflicting design requirements, tight deadlines, or unexpected technical issues.

• Practice articulating complex technical information clearly and concisely.

• Understand Trant's core business and values to tailor your responses.

📝 Enhancement Note: The emphasis on technical coordination, process management, and HSE means that candidates should prepare to demonstrate practical application of these skills, not just theoretical knowledge. A portfolio that visually represents project workflows and outcomes will be highly beneficial.

🛠 Tools & Technology Stack

Primary Tools:

• Microsoft Office Suite: Essential for daily operations, reporting, and communication.

• BIM Software: Proficiency in relevant Building Information Modeling software (e.g., Autodesk Revit, Navisworks) is highly desirable, indicating familiarity with digital design workflows.

• Project Management Software: While not explicitly named, tools like MS Project, Asana, Monday.com, or similar platforms are likely used for program management and task tracking.

• CAD Software: Familiarity with CAD platforms (e.g., AutoCAD) is expected given the role's interaction with CAD technicians.

Analytics & Reporting:

• Internal Reporting Tools: Likely use of company-specific or standard reporting tools for design progress, cost tracking, and HSE compliance.

• Data Visualization: Basic ability to interpret and present data from reports.

CRM & Automation:

• Not directly applicable to this role as it's not client-facing in a sales capacity. However, understanding how design data feeds into broader project management and client relationship systems might be beneficial.

📝 Enhancement Note: While this role doesn't focus on CRM or marketing automation, proficiency in project management and design-related software is critical. Candidates should be prepared to discuss their experience with tools that facilitate collaboration, documentation, and technical design processes.

👥 Team Culture & Values

Operations Values:

• Care: Demonstrated through a strong focus on health, safety, and environmental best practices, as well as client and team well-being.

• Trust: Fostered through reliable design delivery, transparent communication, and adherence to company procedures.

• Respect: Applied in interactions with colleagues, clients, and stakeholders, valuing diverse contributions and perspectives.

• Sustainability: Integrated into design decisions and process improvements, reflecting a long-term perspective on project impact and resource management.

Collaboration Style:

• Cross-functional Integration: Essential for success, requiring active collaboration with commercial, planning, and delivery teams to ensure holistic project success.

• Proactive Communication: Regular updates and clear communication are key to managing interfaces and mitigating risks.

• Process-Oriented: A culture that values structured reviews, documentation, and continuous improvement of workflows.

📝 Enhancement Note: The emphasis on core values suggests that cultural fit is important. Candidates should be able to articulate how their work ethic and interpersonal skills align with these principles, particularly in how they manage teams and projects.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Technical Demands and Commercial Constraints: Ensuring high-quality, safe designs are delivered within budget and program timelines.

• Managing Diverse Stakeholder Expectations: Navigating the needs and priorities of clients, internal departments, subcontractors, and regulatory bodies.

• Keeping Pace with Evolving Technologies: Staying current with BIM, digital delivery processes, and engineering best practices.

• Ensuring Consistent HSE Compliance: Proactively embedding safety and environmental considerations into every stage of the design process.

Learning & Development Opportunities:

• Professional Chartership: Structured mentorship and support to achieve chartered engineer status.

• Advanced Design Technologies: Opportunities to work with and gain expertise in BIM and digital delivery tools.

• Project Management Skills: Developing skills in managing larger, more complex projects and broader project portfolios.

• Industry Exposure: Working on a variety of projects in the water and energy sectors provides diverse experience.

📝 Enhancement Note: The challenges presented are typical for senior roles in EPC environments, requiring strong resilience, adaptability, and a proactive approach to problem-solving. The growth opportunities are clearly defined, offering a strong career trajectory for ambitious professionals.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex multidisciplinary design project you managed. What were the key challenges, and how did you ensure successful coordination and delivery?" (Focus on process, communication, and outcomes).

• "How do you balance technical requirements with commercial constraints and project timelines in a design management role?" (Highlight your commercial awareness and prioritization skills).

• "Walk me through your process for conducting design risk assessments. How do you ensure health, safety, and environmental factors are integrated from the outset?" (Emphasize proactive HSE management and documentation). Company & Culture Questions:

• "How do you embody Trant's Core Values (Care, Trust, Respect, Sustainability) in your daily work and team interactions?" (Prepare specific examples).

• "Describe your experience working in a hybrid or flexible working environment. How do you ensure effective collaboration and productivity?" (Showcase your adaptability and communication strategies).

• "How do you approach building and maintaining strong working relationships with clients and internal project teams?" (Focus on communication, problem-solving, and stakeholder management). Portfolio Presentation Strategy:

• Structure: Organize your portfolio around key project phases or types of challenges (e.g., Coordination, Risk Management, Process Improvement).

• Quantify: Use data and metrics to demonstrate the impact of your work (e.g., percentage reduction in design changes, on-time delivery rates, cost savings).

• Narrative: Tell a story for each case study, outlining the challenge, your approach, the actions taken, and the results achieved.

• Visuals: Incorporate diagrams, process flows, or relevant visuals where appropriate to illustrate complex concepts.

📝 Enhancement Note: Interviewers will likely probe for specific examples that demonstrate practical application of skills, rather than just theoretical knowledge. Be ready to discuss your methodologies, decision-making processes, and how you’ve handled difficult situations.

📌 Application Steps

To apply for this Project Design Manager position:

• Submit your application through the provided link on Trant's careers portal.

• Tailor your CV: Highlight specific experience in project design coordination, multidisciplinary team leadership, water industry projects, and HSE management. Quantify achievements where possible.

• Prepare your Portfolio: Gather case studies and examples that clearly demonstrate your capabilities in design management, process improvement, and stakeholder collaboration. Focus on projects relevant to the water sector or EPC environments.

• Research Trant Engineering: Understand their core values, recent projects, and their position within the UK infrastructure sector. Be prepared to articulate why you are a good cultural fit.

• Practice Interview Responses: Rehearse answers to common interview questions, focusing on providing specific, STAR-method (Situation, Task, Action, Result) examples that showcase your operational and technical expertise.

⚠️ 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.