Principal Designer

📍 Job Overview

Job Title: Principal Designer

Company: Sedgman

Location: Brisbane, Queensland, Australia

Job Type: Full time

Category: Engineering Design

Date Posted: 2026-02-10T03:17:01

Experience Level: 10+ years

Remote Status: On-site

🚀 Role Summary

• Lead the design process for mineral processing projects from conceptual stages through to detailed engineering with a strong emphasis on mechanical and piping layout.

• Convert complex, multidiscipline engineering concepts into accurate and detailed 3D models and designs.

• Ensure all drafting deliverables meet stringent quality standards, client requirements, and Australian standards.

• Drive innovation and efficiency in design processes, leveraging advanced 3D modeling and design software.

• Collaborate effectively with multidisciplinary teams to achieve project objectives within the mining, minerals processing, and heavy industries sectors.

📝 Enhancement Note: While the role is titled "Principal Designer," the description heavily emphasizes mechanical and piping design expertise, with specific software proficiencies. This suggests a highly specialized senior design role rather than a broad design leadership position. The focus on project lifecycle from concept to detailed engineering indicates a need for strategic design thinking and execution.

📈 Primary Responsibilities

• Spearhead piping layout design, ensuring optimal mechanical component integration and functionality.

• Translate high-level engineering concepts into sophisticated 3D designs, visualizing complex systems.

• Meticulously check and verify all drafting deliverables for accuracy, completeness, and adherence to technical specifications and client intent.

• Uphold and enforce rigorous quality standards throughout the design lifecycle, ensuring client satisfaction and project success.

• Develop and manage 3D design models from multidiscipline engineering inputs, integrating various project elements.

• Contribute to the expansion of skills and capabilities into SMP (Structural, Mechanical, Piping) design.

• Proactively adapt to evolving project requirements and role responsibilities within a dynamic engineering environment.

• Mentor and guide junior designers and engineers on best practices in piping layout and 3D modeling.

• Interpret and apply relevant Australian standards to all design work, ensuring compliance and safety.

📝 Enhancement Note: The responsibilities clearly indicate a hands-on, senior technical role. The emphasis on checking deliverables and upholding quality suggests a quality assurance component alongside core design work. The mention of contributing to SMP design and adapting to a changing role highlights the need for a versatile and growth-oriented individual.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a strong foundation in engineering principles relevant to mechanical design, piping, or a related field is implied. Formal training in CAD software and design methodologies is expected.

Experience:

• A minimum of 10+ years of progressive industry experience within the mining, minerals processing, or heavy industries sectors.

• Demonstrated experience in managing design projects from the conceptual design phase through to detailed engineering completion.

Required Skills:

• Expertise in AutoCAD 2D and/or occasional MicroStation 2D proficiency.

• Advanced proficiency in Autodesk 3D modeling programs, including AutoCAD Plant 3D, and a strong understanding of its capabilities.

• Proven skills and hands-on experience with Advanced Steel for structural and mechanical design.

• Ability to independently manage design tasks and work autonomously.

• Demonstrated ability to convert engineering concepts into functional 3D designs.

• Strong attention to detail and diligence in upholding quality standards.

Preferred Skills:

• Experience with Autodesk Construction Cloud and Vault for project collaboration and data management.

• Prior experience or a strong interest in expanding into SMP (Structural, Mechanical, Piping) design.

• Familiarity with Pointcloud Scanning technology as a beneficial, though not essential, skill.

• Experience in AutoCAD Plant 3D Spec Development.

• Experience with AutoCAD Plant 3D Smart PID integration.

📝 Enhancement Note: The requirements lean heavily on specific Autodesk software, particularly AutoCAD Plant 3D and Advanced Steel, indicating a strong technical focus. The "10+ years" experience level suggests a Principal or Lead role, requiring not just technical skill but also the ability to work autonomously and potentially mentor others. The preference for SMP design and specific Plant 3D integrations points towards candidates who can grow with the company's evolving needs.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a range of projects demonstrating proficiency in piping layout design and mechanical component integration.

• Include examples of converting conceptual engineering ideas into detailed 3D models using software like AutoCAD Plant 3D and Advanced Steel.

• Present case studies or project highlights that illustrate adherence to quality standards and client specifications.

• Demonstrate experience with the full project lifecycle, from conceptual design through detailed engineering.

Process Documentation:

• Evidence of creating and checking detailed drafting deliverables for accuracy and completeness.

• Examples of how you have applied Australian standards to design projects.

• Documentation or case studies that highlight problem-solving in design, particularly in complex multidiscipline environments.

• Showcase your understanding of designing within the mining, minerals processing, or heavy industries context.

📝 Enhancement Note: For a Principal Designer role, a portfolio is crucial. It should not only display technical output but also the candidate's problem-solving approach, understanding of project lifecycles, and ability to adhere to rigorous standards. Emphasis should be placed on projects that demonstrate leadership in design execution and quality control. Demonstrating experience with the specified Autodesk suite is paramount.

💵 Compensation & Benefits

Salary Range: Based on the "Principal Designer" title, 10+ years of experience in Brisbane, Australia, and the specialized technical skills required, the estimated annual salary range would typically be AUD $140,000 - $190,000. This range can vary based on the specific depth of experience, negotiation, and the candidate's proven ability to lead complex projects.

Benefits:

• Competitive salary package reflecting the senior nature of the role.

• Flexible work arrangements to promote a healthy work-life balance.

• A collaborative and supportive workplace culture actively fostered by Sedgman.

• Significant opportunities for professional development, skill expansion, and career advancement.

• Comprehensive health and wellbeing support through services like Sonder, available 24/7.

• Structured career growth and development programs.

• Commitment to an inclusive culture that values diversity, equity, and inclusion.

Working Hours: The standard full-time working hours are estimated at 40 hours per week, with potential for flexibility in arrangement as indicated by the benefits.

📝 Enhancement Note: The salary estimate is based on current market data for Principal Design roles in the engineering sector in Brisbane, Australia, considering the heavy industry focus. Benefits are directly pulled from the job description, highlighting Sedgman's commitment to employee well-being and professional growth.

🎯 Team & Company Context

🏢 Company Culture

Industry: Sedgman operates within the Resource & Energy sector, specifically focusing on Mineral Processing. They are a market leader in the design, construction, and operation of mineral processing plants globally. This industry is characterized by large-scale projects, complex engineering challenges, and a strong emphasis on safety, innovation, and project delivery.

Company Size: Sedgman is a subsidiary of CIMIC Group Limited, a large international conglomerate. While Sedgman's specific employee count isn't provided, being part of CIMIC suggests a substantial global footprint and significant resources, offering stability and extensive career opportunities.

Founded: Sedgman Pty Ltd's founding date is not specified, but its operational history and market leadership imply a well-established presence in the industry. The company's history and affiliation with CIMIC suggest a culture built on technical expertise and reliable project execution.

Team Structure:

• The design team likely comprises various engineering disciplines, with this Principal Designer role focusing on mechanical and piping.

• Reporting structure would probably involve a Design Manager or Engineering Lead, with the Principal Designer expected to lead specific project design streams.

Methodology:

• Sedgman emphasizes proven track records in EPC (Engineering, Procurement, Construction) delivery.

• Their approach likely involves rigorous project management, adherence to international and Australian standards, and a focus on innovative technical solutions.

• The company values technical capability, project delivery excellence, and a professional, friendly atmosphere.

Company Website: https://elgl.fa.ap1.oraclecloud.com/hcmUI/CandidateExperience/ (This URL appears to be a recruitment portal, not the primary company website. A typical company website would be sedgman.com or similar, but this was not directly provided in the input data.)

📝 Enhancement Note: The company context highlights Sedgman's position as a significant player in the global resources sector. The Principal Designer will be part of a technically demanding environment where precision, compliance, and collaboration are key. Being part of CIMIC Group offers a strong foundation and extensive support network.

📈 Career & Growth Analysis

Operations Career Level: This "Principal Designer" role represents a senior, highly specialized technical position within the engineering design function. It signifies a level of expertise and experience where individuals are expected to lead complex design tasks, provide technical guidance, and potentially mentor junior staff. It's a role focused on deep technical mastery and execution excellence rather than broad management.

Reporting Structure: The Principal Designer will likely report to a Design Manager, Engineering Manager, or a Project Director, depending on the project structure. They will be expected to collaborate closely with other discipline leads (e.g., structural, electrical, process engineers) and project management teams.

Operations Impact: The Principal Designer's impact is critical to project success. Their ability to translate complex concepts into accurate, buildable designs directly influences project cost, schedule, safety, and overall quality. Effective piping layout and mechanical design are fundamental to the efficient and safe operation of mineral processing plants, impacting throughput, maintenance, and operational expenditure.

Growth Opportunities:

• Technical Specialization: Deepen expertise in advanced piping design, mechanical systems for mineral processing, and emerging design technologies.

• Lead Designer/Chief Engineer: Progress to leading entire design packages or disciplines on major projects, taking on greater technical responsibility and oversight.

• Project Engineering Management: Transition into roles managing the technical aspects of projects, coordinating multiple engineering disciplines.

• Mentorship and Training: Develop leadership skills by mentoring junior designers and contributing to internal training programs on design best practices and software utilization.

• Industry Expertise: Gain exposure to a diverse range of mineral processing projects, expanding knowledge across different commodities and plant types.

📝 Enhancement Note: The growth path for a Principal Designer is typically along a technical leadership track. While management roles are possible, the core progression is often about becoming the go-to expert for complex design challenges within their domain. Sedgman's affiliation with CIMIC suggests a structured environment for career development.

🌐 Work Environment

Office Type: This role is based in an office environment in Brisbane, Australia, as indicated by the "On-site" remote status. Sedgman likely maintains modern office facilities conducive to collaborative engineering work.

Office Location(s): The primary location is Brisbane, Queensland, Australia. Sedgman also has offices in Canada, Chile, China, and South Africa, suggesting potential for international exposure or collaboration, though this specific role is on-site in Brisbane.

Workspace Context:

• The workspace is expected to be collaborative, facilitating interaction with fellow designers, engineers, and project stakeholders.

• Access to high-performance workstations and specialized design software (AutoCAD, Autodesk suite) will be standard.

• Opportunities for team-based problem-solving and design reviews are integral to the daily work.

• The environment will be professional, focused on delivering high-quality engineering solutions within project timelines.

Work Schedule: The standard work schedule is likely 40 hours per week, typical for a full-time engineering role. The company offers "flexible work arrangements," which may include options for adjusted start/end times or compressed workweeks, subject to project and team needs.

📝 Enhancement Note: The on-site requirement emphasizes the need for in-person collaboration and access to office-based resources. The mention of flexible work arrangements suggests Sedgman values work-life balance, a common perk in the modern engineering sector.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your CV and cover letter to assess alignment with the required experience, skills, and qualifications.

• Technical Interview: This will likely involve detailed discussions about your experience with piping layout, mechanical design, and the specific software mentioned (AutoCAD Plant 3D, Advanced Steel). Expect scenario-based questions related to design challenges, quality control, and Australian standards application.

• Portfolio Review: A dedicated session where you will present key projects from your portfolio, explaining your role, design decisions, challenges faced, and outcomes achieved. This is a critical stage for demonstrating practical application of your skills.

• Team/Cultural Fit Interview: An opportunity to meet potential team members and discuss how you collaborate, approach problem-solving, and fit within Sedgman's culture.

• Final Interview: Potentially with a senior manager or director to discuss overall fit, career aspirations, and finalize terms.

Portfolio Review Tips:

• Curate Strategically: Select 3-5 projects that best showcase your proficiency in piping layout, 3D modeling (especially AutoCAD Plant 3D and Advanced Steel), and conversion of concepts to detailed designs.

• Highlight Ownership: Clearly define your specific contributions and responsibilities within each project, especially if it was a team effort. Use "I" statements for your direct actions.

• Quantify Impact: Where possible, include metrics such as design efficiency improvements, cost savings, or adherence to tight schedules.

• Showcase Problem-Solving: Prepare to discuss specific design challenges you encountered and how you overcame them, demonstrating critical thinking and technical acumen.

• Demonstrate Standards Compliance: Include examples where you specifically applied and ensured adherence to Australian Standards.

• Prepare for Software Deep Dive: Be ready to discuss your experience with AutoCAD Plant 3D's spec development, Smart PID integration, and Advanced Steel in detail.

Challenge Preparation:

• Design Scenario: You might be given a simplified design problem or a section of a plant layout to analyze or propose improvements for. Focus on a structured approach: understanding requirements, identifying constraints, proposing solutions, and justifying them.

• Software Proficiency Test: Be prepared for practical exercises using AutoCAD Plant 3D or Advanced Steel, such as creating a simple model, modifying a spec, or generating a drawing.

• Quality Assurance Exercise: You might be asked to review a set of drawings or a design proposal and identify potential issues or areas for improvement based on standards and best practices.

📝 Enhancement Note: The application process for a Principal Designer will be rigorous, focusing heavily on technical depth and practical application. A well-prepared, targeted portfolio is essential. Candidates should anticipate detailed questioning on specific software and design methodologies.

🛠 Tools & Technology Stack

Primary Tools:

• AutoCAD 2D: For foundational 2D drafting and design work.

• MicroStation 2D: An alternative 2D CAD software, indicating potential project requirements or legacy systems.

• AutoCAD Plant 3D: A core requirement for 3D modeling, piping design, and generating P&IDs (Piping and Instrumentation Diagrams). Proficiency in spec development and Smart PID integration is desirable.

• Advanced Steel: Essential for structural steel detailing and modeling, integrated with the Autodesk ecosystem.

• 3D Modeling Software (General): Broad understanding of 3D design principles and their application in complex engineering projects.

Analytics & Reporting:

CRM & Automation:

• Not directly applicable to this design role, but familiarity with project management or document control systems (like Autodesk Vault or similar) is implied for managing design data and workflows.

• Autodesk Vault: For design data management and version control, ensuring design integrity.

• Autodesk Construction Cloud: For collaboration and project management across the project lifecycle.

📝 Enhancement Note: The technology stack is heavily weighted towards Autodesk products, with a strong emphasis on 3D modeling and detailing for mechanical and structural components. Candidates must demonstrate deep proficiency in AutoCAD Plant 3D and Advanced Steel.

👥 Team Culture & Values

Operations Values:

• Technical Excellence: A core value, emphasizing precision, accuracy, and deep understanding in all design work.

• Quality Focus: Upholding high standards is paramount, ensuring deliverables are robust, compliant, and meet client expectations.

• Innovation: Encouraging new approaches and leveraging technology to improve design processes and outcomes.

• Collaboration: Working effectively within multidiscipline teams and with clients to achieve shared project goals.

• Safety: A non-negotiable value, deeply integrated into all design considerations for plant operations.

• Professionalism: Maintaining a high level of conduct, diligence, and client focus.

Collaboration Style:

• Cross-functional Integration: Expect close teamwork with project managers, process engineers, structural engineers, electrical engineers, and procurement teams.

• Design Review Culture: Active participation in design reviews, providing constructive feedback and incorporating input from other disciplines.

• Knowledge Sharing: A culture that encourages sharing best practices, lessons learned, and technical insights among team members.

• Proactive Communication: Open and timely communication is vital to address design queries, resolve clashes, and ensure alignment across project stakeholders.

📝 Enhancement Note: Sedgman's culture, as part of CIMIC Group, likely values a blend of technical rigor, project delivery excellence, and a supportive team environment. The Principal Designer will be expected to contribute to this culture through technical leadership and collaborative problem-solving.

⚡ Challenges & Growth Opportunities

Challenges:

• Complexity of Projects: Mineral processing plants are inherently complex, requiring intricate integration of mechanical, piping, and structural systems.

• Adherence to Standards: Ensuring all designs meet stringent Australian and international standards, as well as specific client requirements.

• Software Proficiency: Mastering and effectively utilizing advanced features of software like AutoCAD Plant 3D and Advanced Steel, including spec development and integration.

• Adapting to Evolving Roles: The willingness to adapt to changing responsibilities and potentially expand into new design areas like SMP design.

• Multidiscipline Coordination: Effectively managing design interfaces and resolving clashes with other engineering disciplines.

Learning & Development Opportunities:

• Advanced Software Training: Opportunities to deepen expertise in specific Autodesk software modules and emerging design technologies.

• Project Diversity: Exposure to a wide range of mineral processing projects, broadening experience across different commodities and plant complexities.

• Technical Mentorship: Learning from and contributing to a team of experienced engineers and designers.

• Industry Best Practices: Staying abreast of the latest advancements in mineral processing plant design and engineering methodologies.

• Potential for Leadership: Opportunities to grow into lead design roles or chief engineer positions on significant projects.

📝 Enhancement Note: The challenges are typical for a senior design role in heavy industry, emphasizing the need for continuous learning and adaptability. Sedgman's commitment to professional development provides a clear path for growth.

💡 Interview Preparation

Strategy Questions:

• Design Methodology: "Describe your process for converting a conceptual engineering design into a detailed 3D piping layout. What are the key considerations and potential pitfalls?" (Focus on structured approach, standards, software application).

• Software Expertise: "Walk me through your experience with AutoCAD Plant 3D's spec development. What are the advantages and challenges of creating custom specs?" (Be ready to discuss specific features and practical applications).

• Quality Assurance: "How do you ensure the accuracy and completeness of your drafting deliverables? Describe a time you identified a critical design error before it impacted construction." (Highlight attention to detail, quality control processes).

• Problem-Solving: "Describe a complex piping layout challenge you faced on a mineral processing project. How did you approach it, and what was the outcome?" (Use the STAR method: Situation, Task, Action, Result).

• Standards Application: "How do you ensure your designs comply with relevant Australian Standards for mechanical and piping systems?" (Show awareness of specific standards if possible, or your process for referencing them).

Company & Culture Questions:

• "What interests you about Sedgman and our work in the mineral processing industry?" (Research Sedgman's recent projects, values, and market position).

• "How do you approach collaboration with other engineering disciplines (e.g., structural, electrical)?" (Emphasize teamwork, communication, and conflict resolution).

Portfolio Presentation Strategy:

• Narrative Flow: Structure your presentation logically, guiding the interviewer through the project's objectives, your role, the design process, key challenges, solutions, and final outcomes.

• Visual Aids: Use clear screenshots, 3D model views, and drawings from your portfolio. Annotate them to highlight specific design features or solutions.

• Technical Depth: Be prepared to discuss technical details, software functionalities used, and the rationale behind your design decisions.

• Quantify Achievements: Whenever possible, present data-driven results (e.g., "reduced design time by X%", "avoided Y clashes").

• Focus on Key Requirements: Explicitly address how your experience aligns with piping layout, 3D modeling (Plant 3D, Advanced Steel), quality standards, and Australian standards.

📝 Enhancement Note: Preparation should focus on demonstrating not just technical proficiency but also problem-solving skills, adherence to standards, and collaborative capabilities. The portfolio presentation is a critical opportunity to showcase practical application of all required skills.

📌 Application Steps

To apply for this Principal Designer position:

• Submit your CV and a cover letter through the provided application link.

• Portfolio Preparation: Curate a digital portfolio that prominently features your best work in piping layout design, 3D modeling using AutoCAD Plant 3D and Advanced Steel, and projects from the mining/minerals processing sector. Ensure it showcases your ability to convert concepts to detailed designs and adhere to quality standards.

• Resume Optimization: Tailor your resume to highlight your 10+ years of experience, specific software proficiencies (AutoCAD Plant 3D, Advanced Steel), experience with conceptual to detailed design, and familiarity with Australian Standards. Use keywords from the job description.

• Interview Practice: Prepare to discuss your portfolio in detail, practice answering technical questions related to piping design and software, and articulate your approach to problem-solving and collaboration. Rehearse your responses to company and culture-fit questions.

• Company Research: Thoroughly research Sedgman, their parent company CIMIC Group, and their recent projects. Understand their values, industry position, and commitment to safety and innovation. This will help you tailor your application and interview responses.

⚠️ 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.