Principal Mechanical Engineer (Permanent) in Perth

Principal Mechanical Engineer (Permanent) in Perth

Perth Full-Time 51750 - 63250 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead innovative water projects and design mechanical systems that make a real difference.
  • Company: Join AECOM, a global leader in infrastructure consulting with a mission to deliver a better world.
  • Benefits: Enjoy flexible working, competitive salary, and a range of benefits tailored to your lifestyle.
  • Other info: Diverse and inclusive workplace with excellent career development opportunities.
  • Why this job: Be part of a dynamic team shaping sustainable water systems for future generations.
  • Qualifications: Degree in Mechanical Engineering and experience in water engineering projects required.

The predicted salary is between 51750 - 63250 £ per year.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world's most complex challenges and build legacies for future generations.

With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

At AECOM, we boast an impressive and expansive Water Team operating across the globe. Our Water Team in Scotland are delivering a diverse and high-impact portfolio of projects that are shaping sustainable and resilient water systems for generations to come. One of our most recent wins includes Scottish Water's SR27 Enterprise. It is the highest value venture ever put into place by Scottish Water and will reshape Scotland's water and wastewater infrastructure from 2027 to 2033 (with potential to extend for another 6 years). AECOM will be at the heart of this ground-breaking delivery model, shaping design excellence at scale and working with Scottish Water and our Enterprise Partners to help drive outcomes that deliver value for customers in Scotland and go beyond net zero.

This is a major win for AECOM and a powerful endorsement of our expertise, giving us a fantastic opportunity to deliver long-term, meaningful work that has large scale impact for communities across Scotland. Join our dynamic and multidisciplinary Water Team as a Principal Mechanical Engineer in one of our Scotland offices – whilst also taking advantage of work from home days through our hybrid work approach.

Here's what you'll do:

  • Prepare feasibility studies, outline design, detailed design and construction support.
  • Produce Plant layouts, design drawings and mechanical plant selection including specifications, WIMES Data Sheets, Valve schedules, Equipment Schedules, lifting strategies, hydraulic headloss calculations and P&IDs.
  • Liaise and collaborate with our water and other discipline teams including civil, electrical, process and mechanical engineers nationwide.
  • Visit site to carry surveys and support of liaisons with clients, contractors & suppliers.
  • Lead and contribute design review meetings such as HAZOPs, HAZIDs, ALMs and SWIFTS.
  • Act as Mechanical Lead on projects including WwTW, WTW and Infrastructure.
  • Support the Project Manager and Design Lead to successfully deliver the Mechanical Scope to programme and budget.
  • Assist the Project Manager to set realistic programmes and budgets for Mechanical projects.
  • Be a Line manager for Mechanical Graduate, Engineer and Senior Engineers.

Enjoy the Perks. You'll thrive in an inclusive and forward-thinking environment where your contributions are valued - and let's not forget the perks! At AECOM, you'll enjoy a range of core benefits designed to support your future and well-being, and flexible benefits you can customise to suit your lifestyle. Take advantage of our technical practice networks, AECOM University, and volunteering days to accelerate your career development, and utilise our flexible hybrid working model to create a healthy work-life balance. We recognise that everyone's circumstances are different, so we're more than happy to discuss part-time or flexible working arrangements.

A degree (or equivalent) in Mechanical Engineering. Be a Chartered Engineer with a relevant institution, such as IMechE. A proven ability to deliver engineering designs, reports, drawings, technical specifications, and calculations with confidence and precision. Hands-on experience in delivering innovative solutions for water and wastewater engineering projects. We celebrate diversity, including neurodiversity, and believe it enriches our team.

If you are an applicant with a disability that requires reasonable accommodation to complete the application process, please contact us at ReasonableAccommodations@aecom.

At AECOM, we value everyone's unique contributions and perspectives. Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore our AECOM voices, employee stories, latest projects, and much more!

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

AECOM is the world's trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges.

Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025.

Freedom to Grow in a World of Opportunity. You will have the flexibility you need to do your best work with hybrid work options. Whether you're working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed. You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. As an Equal Opportunity Employer, we believe in each person's potential, and we'll help you reach yours. We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition, who meet the minimum/essential criteria for the role.

Principal Mechanical Engineer (Permanent) in Perth employer: AECOM

At AECOM, we pride ourselves on being an exceptional employer, offering a dynamic work environment that fosters innovation and collaboration. Our commitment to employee growth is evident through our extensive career development opportunities, flexible hybrid working model, and a culture that values diversity and inclusion. Join us in the South East, where you can make a meaningful impact on transport planning while enjoying a range of personalised benefits tailored to support your well-being and professional aspirations.

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Contact Details:

AECOM Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Principal Mechanical Engineer (Permanent) in Perth

Get Your Hands Dirty at Engineering Events

Join local engineering meetups or industry conferences related to mechanical engineering. Whether it's a workshop or a career fair, these events are goldmines for networking and getting a foot in the door. Plus, you can showcase your passion and enthusiasm directly to potential employers like AECOM.

Connect with Professors & Peers

Tap into your university’s resources—professors often have connections in the industry. Don’t be shy to ask about potential openings or recommendations. Your classmates might also know of companies hiring. Often, it’s who you know that gets you in front of the right people!

Highlight Your Projects and Practical Experience

When you land those interviews, make sure to talk about your hands-on projects or internships. Whether it's a design project or hands-on experience with CAD software, specific examples will make you stand out. Companies like AECOM love to hear about practical applications of your skills.

Apply Directly on Company Websites

Check out the careers page of AECOM and apply directly through there. It shows initiative and interest in their specific values. Plus, you'll often find openings that aren't advertised on job boards, giving you a better chance to land that full-time gig!

We think you need these skills to ace Principal Mechanical Engineer (Permanent) in Perth

Mechanical Engineering
Project Management
Design Engineering
Feasibility Studies
Plant Layouts
Technical Specifications
Hydraulic Calculations

Some tips for your application 🫡

Show Off Your Technical Expertise:In mechanical engineering, it’s vital to highlight your technical skills and projects. Make sure to include relevant software proficiency (like CAD tools) in your CV. If you've worked on specific engineering projects, detail your key contributions — we want to see how you’ve applied your skills in a practical setting!

Focus on Problem-Solving Examples:Employers in mechanical engineering love to see how you handle challenges. Use your cover letter to share specific instances where you’ve solved a complex problem or improved a design. This will show us you're not just knowledgeable but also capable of applying that knowledge effectively.

Highlight Relevant Certifications:Include any relevant certifications or training that can set you apart from the competition. Whether it's coursework from your degree, a recognised certification, or extra training in new technologies, we love to see candidates who continuously improve their skill set. This tells us you're serious about your career in engineering!

Tailor Your CV for the Role:Don’t forget to customise your CV for AECOM and the Principal Mechanical Engineer (Permanent) role specifically. Pull examples from your experience that align with the job description — it shows us you've done your research and are genuinely interested in becoming part of the team. We recommend applying through our website to ensure your application gets to the right people!

How to prepare for a job interview at AECOM

Brush Up on Your CAD Skills

Since mechanical engineering often involves design processes, be ready to showcase your proficiency in CAD software like SolidWorks or AutoCAD. Bring along a digital portfolio or even some sketches that demonstrate your design capabilities — it’s a great way to show what you can bring to the table at AECOM.

Prepare for Technical Questions

Expect technical questions that test your understanding of engineering principles and problem-solving skills. You might get hypothetical scenarios where you need to design a component or troubleshoot a mechanical system. Practising these types of questions will give you the confidence to tackle whatever comes your way!

Show Your Team Spirit

As a full-time mechanical engineer, collaboration is key! Be ready to share examples of past team projects or any experiences where you contributed to solving a complex problem with others. Demonstrating your ability to work in a team will resonate well with the interviewers at AECOM.

Discuss Your Future Goals

Since this is a full-time position, your long-term vision is important. Be open about your career aspirations, whether it’s mastering a specific tool or leading projects. This shows that you're committed not just to learning but also to growing with AECOM, making you a more appealing candidate.