Senior Mechanical Engineer

KBR Careers; City of Melbourne; On-site; AUD 140,000 - 200,000; Full time

Job summary

Senior Mechanical Engineer at KBR in Melbourne leads mechanical building services design for major rail and infrastructure packages within SRL East and related projects.

You will provide technical direction, mentor engineers and collaborate with multidisciplinary teams to deliver high‑quality, compliant solutions from concept through to delivery.

Qualifications

• Bachelor's degree in Mechanical Engineering or related discipline.
• Chartered Engineer status or eligible for registration.
• Experience delivering mechanical building services from concept to detailed design.
• Experience leading design initiatives in consulting or infrastructure.
• Ability to coordinate multidisciplinary teams and communicate clearly.
• Mentoring and client relationship skills.

Responsibilities

• Lead design and delivery of mechanical building services for rail and infrastructure projects.
• Provide technical leadership across studies, detailed design, specifications and documentation.
• Collaborate with multidisciplinary teams to develop integrated project solutions.
• Manage project delivery to meet quality, budget and schedule objectives.
• Build trusted relationships with clients, contractors and regulators.
• Support business development, including proposals and opportunities.
• Mentor junior engineers and designers, building team capability.
• Foster a collaborative culture emphasising technical excellence.

Skills

Mechanical building services

Technical leadership

Client engagement

Mentoring junior engineers

Multidisciplinary collaboration

Education

Bachelor's in Mechanical Engineering

Chartered Engineer (CPEng/RPEQ)

Job description

Senior Mechanical Engineer KBR

as part of the Linewide Alliance, KBR is proud to be awarded the Suburban Rail Loop (SRL) East Linewide Alliance contract. SRL is a city‑shaping infrastructure project that will transform how people live and move around Melbourne. The 90km orbital rail line will connect every major train line, link key precincts, and support vibrant communities. SRL East, the first stage, will deliver 26km of twin underground tunnels and six new stations between Cheltenham and Box Hill, enabling 70,000 new homes near public transport, jobs, schools, and services. It will create diverse, accessible communities shaped by local input, with upgraded open space, bike paths, and essential infrastructure. The Alliance, comprising John Holland, Alstom, RATP DEC, WSP, and KBR, will deliver the Linewide package of works, which includes tunnel fit‑outs, rolling stock, and construction of depot and maintenance facilities. This package is critical to safe, efficient train operations and long‑term performance across SRL East.

KBR, alongside WSP as Designer Non‑Owner Participant, is leading comprehensive design services and contributing to alliance management. Our infrastructure design scope includes track, overhead line equipment, drainage and overland flow, civil works, tunnel portals, building structures and services, HV and LV power systems, cable containment, systems integration and safety assurance, ensuring seamless delivery across the corridor.

The Opportunity

We're looking for a Senior Mechanical Engineer to play a key role in shaping some of Australia's most significant rail and building infrastructure projects. Joining our growing Buildings team, you'll take the lead on the delivery of complex mechanical building services designs across major rail packages, working on projects that will leave a lasting impact on the way communities connect and move. This is an opportunity for an experienced engineer who enjoys balancing technical excellence with leadership and client engagement. You'll take ownership of project outcomes, working closely with multidisciplinary teams to develop innovative, practical, and high‑quality engineering solutions from concept through to delivery. As a senior member of the team, you'll be trusted to provide technical direction, mentor developing engineers, and build strong relationships with clients and stakeholders. You'll also have the chance to contribute to business growth by helping identify opportunities, develop proposals, and strengthen our presence in the market. Whether you're leading major work packages, solving complex engineering challenges, or guiding the next generation of engineers, you'll be part of a collaborative team that values expertise, initiative, and a genuine passion for delivering great projects.

What You'll Be Doing

Leading the design and delivery of mechanical building services solutions for major rail and infrastructure projects.

Providing technical leadership across studies, detailed design, specifications, and engineering documentation.

Collaborating with multidisciplinary teams to develop integrated and innovative project solutions.

Managing project delivery to meet quality, budget, and schedule objectives.

Building trusted relationships with clients, contractors, consultants, and regulatory authorities.

Supporting business development activities, including proposal preparation and identifying new opportunities.

Mentoring junior engineers and designers, helping to build capability across the team.

Contributing to a positive, collaborative culture where knowledge sharing and technical excellence are valued.

About You

You're a seasoned Mechanical Engineer who combines strong technical expertise with a practical, solutions-focused approach. You thrive in complex project environments, enjoy collaborating with multidisciplinary teams, and are confident taking ownership of projects from concept through to delivery. With experience delivering building services and infrastructure projects within a consulting or commercial setting, you're comfortable leading design initiatives, managing competing priorities, and building trusted relationships with clients and stakeholders. You bring sound engineering judgement, a commitment to quality, and a passion for delivering outcomes that make a real impact. You're equally comfortable rolling up your sleeves to solve technical challenges as you are mentoring junior engineers, contributing to project strategy, and helping grow client relationships. If you're looking for an opportunity to influence major rail and infrastructure projects while continuing to develop your leadership profile, we'd love to hear from you.

What You'll Bring

• A degree in Mechanical Engineering or a related discipline.
• Chartered Engineer, CPEng, RPEQ (or equivalent) status, or the ability to obtain registration in the near future.
• Strong technical capability across mechanical building services design, from concept development through to detailed design.
• Experience delivering complex projects within consulting, engineering, or infrastructure environments.
• The ability to lead and coordinate multidisciplinary teams to achieve successful project outcomes.
• Excellent communication skills, with the ability to present technical information clearly to both technical and non‑technical audiences.
• A collaborative mindset and a genuine interest in supporting and mentoring others.

Bonus Points

• If You Have Experience working on rail, transport, or large‑scale infrastructure projects.
• Exposure to business development activities, client relationship management, or proposal preparation.
• Project and design management experience, including commercial and budget responsibility.
• A proven track record of building strong client relationships and identifying opportunities for growth.

Why join KBR?

• At KBR, we partner with our clients and delivery partners to deliver exceptional outcomes — driven by collaboration, technical excellence and our One Team approach.
• With nearly 2,000 employees across Australia, we offer Access to iconic projects in Transport, Energy and Defence.
• Genuine opportunities for professional development, certification and career progression.
• A collaborative, people‑first culture where you are valued and supported.
• Flexible work arrangements and work/life balance.
• National career pathways and exposure to multidisciplinary teams.
• Join a team where people matter, your expertise is respected, and your work directly shapes critical Australian infrastructure.

KBR Values

• We Value Our People
• We Deliver
• We Are People of Integrity
• We Empower
• We Are a Team of Teams

KBR — Delivering Solutions, Changing the World.

KBR brings together the best and brightest to deliver science, technology and engineering solutions that help governments and companies around the world accomplish their most critical missions and objectives. In everything we do, we are guided by our ONE KBR Values: We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential. We Deliver – We are uncompromising in our commitment to deliver innovative, high‑quality, technology‑led solutions for our customers and exceptional, sustainable value for all our stakeholders. We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what’s right for the planet, the communities where we work, and our people is good for business. We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision‑makers, to be adaptive to change, and to succeed. We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company. We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals.

Worldwide, KBR employs a diverse workforce approximately 29,000 people strong, with customers in more than 80 countries and operations in 40 countries. At KBR, We Deliver.