Senior Process Design Engineer

The Opportunity

At APA, our purpose is to secure Australia’s energy future. We’re not doing it alone. We’re doing it with our customers and communities as Australia’s energy infrastructure partner, a role our unique experience and expertise positions us to play.

We now have an exciting opportunity available for a Senior Process Design Engineer to join us in our Engineering & Technical Solutions team in Melbourne or Brisbane on a Permanent Full Time basis.

Reporting to the Lead Engineer – Mechanical and Pipeline, you will play a key role in delivering high-quality process design solutions across a range of engineering projects. You will apply your technical expertise to solve complex engineering challenges, support project delivery, and collaborate with multidisciplinary teams to ensure safe, efficient, and compliant outcomes.

Key Responsibilities

• Lead the design, development, and optimisation of process engineering solutions across APA's gas transmission, processing, and energy infrastructure projects.
•  Provide specialist technical expertise to solve complex process engineering challenges, ensuring designs are safe, reliable, efficient, and compliant with relevant standards.
• Develop and review process engineering deliverables, including process flow diagrams (PFDs), P&IDs, heat and material balances, process calculations, and design documentation.
• Collaborate with multidisciplinary teams, contractors, and key stakeholders to deliver engineering projects from concept through to commissioning and operational handover.
• Identify opportunities for continuous improvement, innovation, and optimisation to enhance asset performance, operational efficiency, and project outcomes.

Your background

• Degree qualified in Chemical or Process Engineering, with significant experience in process design within the oil & gas, energy, utilities, or a related heavy industry.
• Demonstrated experience developing and reviewing process engineering deliverables, including PFDs, P&IDs, process simulations, hydraulic calculations, and design documentation.
• Strong understanding of relevant Australian and international engineering standards, safety in design principles, and engineering governance.
• Proven ability to lead technical investigations, solve complex engineering problems, and provide expert advice across multidisciplinary project teams.
• Excellent communication and stakeholder management skills, with the ability to build effective relationships and influence technical outcomes across projects and operations.
• Flexible and willing to travel regularly to site locations across multiple regions

Working at APA

At APA, we’re committed to fostering a safe and inclusive workplace where you can achieve your best.

We offer targeted career development programs designed to accelerate your career, competitive remuneration, employee benefits, flexible working arrangements, and wellbeing initiatives are all part of what we’ll offer you. Our inclusive parental leave policy offers 18 weeks of leave, including superannuation, to support parents at work and in life.

We employ around 2,000 people across Australia and are committed to building a high-performing, customer-focused organisation where everyone feels safe, valued, and trusted to perform at their best.

We are APA

At APA, we’re taking on one of Australia’s greatest challenges:​ the energy transition.​ We’re not doing it alone. We’re doing it as Australia’s energy infrastructure partner, a role our unique experience and expertise positions us to play.​

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We proudly own, operate and manage a diverse $20 billion portfolio of assets which deliver essential services to communities and customers across Australia. And we own more than 15,000 kilometres of gas pipelines which deliver energy to households and businesses across every corner of Australia.

As the partner of choice in delivering infrastructure solutions for the energy transition, we’re focused on bundled remote grid energy solutions, electricity and gas transmission, and future energy, including hydrogen and carbon capture and storage.

Our customer focused approach means we understand our customers and offer them reliable, innovative, and cost-effective energy solutions that support their decarbonisation ambitions.

We are committed to securing Australia’s energy future by delivering infrastructure solutions for Australia’s energy transition and supporting the decarbonisation ambitions of our customers and communities.

Join our team and be part of securing Australia’s energy future. We’d love to hear from you.

APA is an equal opportunity employer. The safety, health and wellbeing our people, community and environment a priority. We embrace diversity in our people to ensure our workforce is representative of the communities that we operate in.

Applicants must be eligible to work in Australia to be considered.

This vacancy works with critical APA data, systems or infrastructure and candidates are subject to background vetting (including Police checks) before & during employment.

Role closes on Sunday, 2 August 2026. Role Reference Number: JR4679

APA Group will not accept unsolicited resumes from recruitment agencies.

We will contact successful candidates after the closing date.