Intermediate Process Engineer - Brisbane, Aus

Description   Equinox Engineering is an International EPCM leader known for innovative facility design and engineering across natural gas, oil, heavy oil, carbon capture, power generation, emerging energy, and brownfield projects around the globe. We work with top energy producers in Australia and internationally. We are committed to identifying and retaining the most talented employees to deliver high quality projects of all sizes and complexities that exceed client expectations.
We are seeking an  Intermediate Process Engineer  with  5+ years of experience  who is eager to grow their technical skills, contribute to multidisciplinary project teams, and support the design and optimization of energy facilities.

This role offers hands‑on learning, exposure to diverse projects, and strong mentorship from experienced engineers.
Why Join Equinox?
Meaningful work on a wide range of energy and gas processing projects
Strong, people‑focused culture emphasizing mentorship, collaboration, and technical growth
Flexible and supportive work environment with long‑term career development opportunities
Entrepreneurial culture that fosters creative and commercially minded leaders
What You’ll Do  Technical Support   Assist in feasibility studies, conceptual design, process studies, and detailed engineering design
Develop key engineering deliverables including material balances, PFDs, P&IDs, control narratives, and shutdown keys
Perform equipment sizing, line sizing, PSV sizing, and prepare process data sheets
Utilize Aspen HYSYS and related tools for process simulation, pipeline hydraulics, and exchanger design
Collaboration & Project Execution   Work closely with Lead Process Engineers to resolve design, safety, and compliance challenges
Support multi‑discipline EPCM projects and manage multiple deliverables simultaneously
Review vendor documentation and calculations to ensure alignment with project specifications
Contribute to the delivery of commission‑ready designs within project timelines
Safety, Quality & Compliance   Ensure designs comply with applicable engineering standards (AS, ASNZ, API, ASME, ISO) and regulatory requirements
Participate in HAZOPs and other safety and risk assessments
Maintain a strong focus on quality, safety, and environmental responsibility in all deliverables
Technical Exposure   Work on sweet and sour gas facilities, including well sites, gathering systems, and gas processing plants
Gain exposure to compression systems, NGL recovery, amine treating, dehydration, and carbon capture
Support projects involving refrigeration, sulphur recovery, acid gas injection, and turbo‑expander systems
Develop the capability to take on future Lead Engineer responsibilities
About You   Bachelor’s degree in Chemical Engineering
Professional Engineer designation (C.P.Eng or RPEQ) required
Minimum 5 years of oil & gas experience in an EPCM environment
Strong experience with process design, including mass balances and process flow development
Proficiency in Aspen HYSYS (experience with PipeSIM or similar tools considered an asset)
Solid understanding of gas processing systems, including sweet and sour gas facilities
Excellent communication and interpersonal skills
Ability to work on multiple projects and collaborate within multidisciplinary teams

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