Principal Mechanical Engineer - Heat Transfer Equipment

Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We’re bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.

Purpose

We are currently seeking a Principal Mechanical Engineer – Heat Transfer Equipment to provide senior technical leadership and subject matter expertise across complex greenfield and brownfield projects. This role is a senior technical authority within the Mechanical discipline, specializing in heat transfer equipment including shell‑and‑tube heat exchangers, air coolers, plate heat exchangers, fired heaters (interface), reboilers, condensers, and related thermal systems.

The Principal Mechanical Engineer – Heat Transfer Equipment is accountable for the technical excellence, safety, quality, and delivery of heat transfer equipment engineering across projects. This individual plays a key role in mentoring engineers, supporting discipline leadership, and providing expert input into design, procurement, vendor engagement, and site execution. The position operates at a high level of autonomy and technical influence, supporting project delivery teams, clients, and internal stakeholders across a diverse portfolio of energy, resources, and industrial projects.

Key Responsibilities

• Act as a senior technical authority and subject matter expert for heat transfer equipment across projects, providing technical leadership and oversight.
• Deliver safe, sustainable, and technically sound engineering solutions for heat exchangers and thermal equipment in both greenfield and brownfield facilities.
• Lead and/or perform complex engineering activities including equipment selection, thermal design review, specifications, datasheets, technical bid evaluations, and vendor technical clarifications.
• Provide expert technical review and approval of heat transfer equipment deliverables produced by project teams and global execution centres.
• Serve as a technical escalation point for complex thermal performance issues, mechanical design challenges, fouling, vibration, thermal stress, and non‑conformance resolution.
• Support and advise Mechanical Leads and Project Engineering Managers on heat transfer equipment strategies, execution planning, constructability, and technical risk management.
• Interface with vendors and OEMs as a technical authority, including participation in technical alignment meetings, shop inspections, factory acceptance tests (FATs), and site support activities.
• Provide mentorship, technical coaching, and professional development support to intermediate and senior mechanical engineers within the Mechanical discipline.
• Contribute to the development and continuous improvement of discipline standards, specifications, tools, templates, and best practices related to heat exchangers and thermal equipment.
• Support workshare execution with global delivery centres, ensuring technical consistency, quality, and adherence to project and company standards.
• Participate in HAZOPs, constructability reviews, 3D model reviews, and site visits as required.
• Contribute to project planning, effort estimation, resourcing strategies, and execution approaches for heat transfer equipment scope.
• Support proposal development, technical risk reviews, value engineering initiatives, and client presentations related to heat exchanger and thermal systems engineering.
• Act as the Mechanical heat transfer equipment representative within multidisciplinary project teams and in client technical engagements.

Technical And Industry Experience

• Extensive experience delivering heat transfer equipment engineering for major capital and sustaining projects in industries such as:
  • Oil & Gas (upstream, midstream, downstream)
  • Refining and petrochemicals
  • Gas processing and LNG
  • Hydrogen (blue/green)
  • Carbon capture, utilization and storage (CCUS)
  • Energy transition, decarbonization, and emerging energy projects
• Key technical strengths include:
  • Deep technical expertise in thermal design, mechanical design, specification, fabrication, installation, commissioning, and troubleshooting of heat transfer equipment.
  • Strong experience supporting brownfield revamps, debottlenecking, capacity expansion, fouling mitigation, thermal performance improvement, and reliability upgrades.
• Highly conversant with applicable industry codes and standards, including but not limited to:
  • TEMA
  • ASME Section VIII
  • API 660
  • API 661
  • Relevant ASME, ASTM, and industry standards for pressure vessels and thermal equipment
• Strong understanding of operability, maintainability, inspection, fouling mechanisms, corrosion, vibration, and lifecycle performance of heat exchangers.
• Proven ability to work effectively in multidisciplinary teams and to interface with clients, vendors, construction teams, and operations personnel.
• Demonstrated technical leadership, mentorship, and coaching capability across multiple experience levels.
• Advanced proficiency with standard engineering tools and software (e.g., MS Office Suite, heat exchanger thermal design software, engineering document management systems, and calculation tools).

Required

Education – Qualifications, Accreditation, Training

• Bachelor’s or Master’s degree in Mechanical Engineering.
• Registered Professional Engineer (P.Eng.) with APEGA (or eligible for immediate registration).
• Extensive and relevant mechanical engineering experience with a strong focus on heat transfer equipment in industrial facilities.

Preferred

• Demonstrated experience acting as a technical authority or lead SME for heat transfer equipment on large, multidisciplinary capital projects.
• Experience supporting proposals, business development activities, technical governance initiatives, or discipline capability development.

Moving forward together

We’re committed to building a diverse, inclusive and respectful workplace where everyone feels they belong, can bring themselves, and are heard. We provide equal employment opportunities to all qualified applicants and employees without regard to age, race, creed, colour, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by law.

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values‑inspired culture that unlocks brilliance through belonging, connection and innovation.

And we’re not just talking about it; we’re doing it. We’re reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today’s low‑carbon energy infrastructure and technology.

Whatever your ambition, there’s a path for you here. And there’s no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.