Principal Mechanical Engineer

Play an integral role in delivering complex energy, chemicals, and resources projects that shape the future of industry. As a senior technical leader within Worley, you will provide mechanical engineering expertise across the full project lifecycle, guiding critical design decisions, supporting project execution, and ensuring the safe, reliable, and efficient delivery of major capital projects. This role offers the opportunity to influence project outcomes, mentor engineering talent, and work collaboratively with multidisciplinary teams and customers on some of the industry's most challenging assignments.

Purpose of the role

The Principal Mechanical Engineer serves as a recognized technical authority responsible for the leadership, design, specification, and delivery of mechanical systems for EPC projects. This position provides strategic technical guidance for rotating equipment, pressure vessels, and other major mechanical equipment while ensuring compliance with applicable codes, industry standards, customer requirements, and Worley quality expectations.

Location

Englewood, Colorado

This position follows a hybrid work schedule, requiring three days per week in the Englewood office. Remote work is not available.

You will be responsible for:

• Leading the mechanical engineering scope for EPC projects from conceptual design through detailed engineering, construction support, and commissioning.
• Providing subject matter expertise for rotating equipment, including pumps, compressors, turbines, and associated mechanical systems.
• Overseeing the design, specification, and review of pressure vessels and other major mechanical equipment.
• Ensuring compliance with ASME, API, and other relevant codes, standards, and project requirements.
• Collaborating closely with process engineering teams to translate operating conditions into effective mechanical design solutions.
• Coordinating with piping, electrical, instrumentation, structural, and project management teams to support integrated project delivery.
• Reviewing and approving vendor drawings, equipment datasheets, technical bid evaluations, and engineering deliverables.
• Supporting procurement activities through equipment selection, technical clarifications, and supplier engagement.
• Providing technical leadership, mentorship, and quality oversight to developing engineers and designers.
• Identifying, evaluating, and resolving complex mechanical challenges through practical, innovative, and cost-effective solutions.
• Supporting construction, commissioning, start-up, and operational readiness activities as required.
• Promoting a culture of safety, operational excellence, continuous improvement, and technical integrity.

What you'll bring to the role:

• Bachelor's degree in Mechanical Engineering from an accredited institution.
• Professional Engineer (PE) license in Colorado, with the ability or willingness to obtain additional state registrations.
• 15+ years of progressive mechanical engineering experience within EPC, consulting, manufacturing, industrial, energy, chemicals, or related project-based environments.
• Extensive experience with rotating equipment, pressure vessels, and major mechanical equipment packages.
• Strong understanding of process conditions, including pressure, temperature, flow, materials, and their influence on equipment selection and mechanical design.
• Demonstrated expertise in equipment specifications, vendor package reviews, technical bid evaluations, and engineering deliverable development.
• Proven ability to lead multidisciplinary engineering efforts and effectively engage with technical and non-technical stakeholders.
• Experience providing mentorship, technical guidance, and engineering quality assurance.
• Strong problem-solving, communication, collaboration, and customer engagement skills.
• Commitment to safety, sustainability, technical excellence, and project delivery success.

Benefits

Feel the energy at Worley with access to a range of benefits including: paid-time off, holiday pay (usually 8 per year in the US), and eligibility to participate in the medical, life, dental, and vision insurance plans, as well as 401K plan.

Salary Range for Colorado applicants

$152,690 - $210,225 annually, commensurate with experience, qualifications, and market factors.

Apply today

If you are looking for an opportunity to lead complex engineering work, influence project outcomes, and contribute to the delivery of innovative industrial projects, we encourage you to apply. Join a collaborative team where your expertise is valued, your leadership makes an impact, and your career can continue to grow.

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