Principal Mechanical Engineer; Lead Design Engineer - Mechanical

Overview

Job Description - Principal Mechanical Engineer (Lead Design Engineer I - Mechanical) (AHM
00QE
)

Company :
Worley

KWT-AMD-Ahmadi

Mechanical

Full-time

Employment Type

:
Employee

Jul 1, 2026

Reporting Manager Title :
Engineering Manager

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today s needs and transition to more sustainable solutions.

• To ensure the integrity of mechanical equipment design (static and rotating) while leading the mechanical equipment engineering group on specific projects.
• To provide specialist rotating equipment input to conceptual studies, FEED, and detailed design for oil & gas developments.

• Ensure all designs comply fully with project specifications and client, international, and local standards.
• Prepare specifications for, and evaluate, rotating equipment packages.
• Perform engineering design as required.
• Undertake conceptual design and specification of rotating and packaged equipment, and review EPC detailed designs, technical bid evaluations, and vendor documentation.
• Allocate work to team members and ensure tasks are carried out within their competencies and with appropriate supervision.
• Ensure compliance with Quality Assurance requirements and relevant guidelines applicable to the Oil & Gas business unit.
• Promote safe working practices and ensure adherence to OH&S procedures.
• Ensure conceptual and detailed design work is aligned with the complexity of construction, maintaining a balance between design costs and implementation costs.
• Ensure feedback from supervisors and/or superintendents confirms that constructability requirements are adequately addressed and that work packs contain sufficient and relevant detail.
• Conduct site investigations and prepare reports.

• Hands-on experience with static and rotating equipment (gas turbine-driven compressors, pumps, generator packages, pressure vessels, heat exchangers, columns, tanks, and associated packages).
• Experience in developing layouts for new facilities.
• Experience preparing specifications, evaluations, and documentation for static and rotating equipment packages.
• Demonstrated experience working in the Middle East project environment.
• Experience working in a PMC (Project Management Consultancy) environment.
• Ability to work within broad technical guidelines with minimal supervision.
• Ability to manage multiple priorities and deliver to tight deadlines.

• Full-time Bachelor’s Degree in Mechanical Engineering from an accredited university.
• Atleast 15 years of total experience post graduate studies.
• Atleast 10 years in the oil & gas / petrochemical / refinery industry.
• Last 5 years in a similar leadership or specialist role.
• Previous experience working with a contractor or in a comparable delivery model.

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. We re building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

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.