Mechanical HVAC Engineer

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

We are seeking an experienced Data Centre Mechanical Engineer to join our mission-critical facilities team. This role involves designing, developing, and delivering high-performance mechanical systems for data centers and advanced facilities. The successful candidate will lead mechanical design efforts, ensure compliance with international standards, and provide technical support throughout the project lifecycle—from concept to commissioning.

Design & Engineering

• Perform heating and cooling load calculations for precision-controlled environments.
• Calculate PUE (Power Usage Effectiveness) and WUE (Water Usage Effectiveness) to optimize energy and water efficiency.
• Design and size chilled water systems, including AHUs (Air Handling Units) and CDUs (Coolant Distribution Units).
• Develop design drawings, specifications, and technical reports for HVAC, plumbing, and fire protection systems.
• Apply energy-efficient and sustainable design principles for mission-critical environments.
• Utilize BIM tools (Revit, Navisworks) and 3D modeling for design coordination.
• Establish and maintain design criteria in accordance with industry standards (ASHRAE, NFPA, etc.).

Project & Client Engagement

• Participate in client meetings, design reviews, and technical workshops.
• Support proposal preparation, bids, and technical presentations.
• Build and maintain strong relationships with clients, contractors, and stakeholders.

Construction & Site Support

• Conduct site inspections to verify compliance with design specifications and quality standards.
• Provide engineering support during construction, including responding to RFIs, reviewing shop drawings, and resolving technical issues.
• Assist in commissioning and testing of mechanical systems to ensure operational readiness.

Compliance & Quality

• Ensure adherence to local building codes and international standards.
• Implement quality assurance processes, risk management, and project reporting.

Technical Expertise

• Heating and cooling load calculations for data centers.
• PUE/WUE performance analysis for energy and water efficiency.
• Chilled water system design, including AHU/CDU sizing.
• Understanding of data center redundancy requirements (N, N+1, 2N).
• Coordination with electrical, structural, and architectural disciplines.
• Support preparation of Sequence of Operations (SOO) for mechanical systems.

Here's what you'll need

• Bachelor's Degree in Mechanical Engineering (Master's preferred).
• Professional Engineer (P.E.) license or eligibility (preferred).
• 8–12 years of experience in mechanical engineering, with a strong focus on data centers or mission-critical projects.
• Proven experience in design and construction-phase support, including commissioning.
• Proficiency in AutoCAD, Revit and mechanical design software.
• Strong knowledge of HVAC systems, chilled water plants, CRAC/CRAH units, and energy efficiency strategies.
• Excellent communication, problem-solving, and stakeholder management skills.
• Ability to work collaboratively in multidisciplinary teams.

From our inclusive employee networks to our positive mental health champions – we're committed to driving a culture of caring where you can be you. Joining Jacobs not only connects you locally but globally - and together, our diverse perspectives and unique backgrounds power our collective strength. We collaborate and share By supporting one another, we all succeed.

With safety and flexibility always top of mind, we've gone beyond traditional ways of working so you have the support, means and space to maximize your potential. You'll uncover flexible working arrangements, benefits and opportunities to do good too – from participating in our global giving and volunteering program, to exploring new and inventive ways to help our clients make the world a better place.

No matter what drives you, you'll discover how you can cultivate, nurture and achieve your goals – all at a single global company.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we're keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.