Senior Mechanical HVAC Engineer

Pay Range

Base pay range: $/yr – $/yr

This opportunity is available at ANY location in the United States. Ideally, selected candidates will be near a Jacobs U.S. based office, but we intend to hire the "best" candidates.

At Jacobs, we challenge 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. We turn abstract ideas into realities that transform the world for good.

We drive to make a positive impact on people’s lives everywhere by bringing solutions and adding value to our communities and society as a whole. Grow your career with a company that inspires and empowers you to deliver your best work so you can evolve, grow, and succeed – today and into tomorrow.

In our Advanced Manufacturing Group, we elevate clients by delivering cost‑effective and transformative projects to the specialty chemical, electric vehicle, manufacturing, metals, pulp and paper, and other markets. We understand that the success of our clients is about more than well‑designed facilities; it’s about well‑designed strategies tailored for every market and every location.

We’re looking for an experienced, high‑energy HVAC Engineer to join our Building Mechanical team and help deliver innovative HVAC design solutions for our heavy industrial clients. You will work alongside engineers and designers performing field investigations, interfacing with clients & vendors, sizing and selecting equipment, and preparing construction design packages.

You’ll be accountable for the schedule and technical quality of challenging engineering tasks as you gain familiarity with the client’s expectations, scope, budget, and schedule. You’ll work with a multi‑discipline, highly interactive team to establish solutions that meet the needs of our clients.

• Layout and design of HVAC systems.
• Development of design criteria for HVAC systems, including general comfort heating and cooling, accurate temperature or humidity control, unique pressurization requirements, and/or cleanliness requirements for clean‑room applications.
• Development of conceptual and preliminary design documents, including sizing calculations, Air Flow Diagrams (AFDs), Process and Instrumentation Diagrams (P&IDs), and general arrangements.
• Development of final design documents, including specifications, sequences of operation, duct/piping layout, and final construction documents for systems such as chilled water and cooling water.
• Coordination with other disciplines.

• Professional Engineering License.
• At least ten (10) years’ experience in the design of HVAC systems for industrial facilities.
• Thorough knowledge of codes and standards related to the design of HVAC systems.
• Bachelor of Science Degree in Mechanical Engineering.
• Adaptability to work within a fast‑paced team environment with multiple deadlines.
• Ability to lead a building mechanical team on a project and collaborate with other discipline team members remotely.

• Software experience in Revit, Carrier HAP, Trane Trace 700, and Trane Trace 3D.
• Experience in the design of plumbing/utility systems.

Our health and welfare benefits are designed to invest in you, and in the things you care about. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. Jacobs offers unlimited U.S. personalized paid time off (PPTO) for full‑time salaried/exempt employees, seven paid holidays, one floating holiday, and caregiver leave.

Certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

Job posted on October 16, 2025. This position will be open for at least 3 days. Qualified applicants with criminal histories will be considered for employment.