Senior Mechanical HVAC Engineer

Base pay range

$/yr - $/yr

At Jacobs, 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 Jacobs, 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, our team elevates our clients by delivering cost‑effective and transformative projects to specialty chemical, electric vehicle, manufacturing, metals, pulp and paper and various other markets.

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 our team of engineers and designers performing field investigations, interfacing with clients and vendors, sizing and selecting equipment, and preparing construction design packages.

• Layout and design of HVAC systems.
• Develop design criteria for the HVAC systems, including general comfort heating and cooling, precise temperature or humidity control, specialized pressurization requirements, and cleanliness requirements for clean‑room applications.
• Develop conceptual and preliminary design documents, including calculations related to sizing and selection, Air Flow Diagrams (AFDs), Process and Instrumentation Diagrams (P&IDs), and general arrangements.
• Prepare final design documents including specifications, sequences of operation, duct/piping layout, and construction documents for the HVAC systems (chilled water, cooling water, etc.).
• Coordinate with other disciplines to integrate HVAC design into the overall project.

Bring your curiosity, talent for multi‑tasking and collaboration, and extreme organizational skills, and we’ll help you grow, pursue, and fulfill what drives you – so we can make big impacts on the world together.

• 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 HVAC system design.
• 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 to 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. Your health, well‑being, and security are our priorities. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the option to purchase company stock at a discount. Eligible employees may also enroll in seniority‑based deferred compensation plans. Jacobs offers an unlimited U.S. Personalized Paid Time Off policy for full‑time exempt employees, seven paid holidays, one floating holiday, and caregiver leave.

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

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. Qualified applicants with criminal histories will be considered for employment.

Job posted on October 16, 2025. This position will be open for at least 3 days.