Senior Mechanical HVAC Engineer

Overview

Senior Mechanical HVAC Engineer role at Jacobs.

This position 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.

$/yr - $/yr

At Jacobs, we challenge today to reinvent tomorrow by solving the world s most critical problems across thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing.

We elevate our clients by delivering cost-effective and transformative projects for markets including modular manufacturing, chemicals, and other industries, with well-designed facilities and strategies tailored for each market and location.

• Layout and design of HVAC systems
• Development of the design criteria for the HVAC systems, including general comfort heating and cooling, temperature/humidity control, clean room applications, and other special requirements
• 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 (e.g., chilled water, cooling water systems)
• Coordination with other disciplines

• Professional Engineering License
• At least ten (10) years of experience in the design of HVAC systems for industrial facilities
• Thorough knowledge of codes and standards related to HVAC design
• Bachelor of Science Degree in Mechanical Engineering
• Ability to work in 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

Jacobs offers health and welfare benefits designed to invest in you: medical, dental, vision, basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may enroll in other plans such as deferred compensation. Jacobs has an unlimited U.S. Personalized Paid Time Off policy for full-time salaried/exempt employees, seven paid holidays, one floating holiday, and caregiver leave.

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

The base salary range for this position is $ to $. Within the range, individual pay is determined by work location and other factors including job-related skills, experience, and education or training.

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.

Jacobs values collaboration and supports a hybrid working policy, enabling a mix of office/project and remote work to deliver the best outcomes. If you require reasonable adjustments during the recruitment process, please contact Careers Support.