Senior Mechanical Engineer/Project Manager
exp
San Francisco, CA · Posted August 11, 2026
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More in California job market · Senior Mechanical Engineer jobs in California (113) · All Senior Mechanical Engineer jobs (338) · Manufacturing & Industrial · Engineering jobs
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Where San Francisco, CA ranks
Where San Francisco, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best cities for security jobs316 openings · of 20
- #1Best cities for technology jobs7,178 openings · of 100
- #1Best cities for financial services pay after cost of living$173k · of 33
- #1Best cities for entry-level jobs that want AI skills35% · of 100
- #1Best cities for entry-level jobs that want AI skills in the West Coast35% · of 54
- #1Cities with the most jobs that do not need a four-year degree in the West Coast902 jobs · of 47
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 80 open senior mechanical engineer listings that state pay, the middle half runs $150,000 to $173,000 and the median is $164,000.
Listed pay is what employers advertise, not what people are paid.
Senior Mechanical Engineer salaries by state · Check your own pay
How AI is used in this kind of work
AI use among architectural and engineering managers is little observed so far. Measured exposure for architectural and engineering managers: 3% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
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About the job
At EXP, we’re driven to provide innovative solutions for the world’s built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world’s most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee-owned company, that believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve. To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP.
Are you ready to design your future?
Be our next Senior Mechanical Engineer/Project Manager in San Francisco, California or Walnut Creek, California.
Your work environment at EXP
We are seeking an experienced and motivated Senior Mechanical Engineer to work in a flexible role that includes engineering, design and specification of building mechanical and HVAC systems for Life Sciences, Research and Development, Pharmaceutical, and Critical Facilities Projects. Work will be performed under supervision of senior staff.
What a day at EXP has in store for you
Direct and lead submittals in response to RFP/ RFQ’s.
Manage existing and develop new client relationships
Excellent communication, problem solving and analytical skills are required. Strong organizational skills and ability to multi-task in support of multiple projects is essential.
REVIT and AutoCAD proficient with working drawings.
Prepare floor plans showing mechanical and HVAC duct, piping, device layouts, equipment, etc.
Perform cooling and heating load calculations.
Prepare one-line diagrams for supply air, exhaust air, return air, chilled water, heating hot water, office zones, laboratory, zones, etc. with limited input from senior staff.
Write studies and reports for systems on projects.
Understand sequences of operations for AHU’s, CHW and HHW systems.
Understand and applies concepts of CHW, HHW, variable & constant flow systems.
Air side systems- CV, VAV, coil selection, fan selection.
Hydronic Systems - hot, chilled, condenser, steam.
Thorough understanding of psychometrics and be able to apply to every project.
Advanced equipment selection and analysis – chillers, boilers, air terminals, cooling towers, air valves, hepa filters, DX equipment, and water source heat pumps.
Thorough understanding of humid climate design risks.
Thorough understanding of total energy concepts.
Mechanical specifications with limited input from senior staff.
Layout instrumentation and controls devices on floor plans with limited input from senior staff.
Develop shaft, chase, and equipment room sizes during SD and DD phases.
Edit specifications to reflect project requirements.
Select and schedule equipment with limited oversight from senior staff.
Meet with vendors to determine specification requirements for application.
Performs field verification and take-offs of existing systems for renovation projects.
Coordinates with other disciplines (MEPFP, Architectural, Structural, Process, etc.)
Maintains the engineering book for the project.
Respond to RFI’s for the project, and accurately review submittal with limited input from senior staff.
Solve installation problems with mechanical and HVAC systems, travel to site to resolve issues.
Apply risk management procedures to minimize exp’s and client’s exposure to problems.
Understand work planning and manage design process to the available hours in the work plan.
Understand proper scope of SD, DD, CD and LOD 100, 200 and 300 level documents – and deliver appropriate documentation.
Work with senior engineers, PM and client to meet scheduled milestones on multiple projects.
Manage and deliver revisions and sketches.
Edit and develop scope of work narratives (Basis of Design, etc.)
Meet with contractors during the bid phase to review construction details.
What your experience looks like
Minimum of 7 years experience in related design of Life Sciences, Research and Development, Pharmaceutical, and Critical Facilities systems and building projects.
Engineering Degree (BS Mechanical, BS Architectural Engineering, or equivalent) from an accredited school.
PE license required
Ability to travel
The pay range for this role is $150,000 to $180,000. Actual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location. This may be different in other locations due to differences in the cost of labor.
Our story
With a mission to understand, innovate, partner and deliver, EXP provides engineering, architecture, design and consulting services to the world’s built and natural environments.
Our heritage dates back to 1906, when the earliest of EXP’s predecessor companies started its engineering infrastructure practice. Today, thousands of creative professionals across EXP work together to deliver extraordinary experiences year after year.
What makes us different
The passion, enthusiasm, diversity and industry-leading capabilities of our employees make us who we are. We’re committed to providing a challenging work environment that cultivates career growth, encourages creativity and rewards excellence.
Find out more about life at EXP by visiting www.exp.com .