Mechanical Project Engineer Jobs in California
Mechanical Project Engineer jobs in California are among the most active in the country, concentrated in aerospace and defense, semiconductor manufacturing, energy infrastructure, and advanced medical devices across a hiring market that runs from entry-level design roles through senior program leads. The largest hiring metros are Los Angeles, San Jose, and San Diego, where employers such as Northrop Grumman, Applied Materials, and Qualcomm maintain deep engineering headcounts. The most in-demand specialties are thermal systems, electromechanical integration, and capital project delivery for semiconductor fabs and clean-energy facilities. Find a role that fits below and apply directly.
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Job Category: Power Generation; Engineering / Science
Job Level: Individual Contributor
Business Unit: Energy Delivery
Work Type: Hybrid
Job Location: Angels Camp
Department Overview
Power Generation operates and maintains PG&E's hydroelectric, fossil, solar generation and battery storage facilities, providing approximately 5,300 megawatts of generating capacity for our customers. Our nearly 900 coworkers are dedicated to delivering safe, reliable and cost-effective generation to California in an environmentally responsible manner. Our hydro facilities include 62 conventional hydro powerhouses, a pumped-storage facility, 98 reservoirs, 168 dams and more than 200 miles of canals and flumes, among other water conveyances. Natural gas-fired plants in operation are Humboldt Bay Generating Station in Eureka; Colusa Generating Station in Colusa County and Gateway Generating Station in Antioch. Several utility-scale solar generation plants also are operated and maintained, as well as PG&E’s successful entry into battery energy storage, our Elkhorn Battery facility at Moss Landing in Monterey County.
Position Summary
This Associate Level Project Engineer position is the first in a progression. This job provides engineering, project management, and technical support to O&M staff, for small to medium capital and expense improvements to power generation and infrastructure facilities. Projects are normally discipline specific and may include upgrades or replacement of turbine/generator, boiler, auxiliary equipment or minor improvements to civil water conveyance or infrastructure features. Job duties will vary by assignment.
This is an ESC represented exempt classification currently subject to collective bargaining.
PG&E is providing the salary range that the company in good faith believes it might pay for this position at the time of the job posting. This compensation range is specific to the locality of the job. The actual salary paid to an individual will be based on multiple factors, including, but not limited to, specific skills, education, licenses or certifications, experience, market value, geographic location, collective bargaining agreements, and internal equity. Although we estimate the successful candidate hired into this role will be placed towards the middle or entry point of the range, the decision will be made on a case-by-case basis related to these factors.
A reasonable salary range is:
Minimum: $99,936
Maximum: $150,108
Job Responsibilities
Initial assignments from the tasks below will require direction and supervision; with experience the independence and responsibility will expand and the need for supervision will decrease. Jobs duties will vary by assignment and include, but are not limited to:
Fully understands Power Gen safety program and requirements; looks for and resolves unsafe situations; models safe behavior through personal actions and design efforts; holds themselves and others accountable for safety; and contributes to Power Gen’s safety programs.
Actively participates on a small number of Power Gen project teams as the discipline (civil, electrical, or mechanical) engineer or project manager, or in support of more experienced engineers. Coordinates project activities with other disciplines as needed.
Provides appropriate design criteria and calculations; ensures proper checking, design reviews, approvals, and documentation.
Investigates resources required to complete engineering and project-related tasks
Prepares project forecast for engineering, tracks progress, updates as needed, and provides periodic updates.
Reviews and approves project material procurement list, vendor drawings, equipment specification updates, and engineering material requests.
Provides construction support and evaluates and makes recommendations to resolve field construction problems. Supports start-up tests and field inspections as assigned.
Procures long-lead time material for assigned projects.
Ensures all drawings affected by design changes are updated in a timely manner to reflect as-built conditions. Ensures field design changes are properly managed.
Provides technical direction/oversight to consultants and contractors.
Provides technical direction to Design Engineers and Drafters; ensures quality checking of all work; engineer may perform duties of Design Engineers as needed for training and delivery on project commitments.
Provides technical assessments and/or project management services for operating and/or maintenance problems, where needed.
In emergencies, promptly responds to facility failures to support assessment and corrective actions
Supports O&M by serving as the “on-call supervisor” on a periodic basis.
Supports more experienced engineers and project managers and/or provides traditional project management services for small to medium projects, including:
Develops and defines, documents, freezes, and obtains stakeholder concurrence of project scope and objectives
Establishes and leads project team with agreed-upon roles and responsibilities
Obtains commitment on detailed work plans including schedule, cost, resource, contingency and communication plans
Obtains management approval as needed and is responsible for on-going project tracking, analysis and resolution of project cost, scope, resource and schedule issues
Ensures project documentation is maintained
Collaboratively with supervisor, prepares, evaluates and negotiates contracts and proposals from consultants, equipment vendors, and construction firms, and manages resulting work.
Communicates project status on a regular basis to all stakeholders
Assures implementation of applicable quality standards
Some job duties overlap with the Project Management classifications.
Other duties as assigned as related to Engineering and Project Management
Manages multiple routine to moderately complex issues and projects and resolves problems of limited scope and/or supports more experienced engineers and/or project managers on more complex and large scope projects. Under general direction, independently plans & manages work to meet commitments and assigned objectives. Progress reviewed periodically for technical accuracy & adequacy throughout process.
Directing project-related work and contract administration with contractors; and providing information and conducting limited discussions with external stakeholders.
Internal contacts are primarily with Power Gen personnel, including O&M clients and project team members, and PG&E internal services organizations.
Qualifications
Minimum:
A 4-year BS Degree in Engineering from an accredited curriculum in the US or the equivalent from outside the US is required.
Current and active Engineering-In-Training (E.I.T.) Certification
Current and active California PE license
At least 18 months of engineering and/or project management experience and demonstrated performance in related industry; or demonstrated skill development and performance in Power Gen’s EIT program, or completion of PG&E’s college new hire program
Desired:
BS in Mechanical Engineering Degree is preferred
Mechanical PE license preferred
Able to apply engineering and/or project management principles and theory.
Demonstrated ability to identify information needed to solve a problem; gather and organize information in systematic manner; develop analysis and/or support more complex analysis by more experienced engineers; prepare basic reports and displays of data logically and according to established standards and guidelines.
Has basic understanding of utility industry, general knowledge of design requirements and industry standards, and proven ability to develop designs and specifications.
Able to provide technical and/or project oversight and direction to consultants, suppliers, and construction firms to meet routine to moderately complex project needs; understands contracting principals and options; able to contribute to the favorable negotiation and resolution of contract disputes.
Able to function as a project manager on projects with limited scope and/or supports more experienced project managers on larger or more complex projects; has good understanding of project management concepts, principals, and practices; able to provide clear and effective leadership to project team; able to develop scopes, schedules, cost plans and obtain job authorizations; able to coordinate team activities and analyze, manage, and communicate project progress.
Ability to combine technical & business judgment in applying engineering and project management principles and techniques to determine cost effective and practical solutions.
Understands PG&E’s financial and business policies & practices and tools, and able to apply appropriately to the cost estimating, economic analysis, justification, and approval of moderately complex projects.
Strong communication and analytical skills; effectively communicates orally and in writing; able to present basic information in informal and formal group settings; able to facilitate project team meetings.
Able to build consensus with team members and contractors around basic project and technical issues that involve limited controversy.
Approaches and plans work in an organized manner to meet project commitments.
Demonstrates good judgment when making decisions and recommendations, including solicitation of guidance from experienced personnel.
Shows initiative and takes action proactively.
Works with more experienced engineers and project managers to further their own development.
Proactively evolves engineering and project management skills and knowledge through industry associations & conferences, technical workshops, trade publications, and additional formal education.
Proficient business computer skills such as Microsoft Office Suite Programs (Emphasis on Excel, Word, and MS Project).
See All 41 Mechanical Project Engineer Jobs in California
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Find JobsMechanical Project Engineer Jobs by City in California
Where California roles are concentrated, by current openings.
Mechanical Project Engineer Job Market in California
A snapshot from current California openings, updated as new roles post.
Who's Hiring
- RIMEPRO12
- Affiliated Engineers6

- EMCOR3

- HNTB Corporation2

- Design West Engineering2
Top Industries Hiring
- Consulting & Professional Services
- Staffing & Recruiting
- Construction & Real Estate
What California Employers Look For
The qualifications that appear most often in mechanical project engineer jobs across California.
- Bachelor's degree in mechanical engineering or closely related engineering discipline required
- Professional Engineer license from the California Board for Engineers, Land Surveyors, and Geologists preferred for senior roles
- Three or more years of project engineering or project management experience in a relevant California industry
- Demonstrated proficiency with SolidWorks, AutoCAD, or equivalent 3D mechanical design software
- Experience managing project scope, schedules, and budgets from concept through closeout
- Familiarity with California Title 24 energy codes and applicable ASME or ASTM standards
Mechanical Project Engineer Jobs in California: Frequently Asked Questions
How do you become a mechanical project engineer in California?
Most California employers require a bachelor's degree in mechanical engineering from an ABET-accredited program as the baseline. From there, candidates typically gain two to four years in a design or project coordination role before moving into a dedicated project engineer position. For roles in public infrastructure, utilities, or consulting, a Professional Engineer license issued by the California Board for Engineers, Land Surveyors, and Geologists significantly improves advancement prospects and is often required to stamp drawings or lead permitted projects.
How much do mechanical project engineers make in California?
Mechanical project engineers in California earn a median of about $130,900 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $82,070 for the lowest 10% to over $203,620 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire mechanical project engineers in California?
Employers hiring mechanical project engineers in California right now include RIMEPRO, Affiliated Engineers, and EMCOR, based on current listings on Migrate Mate as of November 2026. California's concentration of aerospace primes, semiconductor equipment makers, and clean-energy developers means demand is spread across multiple high-growth industries rather than tied to any single sector.
Which California cities have the most mechanical project engineer jobs?
Los Angeles, San Francisco, and Sacramento consistently post the most mechanical project engineer openings in California. Los Angeles anchors the aerospace and defense corridor, San Jose sits at the center of semiconductor and cleantech manufacturing, and San Diego draws demand from defense contractors and biomedical device companies, which is why smaller suburban engineering parks around those metros often appear in listings alongside the core cities.
Are there remote mechanical project engineer jobs in California?
Yes, but they're less common than in purely analytical roles because the work regularly involves site visits, lab testing, and hands-on coordination with fabrication teams. About 40% of mechanical project engineer openings tied to California are remote or hybrid as of November 2026, with most of those positions focused on the documentation, scheduling, and vendor management portions of the role rather than the physical design and commissioning stages.
How can I get hired as a mechanical project engineer in California with little or no experience?
The most realistic entry path is landing a mechanical engineer or project coordinator role at a California defense contractor or semiconductor equipment manufacturer that runs structured rotational or new-graduate programs, such as those offered by large Los Angeles and South Bay employers. Building toward an Engineer-in-Training registration through the California Board for Engineers, Land Surveyors, and Geologists signals seriousness to hiring managers. Lateral moves from adjacent roles like manufacturing engineer, test engineer, or facilities engineer are common stepping stones into the project engineering track.
Where can I find and apply to mechanical project engineer jobs in California?
You can find and apply to mechanical project engineer jobs in California on Migrate Mate, which lists current openings tied to California employers. Find roles that fit your background and apply directly to the ones that match.
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