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88 commissioning engineer jobs found

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commissioning engineer California
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EN
Oct 19, 2025
Full time
Retro Commissioning Engineer II
$111,771 - $149,204 yearly
ENFRA LLC Los Angeles, CA, USA
About Us At ENFRA, we blend a rich history with a forward-looking vision. With over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. Our commitment to leveraging emerging technologies ensures that we remain at the forefront of the Energy-as-a-Service sector. We believe in growth-not just for our business, but for our people. Our team members have the opportunity to advance their careers in a supportive environment that values continuous learning and development. We embrace innovation and encourage creative problem solving to tackle the energy infrastructure and energy challenges of tomorrow. Inclusion is at the heart of our culture. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success. Join us to be part of a legacy of excellence and a future of groundbreaking advancements. At ENFRA,...
SH
Dec 26, 2025
Full time
Senior Electrical Engineer
$94,031 - $164,554 yearly
Syska Hennessy Group San Diego, CA, USA
Senior Electrical Engineer - Healthcare Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group! As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. We are seeking a Senior Electrical Engineer to join our team in Los Angeles, San Francisco, San Diego - specializing in healthcare . Your experience working in a consulting firm on healthcare projects will ensure your success in this role. Working from either our Los Angeles or San Diego offices, you will contribute to the design of major projects from both inpatient and outpatient healthcare engineering design across all phases from around the world. You will be part of a large team of over 100 engineers nationally with a wealth of experience, so this is a great opportunity to grow your career. Our dynamic work environment...
SH
Dec 26, 2025
Intern
Electrical Engineer Summer Intern
$25.00 - $27.00 hourly
Syska Hennessy Group San Francisco, CA, USA
Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group! As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. We currently have an opportunity for an Electrical Engineering Summer Intern. Our dynamic work environment provides the optimal setting for a positive learning experience as an intern. From our supportive culture, diverse workforce, and competitive compensation, to our flexible work schedules and fun social events, it is everything you will need for an exciting, challenging, and rewarding internship. Internship Responsibilities: As an intern, you will support our engineering teams working towards our designs that are inspiring, demanding and highly collaborative. You will learn from others, and they will expect to learn from you. You will share in the...
SH
Dec 26, 2025
Full time
Senior Mechanical Engineer
$67,575 - $122,649 yearly
Syska Hennessy Group San Diego, CA, USA
Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group. As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. We are seeking a Senior Mechanical Engineer to join our team in San Diego . Your experience working in a consulting firm on healthcare projects will ensure your success in this role. Working from either our Los Angeles or San Diego offices, you will contribute to the design of major projects from both inpatient and outpatient healthcare engineering design across all phases from around the world. You will be part of a large team of over 100 engineers nationally with a wealth of experience, so this is a great opportunity to grow your career. Our dynamic work environment provides the optimal setting to take your career to the next level. From our supportive culture,...
Le
Dec 26, 2025
Full time
Fire Protection Design Engineer
$90,000 yearly
Legence Long Beach, CA, USA
P2S stands as a provider of professional engineering services to a broad range of markets, including higher education, healthcare, ports/harbors, industrial, entertainment, commercial, laboratories, municipal, and federal sectors. Our specialties include electrical, mechanical, plumbing, fire protection, and technology integration. Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is an internationally recognized leader in many of the key markets we serve. We provide a blend of innovation and technical excellence in delivering green solutions that enhance and sustain the built, natural, and social environments. Currently, we have offices in Long Beach, Seattle, Irvine, San Diego, Los Angeles, and San Jose. Are you a Fire Protection Design Engineer with 3-10 years of experience looking to grow your career? P2S is an award-winning engineering firm that has been named "Best Place to Work" for the past 15...
DG
Dec 26, 2025
Full time
Entry Level Process Engineer (Start May 2026)
$75,000 - $82,000 yearly
Dennis Group Carlsbad, CA, USA
Dennis Group's Process Engineers are key in our projects of designing and building food and beverage processing facilities. Process Engineers work in every aspect of a project - controls, packaging, mechanical, electrical, building system, architecture, etc., from the conceptual stages to design completion, and throughout construction. They provide expertise in flow diagrams, alterations, constraints, piping and instrumentation diagrams (P&ID), layout, install, and commissioning and start-up. Process Engineers enable operational efficiencies for the food and beverage process plants of our clients. Responsibilities will include, but not be limited to: Responsibilities Develop process design basis and select unit operations Develop operation specifications Coordinate with other project disciplines (engineers, designers, architects, etc.) Prepare process flow and piping and instrumentation diagrams Create process flow diagrams Prepare mass and energy balances Size and...
BW
Dec 26, 2025
Full time
Process Engineer
$100,000 - $130,000 yearly
Barry-Wehmiller Companies Los Angeles, CA, USA
About Us: BW Design Group is a fully integrated architecture, engineering, construction, system integration, and consulting firm committed to helping our clients realize their most critical goals from Strategy to Commercialization. As the only firm born from a manufacturing technology company to become an independent and fully integrated firm, we combine deep domain expertise in the manufacturing environment with an approach that is built to serve the dynamic needs of our clients. Rooted in our distinct culture of Truly Human Leadership, we cultivate the leaders who will define tomorrow and partner with our clients in the food & beverage, life sciences, industrial, and advanced technology industries to build the future of manufacturing and technology. Barry-Wehmiller is a diversified global supplier of engineering consulting and manufacturing technology for the packaging, corrugating, sheeting and paper-converting industries. By blending people-centric leadership with...
MF
Dec 25, 2025
Full time
Automation / Controls Engineer
Meissner Filtration Products Camarillo, CA, USA
Do you love the idea of working with a passionate and professional Engineering team in an environment dedicated to having a positive impact on the human condition? Who is Meissner? The goal at Meissner is to be more than simply good; it is to be extraordinary. Extraordinary performance comes from extraordinary people. Meissner as a group is passionate about helping our clients manufacture lifesaving and life enhancing drugs, therapies, and vaccines. We develop, manufacture, supply and service advanced microfiltration products and single-use systems worldwide. We know that when you are passionate about what you do, it's more than just a job. Meissner is focused on the development of the whole individual, and we have programs and tools in place to help us stay at our best mentally and physically. In alignment with our commitment to support the growth and development of the whole individual, Meissner has inaugurated a Learning and Development department to solely focus on...
Le
Dec 24, 2025
Full time
Electrical Design Engineer
$97,760 yearly
Legence Irvine, CA, USA
P2S stands as a provider of professional engineering services to a broad range of markets, including higher education, healthcare, ports/harbors, industrial, entertainment, commercial, laboratories, municipal, and federal sectors. Our specialties include electrical, mechanical, plumbing, fire protection, and technology integration. Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is an internationally recognized leader in many of the key markets we serve. We provide a blend of innovation and technical excellence in delivering green solutions that enhance and sustain the built, natural, and social environments. Currently, we have offices in Long Beach, Seattle, Irvine, San Diego, Los Angeles, and San Jose. P2S is seeking a talented Electrical Design Engineer with 2-7 years of experience to join our award-winning team. Recognized as a Best Place to Work for over a decade, P2S offers a collaborative,...
AA
Dec 21, 2025
Full time
Senior Mechanical Design Engineer
ATC Automation Simi Valley, CA, USA
ATC Automation is seeking a hands-on and innovative Senior Mechanical Design Engineer to lead the mechanical development of custom automation machinery and tooling systems at our Simi Valley, CA location. Remote opportunities may be considered for highly qualified candidates, with occasional travel required to Simi Valley. Projects range in scale and complexity, from rapid R&D initiatives to fully integrated, high-throughput production equipment. You will work directly with customers to define requirements and collaborate with a multidisciplinary engineering team to deliver robust, high-performance automation solutions. With a competitive salary ranging from $120,000 to $140,000, this role rewards your expertise while encouraging both personal and professional growth. ATC Automation offers a comprehensive benefits package, including Medical, Dental, Vision, 401(k), Life Insurance, Health Savings Account, Flexible Spending Account, and Paid Time Off. If you are passionate...
ET
Dec 21, 2025
Full time
Electrical Engineer III
EUV Tech Martinez, CA, USA
Candidates often screen themselves out of job applications if they do not meet all the qualifications. So, please apply if you're excited about a role at EUV Tech-we would love to see your application. At EUV Tech, we enable the frontiers of semiconductor manufacturing and material science through the development of world-leading extreme ultraviolet and soft x-ray instrumentation and techniques. EUV Tech stands at the forefront of the next era in advanced semiconductor manufacturing, delivering new and innovative solutions worldwide. If you are looking to push the limits of cutting-edge technology in an impactful role with a talented team, we would love to hear from you! About the Role The Electrical Engineer III will take on a leadership role in the electrical design, assembly, and commissioning of more complex systems and equipment. They will lead major projects, influence system architecture, and take ownership of electrical systems across the product lifecycle. This...
TA
Dec 20, 2025
Full time
Electrical Power Engineer
The Aerospace Corporation El Segundo, CA, USA
The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers, thought leaders, and innovators. Join us and take your place in space. The Systems Engineering Division (SED) provides unmatched experience in systems engineering to the U.S. government and to numerous public and private agencies, universities, nonprofit organizations, consortia, and commercial companies involved in the advanced application of space technology. From systems architecture development to system analysis and optimization, astrodynamics, orbital debris, navigation, failure...
ST
Dec 19, 2025
Full time
NPI Systems Design Engineer
$108,834 - $163,252 yearly
Solar Turbines Incorporated San Diego, CA, USA
Career Area: Engineering Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. Position Overview: We are seeking a highly skilled and motivated Systems Design Engineer to join our Package & Systems Development and New Product Introduction (NPI) team. In this role, you will be responsible for the design, development, and implementation of hydromechanical systems and mechanical design for industrial gas turbine products. You will work closely with cross-functional teams to ensure the successful delivery of high-quality,...
Ca
Dec 17, 2025
Full time
Mechanical Engineer
Caltech Pasadena, CA, USA
Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community. About the Caltech Facilities Planning, Design & Construction Department The Planning, Design and Construction team takes great pride in serving Caltech by delivering the built environment required to support the needs of the institute. Our team of seasoned industry professionals sincerely values working closely with the campus to define project requirements and design and deliver successful projects. Our roles cover the project life cycle, ranging from in-house planning and design, space management, project and construction management, construction inspection to specialized procurement expertise. Our goal is to provide Caltech with world-class...
VC
Dec 17, 2025
Full time
Senior Switchgear Electrical Engineer - Medium & Low Voltage (MV/LV)
Vital Chemicals Cupertino, CA, USA
Senior Switchgear Electrical Engineer - Medium & Low Voltage (MV/LV) Role Summary The Senior Switchgear Engineer (MV/LV) is responsible for the design, engineering, validation, and technical leadership of medium- and low-voltage switchgear systems. This role provides subject-matter expertise across the full product lifecycle-from concept and specification through manufacturing, testing, installation support, and commissioning-while ensuring compliance with applicable standards, customer requirements, and safety regulations. Key Responsibilities Technical & Engineering Lead the design and engineering of MV (typically 1 kV-36 kV) and LV (≤1 kV) switchgear systems, including air-insulated (AIS) and gas-insulated (GIS) solutions where applicable. Develop electrical schematics, single-line diagrams, wiring diagrams, GA drawings, and protection & control philosophies. Specify and select components such as circuit breakers, contactors, relays, busbars, CTs/VTs,...
Be
Dec 15, 2025
Contractor
Senior Mechanical Design Engineer
Belcan Palo Alto, CA, USA
Job Description Job Title: Senior Mechanical Design Engineer Pay rate: $53.63 - $70.93/hr. Location: Palo Alto, CA Zip Code: 94304 Duration: 6 Months Start Date: Right Away Keywords: #MechanicalDesignEngineerJobs; #PaloAltojobs; JOB DESCRIPTION This role will design mechanical test systems for vehicle electronics. You"ll work on developing mechanical solutions for design characterization, validation, and manufacturing. Responsibilities • Design modular and reusable mechanical fixtures for testing vehicle electronics. • This will start with manual bench-top setups and will evolve to fully automated systems for volume production • Work with cross-functional engineering groups to define mechanical test requirements for electronics and drive design decisions that help with the testability of ECUs. • Design custom mechanical interfaces to connect to ECUs. • This can range from pogo-pin connections to bed-of-nails style probing • Design rack-based test systems that reduce...
II
Dec 13, 2025
Full time
Facilities Engineer 2
Illumina, Inc. San Diego, CA, USA
What if the work you did every day could impact the lives of people you know? Or all of humanity? At Illumina, we are expanding access to genomic technology to realize health equity for billions of people around the world. Our efforts enable life-changing discoveries that are transforming human health through the early detection and diagnosis of diseases and new treatment options for patients. Working at Illumina means being part of something bigger than yourself. Every person, in every role, has the opportunity to make a difference. Surrounded by extraordinary people, inspiring leaders, and world changing projects, you will do more and become more than you ever thought possible. The Facilities Engineer 2 will be part of the San Diego Facilities Engineering & Maintenance (FEM) team. This role will be responsible for providing technical expertise as related to mechanical systems within facilities equipment engineering, support maintenance, and/or calibration and equipment...
Di
Dec 11, 2025
Full time
Automation Controls Engineer / Senior Automation Controls Engineer
$106,000 - $145,750 yearly
Divergent Torrance, CA, USA
Divergent is a technology company that has architected, invented, built, and commercialized an end-to-end factory system called the Divergent Adaptive Production System (DAPS) that comprehensively uses machine learning to optimally engineer, additively manufacture, and flexibly assemble complex integrated vehicle structures and subsystems. Products created using DAPS are superior in performance, lower in cost, rapidly customizable to meet mission and customer-specific requirements, faster to market, and scalable on demand to high volume production. Divergent is a qualified Tier 1 supplier to global automotive OEMs, and Divergent is now expanding to support mission critical needs in the Aerospace and Defense sector. Join us to be a part of this transformative journey, where your impact will shape the future of technology and production. Purpose The Automation Controls Engineer will support the development of flexible robotic manufacturing systems, core to the Divergent Adaptive...
Qc
Dec 11, 2025
Full time
Electrical Engineer - Level 3
$135,000 - $150,000 yearly
Qcells Irvine, CA, USA
Description Title: Electrical Engineer Level 3 Department: Engineering Location: Irvine, CA Supervisor: Manager of Electrical Engineering FLSA Status: Exempt Position Status: Permanent, Full-Time Work Status: Hybrid ELECTRICAL ENGINEER LEVEL 3 Hanwha Qcells USA Corp ( Qcells USA), headquartered in Irvine, CA, specializes in providing utility-scale modules, solar photovoltaic (PV), and battery energy storage systems (BESS) project development, along with Engineering, Procurement, and Construction (EPC) services for solar and BESS projects nationwide. Qcells USA delivers comprehensive turnkey solutions encompassing the entire utility-scale project lifecycle. By choosing Qcells USA for turnkey solutions, customers can reduce uncertainty and risk, leading to enhanced investment returns and contributing to a more sustainable future. Qcells USA's complete turnkey solutions seamlessly integrate the expertise of our Module, Development, and EPC teams, while ensuring...
Qc
Dec 11, 2025
Full time
Principal Electrical Engineer - Level 5
$170,000 - $190,000 yearly
Qcells Irvine, CA, USA
Description Title: Principal Electrical Engineer - Level 5 Department: Engineering Location: Irvine, CA Supervisor: Manager of Electrical Engineering FLSA Status: Exempt Position Status: Permanent, Full-time Work Status : (Hybrid/Remote/In-Office): Remote PRINCIPAL ELECTRICAL ENGINEER - LEVEL 5 Hanwha Qcells USA Corp ( Qcells USA), headquartered in Irvine, CA, specializes in providing utility-scale modules, solar photovoltaic (PV), and battery energy storage systems (BESS) project development, along with Engineering, Procurement, and Construction (EPC) services for solar and BESS projects nationwide. Qcells USA delivers comprehensive turnkey solutions encompassing the entire utility-scale project lifecycle. By choosing Qcells USA for turnkey solutions, customers can reduce uncertainty and risk, leading to enhanced investment returns and contributing to a more sustainable future. Qcells USA's complete turnkey solutions seamlessly integrate the expertise of our...
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