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60 sr environmental engineer jobs found

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Onsite sr environmental engineer California
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AI
Feb 05, 2026
Full time
Environmental Engineer Sr - ASL
$124,117 - $155,766 yearly
Ahtna, Inc. Monterey, CA
Summary: The Senior Environmental Engineer will lead investigations and remediation projects at contaminated sites regulated under CERCLA in California/Nevada/Arizona/Oregon/Utah, ensuring technical quality, regulatory compliance, and effective communication with clients and stakeholders. The role includes developing and implementing remedial investigation, feasibility study, removal action, and remedial action work plans; overseeing field programs; and interpreting complex environmental data to support risk management and remedy selection. Key responsibilities include coordinating multi-disciplinary teams; preparing and reviewing CERCLA-compliant technical documents (RI/FS reports, decision documents, design packages, and construction completion reports); interfacing with federal and state regulatory agencies; and mentoring junior staff. The position requires deep knowledge of CERCLA, EPA requirements, and relevant California regulations and guidance (e.g., DTSC and Regional...
HG
Aug 05, 2026
Full time
Sr Building Performance Engineer
HGA San Francisco, CA
Overview: Help Shape the Future of Sustainable Building Performance at HGA as a Senior Building Performance Engineer on the West Coast! HGA, an award-winning architectural, engineering, and planning firm , is seeking a talented and ambitious Senior Building Performance Engineer to help lead and grow HGA's Building Performance presence on the West Coast . If you are passionate about optimizing energy performance and ensuring sustainable, high-performing systems, this is the role for you. It is expected this role will focus on the energy performance of buildings throughout the design and post-construction phases. You will be integral in commissioning and optimizing HVAC systems, air and water distribution systems, building automation systems, electrical systems, plumbing systems, and other related equipment to ensure optimal performance across diverse, impactful projects. What You'll Do: Lead the commissioning and optimization of building systems, including HVAC,...
Ri
Aug 05, 2026
Full time
Sr. Fluid Dynamics, Attributes Engineer
Rivian Irvine, CA
About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary We are seeking a skilled and detail-oriented Sr. Soiling and Water Management Engineer to join our Environmental Performance team. The successful candidate will be responsible for vehicle-level target setting, simulation of soiling and water management scenarios, test standard development, vehicle-level testing support and eventually attribute performance sign-off. You will utilize advanced multiphase Computational Fluid Dynamics (CFD) methods to...
AV
Aug 05, 2026
Full time
Mechanical Engineer, Sr.
$122,500 - $187,000 yearly
AeroVironment, Inc. Petaluma, CA
Worker Type Regular Job Description Summary The Sr. Mechanical Engineer applies engineering techniques to design, install, modify, analyze, repair and test tools, engines, machines and other mechanically functioning equipment. Leads and supports the mechanical design, testing, and production of electrical machines as well as the design of electronics packaging for high altitude aerospace applications. Leads or supports mechanical packaging development effort for electronic equipment that withstand stringent environmental requirements (i.e., mass, volume, thermal, vibration). Manages mid-size development projects outsourced to sub-contractors (development of a system, equipment or components). Position Responsibilities Leads or supports the thermal, structural, dynamic, and fluid flow analysis efforts for electronics equipment Leads the testing and data collection in the laboratory and the field Models the mechanical devices and selects the proper material...
MC
Aug 05, 2026
Full time
Senior Process Engineer
$100,000 - $150,000 yearly
Micross Components San Jose, CA
Job Description: Sr. Process Engineer Reports To: Process Engineering Supervisor Summary: Perform functions to research, develop, document, qualify, and implement production processes for standard and custom packaged DC-DC converter products. Establish stable manufacturing processes at the prototype phase and release to production. Review, develop, and implement process improvements related to both the design and manufacture of Hybrid Microcircuits and PCB based power circuits. Essential Duties & Responsibilities: Support process technology transfer from Process Engineering to Manufacturing. Support the development of robust manufacturing processes using Design of Experiments (DOEs). Establish validation and verification criteria for new processes & products. Create and revise documentation detailing production processes and equipment. Provide engineering support to facilitate new processes and troubleshoot problems in assembly areas. Stay abreast of best...
MT
Apr 26, 2026
Full time
RF Design Engineering - Principal/Sr. Principal/Consulting Engineer
MACOM Technology Solutions Holdings San Diego, CA
Company Overview: MACOM designs and manufactures semiconductor products for DataCenter, Telecommunication, and Industrial and Defense applications.Headquartered in Lowell, Massachusetts, MACOM has design centers and salesoffices throughout North America, Europe, and Asia. MACOM is certified to theISO9001 international quality standard and ISO14001 environmental managementstandard. MACOM has more than 75 years of application expertisewith multiple design centers, Si, GaAs, and InP fabrication, manufacturing,assembly and test, and operational facilities throughout North America, Europe,and Asia. Click here to view our facilities. https://www.macom.com/. Inaddition, MACOM offers foundry services that represents a key core competencywithin our business. MACOM sells and distributes products globally via asales channel comprised of a direct field sales force, authorized salesrepresentatives, and leading industry distributors. Our sales team is trainedacross all of our products to give...
PA
Feb 26, 2026
Full time
Sr Manufacturing Engineer - Metals
PCX Aerosystems Santa Ana, CA
About the Organization Applied Aerospace & Defense (Applied) is a premier provider of advanced design, engineering, and vertically integrated manufacturing solutions for leading and next-generation space and defense technology companies. Applied builds complex hardware for extreme operating environments and is focused on three core markets: Space and Launch Systems, Defense Aviation and Airborne Systems, and C5ISR and Precision Strike Systems. With decades of space and defense manufacturing heritage, Applied combines deep material science and IP-enabled process expertise with the ability to enable rapid prototyping, enhance new product development, and responsively scale production. Across its nationwide infrastructure of advanced manufacturing facilities, Applied continuously supports a balanced mix of next-generation technology and platform development, large scale production programs, and aftermarket sustainment for enduring platforms. EOE Statement Applied Aerospace...
Mi
Feb 01, 2026
Full time
Sr Process Engineer
Micross San Jose, CA
Job Description: Sr. Process Engineer Reports To: Process Engineering Supervisor Summary: Perform functions to research, develop, document, qualify, and implement production processes for standard and custom packaged DC-DC converter products. Establish stable manufacturing processes at the prototype phase and release to production. Review, develop, and implement process improvements related to both the design and manufacture of Hybrid Microcircuits and PCB based power circuits. Essential Duties & Responsibilities: Support process technology transfer from Process Engineering to Manufacturing. Support the development of robust manufacturing processes using Design of Experiments (DOEs). Establish validation and verification criteria for new processes & products. Create and revise documentation detailing production processes and equipment. Provide engineering support to facilitate new processes and troubleshoot problems in assembly areas. Stay abreast of...
BH
Aug 05, 2026
Full time
Senior Design Quality Engineer - Long Beach, CA
$93,500 - $120,000 yearly
BeautyHealth Long Beach, CA
About Us Hydrafacial is a global category-creating company focused on bringing innovative products to market and delivering beauty health experiences by reinventing our consumer's relationship with their skin, their bodies and their self-confidence. Every person here is a key player in our success. We are firm believers in making the little things count each day so the big things will follow. If this sounds like you, come check us out! This is the perfect opportunity to work with some of the best leaders in the industry while you gain the global and strategic experience to add to your professional toolbox. Job Description: The Senior Design Quality Engineer is responsible for research, product development, and sustaining engineering documentation. This is a hybrid role based out of our Long Beach, CA headquarters, with designated in-office collaboration days each week. What you'll do: Primary Responsibilities: Ensure R&D and other disciplines are following...
DR
Aug 05, 2026
Full time
Senior Engineering Technician (Machinist)
Droyd Robotics San Francisco, CA
About the team Droyd builds autonomous robotic systems that automate repetitive manual work in production environments. Because our hardware team moves quickly, the machine shop and prototype lab are core to how we iterate and build. The prototype team at Droyd supports both R&D and production. The work ranges from one-off parts and fixtures to repeatable components that keep engineering moving. About the role As a Sr. Prototype Technician at Droyd, you'll support the day-to-day operation of the prototype lab and help keep hardware work moving. You will take ownership of precision machined parts from start to finish, while also providing crucial cross-functional team support by assisting with 3D printing workflows and assembly tasks as needed. You'll oversee shop organization, maintain machine readiness, coordinate material handling, and execute the practical tasks that keep prototyping and production efficient. This is a hands-on role in a fast-paced prototype and...
AP
Aug 05, 2026
Full time
Sr. Electrical Design Engineer
$38.00 - $52.00 hourly
AMPAM Parks Mechanical El Cajon, CA
Who We Are AMPAM is a leading Mechanical, Electrical, and Plumbing (MEP) contractor serving large-scale multifamily and commercial projects across California. With over 1,500 employees across multiple business units, we are committed to delivering quality, safety, and innovation on every project. At AMPAM, we invest in our people - fostering a collaborative environment where engineers can grow their careers, deepen their expertise, and make a real impact on California's built environment. Job Summary The Sr. Design Engineer - Electrical is responsible for leading the engineering design and analysis of electrical building systems for multi-family new construction projects across California. This role requires a solid foundation in electrical systems design, intermediate-to-advanced technical experience, and the ability to work both independently and as a collaborative member of an integrated project team. The Design Engineer II serves as a key contributor to construction...
Ax
Aug 05, 2026
Full time
Sr Mechanical Engineer II
$142,312 - $227,700 yearly
Axon San Francisco, CA
Join Axon and be a Force for Good. At Axon, we're on a mission to Protect Life. We're explorers, pursuing society's most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other. Life at Axon is fast-paced, challenging and meaningful. Here, you'll take ownership and drive real change. Constantly grow as you work hard for a mission that matters at a company where you matter. Your Impact Axon is committed to improving public safety by developing cutting-edge, innovative technologies. Known for developing the original TASER energy weapon, the Axon engineering team is tasked with continual excellence to keep the organization at the forefront of the market. Sr. Mechanical Design Engineers at Axon have full design ownership over next generation life-saving technology from conceptualization...
NB
Aug 05, 2026
Full time
Sr Process Engineer - Packaging
$111,766 - $159,267 yearly
Niagara Bottling, LLC Diamond Bar, CA
At Niagara, we're looking for Team Members who want to be part of achieving our mission to provide our customers the highest quality most affordable bottled water. Consider applying here, if you want to: Work in an entrepreneurial and dynamic environment with a chance to make an impact. Develop lasting relationships with great people. Have the opportunity to build a satisfying career. We offer competitive compensation and benefits packages for our Team Members. Sr Process Engineer - Packaging The Senior Process Engineer - Packaging is responsible for designing vertically integrated packaging equipment solutions across multiple formats - including PET, canning, and cartons - for the full range of Niagara's beverage products. This role also emphasizes researching emerging technologies in the packaging industry to position Niagara ahead of a rapidly evolving competitive landscape. Projects include new beverage lines, cost-saving retrofits, line efficiency improvements, new...
BE
Aug 05, 2026
Full time
Sr. Staff Engineer, Mechanical Design
$151,700 - $218,300 yearly
Bloom Energy San Jose, CA
At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream-we're making it reality. For over two decades, we've been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what's possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting-edge solutions enable unparalleled "time-to-power" capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are...
BE
Aug 05, 2026
Full time
Sr. Staff Mechanical Engineer
$134,500 - $193,500 yearly
Bloom Energy San Jose, CA
At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream-we're making it reality. For over two decades, we've been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what's possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting-edge solutions enable unparalleled "time-to-power" capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are...
BE
Aug 05, 2026
Full time
Sr. Staff Mechanical Engineer, NPI
$151,700 - $218,300 yearly
Bloom Energy San Jose, CA
At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream-we're making it reality. For over two decades, we've been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what's possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting-edge solutions enable unparalleled "time-to-power" capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are...
BE
Aug 05, 2026
Full time
Sr. Staff Engineer, Mechanical Design
$151,700 - $218,300 yearly
Bloom Energy San Jose, CA
At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream-we're making it reality. For over two decades, we've been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what's possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting-edge solutions enable unparalleled "time-to-power" capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are...
TA
Aug 05, 2026
Full time
Senior Neutral Beam Design Engineer
$135,000 - $160,000 yearly
TAE CA
Do Epic Science TAE is the world's first private fusion energy company, founded in 1998 to commercialize the cleanest, safest, most affordable, and sustainable form of carbon-free power. We are applying science and engineering to design transformational technologies. Whether it's harnessing fusion through the science of stars, making exponential leaps in power efficiency, or innovating medical care with a novel cancer treatment: We're turning the promise of science into reality. We're looking for candidates who are passionate about realizing our mission: A future where all people have affordable access to reliable, abundant, and environmentally friendly fusion-generated electricity. About The Role Design and develop neutral beam injection systems, including ion sources, beam optics, vacuum system and beam dumps Design high-voltage components (100 kV-1 MV class systems) Develop thermal management solutions for high-power-density components Collaborate with physicists to...
TA
Aug 05, 2026
Full time
Design Engineer - Medical Beams
$115,000 - $140,000 yearly
TAE Irvine, CA
Do Epic Science TAE is the world's first private fusion energy company, founded in 1998 to commercialize the cleanest, safest, most affordable, and sustainable form of carbon-free power. We are applying science and engineering to design transformational technologies. Whether it's harnessing fusion through the science of stars, making exponential leaps in power efficiency, or innovating medical care with a novel cancer treatment: We're turning the promise of science into reality. We're looking for candidates who are passionate about realizing our mission: A future where all people have affordable access to reliable, abundant, and environmentally friendly fusion-generated electricity. Apply technical expertise, commensurate with training and job experience, in the design and development of complex new technology using SolidWorks or Catia. About the Role Complete a variety of complex 2 and 3D CAD design assignments, including modeling parts and assemblies and creating detail...
TA
Aug 05, 2026
Full time
Sr. Design Engineer
$135,000 - $160,000 yearly
TAE Irvine, CA
Do Epic Science TAE is the world's first private fusion energy company, founded in 1998 to commercialize the cleanest, safest, most affordable, and sustainable form of carbon-free power. We are applying science and engineering to design transformational technologies. Whether it's harnessing fusion through the science of stars, making exponential leaps in power efficiency, or innovating medical care with a novel cancer treatment: We're turning the promise of science into reality. We're looking for candidates who are passionate about realizing our mission: A future where all people have affordable access to reliable, abundant, and environmentally friendly fusion-generated electricity. About The Role The Senior Design Engineer will lead the design and development of mechanical systems supporting TAE's R&D and commercial ventures. Projects will range from simple machined components to large structural weldments and advanced electro-mechanical assemblies. The role is ideal...
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