• Senior Mechanical Engineer

    Parsons Corporation (Fountain Valley, CA)
    …talent and redefine what's possible. **Job Description:** **Join Our Team: Principal Mechanical Engineer - Water Group** _Location: Pasadena, CA (with initial ... assignment in Orange County, CA)_ Are you a seasoned Mechanical Engineer passionate about creating solutions that improve communities? Parsons' Water Group in… more
    Parsons Corporation (11/07/25)
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  • Assistant Mechanical Engineer

    Burns & McDonnell (Brea, CA)
    **Description** The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world ... airports, institutional, industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project team… more
    Burns & McDonnell (12/04/25)
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  • Mid-Level Facilities Mechanical HVAC…

    The Boeing Company (El Segundo, CA)
    …and Technology (E&T) team in **El Segundo, California** as a **Mid-Level Facilities Mechanical HVAC Engineer ** to provide support for the Southwest Region. You ... shape the future of our facilities and infrastructure. As a Mid-Level Facilities Mechanical HVAC Engineer , you will develop technical design statements of work,… more
    The Boeing Company (11/17/25)
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  • Senior Mechanical Engineer - Data…

    Insight Global (Mountain View, CA)
    Job Description As a Mechanical Engineer within a Data Center Technology Systems team, you will lead the design and optimization of mechanical cooling ... Your day-to-day work includes collaborating with planning, operations, and construction teams to develop new mechanical systems,...and reliability goals. Of immediate need is a thermal mechanical engineer who can also design an… more
    Insight Global (12/04/25)
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  • Mechanical Engineer - Aviation…

    Burns & McDonnell (San Diego, CA)
    **Description** The Mechanical Engineer will work on project teams to create world class designs for new projects, alterations and redevelopments on a variety of ... projects primarily for aviation, government, and military facilities. The Mechanical Engineer will work with the project...work with the project team throughout the design and construction process, adapting HVAC and plumbing plans according to… more
    Burns & McDonnell (11/20/25)
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  • Sr. Healthcare Mechanical Engineer

    Stantec (San Francisco, CA)
    …us and design your place with Stantec. Your Opportunity The Senior Healthcare Mechanical Engineer /Project Lead will allow you to apply building mechanical ... stakeholders to ensure design alignment with project objectives. - Lead the mechanical design for healthcare facility projects, including HVAC, plumbing, and medical… more
    Stantec (12/03/25)
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  • Senior Mechanical Engineer - P2S

    Legence (Long Beach, CA)
    …Seattle, Irvine, San Diego, Los Angeles, and San Jose. Are you a Senior Level Mechanical Engineer with 8+ years of experience looking to grow your career? P2S ... Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is...We have an open position for a Senior Level Mechanical Engineer which is to be based… more
    Legence (12/11/25)
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  • Principal Mechanical Engineer - Data…

    Insight Global (Mountain View, CA)
    Job Description As a senior Mechanical Engineer within a Data Center Technology Systems team, you will serve as a technical leader influencing data center ... as adiabatic cooling systems. You will collaborate with planning, operations, and construction teams to develop next-generation mechanical systems, guide new… more
    Insight Global (12/07/25)
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  • Principal Product Development Mechanical

    RTX Corporation (Goleta, CA)
    …that create a safer, more secure world. Raytheon is seeking a Principal Mechanical Engineer to lead new product development within the Electronic Warfare ... solid modeling with a minimum of three years of creating and documenting mechanical designs in Pro/ Engineer /CREO or similar modeling tools. ​ **Qualifications We… more
    RTX Corporation (12/09/25)
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  • Senior Mechanical Engineer - Mission…

    Stantec (San Francisco, CA)
    …Stantec. Your Opportunity We have an immediate opening for a Senior Mechanical Engineer who can design systems (heating, ventilating, air-conditioning, ... - Help identify potential conflicts early through collaborative design; - Develop mechanical construction documentation and BIM models utilizing Revit MEP or… more
    Stantec (12/03/25)
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