• HVAC and Plumbing Quality Control…

    Fairfax County Sheriff's Office (Fairfax, VA)
    …experience, Engineer II employees are eligible for a non-competitive appointment to Engineer III within the engineering discipline for which they have been ... HVAC and Plumbing Quality Control Engineer ...incumbent will provide strong knowledge of commercial building complete mechanical equipment and systems. Works under the direction of… more
    Fairfax County Sheriff's Office (10/22/25)
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  • Operating Engineer III

    ASM Global (Houston, TX)
    …privately managed public assembly facilities, has an excellent and immediate opening for an Operating Engineer III at NRG Park in Houston, Texas. NRG Park is in ... and NRG Arena. We are seeking a unique Operating Engineer III to join our Engineering team....(3) or more years' experience operating and maintaining building HVAC , Mechanical and Plumbing Systems in a… more
    ASM Global (09/30/25)
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  • Maintenance Engineer III

    Community Health Systems (Fort Wayne, IN)
    **Job Summary** The Maintenance Engineer III is responsible for performing advanced maintenance, repair, and troubleshooting tasks on complex systems within a ... , electrical, plumbing, medical gas, and/or emergency power systems. The Maintenance Engineer III also leads maintenance projects, ensures compliance with… more
    Community Health Systems (10/29/25)
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  • Engineer III - Energy Efficiency

    Richard Heath and Associates (Santa Fe Springs, CA)
    Engineer III - Energy Efficiency Location: Santa Fe Springs, CA Job Id: 1084 # of Openings: 1 Richard Heath & Associates, Inc. (RHA) is currently hiring for the ... following position: Engineer III - Energy Efficiency Full-time, exempt...simultaneously. The successful candidate will demonstrate technical knowledge of mechanical , electrical, and plumbing (MEP) systems; commissioning and retro-commissioning… more
    Richard Heath and Associates (09/17/25)
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  • Mechanical Engineering III

    AECOM (Orange, CA)
    …to deliver a better world. Join us. **Job Description** AECOM is seeking a ** Mechanical Engineer III ** based in **Orange, California.** Join our dynamic ... Revit, at least 4 years of experience + Licensed Professional Engineer Licensed - Mechanical + Extensive understanding of HVAC engineering fundamentals… more
    AECOM (10/08/25)
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  • Engineer III

    Marriott (Bethesda, MD)
    …and HVAC . Display advanced engineering operations skills and general mechanical ability. Display professional journeyman level expertise in at least three of ... mechanical equipment including, but not limited to: appliances, HVAC , electrical and plumbing components, diagnose and repair of...and mentor other engineers (eg, Engineers I, II, and III ) as necessary and supervise work in progress and… more
    Marriott (10/14/25)
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  • Application Engineer III

    EMCOR Group (Chino, CA)
    …applications and automated control systems. **Job Summary** **Job Title:** Application Engineer III **Principal Duties and Responsibilities** + Executes project ... **About Us** We are a full-service HVAC , building automation, chiller, and retrofit contractor with...commissioning, testing, and troubleshooting of installed BAS controls and mechanical systems on assigned projects. + Participates in the… more
    EMCOR Group (10/14/25)
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  • Civil Engineer III

    American Tower (Cary, NC)
    **The Team** We are seeking a Specialty Engineer III to join American Tower's US Tower division's Engineering department's Specialty Engineering team. The team ... designs such as code compliance, architectural design, and/or civil, structural, mechanical engineering and/or planning for capacity and future growth. You will… more
    American Tower (09/03/25)
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  • Engineer III

    Bayer (Myerstown, PA)
    …brilliant and diverse minds to make a real difference, there's only one choice.** ** Engineer III ** **Purpose:** This role is responsible for the preparation and ... and coach). **YOUR TASKS AND RESPONSIBILITIES** The primary responsibilities of this role, Engineer III , are to: + Manage assigned capital projects up to… more
    Bayer (10/14/25)
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  • Building Engineer III (SHC)

    EMCOR Group (San Francisco, CA)
    …of five (5) years experience in the operation of central building equipment, HVAC , mechanical , plumbing, electrical, and/or electronic systems.Experience & proven ... **Job Summary** EMCOR Government Services has an immediate need for a Building Engineer at Stanford Healthcare Center in the San Francisco Bay Area. Responsible for… more
    EMCOR Group (10/29/25)
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