• Mechanical Engineer Intern/Co-op Summer…

    CMTA, Inc (Fairfax, VA)
    …company specializes in designing, fabricating, and installing complex HVAC, process piping , and other mechanical , electrical, and plumbing (MEP) ... and directs it into facility upgrades, covering scope development, design , bidding, construction management, commissioning, measurement and verification, and even… more
    CMTA, Inc (12/02/25)
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  • Cooling Engineer - Mechanical (Engineer 3)

    HII (Chesapeake, VA)
    …We Are We are seeking a talented and experienced Cooling Engineer to join our mechanical engineering team. This role is crucial for the design , analysis, and ... functions in one or more of the following specialties: electronics, electrical, mechanical , civil, naval, and/or chemical. + Receive and perform assignments involved… more
    HII (11/28/25)
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  • Mechanical Inspector - Water/Wastewater

    Jacobs (Reston, VA)
    As a Mechanical Construction Inspector, you'll have the chance to work on exciting small, mid, and large-scale water sector infrastructure projects as part of a ... varying scopes of work that may include installation of buried and exposed piping networks of different sizes and materials and support systems, installation of… more
    Jacobs (10/09/25)
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  • Submarine Pipefitter

    Delphinus Engineering (Norfolk, VA)
    …applications. + Assists welders and mechanics with fit up and/or installation of piping , structural, and mechanical components. + Performs fit up, brazing, ... Proficient in fit up, brazing, assembly, and installation of piping systems and components onboard US Naval submarines and...III, IV, and V alloys. + Proficient in performing pipe bending utilizing hand, mechanical , and pneumatic… more
    Delphinus Engineering (11/22/25)
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  • Fire Sprinkler Foreman, Fitters, and Helpers

    EMCOR Group (Richmond, VA)
    **About Us** We are a full service, single-source contractor providing design , installation, service, and inspection of fire protection, suppression, sprinkler, and ... foreman for crew + Select type and size of pipe and related materials according to job plans and...those made of brass, copper, and plastic. + Join piping by means of threaded, grooved, or cemented joints.… more
    EMCOR Group (10/23/25)
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  • Pipefitter III

    Continental Tide Defense Systems, Inc. (Norfolk, VA)
    …bending operations, including layout and cutting of materials to required dimensions. + Machine pipe ends to achieve proper joint design and fit-up based on ... faults and recommend cost-effective repairs solutions. + Perform and verify mechanical alignments of piping systems and equipment. + Cut, shape, bend, align, and… more
    Continental Tide Defense Systems, Inc. (11/08/25)
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  • Pipefitter III (Hyperbarics)

    EPSILON SYSTEMS (Portsmouth, VA)
    …the trade. + Must have intermediate knowledge and understanding of shipboard piping systems (repair/ installation practices, procedures, pipe bending, alignments ... pneumatic and water systems. Performs fabrication, assembly and testing of piping systems and components. Requires little to no supervision. Responsibilities +… more
    EPSILON SYSTEMS (09/24/25)
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  • Naval Marine Engineer - Mid Level

    CACI International (Norfolk, VA)
    …and piping systems, review and analyzing preliminary and functional design documentation and development of ship system specifications. * Technical Analysis & ... Support: Review and analyze mechanical , electrical propulsion, and auxiliary/ piping systems. Develop...maintain a Secret clearance _Desired:_ * Proficiency with Autodesk design tools (ie AutoCAD, NAVISWORKS, Inventor), Pipe -FLO,… more
    CACI International (11/20/25)
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  • Intern - Design Engineer

    Southland Industries (Dulles, VA)
    …program is designed to introduce candidates to a career in the field of Design Engineering for the Design /Build HVAC, Plumbing and Fire Protection industry. ... Primary responsibility is to assist the design team in all aspects of our work. **What...project, such as heating/cooling loads, equipment selection, and sizing, pipe and duct sizing, friction loss calculations, etc. +… more
    Southland Industries (10/18/25)
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  • HVAC Design Energy Analysis Modeling

    CDM Smith (Chesapeake, VA)
    …This role offers a unique opportunity to contribute to HVAC and plumbing design while also developing detailed energy models and conducting energy audits for large ... This includes HVAC master planning and studies, HVAC and plumbing systems, mechanical systems such as co-generation, and centralized energy systems. The role also… more
    CDM Smith (10/31/25)
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