SJS Headquarters

  • Maintenance Mechanic

    Job Locations US-MD-Bethesda (Carderock)
    Job ID
    # of Openings
    Facilities Management
    Recruiter Email
    Recruiter: Phones : Number
    (757) 502-4101
    Recruiter: Phones : Extension
  • Overview

    SJS Executives is seeking an experienced Maintenance Mechanic (MM). Our ideal candidate will perform predominantly new work as well as maintenance and repair work on buildings, exterior and interior structures and related utilities, facilities and components. Work shall be in accordance with current applicable international codes, and the Americans with Disabilities Act (ADA) requirements.


    • Candidates must be able to learn and utilize NAVFAC’s MAXIMO software platform
    • May be required to respond to job related emergencies, within 1 hour of notification
    • Lifting and carrying tools and equipment, and parts that weigh up to 40 pounds. Occasionally, may be required to lift or move heavier equipment with assistance

    Electrician Duties:

    • Installs, repairs, maintains, troubleshoots, tests, and loads new and existing electrical lines, circuits, systems, and associated fixtures, controls, and equipment.
    • Examples are secondary power distribution lines and circuits used to supply a wide range of voltage, amperage, phase, and frequency requirements, to distribution panels, switchgear, power and control circuits; industrial multiphase systems; thermocouple sensors; electrical intrusion alarm and fire alarm system; emergency warning systems; lighting protection systems; high intensity lighting systems with associated controls; target mechanisms; AC and DC rectification systems; galvanic and impressed current cathodic protection systems which prevent corrosion on underground or submerged equipment and pipes; amplifier circuits; and related electrical equipment, for complete systems in industrial complexes and buildings.
    • Diagnose malfunctioning systems, apparatus, and components, using test equipment and hand tools, to locate the cause of a breakdown and correct the problem.
    • Connect wires to circuit breakers, transformers, or other components.
    • Inspect electrical systems, equipment, and components to identify hazards, defects, and the need for adjustment or repair, and to ensure compliance with National Electric Codes, Unified Facilities Criteria, State and Local requirements, etc. Advise management on whether continued operation of equipment could be hazardous.
    • Test electrical systems and continuity of circuits in electrical wiring, equipment, and fixtures, using testing devices such as ohmmeters, voltmeters, and oscilloscopes, to ensure compatibility and safety of system.

    Air Conditioning Equipment Mechanic Duties:

    • Installs, recognizes the cause of faulty equipment and makes repairs on large systems that provide for a variety of air conditioning functions such as heating, cooling, humidifying, dehumidifying, cleaning, filtering, and circulating.
    • Systems are used to support structures such as, warehouses, hangars, hospitals, and large office buildings and complexes including those with areas that have special requirements such as communication centers, electronic data processing centers, clean rooms, link training rooms, and other areas with sensitive equipment.
    • Review engineering blueprints, install air conditioning direct expansion and chilled-water systems, test systems for proper functioning, reviews and adjusts system controls, using Direct Digital Control (DDC) computer system, perform emergency repairs, maintain tools, order supplies, and making routine adjustments to maximize operational efficiency.
    • Analyze data when inspecting systems, for temperature, fuel consumption, hours of operation, etc.
    • Perform minor repair of DDC components. Recover and properly dispose of refrigerants (Ozone Depleting Substance) when servicing air conditioning equipment.

    Heating & Boiler Equipment Mechanic Duties:

    • Installs, maintains, and repairs a variety of complex industrial equipment and systems involving power steam, high, medium and low pressure and temperature boilers with complicated components, critical requirements, and rigid tolerances, using specialized test equipment.
    • Incumbent repairs, troubleshoots, and maintains single-and-multiple fuel power boilers and associated auxiliary and pollution control equipment such as, industrial water treatment systems, chemical dispensers, electrostatic precipitators, bag houses and ash removal equipment, and wet particulate scrubbers.
    • Reviews and adjusts system controls, using Direct Digital Control (DDC) computer system.

    Industrial Equipment Mechanic Duties:

    • Installs, aligns, troubleshoots, repairs, overhauls, and maintains various types of nonproduction industrial plant machinery, equipment, and systems.
    • Contractor disassembles and repairs general industrial plant machinery, equipment, and systems such as, towveyor and conveyor systems, bridge cranes, air compressors, engine and hydromatic dynamometers, and similar equipment.

    Electronics Mechanic Duties:

    • Installs, modifies, overhauls, maintains, troubleshoots, and repairs electronics equipment of moderate complexity or a system of limited complexity.
    • Follows blueprints and manufacturers' specifications, uses hand tools and specialized test instruments. Electronic equipment serviced is usually self-contained and functionally independent such as, color radar receivers and transmitters, video recorders, color video cameras/recorders, audio recorders, two-way radios, multichannel very high frequency (VHF) or ultra-high frequency (UHF) transmitters or receivers, power supplies, and multilayered printed circuit boards.
    • Representative of systems of limited complexity are: public address, security monitoring and access systems, closed circuit TV monitor systems, and personal computer systems.
    • Sets-up and operates computer controlled automatic test equipment to test and troubleshoot various components and assemblies of electronic equipment or printed circuit boards.
    • Calibrates testing instruments and maintains records of repairs, calibrations and tests.

    Welder Duties:

    • Welds a variety of metals and alloys. Uses a variety of manual welding processes, e.g., several different gas torch processes, various electric arc processes including inert gas shielded, or a number of both kinds of processes, to weld all types of metals and alloys of various sizes, shapes, and thicknesses, including dissimilar metals such as, copper to steel.
    • Processes used are: oxyacetylene, oxyhydrogen, and other industrial gases. The arc processes used (including inert gas-shielded ones) involve methods such as, gas metal-arc, gas tungsten-arc, gas carbon-arc, plasma-arc, and atomic hydrogen welding.
    • Welds in hard to reach places that must meet close tolerance, strength, and other requirements e.g., evenness of fit and smoothness of contour. Plans work by interpreting blueprints, determine welding position and type of metal to be fused.
    • Selects and set up welding equipment and ensure welds meet standards and engineering design drawings and specifications.

     Sheet Metal Mechanic Duties:

    • Develops patterns and lays out, cuts, forms, joins, assembles, and installs items such as, heating, air conditioning, and ventilating pipes; conduits; drying ovens; bulkheads; airframes; spars; air scoops; control and flying surfaces; and other items and systems with combined straight and curved edges or irregular angles, planes, and curves.
    • Plans, lays out, and constructs manufactured items and systems with dovetailed, set-in bottom, burred-bottom, wired, or lock seams. Works with various metals, including magnesium, honeycomb material, alloys, stainless steel, and copper sheet.
    • May perform maintenance work in other trades not requiring journey level skills in trades such as, Carpentry, Plumbing, Machining, Masonry, or Painting.



    • U.S Citizen - Proof of citizenship will be required
    • Valid State Driver's License
    • Air Conditioning Equipment Mechanic must possess a valid Environmental Protection Agency Universal Certification for working with all types of refrigerants at high and low pressures
    • 4 years of experience in two of the following professions at the WG-10 level:
      • Electrician
      • Air Conditioning Equipment Mechanic
      • Heating & Boiler Equipment Mechanic
      • Industrial Equipment Mechanic
      • Electronics Mechanic
      • Welder
      • Sheet Metal Mechanic


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