• BXP (Reston, VA)
    …include but are not limited to HVAC, electrical, lighting, plumbing, energy management, water treatment , hardware, keying and fire protection. + Perform and/or ... minimum of 4 to 6 years as a Maintenance Technician / Building Engineer or equivalent field experience required...Opportunity Employer. We are committed to fair and impartial treatment in all of our relations with employees, as… more
    DirectEmployers Association (10/17/25)
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  • Water Treatment Technician

    Leidos (Springfield, VA)
    …impact? The Multi-Domain Solutions (MDS) division is seeking a detail-oriented and experienced Water Treatment Technician to maintain and optimize water ... treatment processes. **Primary Responsibilities** : + Maintain and monitor water treatment systems associated with HVAC equipment including cooling towers,… more
    Leidos (09/27/25)
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  • Water Systems Operator (WSO) Talent…

    V2X (Reston, VA)
    water system operations, including but not limited to: Mid-Level (3-7 Years Experience) + Water Treatment Technician + Water Distribution Operator + ... you are a skilled Water Systems Operator (WSO) with expertise in water treatment , distribution, and infrastructure maintenance, we encourage you to join our… more
    V2X (08/28/25)
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  • Water O&M Technician

    Washington Suburban Sanitary Commission (WSSC) (Potomac, MD)
    …routine and critical work to support the operation and maintenance of water treatment plant equipment and facilities. Essential Functions Entry Level: ... Position Information Functional TitleWater O&M Technician - Potomac Recruitment Category TypeStandard Functional CategoryProduction...daily averages) for chlorine, pH and turbidity + Adjusts water treatment chemical dosages as directed by… more
    Washington Suburban Sanitary Commission (WSSC) (10/08/25)
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  • Data Center Technician L1

    NTT America, Inc. (Gainesville, VA)
    Water Systems + Large Centrifugal Chillers + Cooling Towers + Heat Exchangers + Water Treatment Systems + VFD's and Pumps + HVAC equipment + CRAC/CRAH's + ... and upgrades + Works with the CF Ops Lead Technician to track and complete an aggressive preventive and...O Cooling Towers + O Heat Exchangers + O Water Treatment Systems + O VFD's and… more
    NTT America, Inc. (09/03/25)
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  • Data Center Technician L2

    NTT America, Inc. (Ashburn, VA)
    Water Systems + Large Centrifugal Chillers + Cooling Towers + Heat Exchangers + Water Treatment Systems + VFD's and Pumps + HVAC equipment + CRAC/CRAH's + ... thrive. **Your day at NTT DATA** The Data Center Technician provides a working level of data center knowledge...of responsibility include: + Mechanical responsibilities will include chilled water systems and components, HVAC systems such as roof… more
    NTT America, Inc. (07/24/25)
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  • Data Center Operations Technician III - Day…

    CoreSite (Reston, VA)
    Water Systems + Large Centrifugal Chillers + Cooling Towers + Heat Exchangers + Water Treatment Systems + VFD's and Pumps + HVAC equipment + CRAC/CRAH's + ... of digital infrastructure while nurturing your professional growth and success. Data Center Technician III Role: The Data Center Technician III assists in the… more
    CoreSite (10/16/25)
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  • Skillbridge Data Center Technician

    CoreSite (Reston, VA)
    Water Systems, Large Centrifugal Chillers, Cooling Towers, Heat Exchangers, Water Treatment Systems, VFD's and Pumps, HVAC equipment, CRAC/CRAH's, ... personnel transitioning out of the military to civilian workforce. SkillBridge Data Center Technician Role: The SkillBridge Data Center Technician assists in the… more
    CoreSite (09/14/25)
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  • Data Center Technician L3

    NTT America, Inc. (Gainesville, VA)
    …+ Cooling Towers + Heat Exchangers + Indirect Air Exchange Heat Wheel Rooftop units + Water Treatment Systems + VFD's and Pumps + HVAC equipment + CRAC/CRAH's + ... thrive. **Your day at NTT DATA** The Data Center Technician L3 will possess an expert level of knowledge...responsibilities will include operation, maintenance and repair of chilled water systems and components, HVAC systems such as roof… more
    NTT America, Inc. (08/08/25)
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  • Data Center Operations Technician IV - Day…

    CoreSite (Reston, VA)
    Water Systems, Large Centrifugal Chillers, Cooling Towers, Heat Exchangers, Water Treatment Systems, VFD's and Pumps, HVAC equipment, CRAC/CRAH's, ... of digital infrastructure while nurturing your professional growth and success. Data Center Technician IV Role: The Data Center Technician IV must possess an… more
    CoreSite (10/20/25)
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  • Dean | FLUOR Critical Facilities Technician

    M. C. Dean (Vienna, VA)
    …experience in a control room environment + Diesel engine mechanic experience + Water treatment experience This position is considered sensitive and may require ... Overview Dean | Fluor is looking for a Critical Facilities Technician (CFT) to join our Maintenance team in the Operations and Maintenance of a mission-critical… more
    M. C. Dean (08/27/25)
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  • Dean|Fluor Critical Facilities Technician

    M. C. Dean (Vienna, VA)
    …to solder large diameter copper pipe + Diesel engine mechanic experience + Water treatment experience This position is considered sensitive and may require ... Overview Dean | Fluor is looking for a Critical Facilities Technician l (CFT -GMT) to undertake the responsibility to preserve the condition and functionality of a… more
    M. C. Dean (08/30/25)
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  • Data Center Engineering Operations…

    Amazon (Manassas, VA)
    …diesel generators, switchgear, UPS's, PDU's, AHU's, chillers, cooling towers, chemical treatment systems, pumps, motors, VFD's, and building automation systems. Key ... systems. Mechanical equipment includes CRAHU units, centrifugal chillers, cooling towers, water systems, air handlers and associated systems, pumps, and motors.… more
    Amazon (09/19/25)
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  • Firefighter (Firefighter/EMT)

    Fairfax County Sheriff's Office (Fairfax, VA)
    …services (EMS), fire suppression, technical rescue, hazardous materials response, water rescue, life safety education, fire prevention, and arson investigation ... + Operates a nozzle and places a stream of water on a fire + Mounts and operates master...including the patient's medical history + Conducts assessment for treatment of a patient with trauma-induced injuries + Performs… more
    Fairfax County Sheriff's Office (10/15/25)
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  • Manager (Day Shift), Data Center Operations (VA2)

    CoreSite (Reston, VA)
    Water Systems + Large Centrifugal Chillers + Cooling Towers + Heat Exchangers + Water Treatment Systems + VFD's and Pumps + HVAC equipment + CRAC/CRAH's + ... safety systems, and communications infrastructure. Mechanical responsibilities will include chilled water systems and components, HVAC systems such as roof top… more
    CoreSite (09/10/25)
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  • Supervisor, Critical Facilities Operations

    NTT America, Inc. (Gainesville, VA)
    …and management systems + VFD Drives + Large Centrifugal Chillers + Cooling Towers + Water Treatment Systems + HVAC equipment + Computer Room AC Units (CRACs) + ... systems, including Emergency Fire Pump where applicable + Chilled/Condenser Water Pump + Well/Vault or Sump Pumps + Domestic...more years as a foreman, lead or senior level technician in a critical facility environment. + Certified Electrician… more
    NTT America, Inc. (07/24/25)
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  • Dean|Fluor Critical Facilities Specialist (Mech)…

    M. C. Dean (Vienna, VA)
    …knowledge of Energy Management Controls System (EMCS) control and software logic + Water treatment experience This position is considered sensitive and may ... preventative maintenance of equipment, and emergency response to emergent issues. The technician serves as an expert technical resource reporting to a critical… more
    M. C. Dean (08/27/25)
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