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M.C. Dean

Designs and deploys secure mission-critical infrastructure

Electrical Substation Test Technician 3 - Medium Voltage

Power Systems EngineeringConfirmed live in the last 24 hours
Full-timeWashington, DC, USA$42 - $51 /hr

About the Job

Requirements

  • A high school diploma or General Educational Development (GED) certificate and at least seven years of progressive experience, or an associate's degree in an industrial electrical-related field and five years of progressive experience directly associated with installing, repairing, and maintaining electrical and electronic components of machinery, equipment, and systems.
  • Must possess or acquire within 12 months of hire and maintain current NETA, AVO Training Institute, NICET, or equivalent certification in substation testing and maintenance.
  • Must possess and maintain a current valid motor vehicle operating license.
  • Comprehensive knowledge of electrical and electronic principles related to complex multi-component assemblies and devices.
  • Ability to use electrical and electronic test equipment to diagnose and correct equipment and control system problems.
  • Ability to use hand and power tools, rigging, and lifting equipment.
  • Ability to read and interpret electrical drawings, schematics, and blueprints.
  • Comprehensive knowledge of applicable NFPA and National Electrical Code guidelines, rules, and regulations, and OSHA requirements.
  • Good oral and written communication skills and interpersonal skills.
  • Ability to use standard office management systems, including computers, scanners, copiers, printers, word-processing, spreadsheet, database, and industry-based software applications.
  • Ability to lift, carry, and move objects weighing up to 50 pounds regularly, relocate a 12-foot stepladder without assistance, and work at heights up to 60 feet, including climbing and maintaining balance on scaffolds, aerial lifts, catwalks, and ladders.
  • Ability to perform routine and repetitive walking, climbing, lifting, squatting, crawling, kneeling, pushing, pulling, and overhead reaching; use a standard ladder within its weight limit while carrying tools; and follow proper lifting techniques and safety protocols.
  • Must have corrected or uncorrected vision adequate for the work, color vision, and the ability to hear and communicate in English.
  • Ability to recognize when something is wrong or likely to go wrong, apply general rules to specific problems, synthesize information to draw conclusions, see details at close range, and listen to and understand spoken information.

Responsibilities

  • Provide electrical, high-voltage, and substation testing, installation, maintenance, and repair for electrical equipment, systems, and power distribution systems.
  • Test, troubleshoot, repair, overhaul, modify, and maintain complex AC/DC electrical and electronic equipment, including motors, transformers, generators, relays, switching and control panels, voltage regulators, and generator and substation batteries.
  • Perform substation inspections in accordance with applicable compliance regulations.
  • Perform preventive, predictive, and corrective maintenance on electrical equipment, electronic controls, and systems.
  • Troubleshoot and test electrical equipment, circuit breakers, and systems according to applicable procedures and guidelines.
  • Operate electrical power distribution systems up to and including 69 kV.
  • Take infrared images to identify mechanical and electrical problems.
  • Maintain tools and equipment used to test, repair, install, and replace equipment.
  • Install complex electrical and electronic systems on systems up to and including 69 kV.
  • Use personal protective equipment for electrical and other workplace hazards.
  • Coordinate and implement lockout/tagout, arc-flash, and confined-space-entry protocols related to electrical system and equipment maintenance for Operations and other trades and skill crafts.
  • Coordinate and perform maintenance tasks within mixed craft and trade work assignments.
  • Perform housekeeping duties related to electrical equipment and systems repair and maintenance.
  • Use MAXIMO computerized maintenance management system to review assignments and document completed maintenance work.
  • Safely switch and ground related components.
  • Comply with company safety and work policies and applicable OSHA, NFPA, and National Electrical Code requirements.

About the Company

M.C. Dean

Designs and deploys secure mission-critical infrastructure

M.C. Dean designs, builds, operates, and maintains integrated cyber-physical systems for mission-critical facilities, secure environments, and large enterprises. Its work spans electrical power, security, telecommunications, life safety, automation and controls, audio-visual, and IT systems, all coordinated through management platforms that support long-term operation and sustainability. The company works end-to-end: it engineers solutions, installs them, and then runs and maintains them to ensure continuous, secure, and resilient performance. What sets it apart is its ability to provide comprehensive, turnkey technology and infrastructure services for critical environments—combining physical systems with digital management to create secure, automated facilities. The goal is to deliver automated, secure, and resilient power and technology systems and the platforms needed to manage them over the long term.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Tysons, VA
Founded
1949

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