Installs, commissions, tests, and maintains protective relays, transmission and distribution control systems, RTUs, telecom equipment, and digital fault recorders. Performs functional testing for high-voltage substations and associated equipment, completes upgrades, interprets electrical and communications diagrams, prepares regulatory test reports, and supports project scoping, scheduling, budgeting, and team management. The role requires extensive travel, field work, driving, physical activity, overtime, and compliance with safety and drug-testing requirements.
OverviewShermco Industries is seeking a Relay Tech/ Transmission or Distribution II-IV.
Protection and Controls (P&C) TechnicianWhy Shermco:
- Industry leading overtime program - rate structure which pays lucratively
- Robust benefits package for employees and family which includes dental, vision, disability insurance, and medical insurance as low as $1 per week
- Retirement and savings programs with company match (401k and health savings account)
- Eligibility for annual performance and pay reviews
- Eligibility for various bonus / incentive programs
- Shermco invests in employees by offering technical training (full scale internal workforce development program) and leadership training and career tracks
- Tuition reimbursement program
- Installation, commissioning, testing, and maintenance of protective relay equipment, powerline carrier equipment, digital fault recorders (DFR’s), remote terminal units (RTU’s), and communication processors.
- Functional testing for protection and control circuitry associated with transmission lines, HV bus, transformer, circuit breaker, feeder, reactors, and capacitor banks.
- RTU and telecom upgrades for various clients
- Experienced with SEL microprocessor relays such as 311C, 311L, 387, 411L, 421, 487B, 487E, 487V, 587, 587Z, and 787.
- Desired experienced with GE microprocessor relays such as C30, D60, F35, L90, T35 and T60.
- Required experienced with various RTU’s and communication processors such as GE, Telvent, SEL, Cooper, and Novatech.
- Accurately reviewing, documenting, and submitting test reports used for client reporting and regulatory purposes.
- Interpret one line, three line, wiring, schematic diagrams, communication configurations with ability to recognize and bring attention to discrepancies.
- Accurately completes time and expense reports along with maintaining good condition of assigned company vehicle.
- Ideal candidate will have 5+ years experience in the electrical testing industry with a focus working with protection and control equipment, RTU’s, and telecom with HV utility, co-op, power generation, federal, or municipal clients.
- Bachelor of Science in Engineering or Technology in similar discipline, or Technical school diploma, or military experience in either Army Prime Power or Navy Nuclear electrical program.
- Experience with transmission and distribution relays to include SEL, GE, ABB, and Westinghouse.
- Experience with substation RTU’s, communication processors, and telecom equipment for both brownfield and greenfield projects.
- Experienced with scoping, scheduling, and budgeting process for protection and control, RTU, and telecom projects for both internal and external entities.
- Experience with project management of protection and control teams working in HV substations for utility clients.
- Familiar with NERC CIP requirements.
- Must be able to lift up to 50 pounds, climb ladders, stand for extended periods, drive regularly, with or without reasonable accommodations
- Should be able to pass a fit for duty physical exam when required
- Pass pre-employment drug test, and periodic unannounced drug tests
- Must be able to pass a pre-employment background check with 7 year history
- Have a valid drivers license and meet minimum motor vehicle insurability standards
- Take and pass 30 hour OSHA training
- Ability to work in a field environment subject to changing outdoor conditions
- Work overtime as needed and willingness to travel extensively to client work locations
- Must be able to read, write, and speak English fluently.
Shermco Industries Centennial, Colorado, USA Office
Centennial, United States, 80111
Similar Jobs
Digital Media • Gaming • Software • Esports • Automation
Supports the North American marketing compliance function by reviewing advertising assets, maintaining disclaimers and regulatory records, coordinating approval processes, monitoring campaign flight dates, assisting audits, consulting with internal teams and agencies, and updating state and provincial marketing guides. The role helps ensure customer-facing materials comply with gaming regulations and improves internal compliance procedures and documentation.
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
The role involves designing and leading the development of focal plane subsystems for space applications, overseeing project execution, and collaborating with technical teams.
Top Skills:
Electro-Optical SystemsMechanical PackagingThermal Management
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Perform polymerics work including handling, mixing, and freezing epoxies and solvents; apply staking compounds, conformal coat, and Humiseal to electronic assemblies; operate automated mixing/dispensing/measuring equipment; collect and record process data; maintain lab cleanliness and inventory; ensure compliance with standards and assist with other polymerics duties as needed. On-site, five days per week.
Top Skills:
Automated Mixing EquipmentCleanroomConformal CoatingDispensing EquipmentEpoxiesHumisealMeasuring EquipmentStaking Compounds
What you need to know about the Colorado Tech Scene
With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.
Key Facts About Colorado Tech
- Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
- Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
- Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
- Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
- Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute


