Electrical Assistant Supervisor

Riot Platforms Inc; Corsicana (TX); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

401(k) retirement plan

Company health coverage

Paid time off

Gym memberships

Pet insurance

Childcare discounts

Employee assistance program

Job summary

Riot Platforms Inc. is hiring an Electrical Assistant Supervisor to support daily electrical maintenance at a mission-critical data center. You will mentor Tier 1–3 technicians, perform hands-on maintenance on generators, UPS, switchgear, transformers, and PDUs, and manage safety and CMMS records.

The role enforces NFPA 70E/70B, LOTO, and safety protocols, oversees contractors, and directs shift operations when the main supervisor is offsite. Strong leadership and communication are essential.

Qualifications

• Completion of an electrical apprenticeship, an associate degree in an electrical trade, or equivalent practical experience.
• At least 4 years of commercial or industrial electrical maintenance experience, including at least 1 year serving as a lead technician or crew chief.
• Solid understanding of electrical power distribution equipment, including switchgear, generators, transfer switches, and UPS systems.
• Demonstrated ability to read and interpret electrical one-line diagrams, schematics, and technical manuals.
• Strong practical knowledge of electrical safety rules, arc-flash hazards, and lockout/tagout procedures.
• Clear communication skills and the ability to coordinate tasks smoothly across maintenance and operations teams.

Responsibilities

• Assign daily work, review shift schedules, and prioritize open work orders for the electrical team.
• Perform maintenance, inspections, and troubleshooting on critical power systems, including backup generators, UPS systems, switchgear, transformers, and PDUs.
• Review methods of procedure (MOPs) and safety checklists before work begins.
• Lead daily pre-job safety briefings. Enforce LOTO protocols and NFPA 70E standards.
• Escort and monitor outside contractors and vendors performing specialized service or testing.
• Keep accurate records of completed tasks, equipment run hours, and spare parts in the CMMS.
• Train and mentor junior technicians on maintenance tasks and safe work habits.
• Respond to power alarms and system interruptions during shifts and on-call rotations.

Skills

Electrical maintenance

Leadership

Safety standards

Reading diagrams

Education

Electrical apprenticeship

Associate degree in electrical trade

Tools

CMMS software

Electrical test equipment

Job description

Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and buildingdigital infrastructure.Riot’s mission is to empower the future of digital infrastructure by positivelyimpactingthe sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful outcomes.

Key attributes we're looking for

At Riot,we’rebuilding the future of digital infrastructure. Our team members have unparalleled opportunities to work on groundbreaking initiatives. Through technical excellence and strategicexecution, Riot has positioned itself as a leader in the industry driving advancements that continue to set new benchmarks in digital infrastructure.

Weare trailblazers. Problem solvers. People who thrive in fast pacedenvironments,communicate clearly, and bring relentless focus to efficiency and execution.

About this role

The Electrical Assistant Supervisor supports the Electrical Maintenance Supervisor in directing daily electrical maintenance at a mission-critical data center. This role leads and mentors Tier 1–3 technicians, performs hands-on maintenance and troubleshooting of critical power systems such as generators, UPS, switchgear, transformers, and PDUs, and serves as the first point of escalation for complex issues. The Assistant Supervisor enforces LOTO, arc flash, and NFPA 70E and NFPA 70B safety standards, oversees contractors, maintains CMMS records, responds to power alarms and emergencies, and directs shift operations when the primary supervisor is offsite.

What you’ll be doing

• Assign daily work, review shift schedules, and prioritize open work orders for the electrical team. Run shift operations when the primary supervisor is offsite.
• Perform maintenance, inspections, and troubleshooting on critical power systems, including backup generators, UPS systems, switchgear, transformers, and PDUs.
• Review methods of procedure (MOPs) and safety checklists before work begins. Confirm switching steps are clear, risks are identified, and backup power paths are verified.
• Lead daily pre-job safety briefings. Enforce LOTO protocols and NFPA 70E standards, and make sure the crew consistently wears proper arc-flash protection and PPE.
• Escort and monitor outside contractors and vendors performing specialized service or testing. Verify their work meets quality standards and facility rules.
• Keep accurate records of completed tasks, equipment run hours, and spare parts in the CMMS. Make sure inspection logs and test reports are properly filed.
• Train and mentor junior technicians on maintenance tasks, diagnostic tools, and safe work habits through consistent day-to-day coaching.
• Respond immediately to power alarms and system interruptions during shifts and on-call rotations. Assist with emergency recovery to protect the critical data center load.
• Other duties may be assigned.

What you’ll have

• Completion of an electrical apprenticeship, an associate degree in an electrical trade, or equivalent practical experience.
• At least 4 years of commercial or industrial electrical maintenance experience, including at least 1 year serving as a lead technician or crew chief.
• Solid understanding of electrical power distribution equipment, including switchgear, generators, transfer switches, and UPS systems.
• Demonstrated ability to read and interpret electrical one-line diagrams, schematics, and technical manuals.
• Strong practical knowledge of electrical safety rules, arc-flash hazards, and lockout/tagout procedures.
• Clear communication skills and the ability to coordinate tasks smoothly across maintenance and operations teams.

Physicalrequirementsand work environment

• Ability to stand, walk, and perform repetitive tasks for extended periods
• Ability to lift and move equipment as needed (50 pounds)
• Ability to workonsitein amining ordata center environment (heat, noise, etc.)
• Exposure to high noise levels and varying temperatures

Safety Requirements

• PPE & Compliance: Strictly adhere to all site safety protocols and wearrequired Personal Protective Equipment (PPE) at all times(e.g., safety glasses, hearing protection, steel-toed boots).
• Hazard Awareness: Proactively identify, report, and mitigate potential workplace hazards or unsafe conditions.
• Standards: Maintain compliance with OSHA regulations and internal safety training.
• Organization: Keep all work areas clean and free of obstructions to prevent workplace accidents.

Compensation and Benefits

• Salarycommensurate with experience.
• 401(k) retirement plan: Incudes a generous company match.
• Comprehensive health coverage: Multiple medical plan options, including 100% company-paid plans, HAS & FSA.
• Work-life balance: Paid time off, sick time and floating holidays.
• Wellness & lifestyle perks: Enjoy free gym memberships, pet insurance, childcare discounts, employee assistance program, and more to support your life both in and out of work.

Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.