Copy of Electrical Assistant Supervisor

Riot Platforms, Inc.; Rockdale (TX); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

401(k) retirement plan with company-mq

Company-paid health coverage

Paid time off and floating holidays

Gym memberships

Pet insurance

Childcare discounts

Employee assistance program

Job summary

Riot Platforms, Inc. is seeking an Electrical Assistant Supervisor to support the Electrical Maintenance Supervisor in directing daily electrical maintenance at a mission-critical data center.

You will mentor Tier 1–3 technicians, perform hands-on maintenance of generators, UPS, switchgear, transformers, and PDUs, and respond to power alarms while enforcing LOTO, arc flash, NFPA 70E and NFPA 70B standards. This role oversees contractors and CMMS records onsite.

Qualifications

• Formal electrical training or apprenticeship and hands-on maintenance experience.
• Minimum 4 years in commercial/industrial electrical maintenance with leadership exposure.
• Strong knowledge of power distribution equipment and safety standards (arc flash, LOTO, NFPA 70E/B).
• Experience reading electrical diagrams and manuals with good communication skills.

Responsibilities

• Assign daily work and prioritize open work orders; run shift operations when supervisor is offsite.
• Perform maintenance and troubleshooting on generators, UPS, switchgear, transformers, and PDUs.
• Review MOPs and safety checklists; verify switching steps and backup power paths.
• Lead daily pre-job safety briefings; enforce arc flash PPE and LOTO protocols.

Skills

Electrical maintenance

Leadership

Safety compliance

Troubleshooting

Education

Electrical apprenticeship

Associate degree in electrical trade

Tools

CMMS

One-line diagrams

Electrical schematics

Job description

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.