BESS-Feldtechniker (m/w/d)

Job Description

The PPM BESS Field Technician supports the safe, reliable, and efficient operation and maintenance of utility-scale Battery Energy Storage System (BESS) facilities and associated balance-of-plant equipment. The Technician performs preventive and corrective maintenance, inspections, troubleshooting, repairs, testing, alarm and event review, and maintenance documentation across electrical, controls, communications/SCADA, auxiliary, and mechanical systems.

The position may be filled at different experience levels based on demonstrated competency, technical knowledge, electrical qualifications, and ability to work independently. Work involving energized equipment, medium-voltage systems, or switching may only be performed by personnel who are specifically trained, qualified, and authorized.

Essential Duties and Responsibilities

• Perform work in accordance with OSHA requirements, NFPA 70E principles, applicable regulations, and Strata safety policies and procedures.
• Participate in effective job briefings, identify and communicate hazards, use required PPE, and exercise stop-work responsibility when unsafe conditions exist.
• Apply Lockout/Tagout, electrical isolation, and energized-work controls within the limits of individual training, qualification, and authorization.
• Perform scheduled and unscheduled preventive and corrective maintenance on BESS equipment and associated balance-of-plant systems.
• Inspect, maintain, troubleshoot, and support repair of battery systems, Power Conversion Systems, switchgear, transformers, auxiliary AC and DC systems, HVAC, fire detection and suppression interfaces, controls, protection systems, SCADA, networking, and communications equipment.
• Review alarms, event records, operating trends, and equipment status to identify abnormal conditions, isolate faults, and support safe restoration.
• Troubleshoot electrical, mechanical, controls, communications, and balance-of-plant issues using OEM diagnostic tools, technical documentation, monitoring systems, and electrical test equipment.
• Interpret single-line diagrams, schematics, wiring and control drawings, procedures, and OEM manuals to support maintenance and safe work planning.
• Use appropriate tools and test equipment, including multimeters, insulation-resistance testers, low-resistance ohmmeters, clamp meters, and thermal-imaging equipment.
• Verify repairs and document as-found and as-left equipment conditions before returning equipment to service.
• Write and perform switching orders when qualified and authorized under Strata's switching program to establish electrical isolation boundaries and support safe restoration.
• Support commissioning, recommissioning, functional testing, point-to-point verification, system modifications, and punch-list resolution.
• Coordinate maintenance and troubleshooting activities with supervisors, Remote Operations, engineering, OEMs, vendors, contractors, utilities, and other support personnel.
• Support vendor and contractor field activities, including work-area coordination, safety alignment, scope verification, and collection of service and closeout documentation.
• Maintain accurate and timely CMMS records, including work orders, inspection results, test records, photographs, material usage, corrective actions, and equipment status.
• Collect technical information required for warranty claims, engineering review, recurring-failure analysis, and contractual reporting.
• Maintain assigned tools, test equipment, spare parts, materials, and company property in serviceable condition.
• Provide task guidance and technical support to less-experienced technicians or contractors when assigned and qualified.
• Support emergency response and Emergency Action Plan activities within assigned training and responsibilities.
• Maintain site readiness, equipment-area cleanliness, and housekeeping.
• Participate in on-call coverage and travel to other operating facilities as required.
• Perform other duties as assigned.

Environmental Responsibilities

• Participate in environmental compliance programs, inspections, and administrative recordkeeping.
• Support and maintaining compliance with Resource Conservation and Recovery Act (RCRA) and Department of Transportation (DOT) regulations.
• Assist with environmental incident response and mitigation activities as required.

Education and/or Work Experience Requirements

• High School Diploma, GED, or equivalent.
• Four (4) or more years of experience in utility-scale PV, BESS sites (balance-of-plant/controls/communications), substations, or equivalent industrial electrical/power systems with directly transferable skills.
• Strong knowledge of OSHA requirements, NFPA 70E principles, NESC awareness, and MV safety practices applicable to the work scope.
• Valid driver's license.
• Working knowledge of AC/DC electrical theory, three-phase power systems, and energy storage system fundamentals appropriate to the role.
• Ability to read and understand electrical drawings/schematics and OEM manuals.
• Proficiency with test equipment and tools used in electrical maintenance (multimeters, insulation testers, IR camera/thermography tools, etc.).
• Proficiency with CMMS platforms, maintenance reporting tools, and ability to learn additional software/platforms as required.
• Strong communication and interpersonal skills; ability to coordinate with technicians, supervisors, vendors, subcontractors, and support teams.

Physical Requirements/Work Environment

• Must be able to work in an outdoor environment for extended periods of time.
• Must have the ability to travel for extended duration to remote project sites.
• Must be able to stoop, kneel or bend.
• Must be able to lift, push or pull 50 lbs. overhead repeatedly.
• 20/40 vision in each eye, with or without correction and ability to distinguish colors.
• Ability to wear full complement of Personal Protective Equipment (PPE
• Must have the ability to travel, work on-call during off-shift hours and weekends.