About the role
📍 Location:
Weatherford, TX
🕒
Full-Time | Guaranteed 40 Hours per Week
Position Overview
We are seeking a highly capable O&M Lead Technician to serve as the primary on-site Operator representative for large battery energy storage facilities consisting of BESS, medium-voltage transformers, a main power transformer, and associated substation equipment.
This role is not a rotating project assignment. This is the designated field lead responsible for executing the contractual Operations & Maintenance obligations under long-term O&M Agreements.
The technician will operate with significant autonomy and professional accountability, performing preventative and corrective maintenance, responding to system events and emergencies, managing spare parts inventory, supporting NERC-related operational requirements, maintaining compliance with HSSE standards, and producing detailed operational reporting.
This position is best suited for a disciplined, high-trust technician who understands utility-scale power infrastructure, high-voltage environments, and the operational expectations of grid-connected assets.
Core Responsibilities
1. Preventative & Corrective Maintenance
Execute Preventative Maintenance Services in accordance with the Annual Maintenance Service Plan
Perform corrective maintenance on Covered Equipment, including:
Tier 1 BESS equipment
Medium-voltage transformers
Main power transformer
Switchgear and protection systems
Communication and telemetry equipment
Maintain system condition consistent with Prudent Industry Practices and OEM requirements
2. Emergency & System Event Response
Respond to site Emergencies and System Events within contractual response time requirements
Immediately mitigate safety or equipment risks
Support emergency corrective actions to prevent material loss or system capacity impact
Provide detailed written event notifications and follow-up reports within required timeframes
3. Substation & High-Voltage Operations
Perform switching activities in accordance with approved procedures
Support medium-voltage and substation interface troubleshooting
Assist with outages, breaker operations, and coordination with the utility (Oncor)
Maintain awareness of interconnection and grid compliance obligations
4. NERC / Operational Compliance Support
Support Generator Operator (GOP) functions as applicable
Maintain operational logs and event documentation
Ensure work aligns with NERC Reliability Standards where required
Assist with compliance audits and documentation retention
5. Metering, Telemetry & Monitoring
Support meter testing and calibration coordination
Maintain telemetry and communications functionality
Troubleshoot communications failures and restore within required timeframes
6. Spare Parts & Inventory Management
Act as on-site custodian of Spare Parts inventory
Track serialized and non-serialized parts
Maintain minimum inventory levels
Coordinate procurement with Customer
Ensure accurate monthly inventory reporting
7. Reporting & Documentation
Produce clear, detailed service reports and maintenance logs
Contribute to Monthly and Annual operational reporting
Document outages, forced events, lost production, and corrective actions
Maintain digital records in alignment with contractual reporting requirements
Support warranty and insurance claim documentation
8. Safety & HSSE Compliance
Follow LOTO and energized work protocols
Comply with HSSE requirements and site safety standards
Maintain safe handling and disposal of oils, lubricants, and hazardous materials
Participate in safety training and audits
Required Qualifications
3+ years hands-on electrical experience in one or more of the following:
Utility-scale power generation
Substation operations
High-voltage or medium-voltage environments
Battery energy storage systems
Industrial power systems
Demonstrated troubleshooting capability in power systems
Experience working with MV (5kV–35kV) systems
Ability to read single-line diagrams, protection schematics, and OEM manuals
Working knowledge of safe switching practices
Valid driver’s license
Ability to work outdoors in industrial environments
Strongly Preferred
Substation high-voltage experience
Prior utility-scale BESS experience
Familiarity with transformer diagnostics and breaker testing
NERC familiarity or Generator Operator exposure
NFPA 70E certification
State electrical license or formal electrical training
OEM certifications helpful, but not necessary
Compensation & Benefits
Guaranteed 40 hours per week
Competitive hourly pay
Overtime eligibility and potential
Vehicle or vehicle allowance
Medical, dental, and vision coverage
PTO
Paid training and certifications
Long-term stability under multi-year O&M contract
Clean Energy Services (CES) provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, CES complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
CES expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.
To the extent permitted by law, employees are subject to periodic random drug testing, and post-accident and reasonable suspicion drug and alcohol testing.
Clean Energy Services (CES) was founded on four core values: Safety, Quality, Trust, and Efficiency.
We are looking for motivated individuals who want to grow with our company and contribute to our culture of excellence. Because CES supports projects across multiple regions, this role is designed for people who are comfortable working at locations outside their home area and who enjoy traveling to new sites as part of their regular schedule. Our Expectations
Safety
Safety is everyone’s responsibility. All employees are expected to actively
participate
in CES’s safety programs, speak up about safe/unsafe conditions, and always report incidents—no matter how minor. Every employee has both the right and the obligation to stop any work they believe is unsafe or unclear.
Professionalism & Client Interaction:
As a member of our field team, you are often the first point of contact with our clients.
We expect professionalism, positivity, and strong representation of CES
at all times.
If you see opportunities to improve our work processes, we want you to raise them.
Teamwork & Work Ethic:
- Project work requires attention to detail, thoughtful planning, and full participation from everyone on site. No one should remain idle when others are working. We expect employees to properly care for and
- maintain
- their equipment and to use downtime for maintenance or other improvement work. What Employees Can Expect from CES
Fair treatment and growth opportunities. We invest in people who want long-term careers with CES and provide clear paths for advancement.
Annual performance bonuses based on results and tenure.
Spot bonuses recognizing exceptional safety practices and job performance throughout the year.