System Test Engineer (BESS)(Onsite)

Voltage; Timberlake (NC); On-site; USD 70,000 - 90,000; Full time

Job summary

Voltage is looking for a hands-on Test Engineer in Timberlake, NC, to support testing, commissioning, and validation of Battery Energy Storage Systems (BESS) and microgrid solutions. The role requires 4-6 years of relevant experience, strong electrical troubleshooting skills, and the ability to work on-site. Ideal candidates will have a Bachelor's degree in Electrical Engineering and familiarity with testing equipment. This position is 100% onsite and offers a collaborative work environment.

Qualifications

• 4-6+ years of experience in system testing, commissioning, or field service.
• Ability to work independently in field environments.
• Familiarity with basic test equipment and electrical diagnostics.

Responsibilities

• Design and execute system-level testing of BESS and microgrid systems.
• Support system commissioning, startup, and on-site validation activities.
• Build and configure test setups, including wiring and instrumentation.

Skills

Electrical troubleshooting skills

Hands-on experience with electrical systems

System testing and commissioning

Strong troubleshooting skills in hardware

Education

Bachelor’s degree in Electrical Engineering or related field

Tools

Multimeters

Oscilloscopes

Power supplies

Load banks

Job description

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This role is 100% onsite at our facility in Timberlake, NC

About the Role

Voltage Energy Storage is seeking a hands‑on Test Engineer to support the testing, commissioning, and field validation of Battery Energy Storage Systems (BESS) and microgrid solutions.

This role is execution‑focused, requiring strong electrical troubleshooting skills and the ability to work directly with hardware in lab and field environments. The ideal candidate is self‑motivated, detail‑oriented, and comfortable working on‑site to bring systems from installation to operational readiness.

What You’ll Do

• Design and execute system‑level testing of BESS and microgrid systems, including functional, performance, and safety validation
• Support system commissioning, startup, and on‑site validation activities
• Perform hands‑on testing and system bring‑up for integrated systems (inverters, batteries, EMS)

Test Setup & Field Execution

• Build and configure test setups, including wiring, instrumentation, and data collection
• Work with electrical systems in a safe and controlled manner
• Operate test equipment such as multimeters, oscilloscopes, power supplies, and load banks
• Diagnose system issues during testing and field operation
• Perform root cause analysis and support resolution with engineering teams
• Track issues and ensure proper documentation and closure

Compliance & Support

• Support testing related to UL, IEC, and NEC requirements
• Coordinate with external labs and certification activities as needed
• Ensure systems meet applicable safety and regulatory standards

Cross‑Functional Collaboration

• Work closely with electrical, mechanical, and controls engineers
• Collaborate with global teams on testing execution and feedback
• Provide real‑world input to improve system design and reliability
• Contribute to improving testing processes and field execution efficiency
• Capture lessons learned from field testing and deployments
• Support development of practical testing guidelines and documentation

What We’re Looking For

• Bachelor’s degree in Electrical Engineering, or a related field
• 4-6+ years of experience in system testing, commissioning, or field service
• Hands‑on experience working with electrical systems
• Strong troubleshooting skills in hardware and integrated systems
• Familiarity with basic test equipment and electrical diagnostics
• Ability to work independently in field environments
• Applicants must be authorized to work for any employer in the U.S. The Company will not sponsor or take over sponsorship of any employment visa, including without limitation, H-1B, O-1, E-3, TN status or I-485 job portability or similar immigration processes

Preferred Qualifications

• Experience with BESS, solar PV, or industrial power systems
• Familiarity with UL Standards, IEC standards, and NEC codes
• Experience with commissioning or deploying containerized systems
• OSHA safety training or electrical safety certification
• Experience working in cross‑functional or international teams
• Ability to sit, stand, and work at a computer for extended periods.
• Occasional traveling to customer sites and events (traveling up to 25%). Must have a valid driver’s license with a clean driving record.
• Ability to handle multiple priorities in a fast‑paced, deadline‑driven environment.

Additional Information

We are an Equal Opportunity Employer and celebrate diversity, fostering an inclusive workplace where all employees thrive.