RES

Field Service Technician II - Solar Battery Energy Storage System

Join RES as a Field Service Technician II in Houston, Chicago, Dallas, Atlanta, or Denver. Support solar battery energy storage systems with maintenance and troubleshooting. Benefit from comprehensive health coverage from day one and a 401(k) match. Travel frequently and work in a safety-focused, inclusive environment.
RES
RES
On-site Full time USD 28–35 hourly UTC-06:00 — UTC-05:00

RES

Company Overview

Renewable Energy Systems (RES)

Hertfordshire, United Kingdom

1981

Approximately 2,500 employees globally (source: linkedin.com). No publicly disclosed revenue figures for 2023.

What They Do

RES focuses on a diverse range of renewable energy technologies, including wind (both onshore and offshore), solar photovoltaic (PV), battery energy storage systems (BESS), and green hydrogen solutions. The company provides comprehensive services that span the entire lifecycle of renewable energy projects, from initial development and engineering to construction, operations and maintenance (O&M), asset management, and financing. Their expertise allows them to deliver utility-scale projects that meet the growing demand for sustainable energy solutions across various markets, including utilities, corporates, and governments (source: res-group.com).

Projects & Track Record

RES has an impressive portfolio of completed projects, including the 278MW King Mountain Wind Farm in Texas, which was completed in 2001 and was the world's largest at the time. Other notable projects include the 90MW Inner Dowsing offshore wind farm in the UK and the 270MW Lincs offshore wind farm, both of which have contributed to RES's reputation as a leader in the renewable energy sector. The company has also developed significant solar projects, such as the 30MW Webberville solar park in Texas, showcasing its versatility in renewable energy solutions (source: res-group.com).

Recent Developments

In recent years, RES has made significant strides in expanding its project portfolio and capabilities. In 2024, the company secured a Generation License for the 70MW Elmacık Wind Power Plant in Turkey and advanced the development approval for the Tarong West Wind Farm in Queensland, Australia, which is set to provide power for approximately 230,000 homes. Additionally, RES has partnered with Octopus Energy on a £3 billion investment in green hydrogen in the UK, further solidifying its commitment to innovative renewable energy solutions (source: keyfactsenergy.com).

Working There

RES offers a variety of roles across multiple departments, including development, engineering, construction, operations and maintenance, asset management, finance, and legal services. The company emphasizes a collaborative culture, with a commitment to diversity and inclusion, and provides a stimulating work environment for its employees. The global headquarters in Kings Langley, UK, features modern facilities designed to support employee well-being, such as bike racks and showers, promoting a healthy work-life balance (source: res-group.com).


Last updated on Feb 23, 2026 | Report an issue

At RES, we champion a workplace that values respect and inclusion, providing everyone the opportunity to thrive. We appreciate your unique contributions and perspectives, enhancing our culture of collaboration and care.

Summary

The Field Service Technician II - Solar Battery Energy Storage System will be integral in supporting senior technicians with the operation and maintenance of large-scale solar facilities. Your role will include executing preventative and corrective maintenance on crucial assets such as solar panels, trackers, and power inverters, directly contributing to the success of impactful renewable energy projects.

Responsibilities

  • Follow direction from senior site personnel and set a positive example for junior technicians.
  • Troubleshoot low voltage DC and low/medium voltage AC power systems.
  • Perform preventative maintenance on AC and DC power systems to maximize performance.
  • Effectively use hand and electrical tools while ensuring a safe work environment.
  • Utilize a computerized maintenance management system (CMMS) for tracking and reporting.
  • Efficiently manage inventory of spare parts and consumables.
  • Adhere to site safety protocols and execute proper Lock-out/Tag-out (LOTO) procedures.
  • Engage professionally with project stakeholders and subcontractors.
  • Represent the company with integrity while driving company vehicles in compliance with laws and policies.
  • Maintain regular attendance and punctuality in accordance with company expectations.
  • Uphold the Employee Handbook, Code of Conduct, and Company Policies & Procedures.
  • Foster a safety and quality-oriented mindset among the team.

Safety

  • Comply with safety and security protocols while assessing the best course of action.
  • Prioritize safety in all work aspects and reinforce compliance among team members.
  • Identify and report unsafe conditions and practices, ensuring proper material and equipment usage.
  • Conduct Job Hazard Analysis (JHA) before beginning work tasks.
  • Receive specific training before job assignments to maintain robust safety standards.

Qualifications

  • High school diploma/GED required; Associate's degree in a related technical field preferred.
  • OSHA 10/30 certification is advantageous.
  • FAA Part 107 Drone Pilot certification is preferred.
  • 3+ years of maintenance experience in relevant fields required.
  • Basic knowledge of high voltage electrical power systems and components.
  • Intermediate skills in Microsoft Office software (Word, Excel, Outlook, etc.) and the ability to interpret technical drawings.
  • Strong understanding of electrical theory, OSHA regulations, job hazard analysis, and equipment operation (skid-steer, forklift, etc.).
  • Effective use of electrical tools such as multimeters and IR cameras is essential.
  • Geographical flexibility is necessary, residing within a 60-mile radius of major airports such as Denver, Houston, Dallas, Chicago, or Atlanta.
  • Willingness to travel domestically 76-100% of the time is required.
  • A valid Driver's License is a must.

Compensation

The anticipated base salary range is $28.09 - $35.11, with final compensation dependent on education, qualifications, experience, and work location.

Benefits

  • Comprehensive Medical, Dental, and Vision coverage starting Day 1.
  • Health Savings Account with employer contribution.
  • Flexible Spending Accounts available.
  • Life insurance options included.
  • Short and Long-term Disability coverage offered.
  • 401(k) plan with 6% company match.
  • 2 weeks of Paid Time Off (PTO), Sick days, and 10 Paid Holidays.
  • Paid Parental Leave policy.
  • Employee Referral Bonus program benefits.

Physical Requirements

The physical demands may vary based on job assignments. Reasonable accommodations will be made for individuals with disabilities. Tasks may include lifting, carrying, and frequent movement throughout the workday.

We maintain a drug-free workplace and candidates will be required to pass a pre-employment background investigation and drug test as part of the employment condition.

RES is an equal opportunity employer committed to diversity and inclusion. We prohibit discrimination and harassment based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by law.

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About the role

April 6, 2026

Full time

Company

April 6, 2026

On-site

USD 28–35 hourly

Solar Energy , Energy Storage

RES

res-group.com

  •  Houston, Texas, United States
  •  Chicago, United States
  •  Dallas, Texas, United States
  •  Atlanta, Georgia, United States
  •  Denver, Colorado, United States

3+ years of maintenance experience

UTC-06:00 — UTC-05:00