Senior Field Service Technician IV – Solar

New Energy Equity•Wilmington, DE

3d•$75,000 - $120,000•Onsite

About The Position

Energy Support Services is hiring a Senior Field Service Technician to serve as the regional technical authority for solar and energy storage systems in and around Wilmington, Delaware. This is an in-person, outdoor position on solar sites; applicants must live within commuting distance of Wilmington. The role is the top level of the field technical ladder and combines advanced electrical work, regional safety authority, permitting, vendor coordination, and technician development. Solar experience is not required when candidates bring the required electrical license and medium-voltage judgment; the company provides training in PV architecture, commissioning, diagnostics, and related certifications. The technician coordinates complex preventive and corrective maintenance, troubleshooting, commissioning, and quality audits on solar PV systems and associated equipment. They work independently in medium-voltage 34,500VAC and 1500VDC environments, manage electrical permitting and compliance, and serve as the Regional Approval Authority for personal LOTO and switching plans. The role also involves supervising or reviewing regional field work, mentoring technicians, partnering with management to improve site performance, managing third-party vendor work and warranty claims, and maintaining accurate CMMS documentation. The position offers an annual compensation range of $75,000–$120,000, including base pay and potential incentive target opportunity. Benefits include company-provided tools, a company truck and fuel, PPE and flame-resistant clothing, medical, dental and vision coverage, a 401(k) match, accrued PTO, paid holidays, paid parental leave, company-paid life and AD&D insurance, certification costs, and tuition reimbursement.

Requirements

Active Delaware Master Electrician license, or active Maryland Master Electrician license with at least five years of experience; Delaware license conversion must be complete before the start date.
At least five years of senior-level field experience in solar PV, commercial or industrial electrical work, utility or generation, or industrial plant electrical work, including hands-on medium-voltage switching, grounding, and protection.
Master-level command of electrical theory and principles and the ability to apply them to commercial and utility-scale configurations.
Demonstrated ability to work safely and independently in 34,500VAC and 1500VDC conditions.
High proficiency with specialized electrical test equipment and advanced diagnostic tools.
Strong troubleshooting, analytical, and root-cause problem-solving skills.
Advanced ability to read, interpret, and redline complex electrical schematics and engineering drawings.
Experience owning electrical permitting end to end, working with AHJs and inspectors, and applying the NEC and state codes to approve LOTO and switching plans.
Track record of mentoring field teams and managing vendor relationships.
Excellent interpersonal, verbal, and written communication skills.
Valid driver’s license and clean driving record meeting the ESS fleet insurance standard.
Must be authorized to work for any U.S. employer; employment visa sponsorship is unavailable.
Must be able to drive safely; stand for extended periods; walk up to three miles per day; navigate ladders, stairs, scaffolding, and ramps while maintaining three points of contact; meet the stated visual requirements; work in extreme heat or cold for more than one hour; and exert up to 50 pounds occasionally, 30 pounds frequently, and 10 pounds constantly.

Nice To Haves

Solar PV operations and maintenance experience.
Commissioning and quality assurance audit experience on renewable assets.
OSHA 30, NFPA 70E/70B, and FAA Part 107 certifications; the company will provide and pay for training and certification.

Responsibilities

Champion operational excellence and event-free operations across regional work.
Serve as Regional Approval Authority for Personal Lockout/Tagout and switch-plan LOTO procedures; review and approve all plans before work begins and stop work when a plan is not appropriate.
Ensure compliance with applicable state Authorities Having Jurisdiction, electrical codes, safety regulations, and company standards.
Review, submit, and manage electrical permits in accordance with state regulations, and close out permits without failed inspections or code citations.
Perform and coordinate complex preventive and corrective maintenance and troubleshooting on solar PV modules, inverters, combiner boxes, medium-voltage equipment, and associated electrical components.
Perform commissioning and quality assurance audits for new and existing solar electric systems.
Work safely and independently in medium-voltage 34,500VAC and 1500VDC environments.
Develop corrective action plans for complex electrical faults, including grounding issues, wiring problems, and equipment malfunctions.
Supervise or review regional field work and mentor junior technicians on electrical maintenance, technical procedures, and safety protocols.
Partner with the O&M Manager to optimize site performance, increase production, and identify operational efficiencies.
Work with the Regional Manager and third-party vendors on installation, commissioning, testing, troubleshooting, and warranty maintenance; ensure vendors meet scope, schedule, and warranty terms.
Manage complex, high-priority, or unusual projects as part of premium client service.
Provide feedback and recommendations on technician training, safety plans, standard operating procedures, and O&M and commissioning processes.
Coordinate field repairs and warranty claims with internal teams and third-party vendors, and file claims on time.
Record faults, site deficiencies, and unusual occurrences, and accurately track time, materials, and travel expenses in the CMMS.

Benefits

Company-provided tools and equipment, company truck, fuel/credit card, and vehicle maintenance card.
Up to an 8% annual performance bonus.
Company-provided PPE and flame-resistant clothing at no cost.
Medical, dental, and vision insurance; the company pays 80% of health insurance premiums.
401(k) with up to a 7.5% company match.
Accrued PTO: 120 hours annually for years 0–2, 160 hours for years 3–9, and 200 hours for 10 or more years.
11 paid holidays.
Eight weeks of paid parental leave.
Company-paid life and AD&D insurance at one times annual salary.
Company-paid certifications, including OSHA 10/30, NFPA 70E/70B, FAA Part 107, and internal O&M courses.
Tuition reimbursement up to $10,000 per year for approved programs.
Health Savings Account and Flexible Spending Account.
Disability insurance.
Voluntary benefits.
Paid absences.