Senior Field Service Technician — Long Island, NY

Job overview

The Senior Field Service Technician role is onsite in Long Island, NY, with training at Mainspring Energy headquarters in Menlo Park, CA. The listed pay range is $35–$50 per hour, adjusted for local market conditions and experience. Mainspring develops fuel-flexible, low-emissions local power solutions. The technician performs planned and reactive service on deployed generators to maintain uptime, availability, and performance at customer sites. The work includes mechanical repairs and maintenance, inspections, documentation, and collaboration with engineers; the role also includes scheduled rotational on-call shifts and regional travel.

What you'll do

• Repair and maintain generator components and assemblies using procedures and checklists
• collaborate with engineers on repairs and redesigns
• inspect deployed units and document condition information for troubleshooting
• participate in rotational on-call shifts according to the written schedule.

What we're looking for

Skills & competencies

senior field service technician

long island ny

mainspring energy

generator maintenance

mechanical repair

field service

customer sites

precision measurement

rotational on-call

regional travel

$35–$50/hr

full benefits

401(k)

pre-ipo stock options

Work arrangement

• Weekend coverage required

Benefits & perks

• Vacation and sick time, 401(k), pre-IPO stock options, benefits, and bonus.

Why this role

Requires at least five years of mechanical assembly or repair experience, precision measurement skills, and a valid driver’s license. Regional travel is required; rotational on-call shifts are part of the role.

About the employer

Mainspring Energy is hiring for this role. Industry: Process, Physical Distribution, and Logistics Consulting Services. Sector: 54.