Sr. Field Service Technician, Night Shift - El Segundo, CA

Rivian•El Segundo, CA

About The Position

Rivian is seeking an experienced Senior Field Service Technician to serve as a technical expert and leader supporting complex vehicle repairs and field operations. The role involves advanced diagnostics and repair work, technical guidance for field service teams, and mentorship of junior technicians. Based primarily at a service center, the technician may also work remotely, travel to remote locations, or support production plants as business needs require. The position calls for advanced technical expertise, adaptability, cross-functional collaboration, and a focus on continuous improvement.

Requirements

Minimum age of 21.
Valid driver’s license and a clean driving record, with no suspensions or revocations within the past 3–5 years.
Availability for a standard 40-hour workweek, including weekends, holidays, early mornings, evenings, or overnight shifts as required.
Ability to travel to regional locations or production plants as needed.
Proficiency in Windows or Mac environments, work order management systems, and specialized engineering and diagnostic documentation systems.
Physical ability to sit, stand, bend, kneel, and lift up to 50 pounds.
State mechanic certifications where required by jurisdiction.
Five to eight or more years of automotive repair experience, with extensive bumper-to-bumper diagnostics experience preferred.
Three to eight or more years of hands-on experience with vehicle high-voltage systems and high-voltage diagnostic work.
Deep understanding of high-voltage architecture, HVIL, charging isolation, and safe power-down protocols using appropriate PPE; ability to diagnose complex high-voltage faults and isolation issues.
Advanced knowledge of automotive electronics, CAN and LIN bus communication, electrical schematics, and precise wiring harness repairs.
Expertise in chassis service, including alignments and braking systems, and diagnosis of ABS, traction control, power steering, and NVH concerns.
Comprehensive knowledge of HVAC systems, coolant drain and fill operations, A/C machine use, 609 refrigerant certification, and complex thermal management diagnosis.
Proficiency in ADAS calibration and in replacing or adjusting sensors, body panels, and glass to manufacturer tolerances.

Nice To Haves

High school diploma, GED, or recognized equivalent credential.
Graduation from an accredited automotive repair school or vocational program.
Ability to drive a non-commercial truck and trailer.
Experience in a leadership or supervisory role, such as Shop Foreman, Team Lead, or Technical Mentor.
Background in continuous improvement, process standardization, and escalation management.

Responsibilities

Perform bumper-to-bumper diagnostics, complex repairs, installations, and inspections at service centers and in field settings, including customer sites, mobile routes, and remote locations.
Provide high-level diagnostic guidance to field service teams and conduct remote diagnostics or repairs by evaluating logged vehicle data and technical schematics when local vehicle access is not required.
Coach, mentor, and train junior technicians and internal partners; foster cross-functional collaboration and lead shop-floor technical problem-solving.
Use specialized diagnostic tools, including PICO-Scope, PCAN, Kavaser Memorator, and breakout boxes, to resolve complex electrical, high-voltage, and network faults.
Conduct road tests to verify repair quality, champion continuous improvement, and uphold high standards across repair workflows.
Oversee complex parts operations, including ordering, receiving, inventory management, and billing.
Create high-quality documentation in service support and engineering systems; provide root-cause analysis and actionable feedback to field service engineers and leadership.
Interact professionally with customers, suppliers, and internal teams during escalations and mobile outreach events.