Role description
BoosterJob Type
Full-time
Description
Location: Sacramento Yard
Reports: Fleet Maintenance Manager / Operations Manager
Department: Fleet Operations
Schedule: Full-time. Schedules may include early mornings, evenings, weekends, holidays, and on-call support depending on operational and fleet maintenance needs.
Pay Rate: $32-$42/hr
FLSA Status: Non-Exempt
Travel: Up to 25% travel depending on fleet support requirements and market needs.
About Booster
Booster is building the frictionless, tech-powered energy supply chain for modern transportation. We power the world's largest fleets more efficiently and sustainably through our direct operations and world-class partners.
Our BoosterOS platform eliminates the usual manual frictions between order and cash, thereby enabling energy delivery to support more businesses at lower costs. Today, we deliver conventional and renewable fuels directly to fleet vehicles nationwide, reducing costs and lowering carbon emissions—while paving the way for future clean alternatives.
As demand for sustainable energy outpaces infrastructure, Booster provides the critical tech-driven, modular solution, helping customers seamlessly transition to better solutions for their operations, their communities, and our planet.
We lead by our values and hold ourselves – and each other — accountable to them. Our values guide how we interact, the choices we make, and the decisions we take—ultimately driving our long-term success as a business.
- Safety as our daily guiding principle,
- Customer at the heart of all our actions,
- Integrity in doing the right thing even when no one is looking,
- Excellence in never settling and always raising the bar
- Boldness in being brave and creating the future, and
- Stewardship in supporting the planet and everyone on it—we support our communities, our customers, and our people while driving play, purpose, and potential every day.
About the Role
As a Diesel Fleet Maintenance Technician, you will play a critical role in ensuring the reliability, safety, and operational readiness of Booster’s fleet assets. This position is responsible for diagnosing, repairing, and performing preventative maintenance on diesel-powered fleet vehicles, tanker systems, fueling equipment, and related operational assets.
This role operates in a fast-paced environment where equipment uptime is mission-critical to daily operations and customer service execution. The ideal candidate is a hands-on technician who takes pride in high-quality workmanship, responds with urgency, and can independently troubleshoot and resolve issues with minimal supervision.
Job Responsibilities
Fleet Reliability & Preventative Maintenance
Diagnostics & Repair Execution
- Diagnose mechanical, electrical, hydraulic, and operational issues quickly and accurately.
- Perform repairs efficiently while maintaining high-quality workmanship and safety standards.
- Utilize diagnostic software, tools, and testing equipment to troubleshoot vehicle and equipment issues.
- Prioritize repairs based on operational urgency and fleet availability needs.
- Return assets to service as quickly and safely as possible.
Operational Support
- Respond promptly to driver-reported defects, maintenance requests, and operational concerns within a 24-hour period.
- Support roadside troubleshooting and emergency repair situations when required.
- Participate in on-call rotation and respond to after-hours maintenance issues as needed.
- Communicate repair status, timelines, and operational impacts clearly to leadership and drivers.
Compliance & Safety
- Ensure all repairs and maintenance activities comply with company policies, DOT regulations, environmental requirements, and safety standards.
- Maintain accurate maintenance records, work orders, inspection documentation, and repair logs.
- Support fleet audit readiness and compliance initiatives.
- Maintain clean, organized, and safe work environments in shop and field settings.
Cross-Market & Field Support
- Travel to other Booster markets as needed to support fleet maintenance operations, launch activities, or major repair initiatives.
- Assist with field maintenance support during operational surges or high-priority business needs.
- You will work closely with Fleet Operations, Drivers, and Operational Leadership to ensure vehicles are maintained safely, efficiently, and in compliance with company and regulatory standards.
- Collaborate with Operations and Fleet leadership to improve maintenance processes and fleet reliability standards.
Requirements
Required Qualifications
- Minimum 3+ years of diesel technician or fleet maintenance experience.
- Strong working knowledge of diesel engines, tanker systems, preventative maintenance programs, and fleet repair operations.
- Ability to diagnose and troubleshoot mechanical and electrical issues independently.
- Self-starter capable of working effectively with limited direct supervision.
- Strong work ethic, accountability, and sense of urgency.
- Comfortable using smartphones, email, digital work orders, and maintenance systems.
- Valid driver’s license with acceptable driving record.
Preferred Qualifications
- Tanker, fuel delivery, or heavy fleet maintenance experience strongly preferred.
- ASE certifications and/or AC certifications preferred.
- Experience with DOT inspections and regulatory compliance.
- CDL license or experience working around CDL fleet operations is a plus.
- Familiarity with hydraulic systems, pumps, fueling systems, and PTO systems preferred.
- Experience supporting multi-site or field-based fleet operations environments.
- Equipped with the standard personal tools of the trade to facilitate independent task completion.
Key Traits for Success
- High urgency mindset — understands that fleet uptime directly impacts operational performance and customer service.
- Mechanically strong — capable of independently diagnosing and solving complex equipment issues.
- Reliable and accountable — follows through on repairs and communicates proactively.
- Safety-focused — consistently prioritizes safe maintenance practices and regulatory compliance.
- Team-oriented — works collaboratively with drivers, operations teams, and fellow technicians.
- Adaptable — able to shift priorities quickly in a fast-paced operational environment.
Benefits:
- Medical, Dental, Vision, Supplemental Life Insurance
- Health Savings Account
- Flexible Spending Accounts
- Ancillary Coverage (Critical Illness, Hospital Indemnity, Accident)
- Company Paid Short Term Disability, Long Term Disability, Basic Life Insurance
- 401(k) Plan
- Stock Options at a fast-growing startup!
What makes Booster different?
- Employee Discounted Fuel!
- Vacation Time, Sick Time, and Floating Holidays
- Committed to Equity and Inclusion
- Mentorship and learning opportunities are available
- Career progression for growth and advancement
- Employee Referral Program
Individuals seeking employment at Booster are considered without regards to race, religion, color, national origin, ancestry, sex, gender, gender identity, gender expression, sexual orientation, marital status, age, physical or mental disability or medical condition (except where physical fitness is a valid occupational qualification), genetic information, veteran status, or any other consideration made unlawful by federal, state or local laws.
Booster does not discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.
Disclaimer: The above statements are intended to describe the general nature and level of work being performed by associates assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified.
All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed. Booster doesn't accept unsolicited agency resumes and won't pay fees to any third-party agency or firm that doesn't have a signed agreement with Booster
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Salary Description
$32.00-$42.00/hr