Heavy Duty Diesel Mechanic - Shop & Mobile
FLEET SERVICES INCHeavy Duty Diesel Mechanic - Shop & Mobile Fleet Services, Inc. | Anaheim, CA Pay: $32.00 – $40.00 per hour (starting pay based on experience) Schedule: Monday – Friday (occasional Saturdays based on shop and road-call volume) | Day and overlapping shifts (8–10 hours) + overtime available Location: Anaheim, CA. Based at our Anaheim shop, with mobile service calls across Orange County and surrounding areas Fleet Services is looking for an experienced, reliable, and self-driven Diesel Mechanic to join our Anaheim team. This is a hybrid role . You’ll split your time between our Anaheim service bays and a fully equipped company service truck, handling repairs at customer yards, fleet facilities, and job sites. It’s a good fit for a skilled heavy-duty mechanic who likes variety, can work independently in the field, and wants steady pay, guaranteed hours, and room to grow. The work covers medium and heavy-duty commercial trucks, fleet trailers, fire apparatus, and motorhome/RV chassis. Whether you’re in the shop or on the road, you’ll be backed by our Shop Foreman, Service Writers, and parts team, who coordinate dispatch, parts, and customer approvals so you can stay productive. Why Join Fleet Services? High earning potential: Competitive hourly pay that reflects your experience, plus overtime based on shop and road-call volume. Variety every day: No two days are the same. You’ll handle in-shop repairs, on-site fleet PMs, and mobile diagnostics across a wide mix of equipment. Company service truck and tools support: Mobile work is done from a company-provided service truck stocked with heavy-duty equipment and common parts. Professional development and cross-training: Work alongside senior technicians and shop leadership to learn advanced diagnostics and new platforms, and grow into a lead mobile or senior tech role. Structured operations: Morning check-ins with the Shop Foreman cover your schedule, whether that’s shop jobs or a mobile route, so you have the parts, tools, and info you need before you roll. Key Responsibilities Mobile field service: Respond to scheduled and same-day service calls at customer locations. Diagnose and repair trucks, trailers, fire apparatus, and RV chassis on-site, and decide when a unit needs to come into the shop. Bumper-to-bumper service: Perform diagnostics, preventative maintenance, and mechanical repairs on medium and heavy-duty trucks, trailers, fire apparatus, and RV chassis, in the shop and in the field. Proactive diagnostics: Complete thorough inspections on the first visit and communicate findings right away, so Service Writers can order parts and get customer approvals with no delays or extra trips. Customer interaction: Represent Fleet Services professionally on customer sites. Explain findings clearly to fleet managers and drivers, and follow site safety rules. Compliance inspections: Perform accurate safety inspections to prepare units for state and federal DOT and BIT compliance, including on-site fleet inspections. Service truck care: Keep your service truck clean, organized, stocked, and safe. Do daily vehicle checks and report maintenance needs. Labor efficiency and documentation: Focus on billable work and minimize unapplied time. Record repair steps, clock hours, travel time, and diagnostic notes on work orders in Karmak, including in the field. Qualifications & Requirements Experience: 2–4+ years of verifiable hands-on experience in heavy-duty truck, trailer, fire apparatus, or RV repair. Mobile or field service experience is strongly preferred. Independence: Able to diagnose and complete repairs on your own, manage your time across multiple stops, and make sound calls without a foreman on-site. Tools: Must own and maintain a complete professional tool set for general heavy-duty repair. Technical skills: Strong knowledge of diesel engine maintenance, air brake systems, and circuit-level electrical troubleshooting. Experien…