Field Service Technician

Optimus Technologies, LLC; Pittsburgh (Allegheny County); On-site; USD 50,000 - 57,000; Full time

Job summary

Optimus Technologies, based in Pittsburgh, PA, seeks a Field Service Technician to deliver hands-on installation, service, and support for VectorFuel and SMARTFuel technologies. The role requires diagnosing complex mechanical and electrical systems in mobile diesel equipment and traveling up to 75% of the year.

The ideal candidate has strong problem-solving, documentation, and customer-facing skills, with a valid driver's license and willingness to work independently in the field.

Qualifications

• Minimum of 3 years of hands-on experience diagnosing and troubleshooting complex mechanical and electrical systems in heavy-duty diesel, heavy equipment, automotive, industrial maintenance, millwright, HVAC, electrical, hydraulics, controls, or similar field experience.
• Strong hands-on mechanical aptitude with the ability to disassemble, inspect, repair, and reassemble equipment.
• Ability to systematically troubleshoot a problem, isolate the root cause, and determine an appropriate repair.
• Comfort using electrical test equipment and diagnostic tools to identify root causes.
• Ability to work independently in the field and make sound technical decisions with limited supervision.
• Strong communication skills and willingness to collaborate with engineering and service teams.
• Valid driver's license and ability to travel to customer locations as required.

Responsibilities

• Become an expert on the Vector system and SMARTFuel technology and the related components.
• Perform on-site system installations and related fuel system work.
• Provide remote diagnostics and troubleshooting to customers and escalate when needed.
• Prepare for each job with the right tools, parts, and documentation.
• Follow drawings, schematics, and docs to diagnose and fix issues.
• Collaborate with engineering and support teams to guide service partners.
• Verify system repairs after project completion.
• Document ticket logs accurately for each job.
• Share novel solutions with the team to prevent repeat work.
• Represent Optimus professionally in customer environments.
• Plan travel and schedules to meet customer commitments.
• Assist with Vector system assembly and manufacturing tasks.

Skills

Diagnostics

Troubleshooting

Mechanical aptitude

Electrical systems

Field work

Documentation

Tools

Diagnostic tools

Electrical test equipment

Job description

FieldServiceTechnician

About Optimus Technologies

Optimus Technologies is a clean energy technology company based in Pittsburgh, PA. They provide advanced fuel system technology that enables heavy-duty diesel engines to operate on 100% biodiesel (B100), delivering immediate, scalable, and cost-effective fleet and supply chain decarbonization. Deployable on both new trucks during manufacturing and existing fleet vehicles in as little as 24 hours, Optimus’ technology integrates seamlessly into fleet operations without compromising vehicle performance, uptime, or range. Optimus’ fuel system solutions are deployed across all major heavy-duty OEM platforms, helping fleets reduce both operating costs and emissions while supporting domestically produced, American-made biodiesel.
Find out more at optimustec.com.

Job Description

Optimusseeksa driven, technically motivated Field Service Technician with an aptitude for diagnostics and troubleshooting mechanical and electrical systems. The ideal candidate is someone who finds satisfaction in fixing problems by analyzing customer complaints, following up with probing questions, and applying corrective action. Sometimes the corrective actions will bedeterminedwith little reference material; this is where the base knowledge and experience of the individual will shine. This role will be one of the company's primary customer-facing experts onthe VectorFuel System andSMARTFueltechnologies, delivering hands-on installation, service, and support in the field. Systems training will be provided alongside a comprehensive on-boarding plan.

Asa memberof a small,autonomousteam at a fast-growing technology company actively building out processes and resources, the ideal candidate is comfortable working through unfamiliar problems, exercising independent judgement, and finding solutions using available tools and experience in the absence of documentation. At times, problems will require strong mechanical and electrical troubleshooting techniques, or the ability to research, identify and apply those techniques. The ability to apply a methodical approach to problem solving and a genuine interest in hands-on technical work are crucial assets. While heavy-duty diesel experience is valuable, we are open to candidates from a variety of technical backgrounds — including industrial maintenance, millwright, HVAC, heavy equipment, automotive, electrical, and other skilled trades — along with a dedication to representing Optimus with dignity and distinction in customer environments.

This is an hourly position ($36.48/hr-$41.02/hr)with overtime possible,to be basedin Pittsburgh, PA, with significant travel requirements (up to 75%+ of the year, at times).

Optimus is proud to be an equal opportunity employer. People of color, LGBTQ+ people, people with disabilities, veterans and members of other historically disenfranchised groups are strongly encouraged to apply.If you are unsure about being qualified for this position after reading the responsibilities and requirements, please apply anyway! We are most excited to work with individuals who learn quickly and have a passion for clean energy solutions.

Key Responsibilities

Become an expert on the Vector system andSMARTFueltechnology, and the various electronic, software, hardware, and mechanical componentstherein.

• Perform on-site system installations, including vehicledisassemblyand reassembly (interior, exterior,fuel system,and engine compartment), installation of fuel tanks, manifolds,fueland coolant lines, wiring harnesses, electronic controllers, and display units.

• Respond to customer support tickets, providing remote diagnostics and troubleshooting support via phone, email, or video beforeescalating to a possibleon-site visit.

• Perform thorough upfront research and trip preparation for each jobto ensure the correct tools, parts, and documentation are brought on the road.

• Reference and follow technical drawings, schematics, wiring diagrams, and documentation when available, and work through the problem methodically when it is not.

• Receive, collaborate, and execute guidance given from the engineering team or other support personnel.

• Provide technical guidance and support to service partners performing installations, service, or repairs.

• Performappropriate systemrepair verificationupon project completion.

• Fill out ticket logs and other required documentation accurately and promptly for each job.

• Document novel or particularly difficult solutions so that the knowledge iscapturedfor the broader team, and the same solutiondoesn’thave to be developed twice.

• Maintain a high degree of professionalism at all timeswhen representing Optimus in customer-facing environments.

• Book travel responsibly, managingschedulesandlogisticsto reliably meet customer commitments.

• Assistwith other tasks andprojects asassignedincluding assisting with various Vector systemcomponentassembly and manufacturing.

Required Qualifications

• Minimum of 3 years ofhands-onexperience diagnosing and troubleshooting complex mechanical and electrical systemsin heavy-duty diesel, heavy equipment, automotive, industrial maintenance, millwright, HVAC, electrical, hydraulics, controls, or similarfieldexperience.Proven formal diagnostic and troubleshooting training a plus.

• Strong hands-on mechanical aptitude with the ability to disassemble, inspect, repair, andcorrectlyreassemble equipment.

• Ability to systematically troubleshoot a problem, isolate the root cause, anddeterminean appropriate repairrather than relying solely on trial and error.

• Comfort using electrical test equipment, diagnostic tools, schematics, wiring diagrams, and technical documentation toidentifyroot causes.

• Ability to work independently in the field and make sound technical decisions with limited direct supervision.

• Strong problem-solving mindset andperseverancewhen working through unfamiliar or difficult failures.

• Ability to clearly document findings, repairs, and unresolved issues so others can learn from the experience.

• Strong communicationskills and willingness to collaborate with engineering, customer service, and other corporate teams to improve technical resources and processes.

• Valid driver's license and ability to travel to customer locations asrequired.

Preferred Experience

• 5+ yearselectrical & hydraulicdiagnostic and troubleshooting experience

• Familiarity with a shop environment is a strong plus.

• Experience working from incomplete or evolving technical documentation.

• Experience performing root-cause analysis or documenting recurring equipment failures.

• Formal technical training, apprenticeship,or trade certification.

• CDL

Other Job Requirements

• A passion for alternative energy solutions.

• Frequent physical activity such as bending, climbing, twisting, and lifting of tools, parts, and materials (up to 70lbs).

• Valid driver's license with an acceptable drivingrecord;CDLa plus.

• Work occurring in a variety of environments, including but not limitedto:office, outdoor, warehouse, and shop conditions.

• Ability to work around a variety of particulates, lubricants, and chemicals.

• Adaptive to ever-changing workload, conditions, and environments.

• Significant domestic travel isrequired(75%+).

• Flexible hours of operation.

• Commitment to following safe work practices.

• Steady office presence when not assigned to field work