Generator Technician at ARETUM Holdings LLC – Bethesda, Maryland

Installation Access Requirement: Candidates must be eligible to obtain and maintain access to a U.S. Army installation (base access) in accordance with applicable government/customer requirements. Secret clearance preferred.

About Aretum

Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront.

Job Summary

The Generator Technician is responsible for installation, maintenance, troubleshooting, and repair of standby and prime power generator systems and associated electrical equipment in a mission-critical industrial or government support environment. This includes diesel and gas-driven generator sets, automatic transfer switches (ATS), switchgear, control systems, and related power distribution equipment.

Responsibilities

• Perform preventive maintenance, diagnostics, troubleshooting, repair, and overhaul of generator systems, including MTU generators and related electrical equipment.

• Maintain, test, troubleshoot, and repair automatic transfer switches (ATS), switchgear, control panels, battery systems, and power distribution equipment.

• Conduct load-bank testing, commissioning, and system start-ups to validate generator and ATS performance.

• Review electrical schematics, wiring diagrams, technical manuals, and OEM documentation to diagnose problems and make repairs.

• Ensure compliance with safety standards, including NFPA, OSHA, and local electrical codes.

• Respond to after-hours emergency calls on a rotating on-call schedule.

• Maintain accurate service records, parts inventory, and work orders.

• Communicate effectively with operations management, facility staff, and external vendors as required.

Required Qualifications

• Minimum of 5 years experience working on commercial/industrial generator systems.

• Minimum of 5 years experience specifically with MTU generators.

• Minimum of 5 years experience with switchgear and ATS systems.

• Strong electrical and mechanical diagnostic skills, including multimeter and power testing equipment proficiency.

• Ability to read and interpret wiring diagrams, schematics, and technical manuals.

• Valid driver’s license and clean driving record.

Preferred Qualifications

• Certifications preferred: EGSA, OSHA 30, NFPA 70E, MTU/GENSET OEM certifications, electrical trades licenses.

• Experience on military installations or in industrial, mission-critical, or secure government facility environments.

Health Care Plan (Medical, Dental & Vision)

Retirement Plan (401k)

Life Insurance (Basic, Voluntary & AD&D)

Paid Time Off

Family Leave (Maternity, Paternity)

Short Term & Long-Term Disability

Training & Development

EEO Statement

Aretum is committed to fostering a workplace rooted in excellence, integrity, and equal opportunity for all. We adhere to merit-based hiring practices, ensuring that all employment decisions are made based on qualifications, skills, and ability to perform the job, without preference or consideration of factors unrelated to job performance.

As an Equal Opportunity Employer, Aretum complies with all applicable federal, state, and local employment laws.

We are proud to support our nation’s veterans and military families, providing career opportunities that honor their service and experience.

If you require reasonable accommodation during the hiring process due to a disability, please contact hr@aretum.com for assistance.

Equal Opportunity Employer/Veterans/Disabled

U.S. Work Authorization

Applicants must be currently authorized to work in the United States on a full-time basis. This position does not offer sponsorship.

This is a contingent position, meaning employment is dependent upon the successful award of the associated contract to Aretum and completion of any required background investigation or security clearance verification.