Back to jobs

Field Service Representative III (FSR III) - Future Opportunities

Torrance, California, United States

 

About Epirus 

Epirus is a high-growth technology company dedicated to overcoming the asymmetric challenges inherent to the future of national security. Epirus' flagship product, Leonidas, is a software-defined system built using intelligent power management techniques which allow power-hungry systems to do more with less.  

  

Job Summary: 

The Field Service Representative III (FSR III) is a senior-level technician providing advanced technical, operational, and training support for Epirus HPM-CUAS systems. FSR IIIs act as the technical lead during field operations and deployments, conduct detailed system diagnostics, and interface directly with program offices and engineering teams. This position combines hands-on expertise with leadership, mentorship, and customer-facing responsibilities. 

  

Responsibilities:  

  • Lead installation, commissioning, and sustainment of deployed systems. 
  • Conduct advanced fault isolation, software configuration, and system-level troubleshooting. 
  • Serve as primary field point-of-contact for customer operations and mission support. 
  • Deliver New Equipment Training (NET) and mentorship to junior FSRs. 
  • Provide detailed feedback to engineering and logistics for continuous product improvement. 
  • Support operational assessments, testing, and extended OCONUS deployments. 

 

Basic Qualifications: 

  • Typically requires a minimum of 5 years of related experience with a Bachelor’s degree; or 3 years and a Master’s degree; or a PhD without experience; or equivalent work experience. 
  • Proven experience supporting complex defense or communications systems. 
  • Ability to lead small teams in remote or austere environments. 
  • Active Secret clearance: TS/SCI eligibility preferred. 

 

Preferred Skills and Experience: 

  • Hands-on experience with counter-UAS or directed energy systems. 
  • Strong leadership and mentoring ability. 
  • Experience developing field procedures, checklists, or technical documentation. 
  • FAA Part 107 certification (or willingness to obtain). 
  • Routine manual lifting of objects 50-80 pounds such as boxes and other equipment. Perform work in unusual and sometimes difficult positions such as climbing ladders; high lift equipment up to 40 feet, crawl spaces, above ceilings, etc. Manual dexterity required for frequent reaching, climbing, and lifting of moderate objects, operation of power and manual tools/equipment, and operating office equipment. 
  • Typical overseas assignments are frequently performed in both internal and external environments with a variety of weather conditions. Ability to work under extreme hot or cold weather conditions with exposure to dust or dirt is routine and may require the use of protective personal equipment (PPE). 
  • This position will require overseas travel. Candidates should be willing to be on travel / TDY away from their home location 90 – 120-day durations, in hazardous duty locations. 
  • FAA Part 107 certification 

 

ITAR REQUIREMENTS:  

  • To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.   

 

At Epirus, you’ll work with technical peers and great people—and get first crack at some of the defining technology challenges of our time. Here, “impossible” is just a challenge. We're a diverse, fast-growing team of change-makers fueling the future of energy with revolutionary solutions. Join us and rewrite the rules. 

 

As required by the Equal Pay Transparency Act, Epirus provides a reasonable range of minimum compensation for roles that may be hired. Actual compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, and specific office location. 

For the state of California only, the range of starting pay for this role is:

$99,000 - $120,900 USD

Create a Job Alert

Interested in building your career at Epirus? Get future opportunities sent straight to your email.

Apply for this job

*

indicates a required field

Resume/CV*

Accepted file types: pdf, doc, docx, txt, rtf

Cover Letter

Accepted file types: pdf, doc, docx, txt, rtf

Education

Select...
Select...
Select...
Select...
Select...

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about ITAR here.

Select...
Do you have any examples of work you'd like to share?

Accepted file types: pdf, doc, docx, txt, rtf

Voluntary Self-Identification

For government reporting purposes, we ask candidates to respond to the below self-identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.

As set forth in Epirus’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.

Select...
Select...
Race & Ethnicity Definitions

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows:

A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.

Select...