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Field Service Representative

Leidos · Rock Island, IL · $50,700–$91,650 a year · Full time

Posted Jun 23, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a time you fixed equipment in tough conditions, like bad weather or a hard-to-reach site.

What they are checking: Whether they can work effectively outdoors and under real field conditions.

Tell me about working alongside subcontractor technicians. How did you keep the work coordinated?

What they are checking: Whether they can coordinate with outside teams to keep field work safe and on schedule.

What would you do

Prototype systems change often. How do you make sure you are configuring to the current approved baseline?

What they are checking: Whether they respect configuration control in a setting where designs are still evolving.

You find that a fix you need is outside your technical baseline. What do you do?

What they are checking: Whether they escalate to systems engineering instead of making unapproved field changes.

About the work

Walk me through how you would install and verify a new sensor in the field so you know it is working right.

What they are checking: Whether they verify installs against the technical baseline rather than assuming it works once it powers on.

A deployed sensor keeps dropping off the network. How do you figure out whether it is power, communications or the device?

What they are checking: Whether they troubleshoot in a logical order across hardware, comms and software.

What does calibration and alignment mean for the kinds of sensors you have worked with?

What they are checking: Whether they have hands-on tuning experience, which the posting stresses for prototype systems.

How do you report field issues so the software and systems engineers can act on them?

What they are checking: Whether they capture clear, specific details that help the engineering teams solve root causes.

What experience do you have with operational technology devices or networking equipment?

What they are checking: Whether their background covers the OT and communications gear deployed at Rock Island Arsenal.

How do you keep yourself safe when working around energized equipment or at height?

What they are checking: Whether they take field safety seriously and follow procedures without shortcuts.

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The full job description

As published by Leidos.

The Force Protection Division is looking for a Field Service Representative to serve as the primary field technical support resource responsible for installation, configuration, calibration, maintenance, troubleshooting, and sustainment support of deployed prototype systems. This position focuses on equipment readiness and technical field execution activities associated with sensors, communications infrastructure, operational technology devices, and supporting hardware deployed throughout the Rock Island Arsenal force protection ecosystem. The Field Service Representative works closely with the Field Operations Lead, Systems Engineering team, Software Engineering team, and subcontractor technical personnel to ensure deployed systems operate reliably and meet operational performance requirements. Primary Responsibilities • Install and configure sensors, communications equipment, and supporting hardware. • Support physical deployment activities throughout designated operational zones. • Configure fielded equipment in accordance with approved technical baselines. • Verify proper installation and operational functionality. • Conduct field adjustments and operational tuning. • Validate proper equipment alignment and performance. • Support environmental tuning and optimization activities. • Diagnose and resolve field equipment issues; troubleshoot hardware, communications, and connectivity problems. • Support root cause analysis of equipment failures; coordinate corrective actions with engineering and vendor support personnel. • Assist with installation and validation of communications infrastructure. • Support connectivity verification and equipment testing; assist with communications resiliency and failover testing activities. • Perform preventative maintenance activities; coordinate repair and replacement activities as required. • Support warranty-related equipment replacement activities. • Conduct equipment inspections and readiness assessments. • Support field testing and operational validation activities. • Assist with interoperability and connectivity verification. • Document installation activities, maintain equipment configuration records, and record maintenance and troubleshooting actions. • Provide field status updates and technical findings. • Maintain awareness of site-specific hazards and environmental conditions. • Support safe execution of field technical activities and environmental, safety, and operational compliance activities. Basic Qualifications • High school diploma or equivalent and 3 – 5 years of prior relevant experience. • Field Service Engineering or Technical Field Support activities on DoD programs. • Experience with Multi-Vendor Integration Activities and Communications Infrastructure Deployment in Operational Technology (OT) / Industrial Control Network (ICN) Operational Environments. • Hands-on installation and maintenance experience • Strong leadership and coordination skills. • Ability to manage multiple concurrent activities with strong problem-solving and troubleshooting abilities. • Ability to work independently in field environments. • Strong customer support mindset.. • US citizenship and current secret clearance Preferred Qualifications • Physical security or force protection systems experience. • Knowledge of agile development methodologies and management • Experience supporting US Army or other DoW customers If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: June 23, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $50,700.00 - $91,650.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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