Land Mobile Radio Systems Administrator

Chartis Federal; Orlando (FL); On-site; USD 90,000 - 130,000; Full time

Job summary

Chartis Federal is seeking an experienced LMR Systems Administrator to support secure tactical communications operations. This role combines secure communications administration and hands-on Land Mobile Radio sustainment across OTAR, subscriber provisioning, cryptographic key management, radio maintenance, troubleshooting, and infrastructure support.

The ideal candidate brings strong experience with Motorola tactical communications environments, P25 radio systems, and mission-critical

Qualifications

• Bachelor’s degree in Electrical Engineering, Telecommunications, RF Engineering, IT, or related field.
• Minimum 5 years of hands-on experience supporting Land Mobile Radio systems and OTAR operations.
• Hands-on experience with Motorola LMR platforms (APX, XTS, XTL, Quantar, GTR8000).
• Experience with OTAR functions, cryptographic key management, subscriber provisioning, or secure communications administration.
• Experience with Key Management Facility (KMF) systems and/or Key Variable Loaders (KVL).
• Experience with advanced LMR programming, troubleshooting, tuning, and diagnostics.
• Experience aligning/testing duplexers, combiners, receive multicouplers, RF infrastructure.
• Familiarity with P25 systems.
• Experience using Remedy, ServiceNow, MAXIMO.
• Strong troubleshooting, analytical, and customer support skills.
• Ability to interpret technical documentation, procedures, and maintenance instructions.

Responsibilities

• Support Over-The-Air-Rekeying (OTAR) operations for secure tactical communications systems.
• Issue and manage Radio Service Identifications (RSIs), IP addresses, and subscriber provisioning data.
• Support cryptographic key management activities using KMF and KVL systems.
• Access, update, and manage tasks using Remedy, ServiceNow, MAXIMO or equivalent.
• Generate OTAR reports, secure voice PTT reporting, and related docs.
• Provide first-echelon customer support for OTAR provisioning and secure comms issues.
• Program, configure, test and tune LMR systems (portable, mobile, consolette, fixed).
• Support Motorola LMR platforms including APX, XTS, XTL, Quantar, GTR8000.
• Tune and test RF infrastructure components like duplexers and multicouplers.
• Diagnose failures, prov errors, and interoperability concerns.
• Document repair or escalation actions.
• Maintain compliance with security and facility access requirements.

Skills

Troubleshooting

Technical analysis

Customer support

Documentation

Strong communication

Team collaboration

RF theory

Education

Bachelor’s degree in Electrical Engineering

ETA International RF certification

Tools

Remedy

ServiceNow

MAXIMO

Job description

Chartis Federal is a premier systems engineering and integration firm specializing in mission-critical IT and communications solutions for law enforcement, homeland security, and defense. As a trusted prime contractor with over $160 million in task order awards, we operate across 22 states and support essential government missions worldwide.

Our commitment to excellence has fueled our year-over-year growth, earning us recognition twice as a Washington Technology FAST 50 company and securing a place on the Inc. 5000 list for five consecutive years. At Chartis Federal, our mission is clear: keeping heroes safe and connected on the battlefield, on the border, and in our backyards.

Position Summary

Chartis Federal is seeking an experienced LMR Systems Administrator to support secure tactical communications operations for the customer.

This role combines secure communications administration and hands-on Land Mobile Radio (LMR) sustainment support across Over-The-Air-Rekeying (OTAR), subscriber provisioning, cryptographic key management, radio maintenance, troubleshooting, and communications infrastructure support.

The ideal candidate brings strong experience supporting Motorola tactical communications environments, P25 radio systems, secure communications operations, and mission-critical troubleshooting in federal, public safety, or military communications environments.

Responsibilities

• Support Over-The-Air-Rekeying (OTAR) operations for secure tactical communications systems
• Issue and manage Radio Service Identifications (RSIs), IP addresses, and associated subscriber provisioning data
• Support cryptographic key management activities using Key Management Facility (KMF) systems and Key Variable Loaders (KVL)
• Access, update, and manage operational tasks using Remedy, ServiceNow, MAXIMO, or comparable ticketing and operational systems
• Generate OTAR operational reports, secure voice Push-to-Talk (PTT) reporting, and related operational documentation
• Provide first-echelon customer support for OTAR provisioning, secure communications issues, and subscriber support requests
• Program, configure, test, and tune portable, mobile, consolette, and fixed Land Mobile Radio systems
• Support Motorola LMR platforms including APX, XTS, XTL, Quantar, GTR8000, and comparable communications equipment
• Tune, align, and test duplexers, combiners, receive multicouplers, and related RF infrastructure
• Diagnose communications failures, radio performance issues, provisioning errors, and interoperability concerns
• Evaluate returned field equipment, identify technical faults, and document repair or escalation actions
• Complete work orders, service documentation, operational logs, and maintenance records
• Support mission sustainment activities, ad hoc technical initiatives, and operational response requirements
• Perform inventory accountability activities, including support for Inventory Taker and Local Property Officer (LPO) functions, serialized asset tracking, and equipment accountability
• Maintain compliance with federal security, cryptographic handling, operational, and facility access requirements

Requirements

• Bachelor’s degree in Electrical Engineering, Telecommunications, RF Engineering, Information Technology, or related technical field; equivalent hands‑on experience may be substituted
• Minimum 5 years of hands‑on experience supporting Land Mobile Radio systems, OTAR operations, secure communications, tactical communications, or comparable mission‑critical communications environments
• Hands‑on experience with Motorola tactical communications platforms (APX, XTS, XTL, Quantar, GTR8000, or comparable)
• Experience supporting OTAR functions, cryptographic key management, subscriber provisioning, or secure communications administration
• Experience with Key Management Facility (KMF) systems and/or Key Variable Loaders (KVL)
• Experience with advanced LMR radio programming, troubleshooting, tuning, and diagnostics
• Experience aligning and testing duplexers, combiners, receive multicouplers, or related RF communications infrastructure
• Familiarity with P25 communications systems
• Experience using ticketing and operational systems such as Remedy, ServiceNow, or MAXIMO
• Strong troubleshooting, technical analysis, and customer support skills
• Ability to interpret technical documentation, operational procedures, and maintenance work instructions

Preferred Qualifications

• Motorola LMR technical certifications
• ETA International RF certification
• Public safety or military communications background
• Existing DHS suitability, Public Trust, Secret clearance, or similar federal credential

Work Environment / Physical Requirements

• Hands‑on technical operational support environment
• Must be able to lift, move, and install communications equipment up to 50 pounds
• Occasional after‑hours operational support may be required
• Must successfully complete a CBP Background Investigation
• Must comply with all federal security, facility access, and operational requirements

Why Join Chartis Federal?

We offer a competitive compensation and benefits package, including:

• Retirement plans with company contributions
• Professional development opportunities and career growth support
• A dynamic and collaborative work environment where your contributions are valued

At Chartis Federal, we believe in fostering a culture of excellence, integrity, and innovation while supporting critical national security missions.

Chartis Federal is an Equal Opportunity Employer and participates in E-Verify.