LMR Systems Engineer

We’re seeking an experienced LMR Systems Engineer with deep hands-on experience in Motorola Land Mobile Radio (LMR) networks to support a federal customer in sustaining and modernizing nationwide mission-critical communications. This engineer will take ownership of ASTRO 25 infrastructure, MCC7500 dispatch consoles, and subscriber programming, ensuring interoperability, coverage, and operational reliability in high-security environments., * Engineer, configure, and maintain Motorola ASTRO 25 infrastructure (GTR8000, GCP8000, site controllers, comparators, and MCC7500 dispatch consoles).

• Develop, manage, and deploy code plugs and fleetmaps for subscriber radios (portable, mobile, and control stations) using Radio Management and CPS tools.
• Conduct system performance testing, RF coverage analysis, and diagnostics using tools such as GenWatch, LSVT, and coverage mapping software.
• Integrate LMR systems with IP networks, ISSI/CSSI gateways, encryption modules, and dispatch/recording solutions.
• Perform firmware and software upgrades, system patching, and network configuration updates.
• Support field maintenance, troubleshoot coverage/interference issues, and document technical baselines.
• Collaborate with program managers, system administrators, and federal stakeholders to maintain continuous operational readiness.
• Provide mentoring and training to field technicians and end users on LMR operation, programming, and troubleshooting.

• Bachelor’s degree in Electrical Engineering, Systems Engineering, or a related field (or equivalent experience).
• 10+ years of experience working with Motorola LMR / P25 systems (ASTRO 25, GTR8000, MCC7500, GCP8000).
• Demonstrated expertise with subscriber programming and fleetmap management via Motorola Radio Management.
• Understanding of RF propagation, IP-based system integration, and encryption standards (AES/DES).
• Experience with ISSI/CSSI, network timing and synchronization, and redundant site configurations.
• Active DoD Secret clearance or DHS Tier 2 BI (or ability to obtain).
• Strong documentation, communication, and analytical skills.

Preferred

• Experience supporting federal or public safety communications systems (DHS, DOJ, DoD, state/local).
• Familiarity with L3Harris, EF Johnson, or Tait systems for interoperability analysis.
• Hands-on experience with RF test equipment (service monitors, spectrum analyzers, wattmeters, etc.).

We offer a competitive compensation and benefits package, including:

• Comprehensive health insurance (medical, dental, vision)
• Retirement plans with company contributions
• Professional development opportunities and career growth support
• A dynamic and collaborative work environment where your contributions are valued

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., At Chartis Federal, we believe in fostering a culture of excellence, integrity, and innovation while supporting critical national security missions. Join us in shaping the future of government contracting and national security solutions.