Senior RF Engineer - Mission-Critical Transit Communications
About The Position
PEMCCO is seeking a senior‑level RF engineer to serve as a trusted technical authority supporting a large, complex urban transit system. This role plays a direct part in modernizing mission‑critical radio communications infrastructure used by operators, maintenance teams, and first responders in underground and surface environments. You’ll work hands‑on with live systems while also shaping solutions — diagnosing complex RF issues, guiding system transitions, validating performance, and advising agency stakeholders. This is an opportunity to apply deep expertise in environments where reliability, safety, and continuity truly matter .
Requirements
- 10+ years of experience in radio communications system design, installation, troubleshooting, testing, and commissioning.
- Experience supporting public safety, transit, or other large‑scale mission‑critical RF systems.
- Demonstrated experience performing RF interference and noise floor root cause analysis.
- Experience supporting spectrum transitions or large‑scale RF system migrations (900 MHz to 800 MHz experience a plus).
- Experience reviewing vendor technical submittals and coordinating field activities in live operational environments.
- Ability to produce clear, structured technical documentation and reports.
- Working knowledge of FCC regulations applicable to radio systems.
- Advanced RF troubleshooting and interference mitigation
- DAS and/or leaky‑feeder system diagnostics in tunnel or underground environments
- Spectrum transition planning and cutover coordination
- Installation, testing, and commissioning leadership
- Vendor technical review and integration oversight
- Regulatory awareness and FCC compliance knowledge
- Clear technical writing and structured reporting
- Strong analytical, problem‑solving, and communication skills
Nice To Haves
- Experience supporting metropolitan transit agencies or rail authorities.
- Familiarity with P25 trunked systems or public safety radio infrastructure.
- Experience with mountaintop or remote RF site upgrades.
- Project scheduling or milestone tracking exposure.
- RF, telecommunications, or spectrum‑related certifications preferred
Responsibilities
- Conduct RF field surveys, system performance measurements, and structured troubleshooting.
- Perform root cause analysis of elevated noise floor and uplink interference conditions, particularly in underground environments.
- Troubleshoot DAS, leaky feeder systems, headend equipment, repeaters, antennas, and supporting infrastructure.
- Develop and implement corrective action plans to restore and enhance system performance.
- Provide senior oversight during installation, system integration, testing, and commissioning activities.
- Develop structured test plans and validate performance against defined acceptance criteria.
- Review vendor technical submittals for compliance and integration alignment.
- Support spectrum transition initiatives (including 900 MHz to 800 MHz) through planning, sequencing, and risk mitigation with minimal operational disruption.
- Prepare clear daily, weekly, and monthly technical status reports for stakeholders.
- Coordinate on‑site activities within active rail environments, including right‑of‑way access and safety compliance.
- Identify obsolete equipment and cabling suitable for removal and support documentation updates.
- Monitor assigned task funding and provide early notification as funding thresholds are approached.
Benefits
- 15 days PTO and 11 paid holidays
- Medical, Dental, Vision
- 401(k)
- Life, disability, and voluntary benefit options
- Employee Assistance Program (EAP)
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What This Job Offers
Career Level
Senior
Number of Employees
1-10 employees
