← Back to Jobs
Employee
Administrative
Sr. Cellular/Radio Frequency (RF) Engineer with Security Clearance
Eliassen GroupWashing, DC🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
As Sr. Cellular /RF Engineer II, you’ll design and optimize secure wireless connectivity solutions with the goal of delivering resilient, mission-critical communications across the federal government. Our team is responsible for engineering and operating high-reliability RF and cellular infrastructure in secure environments, and you’ll play a key role in strengthening, modernizing, and scaling these capabilities to support evolving mission needs. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below! What you’ll do: Use cellular and RF technologies to assess, design, and engineer secure wireless connectivity solutions in mission-critical federal environments.
Conduct RF site surveys, measure and analyze signal strength and interference, and design solutions to improve in-building coverage, performance, and reliability.
Participate in Agile execution while clearly communicating technical findings, recommendations, and solution impacts to technical teams and government stakeholders, building trust through consistent delivery and technical excellence.
What you’ll need to succeed: Active Top Secret security clearance with SCI eligibility required.
Possess DoD 8140 certification aligned to the 451 System Administrator work role when this billet is cyber-coded, such as Security+ as a baseline with SSCP or CISSP for senior practitioners. If not cyber-coded, certification may be designated as not applicable.
7+ years of experience as an RF engineer with a primary focus on cellular and RF technologies.
Demonstrated experience assessing, engineering, and optimizing wireless connectivity solutions, including 4G and 5G cellular technologies.
Hands-on experience conducting RF and cellular site surveys, including signal strength measurements, propagation analysis, and coverage validation.
Proven ability to design and implement in-building and campus wireless solutions to improve coverage, capacity, and reliability.
Operational experience troubleshooting RF interference, signal degradation, and performance issues in complex environments.
Bachelor’s degree in Electrical Engineering or a related technical field is strongly preferred. Relevant experience may substitute for education requirements.
Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
Required technical certifications include a vendor or OEM certification aligned to deployed network or RF equipment or FCC GROL where applicable.
Conduct RF site surveys, measure and analyze signal strength and interference, and design solutions to improve in-building coverage, performance, and reliability.
Participate in Agile execution while clearly communicating technical findings, recommendations, and solution impacts to technical teams and government stakeholders, building trust through consistent delivery and technical excellence.
What you’ll need to succeed: Active Top Secret security clearance with SCI eligibility required.
Possess DoD 8140 certification aligned to the 451 System Administrator work role when this billet is cyber-coded, such as Security+ as a baseline with SSCP or CISSP for senior practitioners. If not cyber-coded, certification may be designated as not applicable.
7+ years of experience as an RF engineer with a primary focus on cellular and RF technologies.
Demonstrated experience assessing, engineering, and optimizing wireless connectivity solutions, including 4G and 5G cellular technologies.
Hands-on experience conducting RF and cellular site surveys, including signal strength measurements, propagation analysis, and coverage validation.
Proven ability to design and implement in-building and campus wireless solutions to improve coverage, capacity, and reliability.
Operational experience troubleshooting RF interference, signal degradation, and performance issues in complex environments.
Bachelor’s degree in Electrical Engineering or a related technical field is strongly preferred. Relevant experience may substitute for education requirements.
Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
Required technical certifications include a vendor or OEM certification aligned to deployed network or RF equipment or FCC GROL where applicable.
Skills
Agile
Similar jobs
Cloud Cyber Defense Analyst with Security Clearance
22nd Century Technologies, Inc. · Fort Belvoir, United States
2 minutes agoMicrosoft Market Manager
Mosaic North America · New York, United States
2 minutes ago$66.3k/yrInformation System Security Officer
Leidos · Huntsville, United States
44 minutes ago$87.1k - $157.4k/yrProduce Clerk PT
KJ's Market · Florence, United States
44 minutes agoProcurement Project Manager
Kforce Technology Staffing · Tarrytown, United States
50 minutes agoInfrastructure Security Architect (Onsite)
Motus Recruiting & Staffing · Vancouver, United States
1 hour ago