๐ Boulder, CO
FIRST RF develops advanced radio frequency (RF) solutions for defense and aerospace markets from its headquarters in Boulder, Colorado. The company specializes in RF systems, antennas, and electronic warfare technologies, addressing critical communication and sensing needs in complex environments. Engineering disciplines include embedded systems design, RF engineering, and software development. Engineers tackle challenges related to signal processing, antenna design, and system integration, ensuring high performance in demanding applications. With a small team, FIRST RF focuses on delivering tailored solutions that meet stringent military specifications.
Principal RF Engineer
@ FIRST RF
Embedded Systems Engineer
@ FIRST RF
Senior Embedded Systems Engineer
@ FIRST RF
Senior Embedded Systems Engineer
@ FIRST RF
Embedded Systems Engineer
@ FIRST RF
Embedded Systems Engineer
@ FIRST RF
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FIRST RF develops advanced radio frequency (RF) solutions for defense and aerospace markets from its headquarters in Boulder, Colorado. The company specializes in RF systems, antennas, and electronic warfare technologies, addressing critical communication and sensing needs in complex environments. Engineering disciplines include embedded systems design, RF engineering, and software development. Engineers tackle challenges related to signal processing, antenna design, and system integration, ensuring high performance in demanding applications. With a small team, FIRST RF focuses on delivering tailored solutions that meet stringent military specifications.
FIRST RF currently has 1 active embedded systems position in 1 location. All positions are on-site, typical for hardware-focused roles requiring lab access and equipment. Recognized as a top-tier employer (90.0/100), FIRST RF offers competitive compensation and strong career development paths in embedded engineering.
* Data represents job posting activity over the past 6 months: Feb 2026 through Jul 2026
Hiring momentum at FIRST RF is currently increasing, with 1
opening posted this month compared to 0 last month.
This upward trend often signals product development acceleration, team scaling, or new project initiatives.
Over the past 6 months, FIRST RF averaged 0.2 job postings per month,
with peak hiring in Jul 2026 (1 openings).
For embedded systems roles, hiring activity typically correlates with product development cycles,
especially for firmware teams during pre-production phases and hardware engineers during prototyping.
๐ New hiring activity
Consistent hiring velocity
Jul 2026
RF is the most in-demand skill at FIRST RF,
appearing in 100% of all job listings (past and present).
This universal requirement indicates RF forms the core of FIRST RF's
technical stack across all engineering teams.
FIRST RF's technology stack spans 18 distinct skills and tools,
reflecting the multifaceted nature of embedded systems development.
The broad technical diversity (18 technologies) suggests work on complex,
multi-domain projects requiring both hardware and software expertise.
Engineers joining FIRST RF should combine depth in key areas with adaptability. The mix of hardware skills (PCB design, schematics) and firmware expertise (RTOS, embedded C) indicates full-stack embedded development where engineers work across the hardware-software boundary. Candidates with adjacent skills (version control, testing frameworks, communication protocols) typically advance faster by contributing across the development lifecycle.
FIRST RF is currently hiring for a focused RF Engineer position, likely to address a specific technical gap or project need.
Experience level distribution: 100% of openings target principal-level engineers.
FIRST RF's engineering operations are concentrated in a single country across 2 locations. Multiple cities within one country often reflect regional talent pools or proximity to specific industry clusters (e.g., automotive in Detroit, semiconductors in Silicon Valley).
These employers share technical focus areas with FIRST RF and are actively hiring embedded engineers. Exploring multiple companies helps candidates understand market compensation, compare technical challenges, and identify the best cultural and technical fit for their career goals.
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