Flex Schedule Embedded Linux Jobs in Colorado (NOW HIRING)

FIRST RF is hiring a talented Embedded Systems Engineer to join our team. In this role, you will be a key contributor to the design and development of active RF systems for our next-generation products. You’ll be part of a small, collaborative team who is responsible for developing software, firmware, and gate-ware solutions. For this role you will need to have skillsets in Linux and/or Hardware Description Language (HDL). We’re seeking candidates with a strong desire for a system-level understanding who can evolve to influence high-level design decisions and internal tooling.

Key Responsibilities

• Design, implement, and verify FPGA logic using HDL
• Develop embedded software for onboard processors, supporting both bare-metal and embedded Linux environments
• Build, customize, and deploy embedded Linux systems for SoC platforms
• Perform simulation, synthesis, timing analysis, and hardware validation to ensure performance, stability, and timing closure.
• Implement and optimize high-speed communication protocols
• Conduct board bring-up and hardware–software co-debugging, using oscilloscopes, logic analyzers, in-system debug cores, and related tools
• Optimize architecture, resource utilization, throughput, and latency to meet stringent performance and reliability requirements
• Participate in full lifecycle development, from system architecture and requirements definition through prototyping, validation, and integration
• Document designs, interfaces, and test procedures, ensuring clear communication across hardware, firmware, and software teams
• Collaborate with cross-functional engineers (embedded, RF, mechanical) to define system requirements and deliver integrated solutions

• Must have U.S. citizenship and ability to obtain a U.S. Security Clearance
• Bachelor’s degree in Electrical Engineering or equivalent
• Technical Skills
  • Proficiency reading electrical schematics
  • Proficiency with common test equipment including multi-meters, oscilloscopes, and logic analyzers
  • Proficiency in a technical programming language such as Python
  • Strong hardware background

Specialized Skillsets – one or both required

• Linux
  • Experience with Linux user-space and kernel driver development.
  • Proficiency with embedded Linux build systems
  • Interest in learning HDL
• Hardware Description Language (HDL)
  • A strong HDL skillset with experience implementing DSP blocks and common serial interfaces (e.g., PCIe, SPI, I2C, AXI, Wishbone, Aurora, JESD)
  • Experience developing novel IP (e.g., DSP, packetization) and a proficient understanding of signal processing fundamentals is required
  • Interest in learning Linux user-space and kernel driver development

• Master’s degree in Electrical Engineering or equivalent
• Experience with Yocto and Pentalinux
• Familiarity with Xilink, RFSoc, Zynq platforms
• Experience with RF test equipment including phase noise analyzer, spectrum analyzer, network analyzer, and power meters

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

This position has no direct supervisory responsibilities.

This is a full-time position at 40 hours per week. Typical office hours include Monday-Friday, 8:00am-4:30pm; however, these hours may vary based on workload and the manager’s discretion.

About 10% travel is expected for this position.

While performing the duties of this job, the employee is regularly required to talk or hear. Specific vision abilities required by this job include close vision and ability to adjust focus. This would require the ability to lift files, open filing cabinets, and bend or stand on a stool as necessary. The employee will also regularly be seated at a desk and using a computer. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

About FIRST RF

FIRST RF is a fast-growing, multi-discipline, privately owned small business focused on engineering and manufacturing of advanced technologies - specifically in antennas and radio frequency (RF) systems. We are an energetic team empowered with world-class facilities and resources. We promote a culture which prioritizes innovation and responsiveness. By making bold investments in the development of groundbreaking technologies, FIRST RF has fielded award-winning products ranging from revolutionary passive antennas to highly complex, active antenna systems.

Benefits Summary

We offer all employees four weeks of PTO each year, flexible scheduling, hybrid work, tuition reimbursement, up to 6% 401(k) match, and healthcare, dental, and vision plans.

AAP/EEO Statement

We are an Equal Employment Opportunity employer committed to providing equal opportunity in all of our employment practices, including selection, hiring, assignment, re-assignment, promotion, transfer, compensation, discipline, and termination. The Company prohibits discrimination, harassment, and retaliation in employment based on race; color; religion; genetic information; national origin; sex (including same sex); sexual orientation; gender identity; pregnancy, childbirth, or related medical conditions; age; disability or handicap; citizenship status; service member status; or any other category protected by federal, state, or local law.  We support protected veterans and individuals with disabilities through our affirmative action program.