RF Engineer

Job#: 3034882

Job Description:

Job Description

RF Engineer

Location:

Boulder, Colorado (Onsite)

Employment Type:

Contract

Role Overview

We are seeking a Level 3 RF Engineer to support the design, integration, and testing of advanced RF systems within ground-based and space-related programs. This role focuses on developing and sustaining RF hardware solutions that enable mission-critical communications and sensor capabilities. The ideal candidate will bring hands-on experience with RF equipment and signal flow, combined with a strong understanding of RF performance metrics and measurement techniques.

Key Responsibilities

* Design, develop, and support RF systems and subsystems, including front-end and back-end signal chains.

* Analyze and troubleshoot RF signal flow across complex systems, ensuring optimal performance and reliability.

* Work with RF components such as up converters/down converters, modems, wave guides, Low Noise Amplifiers (LNAs), high-power amplifiers (HPAs), and RF antenna subsystems.

* Support system integration activities involving RF ground systems and communications infrastructure.

* Perform RF testing, validation, and performance characterization using industry-standard tools and methodologies.

* Evaluate system performance using key RF metrics such as Gain-to-noise temperature ratio (G/T), power levels (dBm), and antenna measurements.

* Collaborate with multidisciplinary engineering teams to ensure end-to-end RF performance.

* Participate in system design reviews, requirements development, and verification activities.

Required Qualifications

Education:

Bachelor's degree in Electrical Engineering, RF Engineering, or a related technical field.

Experience:

3-7 years of experience working with RF systems or equipment. This includes hands-on experience with RF signal chain design, integration, or troubleshooting.

Technical

Skills:

Experience with RF test equipment (spectrum analyzers, signal generators, network analyzers). Familiarity with Ku-band and S-band RF systems. Understanding of RF propagation, link budgets, and system-level performance. Strong knowledge of RF signal flow and system architecture. Ability to interpret and analyze RF measurements (G/T, dBm, antenna patterns).

Security Clearance:
Candidates must be able to obtain and maintain a Department of Defense Secret clearance as a condition of employment.

Preferred Qualifications

* Experience supporting space, satellite, or ground station RF systems.

* Familiarity with antenna design, waveguide systems, and high-frequency RF transmission.

* Experience with modeling or simulation tools for RF systems.

Compensation & Benefits

For this role, the pay rate is $65.00 to $85.00 per hour. Please note that the pay range provided is a good faith estimate for the position at the time of posting. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and abilities as well as geographic location of the position. Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection.

We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a Support Linc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.

In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach.

You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.

Apex…