HFSS jobs in Colorado

Principal RF Sensor and Calibration Specialist

Remote or Tucson, Arizona

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Date Posted: 2026-08-13 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date At Raytheon, t

Full-time

USD 107,500.00 - 204,500.00 per year

Antenna Design Electrical Engineer II (Onsite)

Remote or Houston, Texas

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Date Posted: 2026-09-28 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date Are you ready

Full-time

USD 68,900.00 - 131,100.00 per year

Sr. Payload Systems Engineer (Secret Security)

Westminster, Colorado

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Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this

Full-time

Compensation information provided in the description

RF Engineer I

Broomfield, Colorado

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Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond. Our success is measured by the trust of those who rely on what w

Full-time

USD 77,403.00 - 106,450.50 per year

Principal Space RF Engineer, Antenna & Full-Wave EM Modeling

Denver, Colorado

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Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES Be the offset. We create asymmetric advantages with creativity an

Full-time

USD 190,000.00 - 275,000.00 per year

Senior EMC/EMI Engineer

Westminster, Colorado

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At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals

Full-time

USD 133,000.00 - 161,000.00 per year

RF Engineer III

Louisville, Colorado

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Full-time

USD 112,694.00 - 154,975.25 per year

Engineering Intern

Longmont, Colorado

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Unlock the Future of Space at Redwire Do you thrive on turning the impossible into reality? At Redwire Space, every day presents an opportunity to innovate, tackle fascinating challenges, and directly shape future technologies for multiple domains (space and terrestrial). Redwire is where groundbreaking ideas take flight, and the results are truly out of this world. Innovate with Our RF Systems Group in Longmont, Colorado Join Redwire's RF Systems group in Longmont, Colorado, and become an integ

Full-time

USD 27.00 - 34.00 per hour

RF Engineer II

Broomfield, Colorado

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Full-time

USD 93,075.00 - 127,999.50 per year

RF Engineer II

Lone Tree, Colorado

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Are you ready to unleash your technical creativity? Dream, Innovate, Inspire and Empower the next generation to transform humanity through technology and imagination! As an Radio Frequency (RF) Engineer II, you will play a critical role in the design and development of RF systems for aerospace and defense projects. You will be responsible for detailed RF front-end design, microwave path analysis, and interference mitigation. You will work independently and as part of a team to deliver high-quali

Full-time

USD 113,921.74 - 156,642.39 per year

RF Systems Engineer - Spacecraft Communications

Denver, Colorado

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RF Systems Engineer - Own the wireless architecture for autonomous spacecraft assembly Golden, Colorado | On-site Opportunity Summary Join a recently funded space technology startup developing autonomous spacecraft designed to connect, coordinate, and assemble larger structures in orbit. The company is moving from development toward flight demonstrations and is growing its engineering team around a highly integrated spacecraft platform. As the company's primary RF Systems Engineer, you will h

Full-time

USD 140,000.00 - 170,000.00 per year

Senior RF Engineer

Louisville, Colorado

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Full-time

USD 137,443.00 - 188,983.00 per year

Senior Research Engineer (Bioelectromagnetics) - 1675

Colorado Springs, Colorado

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Scientific Applications & Research Associates, Inc. (SARA) is a world-class Defense Research and Development enterprise, with a charter to create new and emerging technology innovations in support of Commercial & Government organizations. We have expertise in RF, EMP, Pulsed Power, Acoustics and Threat Warning Systems, and we prioritize partnering with our customers to address real-world problems with cost-effective solutions that work. The SARA, Inc. High Power Electromagnetics Division (HPEM)

Full-time

USD 90,000.00 - 145,000.00 per year

Summer 2027 - Electrical Engineering Internship, RF

Westminster, Colorado

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Full-time

Systems / Electronics Engineer

Westminster, Colorado

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Full-time

Compensation information provided in the description

Electrical Engineer II - Production Hardware

Remote or Tucson, Arizona

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Date Posted: 2026-09-24 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date At Raytheon, t

Full-time

USD 68,900.00 - 131,100.00 per year

Senior Engineering Manager, RF Hardware

Westminster, Colorado

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Full-time

USD 218,000.00 - 266,000.00 per year

Senior Research Engineer - Computational Electromagnetics - 1678

Colorado Springs, Colorado

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Full-time

USD 100,000.00 - 150,000.00 per year

Sr Research Engineer - RF & Systems Engineer

Boulder, Colorado

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Overview SRI is seeking a Senior Research Engineer with deep expertise in RF and Systems Engineering to lead the development, integration, and evaluation of advanced radar, communications, and sensing systems from our office in Boulder, CO. This role emphasizes RF system architecture, requirements development, system-level design and analysis, hardware/software integration, and hands-on prototype development and testing. You will work within multidisciplinary teams to develop advanced systems

Full-time

USD 117,684.00 - 175,054.00 per year

Senior RF Engineer (QRF)

Louisville, Colorado

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Infleqtion is a global quantum technology company solving some of the world's most challenging problems. We build and integrate quantum computers, sensors, and networks. From fundamental physics to leading-edge commercial products, Infleqtion enables "quantum everywhere" through an ecosystem of devices and platforms. Quantum Spectrum, also known as QRF, develops fieldable radio-frequency sensing systems based on Rydberg atoms. The team combines atomic physics, lasers and photonics, RF electroni

Full-time

USD 160,000.00 - 185,000.00 per year

HFSS jobs in Colorado, USA