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Antenna Technician II

CesiumAstro

Job Location:

Westminster, CA - USA

Monthly Salary: $ 20 - 34

Posted: 23 May 2026 (30+ days ago)

Application Deadline: 15 September 2026

Vacancies: 1 Vacancy

The job posting is outdated and position may be filled

Job Summary

Please Note:To conform with the United States Government Space Technology Export Regulations the applicant must be a U.S. citizen lawful permanent resident of the U.S. conditional resident asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)) or eligible to obtain the required authorizations from the U.S. Department of State.

AtCesiumAstro 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 to join our team.

We are looking to add an Antenna Range Technician 2 to our team. If you are excited about working in a startup environment have a strong work ethic and are passionate about cutting-edge antenna and aerospace technologies we would like to hear from you.

In this position you will work closely with CesiumAstro engineers to support antenna range operations build and maintain antenna test setups execute antenna measurement campaigns and produce timely reliable test results. You will have the opportunity to work with state-of-the-art antenna test facilities and instrumentation including anechoic chambers near-field and boresight antenna ranges positioners spectrum analyzers VNAs signal generators automated power supplies/loads and data acquisition systems.

This role is heavily focused on antenna range execution test setup integration facility readiness and measurement quality. Candidates should be comfortable working hands-on with RF cabling mechanical fixtures positioning systems test assets and sensitive hardware while supporting both engineering development and production-related testing activities.

Many of our products include active phased arrays (a.k.a. active electronically scanned arrays or AESAs). These systems integrate RF electronics directly into the antenna architecture creating additional complexity involving power digital control thermal performance and calibration. Experience with phased array antenna testing antenna measurements or automated range systems is preferred.

Core day-to-day activities will include supporting engineers with antenna test execution troubleshooting test setups configuring instrumentation coordinating range operations and maintaining high-quality test environments. Candidates should be comfortable working from drawings diagrams schematics mechanical layouts and test procedures while maintaining strong attention to detail and organization.

As a small company the Cesium team wears many hats. Candidates should be comfortable with a varied workflow that may involve multitasking between range setup test execution equipment maintenance lab organization inventory management and other related activities.

JOB DUTIES AND RESPONSIBILITIES:

Execute antenna and antenna range test plans and provide concise timely reporting of findings
Configure operate and maintain antenna range facilities including anechoic chambers positioners RF cabling and support equipment
Support setup and alignment of antennas fixtures instrumentation and devices under test for near-field and far-field measurements
Assist with antenna pattern gain polarization and RF performance measurements
Maintain clean organized and repeatable test setups consisting of instrumentation switching cabling and mechanical integration hardware
Troubleshoot test setup cabling instrumentation and range configuration issues with guidance from engineering staff
Support calibration and verification activities for antenna range systems and RF instrumentation
Organize and maintain antenna testing facilities equipment inventory and lab resources
Execute and provide feedback on detailed test documentation with strong attention to quality and accuracy
Support continuous improvement efforts for range efficiency setup repeatability and test execution processes

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

Minimum of 2 years of directly related experience as an Antenna Technician Test Technician Engineering Technician or similar technical role
Experience working with RF systems antenna systems or active electronics
Hands-on experience with lab and test equipment such as VNAs spectrum analyzers signal generators DMMs and power meters preferred
Familiarity with antenna measurement fundamentals RF test methods and antenna range operations preferred
Experience working with mechanical fixtures RF cabling and instrumentation integration
Strong problem-solving skills and ability to troubleshoot with direction
Strong organization skills and attention to detail
Comfortable with collaboration tools such as MS Teams and SharePoint
Ability to work well under deadlines in a fast-paced environment
Strong digital written and verbal communication skills
Ability to read and interpret schematics engineering drawings diagrams and test procedures

$20.73 - $34 an hour

CesiumAstro considers several factors when extending an offer including but not limited to the role and associated responsibilities a candidates work experience education/training and key skills. Full-time employment offers include company stock options and a generous benefits package including health dental vision HSA FSA life disability and retirement plans.

CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard torace color religion sex national origin disability protected Veteran Status or any other characteristic protected by applicable federal state or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro and we will not be obligated to pay any referral fees.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

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