Apex Systems · 1 week ago
Test Engineer - Digital & RF
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. They are seeking multiple Test Engineers skilled in RF Testing, Digital Testing, and PCB/Hardware Testing to play a critical role in the qualification and validation of Amazon Leo hardware systems.
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Responsibilities
Execute environmental and qualification test campaigns as defined by the Amazon Leo test leadership team, including: Shock, Vibration (Vibe), Thermal Cycling, Thermal Vacuum (TVAC)
Run RF and digital communications performance tests using standard RF lab equipment and procedures
Provide regular status updates to the Test Execution Lead and notify stakeholders of any schedule impacts or blockers
Maintain, calibrate, and deploy hardware testers and test racks to support ongoing development and qualification programs
Ensure all test equipment is in calibration and fit for use; initiate corrective actions when nonconformances arise
Support commissioning and verification of test racks and fixtures
Handle RF components such as couplers, waveguides, adapters, and high-frequency connectors in compliance with best practices
Work with responsible engineers to troubleshoot unit failures and assist with root-cause isolation
Utilize common RF test equipment including spectrum analyzers, signal generators, power meters, network analyzers, and associated instrumentation
Perform RF measurements relevant to digital communications systems, ensuring accuracy, repeatability, and data integrity
Verify that RF paths, attenuation networks, and calibration standards in the rack are properly configured
Produce comprehensive test reports detailing methodologies, conditions, performance results, and observed behaviors
Deliver test data packages to internal teams in a clear, structured, and timely manner
Document any anomalies, hardware issues, or test discrepancies and drive mitigation actions in collaboration with engineering partners
Qualification
Required
Bachelor's degree in Electrical Engineering, Physics, or related technical field—or equivalent industry experience
Hands‑on experience with RF test equipment and digital signal test infrastructures
Understanding of calibration concepts, measurement uncertainty, and RF signal integrity
Preferred
Knowledge of digital communications systems, modulation schemes, and link‑level RF measurements
Familiarity with automated test systems, data collection tools, and scripting for test automation
Strong troubleshooting and problem-solving skills in both hardware and test setups
Ability to communicate complex technical issues clearly to cross-functional teams
Experience executing environmental tests (shock, vibe, thermal, TVAC) or working in an environmental test facility
Benefits
Medical Insurance
PTO
Holiday Pay
Sick Leave
401K
Dental
Vision
Life
Disability
Other insurance plans
ESPP (employee stock purchase program)
HSA (Health Savings Account on the HDHP plan)
SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions
Corporate discount savings program
Other discounts
Company
Apex Systems
Apex Systems, a division of On Assignment, provides organizations with IT staffing solutions to address gaps in their current workforce.
H1B Sponsorship
Apex Systems has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (28)
2024 (21)
2023 (35)
2022 (26)
2021 (29)
2020 (38)
Funding
Current Stage
Late StageLeadership Team
Recent News
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