Senior Communications System Test engineer jobs in United States
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E-Space · 2 months ago

Senior Communications System Test engineer

positionSaratoga, CA
timeFull-time
remoteOnsite
senioritySenior Level
money$100K/yr - $200K/yr
date7+ years exp

E-Space is a company focused on making connectivity from space universally accessible, secure, and actionable. They are seeking a Senior Communications System Test Engineer to lead the verification and performance evaluation of their satellite communication systems, ensuring that they meet performance and reliability targets through rigorous testing and collaboration with various teams.

Information ServicesSatellite Communication
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Growth OpportunitiesbadNo H1Bnote

Responsibilities

Define and execute comprehensive test plans to verify system-level communication performance across RF hardware, embedded software, and protocol layers
Run both cabled and OTA test setups to validate link performance, signal integrity, timing accuracy, and system robustness under real-world and emulated conditions
Perform detailed analysis of key performance indicators (e.g., EVM, throughput, link margin, error rates) and track against specifications
Lead root-cause analysis of system issues observed during integration and testing
Operate lab equipment (spectrum analyzers, signal generators, power meters, etc.) to troubleshoot RF and digital signal issues
Collaborate with development teams to validate fixes and maintain test coverage as the system evolves
Provide structured feedback to hardware and software teams to guide improvements in design and implementation
Participate in regular system integration reviews and serve as a key voice in product performance validation
Contribute to test plan development and validation workflows used by RF and hardware manufacturing teams
Support the transition of lab-based testing procedures to production environments
Maintain test logs, issue trackers, and summary reports for engineering and leadership visibility
Document reproducible test methodologies and contribute to internal verification standards

Qualification

Wireless communications testingRF performance metricsLab instrumentationTest script automation3GPP-based systemsRoot-cause analysisCommunication skillsDocumentation skills

Required

7+ years of experience in wireless communications system testing, preferably in RF and embedded environments
Strong familiarity with digital communication concepts and RF performance metrics
Experience with lab instrumentation and test environments (e.g., spectrum/VSA/VSG/VNA)
Ability to write test scripts or automate processes (Python, MATLAB, etc.) is a plus
Understanding of 3GPP-based systems such as LTE or 5G is strongly preferred
Comfortable working across teams and communicating technical findings clearly
Ability to interpret test results in the context of overall system architecture and performance targets

Preferred

Bachelor's or Master's degree in Electrical Engineering, Telecommunications, or related field
Experience with satellite communication systems or over-the-air RF testing
Knowledge of test frameworks and signal generation tools for modem and protocol validation
Familiarity with test plans for contract manufacturing environments
Exposure to system-level verification in both lab and field conditions

Benefits

An opportunity to really make a difference
Sustainability at our core
Fair and honest workplace
Innovative thinking is encouraged
Competitive salaries
Continuous learning and development
Health and wellness care options
Financial solutions for the future
Optional legal services (US only)
Paid holidays
Paid time off

Company

E-Space

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E-Space is bridging Earth & space with the most sustainable LEO space system, delivering real-time, anywhere comms, IoT & Smart-IoT services
dateFounded in 2021
location
Toulouse, Midi-Pyrenees, FRA
people-size201-500 employees
web-link
https://www.e-space.com/

Funding

Current Stage
Growth Stage
Total Funding
$50M
Key Investors
Prime Movers Lab
2024-10-01Series Unknown
2022-02-07Seed· $50M

Leadership Team

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Cindy (Huimin) Du
Chief Financial Officer
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