Test Automation Engineer — 5G Core & Device Functions

Saratoga, CA

E-Space US – Engineering & Operations /

Full-Time /

On-Site

Ready to make connectivity from space universally accessible, secure and actionable? Then you’ve come to the right place!

E-Space is bridging Earth and space to enable hyper-scaled deployments of Internet of Things (IoT) solutions and services. We are building a highly-advanced low Earth orbit (LEO) space system that will fundamentally change the design, economics, manufacturing and service delivery associated with traditional satellite and terrestrial IoT systems.

We’re intentional, we’re unapologetically curious and we’re 100% committed to innovate space-based communications and deliver actionable intelligence that will global economies, protect space and our planet and enhance our overall quality of life.

We’re looking for a Test Automation Engineer to help develop and maintain a reliable, scalable validation infrastructure for 5G Core and device-side network functions spanning both virtualized labs and physical hardware environments. This role will work closely with senior engineers to implement and enhance automation solutions and Test for next-generation wireless systems.

What you will do:

Develop and maintain a scalable test automation framework across virtualized and physical deployments of 5G Core and device network functions.

Write Python automation scripts and test harnesses for functional, regression, integration, and performance testing.

Develop tools to automate packet capture and protocol-level analysis, verifying correct 5G stack behavior across interfaces.

Support hardware-in-the-loop testing involving embedded radio hardware and lab equipment.

Analyze automation failures, debug issues, and help distinguish product defects from infrastructure or automation framework issues.

Develop and maintain automation code using Git-based development workflows.

Own defect lifecycle management in Jira: reproduce issues, document them clearly, and track them through resolution.

Collaborate closely with software, platform, systems, and test engineers to improve automation coverage and test efficiency.

What you bring to this role:

Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related discipline.

2–5 years of experience developing test automation for wireless, networking, embedded, or distributed systems.

Strong Python programming skills.

Good working knowledge of Linux, including shell scripting, networking, and system debugging.

Experience with Git and collaborative software development workflows.

Experience building and maintaining automated test suites.

Familiarity with CI/CD pipelines.

Experience working with virtualized environments such as VMware, Proxmox, or similar.

Strong problem-solving skills and a disciplined approach to debugging and defect tracking.

Nice to have:

Experience with 5G Core or radio access network technologies.

Familiarity with RF test equipment such as spectrum analyzers, signal generators, or channel emulators.

Experience with Wireshark, tcpdump, or similar network analysis tools.

Exposure to Non-Terrestrial Networks (NTN), satellite communication

$140,000 - $160,000 a year

This is a full time, exempt position, based out of our Saratoga, CA location.

The total compensation packaged will be determined by various factors such as your relevant job-related knowledge, skills, and experience. We are redefining how satellites are designed, manufactured and used - so we’re looking for candidates with passion, deep knowledge and direct experience on LEO satellite component development, design and in-orbit activities. If that’s your experience – then we’ll be immediately wow-ed. E-Space is not currently able to provide employment sponsorship for candidates who do not hold work authorization for the location of this role.

Why E-Space is right for you:

As a member of our team, you will play a crucial role in driving our success. Our team members have a strong sense of dedication and responsibility; this includes a strong commitment to our mission to create an entirely new suite of global capabilities to improve lives, business efficiencies and build a smarter planet. This means that there will be times when extra hours, including nights and weekends, may be needed to meet critical deadlines and mission goals. In return, we offer a dynamic work environment with opportunities for professional growth and development and the chance to make a meaningful impact in a high-growth industry.

We want you to make the most of your journey at E-Space. That’s why we support and invest in the physical, emotional and financial well-being of our team members and their families. Some of what you can expect when working at E-Space:

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

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.