Skylo Technologies
Senior System Test Engineer
Mountain View, CA · Senior
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About the role
- We connect smartphones and IoT devices directly to satellites.
Responsibilities
- Develop and execute comprehensive test plans to validate Skylo's NTN system functionality, scalability, and performance - from understanding requirements, to defining test plans to execution to automation
- Collaborate with system architects, software developers, and network engineers to define test strategies for new features and releases.
- Perform lab-based and field-based testing to validate performance under real-world conditions.
- Document test results, provide clear feedback to development teams, and drive resolution of issues.
- The engineer will be responsible for test planning, execution, and analysis to validate network features, field deployments, and customer-facing services.
Requirements
- Proven track record in system test or validation engineering or acceptance testing for large-scale, distributed, or telecommunications systems.
- Strong understanding of 3GPP cellular protocols (LTE/5G/NBIOT-NTN), with a strong emphasis on RAN and Core Network components.
- Strong understanding of QA processes - from defining acceptance criteria to requirements to test suites
- Hands-on experience with system integration, performance benchmarking, and end-to-end validation.
- Hands-on experience with load testing, chaos testing, fault injection, efficiency testing
- Hands-on experience with protocol validation, device testing (using AT commands and otherwise), UE emulators
- Familiarity with RESTful APIs for testing using tools such as Postman, along with gRPC APIs
- Ability to script and/or program in either Bash, Python, Go, Ruby on a Unix/Linux or equivalent program and to execute automation jobs using Jenkins
- Ability to thrive in a fast-paced, execution-driven environment with minimal oversight.
- We expect active habits using AI tools and a track record of folding new ones into your workflow quickly
Nice to have
- Experience with satellite or NTN systems, including LEO/MEO/GEO connectivity.
- Familiarity with RF testing methodologies, lab equipment, and field measurement tools.
- Exposure to cloud-based infrastructure and virtualized test environments.
- Advanced degree in Electrical Engineering, Telecommunications, Computer Science, or related discipline.
- Hands-on experience using JIRA & Confluence
- Experience with designing and building test automation frameworks using Robot Framework and Python
- Experience leading system validation projects or mentoring junior engineers.
- This range reflects the low and high end of the range Skylo reasonably and generally expects to pay the hired candidate in this role.
Skills
- The world still has coverage blind spots.
- Skylo has pioneered a standards-based approach to satellite connectivity.
- No special hardware, no entirely new networks.
- Just billions of existing devices, suddenly reachable anywhere on Earth.
- At the heart of it all is Skylo's commercial NTN vRAN:
- a 3GPP standards-based, cloud-native platform that seamlessly bridges terrestrial and satellite networks.
- It's the infrastructure that makes true anywhere, anytime connectivity possible.
- Enabling people outdoors and critical workflows in the world's most remote places.
- This is a rare chance to work on technology that matters, at a company that's already proving it works
Compensation
- $135,000 - $145,000 plus equity.
- This range reflects the low and high end of the range Skylo reasonably and generally expects to pay the hired candidate in this role.
Benefits
- The compensation range for this position is: $135,000 - $145,000 plus equity.
- Actively participate in test automation, enhancing test coverage for different test categories
Company info
- This role is located Mountain View, CA where we are onsite 3 days a week in office.
- We are also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures.
- Every role at Skylo uses AI tools daily to amplify output. We expect active habits using AI tools and a track record of folding new ones into your workflow quickly
- We are seeking a highly skilled System Test Engineer to design and execute quality assurance strategies for Skylo's end-to-end satellite Non-Terrestrial Network (NTN).
Equal opportunity
- Please let us know if you need assistance or accommodation due to a disability.
This listing is sourced directly from Skylo Technologies's careers page and normalized into a canonical job model.