Sr Test Engineer

Job Description

Responsibilities

Develop a deep understanding of the applications and systems used to control and manage the Telesat LEO constellation.

Develop, review, execute, and maintain test cases to validate system functionality, with test results documented and tracked in Zephyr.

Identify, characterize, document, and report product defects using Jira.

Collaborate with software development and engineering teams to investigate defects, troubleshoot issues, and implement solutions.

Validate that products meet technical, functional, performance, and business requirements.

Perform network testing and troubleshooting to assess system reliability, performance, and interoperability.

Analyze test results, identify performance issues, and provide clear technical documentation and recommendations.

Skills and Requirements

• 8 years of software test experience in both automated and manual environments
• Experience testing complex, distributed systems and network related components
• Experience with Linux and Windows operating systems (embedded system not required)
• Network management related experience - understanding of the OSI model and TCP/IP networking, including TCP, UDP, IP, routing protocols, and network optimization
• Network protocol experience such as IP networks, VLANs, routing protocols (BGP, OSPF, IS-IS), and network security policies
• Experience with Kafka to inject test events or messages
• Experience using AI for code support including Codex, Claude, and/or equivalent
• Experience implementing and managing NETCONF and gNMI/gNMIc for automated network device configuration and management
• Familiarity with developing and maintaining YANG data models
• Knowledge of gNOI for network operations, diagnostics, and state validation
• Experience working with REST APIs and automated network configuration and validation workflows.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to