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Telesat (Nasdaq and TSX: TSAT) is a leading global satellite operator, providing reliable and secure satellite-delivered communications solutions worldwide to broadcast, telecommunications, corporate and government customers for over 55 years. Backed by a legacy of engineering excellence, reliability and industry-leading customer service, Telesat has grown to be one of the largest and most successful global satellite operators.
Telesat Lightspeed, our revolutionary Low Earth Orbit (LEO) satellite network, scheduled to begin service in 2027, will revolutionize global broadband connectivity for enterprise and Government users by delivering a combination of high capacity, security, resiliency and affordability with ultra-low latency and fiber-like speeds. Telesat is headquartered in Ottawa, Canada, and has offices and facilities around the world.
The company’s state-of-the-art Satellite fleet consists of 12 GEO satellites, the Canadian payload on ViaSat-1 and one LEO 3 demonstration satellite. For more information, follow Telesat on X and LinkedIn or visit www.telesat.com
Key Responsibilities
- Design, develop, and maintain Java (Java 17+) services within a distributed, event-driven architecture using Spring Boot.
- Implement asynchronous workflows and event processing using Azure Service Bus and Event Hub where appropriate.
- Package, deploy, and operate microservices on Kubernetes using Helm across multiple environments (dev/test/prod).
- Contribute to service decomposition, domain boundaries, and API design with a focus on latency, throughput, reliability, and backward compatibility.
- Design and implement reliable service-to-service communication using REST, gRPC, and messaging protocols.
- Support protocol-agnostic ingress suitable for long-lived or reconnect-sensitive traffic.
- Help optimize networking concerns (TCP behavior, connection pooling, backoff, circuit breaking) for high-scale traffic.
- Contribute to multi-region resiliency design, including regional failover/failback mechanics, validation steps, and automation guardrails.
- Embed production readiness into services: SLIs/SLOs, golden signals, standardized observability, failure-mode analysis, and post-incident architectural corrections.
- Participate in and improve end-to-end readiness drills: failure scenario walkthroughs, runbook execution, and post-drill improvements.
- Design for resilience via health checks, fault management, monitoring, rate limiting, bulkheads, and recovery-on-failure patterns.
Required Qualifications
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
- 5-9 years of relevant experience in software development and testing
- Experience in Python and/or Java programming language
- Experience with one or more of the following technologies: gRPC, REST, Message Queues, Databases, SQL, Azure, etc.
- Experience working with multiple test automation tools and frameworks such as Selenium Web Driver, Katalon, Watir, Cucumber and others
- Extensive experience with GitLab for version control and CI/CD processes and Git Runners for test automation
- Solid understanding of Linux environments and command-line tools
- Experience with Linux clusters and cluster job managers
- Experience with agile development
- Experience with Matlab language and programming platform is considered an asset
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