Senior Specialist Software Developer

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 50 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 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 fleet consists of 14 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

As our Senior Specialist Software Developer for EMS, you will be responsible for ensuring the seamless operation of our network by leading the design, implementation, and maintenance of the Element Management System (EMS) across various segments of the Lightspeed system. You will take ownership of complex technical challenges, driving them to successful resolution through expert analysis, collaboration, and innovative problem-solving. Within our Agile SAFe framework, you will play a key role in the scrum team, actively contributing to the release train and ensuring the timely delivery of robust, scalable, and high-quality EMS solutions.

Main Responsibilities

• Lead the design and analysis of EMS FCAPS applications for managing Lightspeed network elements.
• Drive vendor collaboration to evaluate and integrate EMS solutions aligned with industry standards and emerging technologies.
• Oversee technical documentation to ensure architectural integrity and development quality.
• Maintain comprehensive EMS documentation to support transparency, maintainability, and operational efficiency.
• Architect YANG modules for modular resource and service management.
• Lead resolution of complex implementation and network issues through cross-functional coordination and root cause analysis.
• Design and maintain automated test suites to support EMS validation and CI/CD practices.
• Define and enforce EMS security standards to ensure system integrity and policy compliance.
• Contribute to system-level modeling, including interface definitions and CONOPS for Lightspeed.
• Collaborate across engineering and operations teams to ensure seamless EMS integration.
• Recommend and drive system-wide improvements to the LEO Lightspeed architecture.

Education and Experience Required

• Bachelor's in Computer Science, Computer Engineering, Electrical Engineering, or a related field.
• 15+ years of experience in a similar role.
• Demonstrated knowledge of design principles, and specifications for standardized and interoperable EMS Systems.
• Solid knowledge of EMS protocols and modelling languages such as: NETCONF/RESTCONF, gRPC/gNMI, gNOI, YANG, UML
• Familiarity with TMForum Open Digital Architecture (ODA), Process Framework (eTOM), TMForum APIs, is a plus
• Familiarity with Model-based systems engineering (MBSE) is an asset.
• Knowledge of MEF Lifecycle Service Orchestration (MEF LSO APIs) framework is an asset

Decision Making and Supervision

• This role requires contributions as an individual and a team member.

Working Conditions

• Hybrid workplace model with four days a week in the office.
• Occasional travel is anticipated.

At Telesat, we take pride in being an equal opportunity employer that values equality in the workplace. We are committed to providing the best candidate experience possible including any required accommodations at every stage of our interview process. All qualified applicants that have been selected for an interview that require accommodations, are advised to inform the Telesat Talent team accordingly. We will work with you to meet your needs. All accommodation information provided will be treated as confidential.