Senior System Engineer

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 www.telesat.com

Our System Modeling team architects, develops, and maintains the Telesat Lightspeed System Model application, a state-of-the-art engineering software tool running on high performance computing (HPC) infrastructure for the modeling of resource allocation, and evaluating end-to-end system performance of the Telesat Lightspeed satellite constellation.

As a Senior System Engineer, the selected candidate will participate actively in the development of the algorithms needed in the operation, simulation and performance analysis of the Lightspeed Constellation. The selected candidate will work with the Software Development and Quality Assurance teams to efficiently integrate new algorithms, support the upgrade of existing algorithms, and improve testing coverage. In addition, the Senior System Engineer will assess the performance of the Telesat Lightspeed constellation across various metrics such as throughput, capacity, availability, regulatory compliance and reliability, and study various use cases and scenarios in support of customer deployments.

Main Responsibilities

• Participate in the development and testing of algorithms in the System Model within the Matlab environment, to improve Lightspeed capabilities, performance and reliability
• Use state-of-the-art modeling techniques and software tools (using Matlab or other appropriate platforms) to do detailed performance analysis of the Telesat Lightspeed constellation performance in terms of data throughput, latency, satellite hand-over performance, availability, system capacity and regulatory compliance based on equipment performance specifications and predicted performance
• Closely collaborate with other members of the System Modeling team in the development of algorithms and the execution of analyses
• Closely collaborate with Software Development team members for the efficient software integration of new and upgraded algorithms
• Closely collaborate with Quality Assurance team members for the efficient testing of new and upgraded algorithms
• Closely collaborate with System Design team members for the efficient integration of system operation algorithms within the Lightspeed System
• Provide technical leadership and guidance to junior engineers in the System Modeling team
• Interface with other Telesat teams regarding topics such as satellite payload and ground segment characteristics, definitions of performance metrics, performance evaluations, and regulatory compliance
• Support detailed studies of system performance validating the concept of operation with respect to the interface between satellite and ground systems
• Write technical documentation
• Follow Agile software development methodologies

Education and Experience Required

• Bachelor's or Master's degree in Electrical Engineering, System Engineering, Aerospace Engineering, or a related field
• Experience in related system design and modeling roles, with a minimum of 5 years in similar roles
• Strong programming skills
• Experience with Matlab
• Experience with agile development is desirable
• Experience with cluster job managers is desirable
• Knowledge of radio communication systems and/or satellite communication is desirable

Specialized Knowledge, Skills and Abilities

• Creative problem-solver with thorough attention to detail
• Highly collaborative team-player who can quickly earn the confidence of co-workers and teammates
• Experience in mathematical optimization including linear programming is desirable
• Excellent oral and written communication skills
• Ability to prioritize opportunities, needs and resources
• An aptitude for and interest in complex technology
• Fluent in English, written and oral. French is an asset

The successful candidate must be able to work in Canada and obtain clearance under the Canadian Controlled Goods program (CGP).

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.