Full-Time
Senior Software Developer
Posted on 1/22/2026
Telesat
1,001-5,000 employees
Provides satellite capacity and consulting services
No salary listed
Ottawa, ON, Canada
Hybrid
CGP clearance required; Ottawa-based hybrid role.
 Software Engineering (1) |
|---|
- 5+ years professional experience
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
- Extensive experience with Java and Spring in a cloud environment
- Experience with Azure Cloud technologies such as Azure fundamentals, Azure Identity and Access Management, Azure Networking, etc.
- Experience with agile development
- Must be able to work in Canada and obtain clearance under the Canadian Controlled Goods program (CGP)
- Participate in the software development of the System Model suite, to improve its fitness as an operational production engine for business applications running on an HPC infrastructure
- Implement continuous improvements to the version control and release management system
- Closely collaborate with other members of the Software Development team
- Closely collaborate with other System Modeling team engineers developing System Model algorithms with an emphasis on efficiently integrating complex algorithms for fast execution, reliability and maintainability
- Interface with other teams to successfully integrate the System Model into business applications as required
- Write technical documentation
- Make recommendations and have influence on the software design of the Telesat Lightspeed
- Experience with some of the following technologies: Kubernetes, Docker, PostgreSQL, Open Telemetry, gRPC, REST, NodeJS, ReactJS
- Experience in satellite and/or communications systems is an asset, but not mandatory
- French language ability is an asset
- An aptitude for and interest in complex technology
- Creative problem-solver with thorough attention to detail
- Highly collaborative team-player who can quickly earn the confidence of co-workers and teammates
- Excellent oral and written communication skills
- Demonstrated ability to communicate effectively with management, engineering teams and partners
- Experience with business considerations and practical limitations related to system design and implementation
- Ability to prioritize opportunities, needs and resources
- Fluent in English, written and oral
Telesat operates a global satellite communications network, providing satellite capacity and consulting to governments, telecom operators, and enterprises. It uses both geostationary (GEO) and low Earth orbit (LEO) satellites, including the Lightspeed LEO constellation, to deliver wide-area connectivity. Services include inflight and maritime connectivity, as well as connectivity for oil and gas and corporate networks. Revenue comes from long-term contracts and service agreements. Its Lightspeed network aims to offer high-speed, low-latency links, enhancing overall performance. The company differentiates itself by combining GEO and LEO assets and by offering end-to-end connectivity solutions through a mix of satellite capacity and advisory services, targeting a diverse set of industries worldwide. The goal is to provide reliable, global communications with predictable service through long-term customer relationships.
Company Size
1,001-5,000
Company Stage
IPO
Headquarters
Ottawa, Canada
Founded
1969
Simplify's Take
What believers are saying
- Secured $2.54B funding including $1.44B Canadian investment for Lightspeed.
- Contracted SpaceX for 14 launches starting mid-2026 deploying 198 satellites.
- Vocus builds Australia's first Lightspeed landing station in New South Wales.
What critics are saying
- Lightspeed service slips to Q1 2028 due to SatixFy ASIC delays.
- Starlink dominates LEO broadband, compressing Telesat's enterprise margins.
- SpaceX Falcon 9 disruptions delay all 14 Lightspeed launches by 6-12 months.
What makes Telesat unique
- Telesat combines GEO and LEO satellites for resilient global communications.
- Lightspeed targets government, enterprise, and maritime with low-latency Ka-band.
- Canadian government backing secures $2.54B for Lightspeed funding.
Help us improve and share your feedback! Did you find this helpful?
Benefits
Remote Work Options
Hybrid Work Options
Company News
Universal ConnectivityDefenceFirst RespondersTelesat Government Solutions
Telesat has invested $5 million in Farcast to develop integrated User Terminals for the Telesat Lightspeed satellite network. Farcast will deliver a Flat Panel Antenna User Terminal integrated with the Telesat Lightspeed modem, with production planned for 2027. Telesat will also join Farcast's board. Farcast's technology offers reduced Size, Weight, Power, and Cost, enhancing Telesat's value proposition. Farcast is raising a $10 million Series Extension to support commercial manufacturing.
Telesat secures $2.54B funding for Lightspeed satellite project, aiming to bridge global digital divide. Learn how this Canadian-backed initiative plans to expand internet access and create jobs, with launches set for 2026.
The federal government has agreed to loan billions of dollars to satellite operator Telesat to support its work in developing the Lightspeed LEO network.
Telesat has lined up more than $3 billion in financing for Lightspeed so far, including a $1.1 billion investment from the Canadian government.