Full-Time

Product Security Architect

Posted on 6/5/2025

Telesat

Telesat

1,001-5,000 employees

Provides satellite capacity and consulting services

No salary listed

Ottawa, ON, Canada

Hybrid

Hybrid position requiring some in-office presence.

Category
IT & Security (1)
Requirements
  • Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, Cybersecurity, or a related field
  • 10+ years of experience in product or embedded security architecture
  • Experience in the aerospace or satellite industry
  • Certifications such as CISSP, OSCP, CEH, or GIAC
Responsibilities
  • Conduct threat modeling and security risk assessments for satellite hardware, software, and communication systems
  • Collaborate with engineering teams to design secure systems, including onboard satellite software, ground control systems, and data links
  • Evaluate and support remediation efforts related to vulnerabilities in embedded systems, firmware, and satellite communication protocols
  • Propose test use cases and review testing results, for assessments such as penetration testing, fuzzing, and static/dynamic code analysis on satellite and ground systems
  • Ensure compliance with industry standards/frameworks such as NIST, ISO 27001, and space-specific cybersecurity frameworks (e.g., CCSDS, CNSSI 1253)
  • Create concept of operations for incident detection, analysis, and response to security events affecting satellite products
  • Ensure the software development lifecycle follows industry best practices and utilize appropriate security tools automating security checks
  • Work cross-functionally with software, hardware, systems, and mission assurance teams to champion security best practices
Desired Qualifications
  • Strong understanding of embedded systems security, real-time operating systems (RTOS), and secure communications
  • Knowledge of space system architectures, including satellite buses, payloads, and ground stations
  • Extensive understanding of space industry general threat landscape
  • Experience with security tools (e.g., SAST, DAST, Splunk, etc.)
  • Knowledge of cybersecurity frameworks (e.g., NIST 800-53, ISO/IEC 27001)
  • Familiarity with space situational awareness (SSA) and anti-jamming/anti-spoofing techniques
  • Experience with DevSecOps in aerospace environments

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 Jobs

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.

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Benefits

Remote Work Options

Hybrid Work Options

Company News

Telesat
Nov 4th, 2025
Telesat invests US$5 million in Farcast to develop fully integrated User Terminals for Telesat Lightspeed satellite network | Telesat

Universal ConnectivityDefenceFirst RespondersTelesat Government Solutions

StreetInsider
Nov 4th, 2025
Telesat invests $5M in Farcast partnership

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.

Stock Titan
Sep 13th, 2024
Telesat Completes $2.54 Billion Funding Agreements for Telesat Lightspeed Satellite Constellation with Strong Government Backing | TSAT Stock News

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.

MobileSyrup
Apr 1st, 2024
Telesat secures $2.14 billion loan from federal government for Lightspeed LEO constellation

The federal government has agreed to loan billions of dollars to satellite operator Telesat to support its work in developing the Lightspeed LEO network.

CNBC
Nov 19th, 2021
Lightspeed receives financing of $3B in financing

Telesat has lined up more than $3 billion in financing for Lightspeed so far, including a $1.1 billion investment from the Canadian government.

INACTIVE