Cryptanalyst / Crypto-Scientist (Various levels)

ottawa, on, Canada • Posted June 01, 2026

Job Type: Full-time
Location: ottawa, on
Posted: June 01, 2026
Category: Other-General
Application Deadline: July 11, 2026

Role Description

Reference number: RF-15909

About CSE

The Communications Security Establishment (CSE) is Canada’s agency responsible for foreign signals intelligence, cyber operations and cyber security. Learn more about our mission.

CSE is committed to fostering a culture of equity, diversity and inclusion. This isn’t just an ideal, it’s crucial to our mission. Find out about our workplace culture, including our diversity and inclusion initiatives.

Become part of our team and you’ll understand why CSE is the most important organization you’ve never heard of (YouTube).

Job summary

Join our team as a Cryptanalyst or Crypto-Scientist and work in a dynamic and innovative operational environment. At CSE, you’ll apply your analytical and problem-solving skills to a variety of problems in support of the Signals Intelligence (SIGINT) and Cyber missions. You’ll learn and apply advanced cryptanalytic and cryptographic techniques to defeat encrypt...

Interested in this role?

Click the button below to start your application for Cryptanalyst / Crypto-Scientist (Various levels) at Communications Security Establishment Canada.

Apply Now