Recruiter, Client Engagement, Outreach and Recruitment
Join the Mission: Shape Canada’s Top Secret Future
Are you ready to work on the most secure and impactful IT systems in the country? The Communications Security Establishment (CSE) is on a bold journey to become the national service provider of Top Secret services for the Government of Canada—and we want you on our team.
We’re hiring IT-01 to IT-04 equivalents to join our Top Secret Infrastructure (TSI) group. This is your chance to be part of something big—where your work directly supports national security and innovation at the highest level.
What You’ll Do
You’ll help design, build, and manage the backbone of Canada’s Top Secret enterprise services. From secure endpoints to authentication systems, from collaboration tools to certificate management—you’ll be at the heart of it all.
Your work will span:
Public Key Infrastructure (PKI) and certificate management
Authentication and authorization systems
Enterprise collaboration and communication platforms
Various endpoint solutions
We’re seeking passionate professionals with experience in one or more of the following:
Implementing PKI architectures (e.g. Entrust, Microsoft CA)




Directory services (Active Directory, LDAP)
On-premise email systems and gateways
Web proxy infrastructure
Data transfer platforms (NiFi)
Bonus points if you have:
Experience as a PKI Local Registration Authority (LRA)
A knack for evaluating and deploying new enterprise technologies
Experience in 24/7 service environments
Experience networking in a data center environment
Why CSE?
At CSE, diversity and inclusion aren’t just values—they’re mission-critical. We thrive on different perspectives and believe that innovation comes from collaboration. You’ll work in an open-minded, forward-thinking workplace where your voice matters.
Whether you're a seasoned expert or an emerging talent, if you're driven by purpose and excited by challenge, you’ll thrive here.
Be Part of Canada’s Best-Kept Secret
Join us—and discover why CSE is the most important organization you’ve never heard of.
Seniority level
~ Entry level

Employment type
~ Full-time

Job function
~ Information Technology

Industries
~ Government Administration

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📌 IT System Administrator (m/f/d) Full-time (Ottawa)
🏢 Communications Security Establishment Canada | Centre de la sécurité des télécommunications Canada
📍 Ottawa