Why This Job is Featured on The SaaS Jobs
Infrastructure Security Engineer roles are pivotal in modern SaaS, where customer trust depends on how reliably cloud platforms are secured and audited. This listing stands out because it sits at the intersection of cloud infrastructure and regulated delivery, with explicit reference to Protected B environments and Canadian government security standards. In the wider SaaS ecosystem, that combination signals work that goes beyond baseline cloud hardening into operational security that can support enterprise and public sector adoption.
For a SaaS security career, the experience is broadly transferable: designing controls across AWS, GCP, and Azure, securing Kubernetes-based platforms, and using infrastructure as code to make security repeatable. The emphasis on logging, monitoring, incident response, and vulnerability testing maps directly to the day-to-day realities of running production SaaS at scale, where security has to be embedded in engineering workflows rather than treated as a periodic review.
This role fits professionals who like building clear security posture from ambiguous requirements and documenting decisions for auditability. It will appeal to engineers who prefer hands-on platform work and can communicate tradeoffs to both technical and non-technical stakeholders, especially those comfortable operating in clearance-aware environments.
The section above is editorial commentary from The SaaS Jobs, provided to help SaaS professionals understand the role in a broader industry context.
Job Description
Who are we?
Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI.
We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. We like to work hard and move fast to do what’s best for our customers.
Cohere is a team of researchers, engineers, designers, and more, who are passionate about their craft. Each person is one of the best in the world at what they do. We believe that a diverse range of perspectives is a requirement for building great products.
Join us on our mission and shape the future!
Security Clearance: Active Secret+ clearance strongly preferred; candidates eligible and willing to obtain clearance will also be considered.
More information about Canadian Security Clearance is available here.
As an Infrastructure Security Engineer, your key responsibilities include:
Deploy, and manage infrastructure for Protected B classified environments, ensuring compliance with ITSG-33 and Canadian government standards
Design and implement security controls for cloud (AWS, GCP, Azure) and hybrid/multi-cloud deployments
Evaluate, implement, and manage security tools and technologies for training cluster and inference infrastructure hardening
Implement security best practices including IAM, encryption, logging, and monitoring
Participate in security incident response activities, including detection, analysis, containment, and remediation
Conduct regular vulnerability assessments and penetration testing of infrastructure components
Maintain comprehensive security documentation, procedures, and configurations for classified environments
Maintain active Secret+ security clearance and adhere to all Canadian government security protocols
You may be a good fit if:
You have 5+ years of previous experience in Infrastructure security
Proven experience with Protected B environment setup, configuration, and management
Knowledge of Canadian government security standards and compliance requirements
Have hands-on experience with Kubernetes in both development and production environments
Experience with infrastructure as code (Terraform) and configuration management
You are comfortable with ambiguity and are able to make informed decisions with little data.
You understand secure engineering best practices, can articulate problem statements, and propose solutions to both technically savvy and non-technical audiences.
Experience working with AI/ML systems or LLM-based applications
If some of the above doesn’t line up perfectly with your experience, we still encourage you to apply!
We value and celebrate diversity and strive to create an inclusive work environment for all. We welcome applicants from all backgrounds and are committed to providing equal opportunities. Should you require any accommodations during the recruitment process, please submit an Accommodations Request Form, and we will work together to meet your needs.
Full-Time Employees at Cohere enjoy these Perks:
🤝 An open and inclusive culture and work environment
🧑💻 Work closely with a team on the cutting edge of AI research
🍽 Weekly lunch stipend, in-office lunches & snacks
🦷 Full health and dental benefits, including a separate budget to take care of your mental health
🐣 100% Parental Leave top-up for up to 6 months
🎨 Personal enrichment benefits towards arts and culture, fitness and well-being, quality time, and workspace improvement
🏙 Remote-flexible, offices in Toronto, New York, San Francisco, London and Paris, as well as a co-working stipend
✈️ 6 weeks of vacation (30 working days!)
