Cybersecurity and Network Security Administrator
First seen by Alion on Oct 26, 2026.
Cybersecurity and Network Security Administrator
Location: Ottawa, ON (On-site)
Language: Strong written and spoken English communication skills
Salary: $70,000$110,000 annually, based on qualifications and experience
About the Opportunity
Are you passionate about cybersecurity and protecting the systems that keep organizations running? We're looking for a Cybersecurity and Network Security Administrator to join a team within the infrastructure and construction services sector, where you'll strengthen security operations, manage risks and support modern security initiatives.
Working alongside Infrastructure, Cloud, Networking, Business Systems and external security partners, you'll help safeguard critical technology environments. This is an opportunity to combine hands-on technical expertise with meaningful projects that enhance security, resilience and innovation.
What's In It for You
Competitive annual salary with bonus opportunities.
Employer-paid health and dental benefits and a retirement benefits program.
Extensive training, tuition reimbursement and professional development opportunities.
A collaborative, family-oriented environment that values teamwork and continuous improvement.
Employee discounts, rewards and exposure to evolving cloud security technologies.
Your Responsibilities
You'll investigate security incidents, coordinate with SOC/MSSP partners and improve threat detection and response.
You'll administer enterprise firewalls, VPNs, network segmentation and secure connectivity.
You'll manage Microsoft Entra ID, Conditional Access, Microsoft 365, Azure and Defender security controls.
You'll strengthen data protection through DLP, information protection and identity security initiatives.
You'll conduct risk assessments, review security architecture and recommend practical improvements.
You'll develop cybersecurity policies, technical standards and documentation.
You'll support Microsoft Purview, Fabric and emerging AI security governance initiatives.
Skills and Qualifications
5+ years of progressive IT experience, including 3+ years in cybersecurity, network or infrastructure security.
Hands-on expertise with firewalls, VPNs, TCP/IP, DNS, VLANs, routing, switching and network segmentation.
Experience securing Microsoft 365, Entra ID, Azure, SaaS applications and cloud workloads, including incident investigation.
Knowledge of Zero Trust, IAM, vulnerability management, security assessments and Defender for Cloud Apps.
Experience with security policy development, DLP, Microsoft Purview, Fabric, information protection, data governance and AI security.
Strong communication skills, with the ability to document technical findings and recommend practical remediation strategies.
Certifications such as CISSP, CISM, Security+, AZ-500, Microsoft Security, PCNSA or PCNSE are strong assets.
Note from the Hiring Manager
"We're looking for someone who enjoys solving complex security challenges and isn't afraid to bring new ideas forward. You'll have the opportunity to make a real impact, collaborate with knowledgeable teams and help shape how we strengthen our security environment."
Why Partner with Altis
If youve never worked with a staffing agency before, we make it easy. We work with top employers across Canada who have great jobs to fill, each vetted and verified by our team. When you apply for a job with Altis, we get to know you as a candidate and learn what your strengths are. Then, if youre a solid match, we handle all the logistics, advocating for you as a candidate for the role, providing access to coaching and connecting you directly with the hiring manager. And rest assured, all our services are free of cost for candidates.
We appreciate the time and effort all applicants invest in their submissions. Please note that only candidates shortlisted for this role will be contacted directly. However, your profile will remain under consideration for future opportunities that align with your experience and career goals.All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI-assisted tools to help review applications.