Cybersecurity and Network Security Administrator

DUTIES & RESPONSIBILITIES:

The Security Administrator will be responsible for implementing, maintaining, monitoring, and continuously improving the organization's cybersecurity program. This role will work closely with Infrastructure, Cloud, Networking, Business Systems, external Security Operations Centre (SOC) partners, and business leaders to identify risks, investigate security incidents, implement security controls, and support strategic cybersecurity initiatives. This position requires someone who is technically strong, highly organized, capable of managing multiple priorities simultaneously, and able to communicate effectively with both technical teams and executive leadership.

REQUIREMENTS

- Five or more years of progressive IT experience, including at least three years in cybersecurity, network security or infrastructure security.
- Hands-on experience administering enterprise firewalls, VPNs, segmentation and network security controls.
- Experience securing Microsoft 365, Entra ID or Azure environments.
- Experience investigating security alerts or incidents.
- Strong knowledge of TCP/IP, DNS, routing, switching, VLANs and identity security.
- Strong written and verbal communication skills.
- Ability to produce technical documentation and practical remediation recommendations.
- Knowledge of Zero Trust Architecture and modern Identity and Access Management (IAM) principles.
- Experience securing SaaS applications and cloud workloads.
- Familiarity with vulnerability management platforms and security assessment tools.

ADDITIONAL PREFERRED QUALIFICATION****S:

- Formal security policy development.
- DLP implementation.
- Microsoft purview and Fabric.
- AI security and governance.




- Defender for Cloud Apps.
- Experience implementing or supporting Information Protection or Data Governance solutions.
- Industry certifications such as CISSP, CISM, Security+, Microsoft Security certifications, Azure Security Engineer Associate (AZ-500), or Palo Alto Networks certifications (PCNSA, PCNSE) are considered strong assets.

PERSONAL ATTRIBUTES:

The successful candidate will

- Be an organized, self-motivated skilled with a strong sense of ownership and accountability.
- Possess exceptional analytical and troubleshooting abilities and be able to quickly assess, prioritize, and resolve complex security issues.
- Think critically under pressure and approach security incidents methodically.
- Stay current with emerging cyber threats, cloud security trends, AI technologies, and modern attack techniques.
- Balance business requirements with security best practices while maintaining a practical, risk-based approach.
- Build positive working relationships across all areas of the organization.
- Communicate complex technical concepts clearly to technical staff, business users, and executive leadership.
- Possess excellent interpersonal skills and maintain a customer-service mindset while supporting internal stakeholders.





WHY JOIN US? This is an exciting opportunity to become part of a growing cybersecurity program within one of Ottawa's leading construction organizations.

You will have the opportunity to work with modern enterprise technologies, cloud security platforms, AI governance initiatives, Data Loss Prevention, Security Operations, and enterprise security architecture.

As cybersecurity continues to evolve, you'll play a key role in helping shape the organization's security strategy while working on meaningful projects that directly protect our people, data, operations, and reputation.

If you're passionate about cybersecurity, enjoy solving challenging technical problems, and want to make a measurable impact in a dynamic enterprise environment, we encourage you to apply.

COMPENSATION:

The expected salary range for this position is $70,000 - $100,000 annually. Placement within the range is dependent on a variety of factors including qualifications and experience.

TOMLINSON OFFERS

- Competitive wages
- Bonus programs
- Employer paid health and dental benefits
- Extensive training programs and tuition reimbursement
- Retirement benefits program
- Family-oriented team environment
- Employee discounts and other rewards programs

The Tomlinson Group of Companies encourages applications from all qualified candidates. Please contact Human Resources if you need accommodation at any stage of the application process or want more information on our accommodation policies. We are committed to leveraging the latest technology to enhance our recruitment process. We may use AI tools in the screening and selection of candidates to efficiently and fairly assess all applicants. A Recruiter will review all results generated by AI. If you have any questions, please contact our HR department.

📌 Cybersecurity and Network Security Administrator (Ottawa)
🏢 R.W. Tomlinson
📍 Ottawa