Senior Firewall Administrator

Job#: 3022469

Job Description:

About the Role

The Project Services department delivers large-scale IT infrastructure and security initiatives for the Health Authorities of British Columbia. We are seeking a Sr. Firewall Administrator with broad security engineering experience across hybrid cloud environments, modern security technologies, and secure infrastructure design.

While the title emphasizes firewall administration, the role goes beyond traditional firewalling. The successful candidate will support a wide portfolio of security functions, including cloud-native security controls, hybrid connectivity, micro-segmentation, PKI integration, and Zero Trust security patterns.

This position is ideal for a seasoned security professional who can provide both hands-on technical expertise and architectural insight.

Key ResponsibilitiesFirewall & Infrastructure Security

• Implement and modify firewall, proxy, VPN, WAF, and IDS/IPS rules to support project and security requirements.
• Troubleshoot firewall, VPN, WAF, and connectivity issues across on‑prem and cloud platforms.
• Progress production change requests related to zoning, firewalling, VPN, and security group activities.

Cloud Security & Hybrid Connectivity

• Configure and support Azure and AWS security controls, including NSGs, ASGs, and AWS security groups.
• Support hybrid connectivity between on-prem data centres and cloud environments (Azure, AWS).
• Translate traditional firewall/security rules into cloud‑native equivalents for project migrations.

Modern Security Engineering

• Contribute to micro-segmentation and east‑west traffic control using VMware NSX Distributed Firewall (DFW).
• Apply Zero Trust security concepts in project design and implementation.
• Integrate certificate management (PKI) into firewall, VPN, and secure connectivity workflows.

Documentation & Collaboration

• Maintain accurate technical and project documentation aligned with governance and compliance requirements.
• Collaborate with cybersecurity, network operations, and project teams to ensure secure implementation of project deliverables.
• Provide knowledge transfer to operational teams as required.

Qualifications & ExperienceEducation & Certifications

• Degree or technical diploma in Computer Science, Information Technology, or equivalent experience.
• Preferred certifications: CCNA, NSE (Fortinet), PCNSE (Palo Alto), Azure/AWS security certifications, or similar.

Core Experience (Minimum 4+ years)

We are looking for a Sr. Firewall Administrator with well-rounded security engineering experience, including:

Cloud & Hybrid Security (Strong Priority)

• Hands-on experience with Azure NSGs/ASGs and AWS security groups.
• Experience supporting secure hybrid connectivity and cloud migration projects.

Micro‑Segmentation & Zero Trust

• Experience with VMware NSX DFW, micro-segmentation, and policy-based security design.
• Understanding of Zero Trust principles and identity-based security models.

Identity & Certificate Security

• Familiarity with certificate management (PKI) and its integration into firewall/VPN authentication and SSL/TLS inspection.

Firewall, Networking & VPN

• Strong knowledge of network security principles, rule design, segmentation, and zoning.
• Operational experience with Fortinet, Palo Alto, and Cisco firewalls.
• Experience configuring and supporting site‑to‑site, remote access, and cloud-integrated VPNs.
• Exposure to on-prem and cloud-based WAFs.

Soft Skills & Attributes

• Strong analytical and troubleshooting skills.
• Excellent communication and documentation capabilities.
• Ability to manage multiple projects and deadlines.
• Customer-focused, collaborative, and highly self‑directed.

Why Join the Team?

• Work on impactful, large-scale security and infrastructure projects supporting healthcare services in BC.
• Engage with modern hybrid cloud platforms and advanced security technologies.
• Collaborative environment with opportunities to influence security design and implementation.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.