Network security / Firewall Consultant

Calgary, AB
On-site
Posted Oct 9, 2026
1 position

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Employment type: Contract
Experience level: Lead · 10+ years
Minimum education: Bachelor’s degree
Posting language: English
Working hours: 40 hours per week
Seniority: Associate
Application method: Direct apply is available

Job summary

Provide Level 3 support for Palo Alto and Cisco firewalls, resolving complex security incidents and outages. Design and manage firewall policies, VPNs, upgrades, monitoring, incident analysis, compliance, documentation, and collaboration with security and infrastructure teams.

Job details

Hi, Hope you are doing well. I have an immediate requirement. Please let me know if you are interested in this role, and share your updated resume Role : Network security / Firewall Consultant Location :- Calgary, AB (Onsite) Mode: Contract Job Description: Key Responsibilities 1. Provide Level 3 support for Cisco ASA, Cisco Firepower (FTD/FMC), and Palo Alto firewalls. 2. Troubleshoot and resolve complex network security incidents, escalations, and service outages. 3. Design, review, and implement firewall security policies, NAT rules, and access control lists. 4. Configure and support Site-to-Site VPNs, Remote Access VPNs, IPSec, and SSL VPN solutions. 5. Perform firewall upgrades, migration activities, patching, and firmware management. 6. Conduct root cause analysis (RCA) and prepare incident/problem management reports. 7. Monitor firewall health, performance, capacity, and security threats. 8. Support IDS/IPS, URL Filtering, Threat Prevention, and Application Control features. 9. Collaborate with SOC, Network, Cloud, and Infrastructure teams during major incidents and security events. 10. Ensure compliance with security standards, audit requirements, and change management processes. 11. Participate in on-call support and major incident bridges. 12. Create and maintain technical documentation, SOPs, and knowledge base articles. Technical Skills Primary Skills: 1. Palo Alto Networks (PAN-OS, Panorama) 2. Cisco ASA 3. Cisco Firepower (FTD/FMC) 4. Firewall Policy Management 5. NAT, ACL, Routing & Switching 6. VPN Technologies (IPSec/SSL VPN) Secondary Skills • Cisco Routers & Switches • Network Segmentation • IDS/IPS • F5 Load Balancer • AWS/Azure Network Security • Splunk, SolarWinds, Infoblox • Python scripting for automation (preferred) Experience & Qualifications • 6–10+ years of experience in Network Security / Firewall Administration. • Minimum 4+ years of hands-on experience with Palo Alto and Cisco Firewall platforms. • Strong understanding of TCP/IP, Routing Protocols, VPNs, and Security Architecture. • Experience in Incident, Change, and Problem Management processes. • Bachelor's degree in Computer Science, IT, or related field. Preferred Certifications • PCNSE (Palo Alto Networks Certified Network Security Engineer) • CCNP Security / CCIE Security • Cisco Firepower Certifications • ITIL Foundation Key Competencies • Advanced Troubleshooting • Incident & Problem Management • Security Risk Assessment • Stakeholder Communication • Documentation & Knowledge Management • Team Mentoring and Technical Leadership Thanks, Ravi Kumar Raas Infotek Newark, DE 19702 Direct No: 302-286-9894 Email: Ravi.kumar@raasinfotek.com

What you’ll do

Requirements

Requires 6–10+ years of network security or firewall administration experience, including at least 4 years of hands-on experience with Palo Alto and Cisco firewall platforms. Candidates should have strong TCP/IP, routing, VPN, and security architecture knowledge, experience with incident/change/problem management, and a bachelor's degree in Computer Science, IT, or a related field; relevant security certifications are preferred.