Senior Network Security Engineer

2 weeks ago

Lahore, Punjab, Pakistan Next Generation Technology Solutions Full time

Direct message the job poster from Next Generation Technology Solutions

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Job Location: Lahore Office

Job Type: Full-Time

Experience Level: Senior

Reports To: Head of Technology

Number of Positions: 02

Job Summary:

NGTSOL is seeking a highly skilled Senior Network Security Engineer with deep expertise in firewall security, routing, and cloud networking. The ideal candidate will have expert-level proficiency in Palo Alto Firewalls, Cisco security solutions, AWS/Azure networking, and complex BGP/OSPF environments. This role involves managing next-gen security features, VPNs, secure DNS, and enterprise-grade load balancing across a multi-cloud and hybrid infrastructure.

Key Responsibilities:

Firewall & Security Management:

  • Expert-level management of Palo Alto Firewalls, including advanced features such as:
  • URL Filtering
  • External Dynamic Lists (EDL)
  • Antivirus & Vulnerability Protection
  • File Blocking
  • SSL Decryption
  • Active Directory Integration for user-based policies
  • Hands-on experience with Palo Alto Panorama for centralized firewall management, configuration, and monitoring.
  • Cisco Umbrella administration for secure DNS and URL filtering.
  • Cisco ASA and Cisco Firepower management, implementing URL, Threat, and Malware protection policies.
  • Cisco ISE administration for device authentication and access control policies.

Routing & VPN Management:

  • Managing complex BGP and OSPF environments, ensuring optimal routing across enterprise networks.
  • Managing VTI-based VPN tunnels using Cisco and Palo Alto Firewalls for secure site-to-site connectivity.
  • Understanding of certificate chains and their role in SSL decryption, troubleshooting certificate-related firewall issues.
  • Big-IP F5 LTM and DNS administration, ensuring high availability and optimal traffic distribution across enterprise applications.
  • AWS and Azure networking management, including VPC, VNets, and security groups.
  • On-Prem to Cloud connectivity, implementing and managing Direct Connect (AWS) and ExpressRoute (Azure).

Data Center Networking:

  • Cisco Nexus switching expertise, including advanced data center networking features.

Qualifications & Experience:

  • 8+ years of hands-on experience in network security and firewall administration.
  • Expertise in Palo Alto Networks firewalls and Panorama management.
  • Strong knowledge of Cisco security products, including ASA, Firepower, Umbrella, and ISE.
  • Advanced experience with BGP, OSPF, and VPN technologies in enterprise environments.
  • F5 LTM and DNS expertise for application and traffic management.
  • Cloud networking experience in AWS and Azure, including hybrid connectivity solutions.
  • Proficiency in Cisco Nexus switching for data center environments.

Certifications (Preferred but not Required):

  • Palo Alto Networks PCNSE (Palo Alto Networks Certified Network Security Engineer)
  • Cisco CCNP Security or CCIE Security
  • AWS Certified Advanced Networking – Specialty
Seniority level
  • Mid-Senior level
Employment type
  • Full-time
Job function
  • Information Technology
  • Industries
  • IT Services and IT Consulting
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