Senior Network Security Engineer

Role: Network Security Engineer

Location:  Remote

Job Type: Contract Long Term

Experience: 10-15yrs

Job Description:

Client is seeking a highly skilled Network Security Engineer to support, implement, and optimize enterprise network security infrastructure across on-premises and cloud environments. The ideal candidate will have strong hands-on expertise in firewalls, secure network access, VPN technologies, SD-WAN, and modern network security solutions aligned with Zero Trust and SASE principles.

The engineer will work closely with architecture, infrastructure, cloud, and operations teams to ensure secure, scalable, and resilient network environments supporting global business operations.

Key Responsibilities

• Implement, configure, and support enterprise network security solutions across on-prem and cloud environments
• Manage and optimize firewalls, VPNs, IDS/IPS, web security, and secure remote access technologies
• Support Zero Trust and SASE/SSE initiatives under the guidance of Network Security Architecture teams
• Monitor network security posture and respond to security incidents, vulnerabilities, and threats
• Troubleshoot complex network and security issues across LAN, WAN, SD-WAN, and cloud connectivity
• Configure and maintain routing and switching protocols including BGP, OSPF, EIGRP, TCP/IP, and UDP
• Collaborate with cross-functional teams for secure network design, deployment, and operational support
• Assist in implementing security policies, standards, and compliance requirements
• Evaluate and recommend network security improvements, optimizations, and automation opportunities
• Support network observability and automation initiatives
• Maintain documentation for network configurations, security controls, and operational procedures
• Stay updated on emerging network security technologies and industry best practices

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field (or equivalent experience)
• 5+ years of hands-on experience in Network Security Engineering
• Strong experience with enterprise firewall technologies and network security platforms
• Solid understanding of, Zero Trust Network principles, SASE/SSE solutions, SD-WAN technologies and VPN technologies and secure remote access
• Hands-on experience with one or more solutions such as, Zscaler ZIA/ZPA, Palo Alto Prisma Access, Cisco Secure Access and Next-Generation Firewalls (NGFW)
• Strong understanding of, TCP/IP, UDP, BGP, OSPF, EIGRP, DNS, DHCP, NAT and TLS/SSL, PKI
• Experience with IDS/IPS, Deep Packet Inspection, Malware Protection technologies
• Familiarity with cloud networking and security concepts in AWS and/or Azure
• Experience with network monitoring, logging, and observability tools
• Exposure to network automation tools and scripting is preferred
• Strong troubleshooting, analytical, and communication skills

Preferred Certifications

• CCNP Security
• Palo Alto Certifications