Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Compensation

$100,000 - $110,000

Working hours

Regular working hours

Job source

www.clearancejobs.com

Tech stack

Border Gateway Protocol Computer Networks Virtual Private Networks (VPN) Multi-protocol Systems Python (Programming Language) Network Security Network Configuration and Change Management Routing Open Shortest Path First (OSPF) Ansible Virtual Local Area Networks Software Vulnerability Management

+7 more

Firewalls (Computer Science) Juniper SC Clearance Infrastructure Automation Frameworks Palo Alto Networks Open Network Automation Platform Cisco

Job description

• Configure, maintain, and troubleshoot enterprise firewalls, VPNs, and DMZ environments, primarily using Juniper and Cisco technologies.
• Provide Tier III engineering support, incident resolution, root cause analysis, and vendor escalation.
• Execute firewall upgrades, security hardening, vulnerability remediation, and network configuration changes.
• Develop implementation plans, SOPs, TTPs, and technical documentation.
• Support routing, switching, network security, and enterprise connectivity initiatives.
• Participate in maintenance windows, after-hours support, and on-call rotations.
• Assist with network automation using Python, Ansible, and infrastructure-as-code tools.

Requirements

• Active Secret clearance
• Bachelor’s degree
• 5-8+ years of experience
• Active IAT Level III certification
• Active associate-level certification from Cisco, Juniper, Palo Alto, F5
• Extensive hands-on experience with Juniper firewalls, enterprise VPNs, and DMZ architecture.
• Strong understanding of BGP, OSPF, MPLS, VLANs, ACLs, routing, switching, and network security.
• Experience supporting enterprise network infrastructure, security remediation, and complex technical troubleshooting.
• Availability for onsite work, off-hours maintenance, and on-call support., Keywords: Senior Network Engineer, Firewall Engineer, VPN Engineer, Juniper, Cisco, Palo Alto, F5, SRX, VPN, DMZ, Network Security, Tier III, BGP, OSPF, MPLS, VLAN, ACL, Routing, Switching, Security Hardening, Vulnerability Remediation, CISSP, CASP+, CCNP Security, IAT Level III, Ansible, Python, Secret Clearance, DoD, NMCI.

Benefits & conditions

• Compensation: $100,000-$110,000 depending on experience
• Benefits: Medical, Dental, Vision, 401(k) Plan, Holidays, PTO, and sick leave as required by law

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