# Firewall, VPN & DMZ Network Engineer

**Company**: Leidos
**Location**: Norfolk, VA
**Experience**: senior
**Job type**: full-time
**Salary**: $87,100.00 - $157,450.00
**Category**: Engineering
**Industry**: Technology

**Apply**: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Norfolk-VA/SRE-Transport---VPN-Firewall_R-00196423?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/job/firewall-vpn-and-dmz-network-engineer-3d587097-530/

## Description

We are seeking a skilled Firewall & VPN Network Engineer to join our Transport Operations team on the ‘Service Management, Integration and Transport’ (SMIT) Contract. As part of the Leidos team, you will play a pivotal role in delivering the Navy-Marine Corps Intranet (NMCI) to customers around the globe.

The successful candidate will be responsible for designing, implementing, and maintaining robust & mature global network security solutions. Your expertise in configuring enterprise-grade Juniper firewalls, managing DMZ environments, engineering secure Firewall/VPN solutions, and administering Cisco network appliances will be crucial.

**Primary Responsibilities**

- Support Current Operations for the United States Navy by providing VPN, DMZ, and Firewall Network Engineering Subject Matter Expertise (SME) for the largest Intranet in the world.

- Collaborate with the Network Operations Center, Network Administrators, and the Network Engineering Team to define and/or continuously improve:

+ Network Security Appliances (i.e., DMZ, VPN, Firewalls)   + Test and Validate Automation and best practice insertion opportunities.   + Lead development of Network SOPs/TTPs   + Continuous Service Improvements (CSI)   + System performance tuning and enhancements   + Create and maintain Engineering Implementation Plans (EIP)

- Plan and execute network upgrades and maintenance activities with the NMCI Operations Manager, NOC Lead, Release Management team, and other key stakeholders.

- Tier III escalation support and vendor engagement supporting Incident Management activities.

- Active participation in Root Cause Analysis for Problem Management activities.

**Requirements**

- B.S. Degree and 8–12 years of prior relevant experience.

- U.S. Citizen with an active DoD Secret security clearance.

- Must currently possess an active DoD 8570.01 IAT Level III Certification, i.e., CCNP Security, CISSP, or CASP+.

- Must currently possess an active Associate level Network Vendor Certification (from one of the following Vendors): Cisco, Juniper, Palo, F5 Networks.

- Ability to work or be called in to work during off-hours to meet customer mission support requirements.

- Participate in on-call rotation for Incident Management responsibilities among the Transport Operations team.

- Network Subject Matter Expert for operations providing Tier-III support to the NOC watch staff.

- Perform highly technical maintenance and configuration to firewalls, VPNs, and DMZ appliances.

- Extensive experience engineering and troubleshooting networks, including routing, switching, MPLS, VPNs, routing protocols (i.e., BGP, OSPF, IS-IS), switching protocols (i.e., Spanning Tree Protocol, VLANs, LLDP, VoIP), Multicast protocols, and emerging network technologies.

- Strong understanding and in-depth knowledge of IP network/subnet addressing.

- Extensive knowledge of defense-in-depth principles, Network architecture, Modern Network Topologies, Network appliance integrity, and common networking security elements.

- Ansible, Python, IaC network automation experience.

**Benefits**

- Pay Range: $87,100.00 - $157,450.00

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## Skills

### Required
- Juniper firewalls
- DMZ environments
- Firewall/VPN solutions
- Cisco network appliances
- network security
- Ansible
- Python
- IaC network automation
- BGP
- OSPF
- IS-IS
- Spanning Tree Protocol
- VLANs
- LLDP
- VoIP
- Multicast protocols

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Source: [Apply at leidos.wd5.myworkdayjobs.com](https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Norfolk-VA/SRE-Transport---VPN-Firewall_R-00196423?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)