Zero Trust Network Engineer

Job Description

GDIT is the leading systems integrator in the Zero Trust Defense sector market—developing and delivering innovative solutions to government customers. Our Zero Trust business continues experiencing rapid growth, and this is an opportunity to join our team and be a part of creating Cybersecurity solutions that make a real impact. As a Network Engineer on an Enterprise Zero Trust Program for a DoD client, your responsibilities will include:

• Contributing to the design, implementing, and maintaining a high distributed network aligning to zero trust principles
• Contributing to the designing and implementing SD-WAN based network architecture spanning dozens of sites at a global scale
• Configuring, installing, and managing network hardware (routers, switches, firewalls) and software
• Planning, executing, and documenting network upgrades, expansions, and optimizations
• Designing and establishing protocol compatibility standards
• Serve as a subject matter expert in zero trust network architecture
• Maintaining comprehensive network documentation, including architecture diagrams, rack elevations, SOPs, and configuration logs
• Diagnosing and resolving complex network issues, including those related to performance, security, and connectivity
• Analyzing network traffic, to ensure successful system operations
• Developing and implementing disaster recovery plans to ensure network resilience
• Supervising and mentoring junior network engineers
• Working with other IT teams (e.g., systems administrators, security specialists, application engineers) to ensure network integration and interoperability
• Working with vendors to select, purchase, and implement network equipment
• Ensuring that the network meets relevant industry standards, DoD regulations, and DoD ZT requirements as defined in the DoD ZT Execution Roadmap

Basic Qualifications:

• 5-8 years of experience in network security or network engineering roles, with a focus on Zero Trust, network security, software defined networks, and SD-WAN
• Experience in designing, implementing, and managing networks, including LAN/WAN and SD-WAN
• Knowledge of zero trust network security best practices, including firewalls and macro/micro-segmentation
• Deep understanding of routing & switching, multicast, and QoS
• Excellent troubleshooting and problem-solving skills
• Knowledge of common security threats and protections to network, cloud, and endpoint resources
• Knowledge and experience in log forwarding and event correlation with an enterprise grade SIEM
• Knowledge and experience with public cloud networking and security technologies in AWS, Azure, and/or GCP
• Clear and concise written and verbal communication skills
• Highly self-motivated
• Detail oriented

Required Skills/Knowledge:

• Bachelor's Degree and 5-8 years of technical experience in Network Security or Network Engineering with large-scale enterprise/global networks in high-paced, diverse environment
• Current Secret clearance
• DoD 8570 IAT Level II certification
• Experience with network security technologies (Palo Alto, Cisco, Juniper, etc.)
• Strong expertise in firewall architecture and security best practices
• Extensive experience in the design, configuration, troubleshooting, and administration of highly distributed and segmented networks and network security technologies
• Experience implementing SD-WAN solutions
• Expertise with common network protocols including but not limited to: BGP, OSPF, STP, ARP, VLANs, Trunking, LACP, VPCs, ICMP, LDAP, RADIUS, DNS, DHCP, HTTP, TLS, SMTP, SSH, SCP
• Strong knowledge and hands-on experience with Public Key Infrastructure (PKI) and certificates

Desired Skills/Knowledge:

• Implementation and administration experience with application centric network technologies (load balancers, WAF/WAAP)
• Strong analytical and troubleshooting skills with the ability to diagnose and resolve complex network issues
• Familiarity with the MITRE ATT&CK framework
• Familiarity with NIST SP 800 series
• Additional certifications related to Security and Router/Switch are a plus

GDIT IS YOUR PLACE

• At GDIT, the mission is our purpose, and our people are at the center of everything we do.
• .Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Flexibility: Full-flex work week to own your priorities at work and at home
• Community: Award-winning culture of innovation and a military-friendly workplace

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