Gray Analytics is seeking a Principal Network Engineer to support the Missile Defense Agency's GMD Cyber-integrated Pipeline for Enhanced Resilience (CIPHER).
The engineer will support enterprise network discovery, Zero Trust architecture, network analysis, cybersecurity engineering, and comprehensive network mapping within classified environments.
Responsibilities
- Conduct enterprise network discovery and asset identification.
- Guide development of physical, logical, and data-flow network diagrams
- Create and maintain authoritative network inventories.
- Map trust relationships, identity services, authentication, and authorization mechanisms.
- Analyze routing, switching, VLANs, VPNs, firewalls, and segmentation supporting Zero Trust.
- Support Zero Trust Architecture implementation and gap assessments.
- Validate network configurations with Government stakeholders.
- Support RMF, cATO, STIG compliance, and cybersecurity documentation.
- Prepare engineering reports, dependency matrices, and technical documentation.
- Perform passive and log analysis using tools such as Wireshark / tshark, tcpdump, tcpview, Zeek, NetworkMiner, and p0f, Arkime, Security Onion.
- Perform active discovery and enumeration using tools such as: Nmap, arp-scan, and Netdisco, Masscan, and SecureCRT.
Requirements
- BS in Computer Science, Cybersecurity, Information Systems, Network Engineering, or equivalent experience.
- 15+ years of enterprise network engineering experience.
- Experience with OSI Layer networking, TCP/IP, routing, switching, VLANs, VPNs, and firewalls.
- Experience with network documentation.
- Experience working within Windows and Linux systems.
- Experience supporting DoD classified environments.
- Active DoD Secret clearance.
- Ability to travel approximately 15% CONUS with potential OCONUS.
- Security+
- Network+
Desired Qualifications
- Zero Trust Architecture (NIST SP 800-207)
- GitLab CI/CD, Jenkins, Kubernetes, Terraform
- CCNA-Security, JNCIA, JNCIS-DevOps, CySA+, CCNP, CCIE
- Missile Defense Agency experience