Leidos · 2 months ago
Senior RONIN Network Security Engineer
United States
Full-time
Remote
Senior Level, Lead/Staff
$112K/yr - $203K/yr
10+ years expLeidos has an immediate need for a Senior RONIN Network Security Engineer on their AGUN Program. This role is responsible for engineering, operating, and maintaining secure network security solutions to ensure mission assurance and resilience across Army environments.
ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Engineer, operate, and maintain secure RONIN network security solutions within the AGUN enterprise, ensuring mission assurance and network resilience across distributed Army environments
Partner with AGUN stakeholders and technical teams to integrate RONIN capabilities into existing and emerging network architectures to enhance operational continuity
Analyze and optimize complex firewall and segmentation policies supporting secure, dynamic node-to-node interconnectivity under contested or degraded conditions
Support implementation of Zero Trust Network Access (ZTNA) frameworks and adaptive routing technologies that enhance RONIN node performance and survivability
Lead troubleshooting and mitigation of high-impact network and security events affecting RONIN operations, coordinating with the AGUN Cybersecurity Service Provider (CSSP)
Integrate resilient network design, load balancing, and recovery mechanisms into operational processes and capacity planning
Conduct network anomaly detection, security forensics, and performance monitoring to ensure optimal RONIN node integrity and operational readiness
Ensure compliance with DoD STIGs, Army cybersecurity policy, and other applicable directives for secure network operations
Develop and maintain technical documentation, topology diagrams, and configuration baselines using collaborative platforms and version-controlled repositories
Qualification
Required
Must currently possess and be able to maintain an active DoD SECRET security clearance
Bachelor's degree with 12+ years of experience, or Master's degree with 10+ years of experience (additional directly applicable experience may substitute for degree)
Active DoD IAT Level II (e.g., Security+) certification or equivalent prior to start
Expert understanding of network security, segmentation, and virtualization technologies, including VSYS and multi-tenant environments
Demonstrated experience with LAN, WAN, BGP, TCP/UDP, IPSec, VPN, L2/L3 routing, and firewall operations within hybrid or virtualized infrastructures
Experience with one or more enterprise management platforms such as Palo Alto Panorama, Cisco ISE, Tenable Security Center, VMWARE vSphere, Redhat Openshift, Cisco Prime, Cisco DNA, or Junos Space
Proven ability to apply DoD STIGs and system hardening standards to enterprise network environments
Experience with two or more of the following vendor technologies: Cisco, Juniper, Palo Alto, Dell, RAVPN, GlobalProtect, or AppGate
Working knowledge of SFTP, SSH, SCP, MPLS, SNMP, and NTP
Ability to work collaboratively in a high-tempo, mission-driven environment, executing complex troubleshooting and resolution efforts
Strong written and verbal communication skills
Willingness to work non-standard shifts to support mission operations
Ability to travel up to 10%
Preferred
Experience supporting Army or DISA network modernization/migration programs
Hands-on experience with Palo Alto Next-Generation Firewalls (NGFW) and advanced rule-base design
Familiarity with NetSecOps tools such as Git, GitLab CI/CD, Ansible, Terraform, and Puppet
Scripting experience in Python for automation and configuration management
Expertise in resilient and distributed enterprise network architecture design
Comprehensive understanding of U.S. Army network security and compliance standards
Company
Leidos
Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2025-02-20Post Ipo Debt
2013-09-17IPO
Leadership Team
James Carlini
Chief Technology Officer
Theodore Tanner
Chief Technology Officer
Recent News
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2025-12-16
2025-12-16
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