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Salary: USD 146,000 - 194,000 / annual
Anduril Industries, a defense technology company, is seeking a Senior Network Security Engineer to serve as the senior technical authority for all classified network infrastructure supporting the Space team. The Space team develops AI-powered hardware and software systems for Space Domain Awareness, Space Control, and Command and Control for U.S. military and allied partners.
In this role, you will own the stability, security compliance, and lifecycle of all network hardware, encrypted connectivity, and cryptographic materials across all classification levels. You will be embedded within the Cyber team, which manages classified network infrastructure, firewall and segmentation policies, encrypted WAN connectivity, and COMSEC operations. This is a high-impact leadership position requiring deep expertise in secure network architecture, STIG/JSIG compliance, and COMSEC accountability.
Key responsibilities include:
- Design, engineer, and deploy network solutions supporting mission requirements across all classification levels
- Support deployment, maintenance, and optimization of enterprise network infrastructure including routers, switches, firewalls, and cryptographic equipment
- Troubleshoot and resolve complex network performance and connectivity issues; drive root cause analysis for major incidents
- Develop and maintain secure, highly available network architectures aligned with STIG compliance and JSIG posture requirements
- Collaborate with cross-functional teams and serve as a key stakeholder in the Change Advisory Board process
- Own operational health and full lifecycle of all network hardware, firewalls, routers, switches, and cryptographic equipment
- Serve as the definitive technical escalation for complex network incidents and COMSEC issues
- Ensure all network components maintain STIG compliance and JSIG posture; coordinate with the ISSM on network-level ConMon requirements
- Oversee all corporate classified WAN networks and manage connectivity across all sites and classification domains
- Maintain and enforce network segmentation policies and firewall rule sets aligned with JSIG protection level requirements
- Assist with configuration and maintenance of enterprise services including Active Directory, DNS, DHCP, WSUS/patch repositories
- Assist with development and maintenance of automation scripts and Ansible playbooks
- Assist with monitoring system health, performance, and security posture; respond to alerts and anomalies proactively
- Support ISSO-led vulnerability scanning and remediation, providing technical implementation for CAT I/II/III findings
- Assist with maintaining backup and recovery procedures, ensuring RPO/RTO targets are met
- Support IT Engineering Lead and ISSM during security assessments
REQUIREMENTS:
- Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field, or equivalent professional experience
- 8+ years of hands-on experience designing, implementing, and managing enterprise network infrastructure in classified environments
- Deep expertise in routing, switching, and firewall technologies including Cisco IOS-XE, NX-OS, and security appliances
- Demonstrated experience with COMSEC operations, including key management, material accountability, and NSA coordination
- Strong understanding of STIG compliance, JSIG requirements, and RMF processes as they apply to network infrastructure
- Experience maintaining and enforcing network segmentation policies and firewall rule sets in multi-domain classified environments
- Proven ability to lead root cause analysis for complex network incidents and implement permanent corrective actions
- Excellent communication skills with ability to serve as technical escalation point and mentor to junior engineers
- Industry certification such as CCNP Security, CCNP Enterprise, CISSP, or equivalent
- Eligible to obtain and maintain an active U.S. Secret security clearance
PREFERRED QUALIFICATIONS:
- Experience with MACsec, HSRP, VRF, VPC, ACLs, BGP, and EIGRP
- Recent hands-on experience with Cisco IOS-XE and NX-OS platforms
- Recent experience supporting Cisco FTD or ASA firewalls or VPN concentrators
- Experience overseeing classified WAN connectivity across multiple sites and classification domains
- Familiarity with Change Advisory Board processes and ITIL-aligned change management
- CCNP certification or equivalent advanced networking credential
