Senior Network Security Engineer, Space

Costa Mesa · Costa Mesa, CA (OC-00) · USD 146,000-194,000 · 8+ years experience · Posted Sep 24, 2026

At a glance

Anduril Industries is seeking a Senior Security Network Engineer to serve as the senior technical authority for all classified network infrastructure on the Space team.
The role involves owning the stability, security compliance, and lifecycle of network hardware, encrypted connectivity, and cryptographic materials across all classification levels.
This high-impact leadership position is embedded within the Cyber team and requires deep expertise in secure network architecture, STIG/JSIG compliance, and COMSEC accountability.

Design, engineer, and deploy network solutions supporting mission requirements across all classification levels
Support the 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 network incidents and implement permanent solutions
Develop and maintain secure, highly available network architectures aligned with STIG compliance and JSIG posture requirements
Collaborate with cross-functional teams to implement technical solutions and serve as a key stakeholder in the Change Advisory Board (CAB) process for all network-impacting changes
Own the 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

Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a 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 the ability to serve as a 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

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 (CAB) processes and ITIL-aligned change management
CCNP certification or equivalent advanced networking credential

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