Top Secret Network Engineer – Principal/Senior

Northrop Grumman; San Diego (CA); On-site; USD 114,000 - 213,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

Northrop Grumman Aeronautics Systems in Rancho Bernardo, CA, is seeking a Principal Sr. Principal Electronic Network Engineer to join a high‑impact team. This on‑site role requires a Top Secret clearance and travel up to 25%.

You will design, implement, and maintain complex network infrastructure for integrated product teams. The position emphasizes IP subnetting, routing protocols, automation, and security, with opportunities across data center architectures and lab environments.

Qualifications

• Active DoD 8140 IAT Level II certification or higher.
• Bachelor’s/Master’s/PhD in STEM with proven engineering experience.
• Expertise with IP subnetting and TCP/IP routing protocols.
• Experience in network automation using Ansible, Python, Bash or Shell.
• Knowledge of network security features and data center architectures.
• Experience with Cisco ASA/Firepower and Palo Alto devices.
• Familiar with SNMP/SSH/Syslog/RADIUS/TACACS and DISA STIGs.

Responsibilities

• Design, implement, and support network infrastructure components (Routers/Switches/Firewalls).
• Monitor and optimize network performance and documentation.
• Troubleshoot complex network issues and support incident response.
• Develop automation for datacenter configurations; collaborate with engineers.
• Work with lab teams and software integration for end‑to‑end comms.

Skills

IP subnetting

TCP/IP routing

Network automation

Network security concepts

Data center design

Troubleshooting complex issues

Clearance handling

Education

Bachelor’s Degree in STEM

Master’s Degree in STEM

PhD in STEM

Tools

IAT Level II certification

Cisco Nexus

NSX VMware

SolarWinds

SuzieQ

Splunk

Cisco ISE

Kubernetes

Docker

GIT tools (GitHub/GitLab/Bitbucket)

Job description

Northrop Grumman Aeronautics Systems in Rancho Bernardo, CA, is seeking a Principal Sr. Principal Electronic Network Engineer to join a high‑impact team. This on‑site role requires a Top Secret clearance and travel up to 25%.

You will design, implement, and maintain complex network infrastructure for integrated product teams. The position emphasizes IP subnetting, routing protocols, automation, and security, with opportunities across data center architectures and lab environments.