Senior On-Site Network Admin — Classified

Northrop Grumman; United States; On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

Northrop Grumman in Redondo Beach, CA is seeking a Network Communications Administrator to maintain and optimize classified network systems. The role requires on-site work and a Secret clearance, with responsibilities spanning LAN/WAN, VPNs, encryption, and security appliances in a high-assurance environment.

You will design, implement, and support large-scale networks, lead upgrades of routing/switching platforms, coordinate with government customers and internal teams, and ensure security

Qualifications

• Experience managing complex LAN/WAN environments in secure settings.
• Knowledge of encryption and security appliance configurations.
• Ability to design and implement scalable network architectures.

Responsibilities

• Perform Network Communications activities in support of classified government contracts.
• Maintain operations of LAN/WAN/VPNs and encryption technologies.
• Plan, design, configure, and implement LAN/WAN solutions that meet mission requirements.
• Lead the configuration, testing, and rollout of routing/switching platforms and security devices.
• Coordinate with program managers to present capacity planning and performance forecasts.
• Develop and maintain enterprise network standards, policies, and documentation; ensuring security compliance.
• Resolve incidents and coordinate cross-functional teams to restore services.
• Provide second-level support for network, hardware, software, and telecom issues.

Skills

LAN/WAN

VPN technologies

Security appliances

Network design

SDWAN

Zero Trust

Network troubleshooting

Cross-functional collaboration

Tools

ServiceNow

JIRA

Cisco IOS

Job description

Northrop Grumman in Redondo Beach, CA is seeking a Network Communications Administrator to maintain and optimize classified network systems. The role requires on-site work and a Secret clearance, with responsibilities spanning LAN/WAN, VPNs, encryption, and security appliances in a high-assurance environment.

You will design, implement, and support large-scale networks, lead upgrades of routing/switching platforms, coordinate with government customers and internal teams, and ensure security