Network Engineer 3/4 – Top Secret

Northrop Grumman

Network Engineer developing next generation technologies and managing their deployment at Northrop Grumman. Collaborating on innovative systems that impact global security environments.

Posted 6/17/2026full-timeEl Segundo • California, Colorado • 🇺🇸 United StatesMid-LevelSenior💰 $103,600 - $155,400 per yearWebsite

Tech Stack

Tools & technologies

AnsibleFirewallsPythonTypeScriptVMware

About the role

Key responsibilities & impact

Design and develop network architectures
Perform network hardware and software integration and testing
Document designs using detailed schematics, diagrams and specifications
Trade studies, documenting subsystem architectures, analyzing performance

Requirements

What you’ll need

Master's Degree in a STEM field with 3 years of relevant experience; OR a Bachelor's Degree in STEM field with 5 years of relevant experience
Security+ certification or greater
Current US Government Top Secret level security clearance
Ability to obtain, and maintain, access to Special Programs as a condition of continued employment
Extensive experience with Cisco device and associated enterprise software solution installation, configuration, administration, and management across routers, switches and firewalls
Experience and knowledge of IPv4/IPv6, VRF creation and maintenance, VPN configuration, IPsec tunnel configuration and management, IP schema definition, subnetting, VLANs and routing protocols
Hands-on experience and knowledge of L1 thru L6 networking
Experience with crypto and COMSEC including configuring HAPIEs, key loading and management
Bachelor's degree (preferred)
Network Engineering (preferred)
Active TS/SCI, Polygraph, or SAP/SAR access (preferred)
Understanding of network automation scripting using Ansible, Python, Bash and/or Shell (preferred)
Knowledge of virtualization technologies like VMware and their associated networking solutions (e.g. NSX) (preferred)

Benefits

Comp & perks

Health insurance coverage
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business
9/80 work schedule
401k matching program

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

network architecture designnetwork hardware integrationnetwork software integrationnetwork testingCisco device managementIPv4IPv6VPN configurationnetwork automation scriptingvirtualization technologies

Certifications

Master's Degree in STEMBachelor's Degree in STEMSecurity+ certificationTop Secret security clearance