Northrop Grumman
Network Communications Administrator 3/4 - Secret
United States-California-Redondo Beach
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hirly's read of this role
- Seniority
- Mid level
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 3 Oct 2026
Derived automatically from the posting. Upload your resume above to see how the role scores against it.
the posting
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: Secret
TRAVEL: Yes, 10% of the Time
Description
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological solutions to enable strategic objectives. We’re looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we will support yours by expanding your personal network and developing skills, whether you are new to the field or an industry thought leader. At Northrop Grumman, you will have the resources, support, and team to do some of the best work of your career.
The Northrop Grumman CIDO Classified Solutions team is seeking a Network Communications Administrator to support information system lifecycle activities. The selected candidate will be required to work on-site, full-time at our Redondo Beach, CA location.
Note : Due to the classified nature of the work being performed, this position does not offer any virtual or telecommute working options. Applicants are encouraged to apply, only if they are willing to work on-site.
The responsibilities of this role include, but are not limited to, the following:
Perform Network Communications activities in support of classified government contracts.
Maintains operations of LAN/WAN/VPNs and encryption technologies.
Plans, designs, configures, and implement small to medium scale LAN/WAN solutions that meet mission-requirements.
Lead the configuration, testing, and roll-out of routing/switching platforms and security appliances .
Contribute to proposing technical network design solutions to management.
Conduct capacity planning, performance forecasting, and present recommendations to program managers.
Develop and maintain enterprise-wide network standards, policies, and documentation; ensuring security compliance.
Resolve incidents (WAN failures, security events, etc.) within expected tolerances, coordinating cross functionally with teams as needed.
Coordinate third-party maintenance for network equipment.
Provide second-level support resolution of technical problems and answers queries by telephone, in support of internal customers computer hardware, software, network, and telecommunications systems.
Work performed independently; senior staff may provide strategic guidance.
Lead customer engagements; define requirements, develop implementation schedules, and oversee delivery.
Implement and troubleshoot LAN/WAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols.
Support environments by means of ticketing requirements systems (ServiceNow, JIRA, etc.).
Define and execute long-term network architecture roadmaps, such as SDWAN, ZeroTrust, and cloud-enabled networking, ensuring alignment with enterprise security and compliance requirements.
Lead the design, integration, and implementation of large-scale, multidomain networks supporting classified missions, and oversee network migrations and cyber resilience initiatives.
Serve as a senior technical liaison to government customers and internal leadership, negotiating requirements, delivering status briefings, and participating in external technical forums, proposals, and procurement discussions.
Author, maintain, and enforce enterprise-wide network standards, policies, and security frameworks; regularly audit compliance and champion continuous improvement initiatives.
Provide advanced monitoring, analysis, and planning for network systems, coordinating third-party maintenance as needed and supporting environments through ticketing systems (e.g., ServiceNow, JIRA).
Deliver third-level technical support for complex network, hardware, software, and telecommunications issues
Develop innovative technical solutions to complex problems, support project designs, clarify requirements, and ensure solutions adhere to established standards.
Raise issues requiring management attention and measure performance against KPIs, implementing corrective actions to exceed operational standards.
Provide senior-level technical expertise by mentoring junior and experienced team members, fostering their professional growth and enhancing team capabilities
Lifts and moves equipment up to 50 pounds.
Work after hours, and weekends, as needed.
This position may filled at a higher level based on the qualifications listed below.
Basic Qualifications for Level 3:
Master's Degree with 3 years of relevant experience; OR a Bachelor's Degree with 5 years of relevant experience; OR an Associate's Degree with 7 years of relevant experience; OR a High School diploma (or equivalent) with 9 years of relevant experience is required
Candidates must have a current US Government Secret level security clearance (or higher) in order to be considered, and have the ability to obtain and maintain a US Government Top Secret level security clearances as a condition of continued employment
Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of employment
Must have a Security+ certification or greater to be considered
Experience designing and maintaining LAN/WAN based networks, managing routing protocols on large LAN environments, and experience with routers, switches, and firewalls
Basic Qualifications for Level 4:
Master's Degree with 6 years of relevant experience; OR a Bachelor's Degree with 8 years of relevant experience; OR an Associate's Degree with 10 years of relevant experience; OR a High School Diploma (or equivalent) with 12 years of relevant experience is required
Candidates must have a current US Government Secret level security clearance (or higher) in order to be considered, and have the ability to obtain and maintain a US Government Top Secret level security clearances as a condition of continued employment
Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of employment
Must have a Security+ certification or greater to be considered
Demonstrated experience designing and maintaining complex LAN/WAN based networks to include analysis, enhancements of routers, switches, and firewalls
Preferred Qualifications:
Bachelor’s degree Network Engineering
Active Top Secret, SCI, SAP/SAR access, or Polygraph
CCNA or equivalent certification
Experience supporting Cisco Call Managers or other similar technologies
Experience designing, implementing, and managing largescale, multidomain network architectures; expertise in advanced routing, security, and mission critical systems
Experience with configuring TACLANES, and/or encryption solutions
Experience with Assessment & Authorization processes
Experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis and system a
Listed on hirly, a job board. hirly is not the employer: Northrop Grumman is hiring for this role.
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