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 of 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.
Northrop Grumman’s Corporate Sector's Chief Information & Digital Office (CIDO) is seeking a Principal Network Administrator to support its IT Infrastructure & Operations organization in Redondo Beach, CA. Please note that the selected candidate will be required to work on-site, full-time, at our Redondo Beach, CA campus, and that this is not a remote work opportunity.
Key Responsibilities:
Maintain smooth operation of LAN/WAN/VPNs.
Plan, design, configure, and install network hardware in support of customer requirements.
Maintain technical expertise in all areas of networks and computer hardware and software interconnection and interfacing, such as routers, firewalls, switches, WAN accelerators, etc.
Propose solutions to management to help ensure all communications requirements based on future needs and current usage are met, configuring such solutions to optimize cost savings.
Prepare and ensure that appropriate network documentation exists, including operational instructions.
Provide regular monitoring and network analysis regarding short- and long-range planning for in-house systems.
Coordinate third-party maintenance for network equipment and assist with network design, to include selecting hardware and software packages.
Lift equipment weighing up to 40 pounds.
Basic Qualifications:
Associate’s degree and 7 years of relevant experience, or Bachelor’s degree and 5 years of relevant experience, or Master’s degree and 3 years of relevant experience; a High School diploma or equivalent with 9 years of relevant experience may be considered in lieu of completed degree.
Applicants must have a current U.S. Government Secret level security clearance (at a minimum), to include a closed investigation date completed within the last 6 years, or must be enrolled in the DoD Continuous Evaluation Program (CEP) in order to be considered; the required security clearance must be maintained as a condition of continued employment.
Current DoD 8570 IAT Level II certification (ie: Security+ CE) or greater, or be able to obtain certification within 6 months of hire date; the required certification must be maintained as a condition of continued employment.
Must have experience with Cisco hardware including routers, switches, and firewalls.
Preferred Qualifications:
Bachelor's or Master's degree in Information Systems related field.
Active U.S. Government Top Secret/SCI level security clearance.
Current professional certifications (eg. Cisco CCNA, CCNP, CCIE).
Previous experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis, and system architecture design.
Demonstrated strong leadership skills.
Demonstrated experience in the use of network analysis tools (i.e. SolarWinds, WireShark, Riverbed App Transaction, etc.).
DISA STIGs knowledge and/or implementation experience.
Network encryption devices experience.
Cisco Call Manager experience.
Cisco TelePresence equipment experience.
We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. Our diverse portfolio of programs means there are endless paths to cultivate your career. We also offer exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program. Come join us!
Primary Level Salary Range: $103,600.00 - $155,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.Skills Required
- Associate's degree and 7 years, OR Bachelor's degree and 5 years, OR Master's degree and 3 years; High School diploma with 9 years may be considered
- Current U.S. Government Secret level security clearance (closed investigation within last 6 years) or enrollment in DoD Continuous Evaluation Program (CEP)
- Current DoD 8570 IAT Level II certification (e.g., Security+ CE) or able to obtain within 6 months
- Experience with Cisco hardware including routers, switches, and firewalls
- Ability to work on-site full-time at Redondo Beach, CA campus
- Ability to lift equipment weighing up to 40 pounds
- Experience with LAN/WAN/VPN design, configuration, installation, and monitoring
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.






