Northrop Grumman · 15 hours ago
Principal Windows Systems Administrator
Sunnyvale, CA
Full-time
Onsite
Senior Level, Lead/Staff
$104K/yr - $155K/yr
5+ years expNorthrop Grumman is a leader in technological advancements and is seeking a Principal Windows Systems Administrator to join their team in Sunnyvale, CA. The role involves maintaining the operation of Windows-based networks, ensuring security compliance, and enhancing system performance through various administrative tasks.
AerospaceData IntegrationManufacturingRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Maintain smooth operation of multiple Windows based networks and multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management
Provide regular monitoring and security analysis to meet DoD security standards
Analyze internal and external customer requirements and determine equipment and software requirements for solutions to problems by means of automated systems
Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management
Provide backup and recovery services, manage file systems and disk space, and manage virus protection on a routine basis
Create and maintain user and computer accounts and modify file permissions and security access list
Test new releases of products to ensure compatibility and minimize user impact
Develop and document technical processes and procedures as needed
Make recommendations to purchase hardware, software, and system components
Interact, meet, discuss, and troubleshoot issues with vendors, and evaluate vendor products, services, and suggestions
Adhere to strict Information Systems security guidelines in all cases
Prepare security documentation for input to Computer Security
Report project status as required for all recurring and non-recurring efforts
Provide specifications and detailed schematics for network architecture as needed
Qualification
Required
Associate's degree with 7 years of relevant experience, or a Bachelor's degree with 5 years of relevant experience, or a Master's degree with 3 years of relevant experience; a High School diploma or equivalent with 9 years of relevant experience may be considered in lieu of a completed degree
Applicants must have a current DoD 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 Security+ CE certification; the required certification must be maintained as a condition of continued employment
Windows experience to include proficiency with Windows OS and Active Directory concepts (including DHCP and DNS)
Experience with server management
Experience installing, configuring, and maintaining computer hardware in a networked environment
Ability to work after hours and weekends as needed
Preferred
Active DoD Top Secret security clearance
Hardware experience with HPE and Dell Servers, to include firmware patching, hardware upgrades, lights out management experience, troubleshooting, and visualization
Experience with Certification & Accreditation process
Basic understanding of Linux OS functionality, commands, and file structures and/or certification for current versions
SAN Knowledge – Interactions with VMware applications (vSphere objects, Horizon View, etc.), and fiber channel infrastructure concepts
Ability to perform network analysis
Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments
Experience with SCCM
Experience with routers, switches, IPS/IDS, and firewalls
Experience with Windows, file, web, and remote execution servers and Terminal Services
Experience with information security technologies such as event log management, intrusion detection, HIPS, anti-virus, and vulnerability assessments
Rudimentary scripting experience
Experience with the creation and deployment of system images in an enterprise environment
DoD 8570/8140 Certification in a primary OS (Windows, Linux, Cisco)
Ability to design and troubleshoot VPNs
Benefits
Exceptional benefits/healthcare
9/80 work schedule
Great 401k matching program
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business
Company
Northrop Grumman
Northrop Grumman is an aerospace, defense and security company that provides training and satellite ground network communications software.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$3.7BKey Investors
U.S. Department of DefenseNASA
2025-05-27Post Ipo Debt· $1B
2024-01-29Post Ipo Debt· $2.5B
2023-12-20Grant· $72M
Leadership Team
Tom Wilson
Corporate Vice President, Enterprise Business Development
Jeffrey Worsham
Chief Product Owner - Advanced Technology Development
Recent News
2026-01-23
alleywatch.com
2026-01-20
vcnewsdaily.com
2026-01-16
Company data provided by crunchbase