Northrop Grumman · 1 month ago
Systems Administrator (Level 2 or 3) - R10213680
Aurora, CO
Full-time
Onsite
Mid, Senior Level
$89K/yr - $134K/yr
2+ years expNorthrop Grumman is a leading technology company that provides innovative systems impacting lives globally. They are seeking a Systems Administrator (Level 2 or 3) to support the Integrated National Systems Business Unit, responsible for managing Linux and Windows environments, VMware technologies, and ensuring system performance and security.
AerospaceData IntegrationManufacturingRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Perform as a Linux and Windows System Administrator and able to build these environments from scratch
Perform administration on VMware technologies (or related)
Experience with all aspects of NAS Storage
Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management
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; manage virus protection on a routine basis
Create and maintain user and computer accounts and modify file permissions and security access lists
Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM)
Support the Cyber Security team
Report on project status as required for all recurring and non-recurring efforts
Qualification
Required
Level 2: Bachelor's degree with 2+ years of relevant experience; OR Master's degree with 0+ years of experience
Level 3: Bachelor's degree with 5+ years of relevant experience; OR Master's degree with 3+ years of experience
Active TS/SCI clearance with CI Poly required at the time of application
Must have server administration experience with Linux RHEL 7x – 9x and Windows Server 2022 and above and Windows workstation 10 and above
Perform administration on VMware technologies (or related)
Ability to lift equipment weighing up to 40 pounds
Ability to support after hours and on weekends as needed
Ability to follow complex install and configuration procedures and update them to reflect new technology when applicable
Preferred
Network hardware and configuration on a planning and basic level, rack elevations and planning
Experience with Red Hat Enterprise Linux (RHEL) server administration in an SCI classified environment
Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments
Solid understanding of Enterprise-level storage concepts to include all commonly used RAID-levels
Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs
Identity Management (Single Sign-On) experience
VMware and ESXi (7.x or higher) configuration and management experience
Experience with host-based firewall implementations and configuration (Redhat “iptables”)
Windows 10 administration experience; Windows Server experience; Group Policies (GPOs) experience; Active Directory management experience
Solid writing skills and use of Wiki pages and Sharepoint sites for documentation
Experience in VMWare, NetApp and Splunk among other industry standard technologies. Comfortable with maintenance and OS upgrades
Preferred candidate will be familiar with Tenable and Nessus scans for vulnerability and controls implementation
Benefits
Health insurance coverage
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
2026-01-09
2026-01-09
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