Lockheed Martin · 1 day ago
Linux Systems Administrator, Sr / TS/SCI Poly / Onsite: KoP, PA
King of Prussia, PA
Full-time
Onsite
Senior LevelLockheed Martin is a leading technology innovation company with over 100,000 employees dedicated to solving complex challenges. The Senior Linux Systems Administrator will manage and ensure compliance of IT systems within the Lockheed Martin Space division, focusing on classified environments and providing support for system upgrades, operations, and maintenance.
AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Ensure that the Lockheed Martin IT systems are managed, controlled, and compliant with the Corporate Information Protection Manuals (CIPM)
Perform IT support for the Lockheed Martin Space division
Provide Linux System Administration services including installation, integration and configuration of Linux and Unix servers, as well as the development and maintenance of Standard Operating Instructions (SOI's) in support of several programs
Perform upgrades, operations and maintenance, Hardware and Software installations, backups, and service requests in the support of program area IT environments
Qualification
Required
Must have an active TS/SCI clearance with a CI Poly
U.S. Citizenship required for access to the work facility
Ability to obtain a Security+ certification or better within the first 60 days of employment
Experience with Operating Systems life cycle management and configuration management (i.e., Installation/Upgrades, System Imaging, Account Management, Print Services, integration with Domain Services, Hardware Modernization, Performance Monitoring, etc.)
Experience using and administrating Red Hat Enterprise Linux (RHEL)
Experience with vulnerability remediation and security management (i.e., system hardening, log management, configuration management (i.e., Nessus, McAfee, WSUS, SCCM, Ivanti, Shavlik, Blade Logic, Splunk, ACAS, SCAP, HBSS, etc.))
Preferred
Knowledge of Linux authentication with Active Directory
Knowledge of VMWare for virtualization of servers
Knowledge of National Industrial Security Program Operating Manual (NISPOM), Risk Management Framework (RMF) and Security Technical Implementation Guide (STIG) Requirements
IT Related Certifications (i.e., MCSE, VMWare, Network+, etc.)
Knowledge of OpenStack or AWS Experience
Current Security+ Certification or CISSP
Knowledge of restoration/storage services (i.e., NetApp/EMC hardware, software, tape management, disaster recovery practices)
Knowledge of Scripting and Automation (i.e., Ansible, Perl, Bash, PowerShell, Shell Scripting, etc.)
Knowledge of Contractor Off the Shelf (COTS) software installations and support
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
Founded in 1912
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Leadership Team
Jim Taiclet
Chairman, President & CEO
Craig Martell
Chief Technology Officer
Recent News
The Motley Fool
2026-02-07
2026-02-07
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