Associate System Administrator jobs in United States
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Lockheed Martin · 3 weeks ago

Associate System Administrator

Lockheed Martin is a leader in aerospace and defense, and they are seeking an Associate System Administrator to support their Trusted Security Solutions program. In this role, you will be responsible for maintaining and supporting server and network platforms to ensure high availability and security for mission-critical systems.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
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Growth Opportunities
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Monitor, maintain, and support Windows/Linux servers, virtualization platforms, and storage systems supporting TSS
Respond to tickets, diagnose issues, and provide timely resolutions while escalating complex problems to senior staff
Serve as the primary point of contact for TSS end users, delivering exceptional service for access, connectivity, and application support
Apply OS patches, firmware upgrades, and security updates in accordance with corporate policies
Execute scheduled backups, verify data integrity, and perform restores as needed
Maintain accurate run books, SOPs, and knowledge base articles to streamline onboarding and knowledge sharing
Enforce baseline security controls, conduct vulnerability scans, and assist with audits (e.g., NIST, DISA STIG)
Identify automation opportunities (PowerShell, Python, Ansible) to reduce manual effort and improve system reliability

Qualification

Windows ServerLinuxVirtualization (VMware)Scripting PythonScripting PowerShellBasic NetworkingSecurity ComplianceCompTIA Security+Effective CommunicationTeamwork OrientationProblem-Solving

Required

Associate's degree in Computer Science, Information Technology, or related field; or equivalent military/industry experience
0-2 years of hands-on system administration or technical support in a Windows/Linux environment
Windows Server, Linux, Hypervisors (VMware/Hyper V/etc..), authentication mechanisms, basic networking (TCP/IP, DNS, DHCP), and scripting
Must have the ability to obtain TS/SCI Clearance to be considered for this position
CompTIA Security+ (current – will be required within 6 months of start)
Strong analytical and problem-solving abilities, effective communication, teamwork orientation, and a proactive 'can do' attitude

Preferred

Windows and Linux OS patching/security hardening in a classified environment
Experience with offline RHEL patch management
Experience with virtualization environments (e.g. VMWare) and storage array networks (e.g. NetApp, JBOD appliances)
Scripting experience – Python, Bash, PowerShell
Boot image creation
Cisco switch configuration
Effective oral and written communication skills
Ability to work effectively in a rapid paced, team environment
CompTIA Linux+ or Red Hat Certified Systems Administrator Certification
Ability to provide in-depth monitoring, able to identify and fix issues utilizing various troubleshooting techniques and procedures

Benefits

Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Education Assistance
Parental Leave
Paid time off
Holidays

Company

Lockheed Martin

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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.

Funding

Current Stage
Public Company
Total Funding
$6.06B
Key Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M

Leadership Team

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Jim Taiclet
Chairman, President & CEO
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Craig Martell
Chief Technology Officer
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Company data provided by crunchbase