Sr Linux System Administrator, Onsite in KoP, , Secret Clearance Required
Lockheed Martin· Defense· Sep 23, 2026 · 1mo ago
King of Prussia, PA
In office
Full-time
Senior
$150K–$200K est.
Job description
Standard Job Description
Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems, and information technology related responsibilities including design, development, and analysis of computer systems or programs based on and related to user or system design specifications; applying systems analysis techniques and procedures, including consulting with users to determine hardware, software, or system functional specifications. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. For positions that do not perform IT responsibilities, use E146, Systems Engineer.
• Requires an active DOD Secret clearance
• Perform successful root cause analysis for problem resolution in Windows environments.
• Analyzing and assessing server performance, storage capacity and planning for future needs
• Performing routine server/workstation patching per guidelines
• Proficiency in scripting
Basic Qualifications
• Active clearance
• Knowledge of Linux/UNIX Server Administration
• Knowledge of scripting skills to automate tasks on servers (including Perl, Bash and PowerShell)
• Experience with Risk Management Framework (RMF) and Security Technical Implementation Guide (STIG) processes
• Experience with vulnerability remediation and security management (i.e., system hardening, log management, configuration management (i.e., Yum, Nessus, CrowdStrike, WSUS, SCCM, Ivanti, Shavlik, Blade Logic, Splunk, ACAS, SCAP, HBSS, etc.)
• Demonstrated experience leading small projects associated with deploying IT products
• Familiarization and knowledge related storage: direct attached, NAS, and SAN (NetApp)
• Ability to obtain Security+ certification within 60 days
• Experience with software application installation
• Ability to lift 30lbs
• US Citizenship required at this facility
Desired Skills
• Experience with Windows Server Operating Systems
• Experience with Active Directory (AD)
• Knowledge of operating systems life cycle management and configuration management (Print Management, Account Management, System Imaging, Hardware Modernization, Performance Monitoring, etc.)
• Knowledge of network support in a classified environment (encryption, etc.)
• Current Security + or CISSP certification
• Current working knowledge of National Industrial Security Program Operating Manual (NISPOM) and Risk Management Framework (RMF) requirements
• SQL experience
• Familiarization and knowledge related to Virtualization (VMware or HyperV)
• Knowledge of Disaster Recovery
Pay Information
Full-Time Salary Range: $95900.00 - $178100.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
• Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
• For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Pto
Paid Time Off
Parental Leave