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  1. Home
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  5. System Administrator, Sr / TS/SCI / Onsite: CO
Lockheed Martin logo

System Administrator, Sr / TS/SCI / Onsite: CO

Not Disclosed•Full-TimeOn-site

location_onWalgreens Pharmacy, 2281, East Arapahoe Road, Centennial, Arapahoe County, Colorado, 80122, United States

Apply Now

About the Team

Our employees are the core of everything we do, helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees works with partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities spanning 70 countries.

At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry, truly making Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

About the Role

This Enterprise Operations (EO) position supports the Lockheed Martin Space division located in Denver, CO. The selected candidate will be responsible for providing support to the critical programs under the responsibility of the Space Division. This IT professional ensures that Lockheed Martin IT systems are managed, controlled, and compliant with the Corporate Information Protection Manuals (CIPM).

In this position, you will utilize your system administration and architecture skills as IT support for several classified environments. You will work most of the day in closed areas on a 9X80 schedule, with every other Friday off. Your day-to-day involves ensuring the integrity and availability of applications, performing diagnostics and troubleshooting on varied IT hardware, and implementing security designs across hardware, software, data, and procedures.

Hiring Process

The application window will close in 90 days; applicants are encouraged to apply within 5-30 days of the requisition posting date in order to receive optimal consideration. By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified, you may be contacted for this and future openings.

Equal Opportunity

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. We provide diverse career opportunities designed to propel, develop, and boost agility, fostering an inclusive environment built upon integrity and corporate responsibility.

Work location

Work model: On-site

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Frequently asked questions about System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin

What does a System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin do?expand_more
A System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin is responsible for the following: Manage operating system cyber compliance, upgrades, and patching for Windows and Linux environments; Perform workstation administration on heterogeneous networks including Windows Server domains and Linux distributions; Perform troubleshooting and maintenance on varied IT hardware including PCs, printers, and laptops; and Ensure application integrity and availability while coordinating new installations and upgrades in classified areas.
What are the requirements for this System Administrator, Sr / TS/SCI / Onsite: CO role?expand_more
To qualify for the System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin position, applicants should have: Active TS/SCI clearance with ability to obtain CI Poly; U.S. Citizenship required; Security+ certification or better; 3+ years of experience administering Linux and Windows server environments; Experience with DISA STIGs and Security Hardening; and Experience with Operating Systems life cycle management and configuration management.
Where is the System Administrator, Sr / TS/SCI / Onsite: CO role at Lockheed Martin located?expand_more
System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin is based in Walgreens Pharmacy, 2281, East Arapahoe Road, Centennial, Arapahoe County, Colorado, 80122, United States. This is a on-site role.
location_on

Walgreens Pharmacy, 2281, East Arapahoe Road, Centennial, Arapahoe County, Colorado, 80122, United States

Centennial, Colorado

Key Responsibilities

  • check_circleManage operating system cyber compliance, upgrades, and patching for Windows and Linux environments
  • check_circlePerform workstation administration on heterogeneous networks including Windows Server domains and Linux distributions
  • check_circlePerform troubleshooting and maintenance on varied IT hardware including PCs, printers, and laptops
  • check_circleEnsure application integrity and availability while coordinating new installations and upgrades in classified areas
  • check_circleProvide guidance and management for hardware diagnostics, troubleshooting, and maintenance across multiple architectures
  • check_circleImplement effective backup and recovery procedures, resource accounting, and auditing protocols
  • check_circleImplement security designs across hardware, software, data, and operational procedures

Requirements

  • verifiedActive TS/SCI clearance with ability to obtain CI Poly
  • verifiedU.S. Citizenship required
  • verifiedSecurity+ certification or better
  • verified3+ years of experience administering Linux and Windows server environments
  • verifiedExperience with DISA STIGs and Security Hardening
  • verifiedExperience with Operating Systems life cycle management and configuration management

Nice to Have

Active TS/SCI clearance with a CI Poly; 5+ years of experience administering Linux and Windows server environments; Experience with vulnerability remediation and security management (e.g., system hardening, log management, configuration management using tools like Nessus, Trellix EPO, WSUS, Splunk, ACAS, SCAP, HBSS); Familiarity with automation tools (e.g., Ansible, PowerShell); Experience administering NetApp storage devices; Advanced IT certification such as RHCSA, MSCE, or CISSP.

Benefits & Perks

check_circleMedical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disabilitycheck_circle401(k) matchcheck_circleFlexible Spending Accountscheck_circleEmployee Assistance Program (EAP)check_circleEducation Assistancecheck_circleParental Leavecheck_circlePaid time off and Holidayscheck_circleIncentive plan eligibilitycheck_circle9X80 Schedule with every other Friday offcheck_circleWashington state PTO accrual: 10 hours/month for incidental absences
Lockheed Martin cover image
Lockheed Martin logo
Company

Lockheed Martin

Industry

Defense and Space Manufacturing

Headquarters

Bethesda, MD

Open Roles

421

We specialize in defense tech, connecting customers with integrated solutions to ensure America & its allies stay ahead.

Lockheed Martin operates within the defense and space manufacturing sector, delivering critical solutions that support national security and advance global engineering capabilities. Headquartered in Bethesda, Maryland, the organization maintains a significant operational footprint with offices throughout the United States and international locations. The company focuses on developing technologies that shape industries and push the boundaries of what is possible in aerospace and defense systems. Clients served include government entities and international partners requiring robust security solutions and high-performance engineering. The organization emphasizes collaboration, customer priority, and operational excellence as core principles guiding its workforce and project execution. Professionals join the firm to contribute to complex projects that impact global stability and technological progress. Career opportunities at Lockheed Martin are positioned for individuals seeking to work on large-scale, mission-critical initiatives. The company's global presence allows for diverse engagement across various defense and space domains. By combining advanced technology with a dedicated team, the organization continues to fulfill its mandate of strengthening security and driving innovation in its specific fields.
View company profilearrow_forwardlanguageWebsitelinkLinkedIn
Quick Overview

Experience

3+ yrs (Senior)

Job Type

Full-Time

Skills Required

Security+LinuxWindows ServerDisa StigSecurity HardeningNetwork Troubleshooting
$86k-170karrow_forward
Is this System Administrator, Sr / TS/SCI / Onsite: CO job remote, hybrid, or on-site?
expand_more
Lockheed Martin has listed this System Administrator, Sr / TS/SCI / Onsite: CO role as on-site.
How much experience is required for this System Administrator, Sr / TS/SCI / Onsite: CO role?expand_more
System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin typically requires 3+ years of relevant experience at the senior level.
What skills do you need for the System Administrator, Sr / TS/SCI / Onsite: CO role at Lockheed Martin?expand_more
Key skills for System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin include Security+; Linux; Windows Server; Disa Stig; Security Hardening; Network Troubleshooting; Operating Systems Life Cycle Management; and Configuration Management.
What category does the System Administrator, Sr / TS/SCI / Onsite: CO role belong to?expand_more
System Administrator, Sr / TS/SCI / Onsite: CO at Lockheed Martin is part of the IT job category on Recrutus.

About Lockheed Martin

Lockheed Martin operates within the defense and space manufacturing sector, delivering critical solutions that support national security and advance global engineering capabilities. Headquartered in Bethesda, Maryland, the organization maintains a significant operational footprint with offices throughout the United States and international locations. The company focuses on developing technologies that shape industries and push the boundaries of what is possible in aerospace and defense systems.

Clients served include government entities and international partners requiring robust security solutions and high-performance engineering. The organization emphasizes collaboration, customer priority, and operational excellence as core principles guiding its workforce and project execution. Professionals join the firm to contribute to complex projects that impact global stability and technological progress.

Career opportunities at Lockheed Martin are positioned for individuals seeking to work on large-scale, mission-critical initiatives. The company's global presence allows for diverse engagement across various defense and space domains. By combining advanced technology with a dedicated team, the organization continues to fulfill its mandate of strengthening security and driving innovation in its specific fields.

Browse more roles: All Lockheed Martin jobs, IT jobs on Recrutus.

Recrutus

Curating the world's most innovative career opportunities. We bridge the gap between visionary talent and industry-leading companies.

Search roles by city, category, skill, or job type — explore verified employers, salary benchmarks, and remote-friendly teams across India and beyond.

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Job seekers
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Jobs in TexasJobs in New YorkJobs in CaliforniaJobs in FloridaJobs in TennesseeJobs in VirginiaAll states →
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CDL-A jobsRegistered Nurse jobsBLS jobsExcel jobs
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About usFAQContactPrivacy policyUS privacy notice

Recrutus helps candidates discover roles that match their skills and helps teams reach qualified applicants faster. Browse by metro, discipline, or work style — from internships to senior leadership.

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Terms of serviceCookie policyAcceptable useDMCA policyEmployer termsCandidate terms
Operating Systems Life Cycle Management
Configuration Management
Vulnerability Remediation
System Hardening
Accessibility