Linux Systems Administrator - SA2

Lockheed Martin; Fort Meade (MD); On-site; USD 118,000 - 219,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Flexible work arrangements

401(k) match

Paid time off

Holidays

Parental Leave

EAP

Flexible Spending Accounts

Job summary

Lockheed Martin is seeking a Senior System Administrator to support Windows desktops, laptops, and virtual servers. You will manage patch cycles, PKI lifecycles, and software deployments across a large workstation fleet.

The role requires a DoD IAT II certification, a current US security clearance with a polygraph, and at least five years of Linux experience. You will also handle procurement, documentation in JIRA/Confluence, and lab environments.

Qualifications

• Ten years of System Administrator experience in similar scope, type, and complexity.
• Bachelor’s degree in Computer Science or related field or five years SA substitution accepted.
• Must maintain an IAT level II certification as per DoD directive 8570.01-M.
• Current US Security Clearance with Polygraph within last 5 years.
• Minimum 5 years of Linux experience.

Responsibilities

• Serve as Senior System Administrator for Windows desktops, laptops, and virtual servers.
• Manage and patch production and development virtual servers, test updates, and PKI lifecycle.
• Oversee deployment of customer applications across a large fleet of workstations.
• Handle procurement processes for software and hardware with documentation in JIRA/Confluence.
• Maintain lab environment, data migrations, OS installs, and future network integration.
• Coordinate access, backups, and secure file transfer and patching.

Skills

Ten years SA experience

IAT II certification

Security clearance with polygraph

Linux experience

Bachelor's degree in CS or related

Education

Bachelor's degree in Computer Science or related

Tools

Enterprise software packaging

IT procurement

Job description

Who We Are

Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life.

Standard Job Description

Who We Are

Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life.

The Work

You will serve as the Senior System Administrator with extensive experience supporting Windows based desktops, laptops, and virtual server environments. Manage and maintain production and development virtual servers, including monthly patch compliance, software update testing and deployment, and PKI certificate lifecycle activities. Oversee the installation, packaging, testing, and rollout of customer specific applications across a large fleet of workstations. Provide comprehensive hardware and software support for distributed computing assets, ensuring regular updates, account provisioning, and individual system accountability. Administer the end to end procurement process for software and hardware, handling purchase requests, coordinating with program management, logging tasks, and maintaining full documentation in JIRA and Confluence. Operate a standalone laboratory environment, managing isolated devices, performing data migrations, installing operating systems, and preparing for future network integration—all documented in the standard knowledge bases. Maintain calendar and scheduling resources for the team, acting as the primary point of contact for shared drive access and related support issues. Conduct secure file transfer operations, ensuring that transfer appliances are kept current with security patches and compliance standards.

Who You Are

As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern life moving. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay.

Why Join Us

Your Health, Your Wealth, Your Life. Our flexible schedules, competitive pay and comprehensive benefits enable you to live a healthy, fulfilling life at and outside of work. We support our employees, so they can support our mission.

Maintains smooth operation of multi-user computer systems, including coordination with network administrators. Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space. Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery. Develops and monitors policies and standards for allocation related to the use of computing resources.

#RMSIL2026 #RMSROC

Basic Qualifications

• Ten (10) years’ experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required.
• Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required OR Five (5) years of additional SA experience on projects with similar processes may be substituted for a Bachelor’s degree
• Candidate must maintain an IAT level II certification, per DoD Directive 8570.01-M.
• Current US Security Clearance with Polygraph within the last 5 years
• 5 years of recent Linux experience

Desired Skills

• Experience with Enterprise software packaging & rollout
• Experience with IT procurement & documentation

Pay Information

Full-Time Salary Range: $118000.00 - $219100.00

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.