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Cyber Security

Linux System Administrator

Herndon, Virginia; Fairfax, Virginia

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Lockheed Martin is the leader of cyber security defense, cyber operations and sensitive data protection. We employ the world's best cyber minds from diverse fields – people who are passionate about and empowered by our customers' missions. Lockheed Martin's best-in-cyber teams are experts in thinking like the enemy – identifying adversary activity and anticipating advanced persistent threats to strengthen platform defenses, inside and out of our networks.

Our Commitment to Sustainability: We foster innovation, integrity and security to preserve the environment, strengthen diverse communities and propel growth.

Here, the possibilities are endless because we offer:

  • Full Time
  • Level: Entry, Mid, Senior
  • Travel: Minimal, dependent on role

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What does a successful Cyber Security employee at Lockheed Martin look like?
Check out the info below to see if you have what it takes.

  • Analytical

    Advancing technologies and out of the box thinking that enable cyber operations, resulting in inventing solutions that will keep us safe today and into the future.

  • Creative

    Natural curiosity is an absolutely essential trait. Curiosity leads to continual learning which allows you to stay one step ahead of the threat.

  • Curious

    The ability to anticipate hackers’ intent and disrupt their next move is key. Seeking out new weaknesses before they become weaknesses. Proactively learning and updating systems is how we stay ahead of the threat.

  • Proactive

    We have hard problems to solve and we look for people who thrive at solving them, who can see problems from both the defensive and offensive sides.

  • Problem Solver

    Whatever you know today could be different tomorrow as security is constantly changing. Possessing strong technical skills and intellectual depth along with a willingness to continually learn from others is important to adapt to and address the Advanced Persistent Threat.

  • Technologically savvy

    The ability to analyze and disseminate threat intelligence. The ability to analyze and address the root cause, learn from the attack and anticipate the hacker’s next move.

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“Cyber is the most exciting career field! Every day, there's new cyber threat information that we leverage to shape our courses of action when identifying, assessing, developing, integrating, and continuously evaluating the effectiveness of defensive measures.”

Dr. Dawn B., Senior Fellow


  • Healthcare

    Medical, Dental and Vision coverage is available for employees who opt-in.

  • 401(k)/Retirement Plans

    Our 401(k) plan features generous matching and company contributions.

  • Professional Development

    We support our employees through mentoring, internal & external educational programs, networking, skills enhancement and career-building programs, funding for cyber certifications.

  • Maternity and Paternity Leave

    Our generous parental leave policies support your journey into parenthood. When you return to work, our facilities offer mother's rooms to support your transition and work/life balance.

  • Paid Time Off

    We offer PTO, paid holidays and paid time off for jury duty and military obligations.

  • Flex-time

    Depending on the position, we offer flexible work schedules.

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Linux System Administrator

Herndon, Virginia; Fairfax, Virginia

Job ID: 554242BR Date posted: Apr. 14, 2021 Locations: Herndon, Virginia; Fairfax, VirginiaProgram: Cyber5 Description:.

The coolest jobs on this planet… or any other… are with Lockheed Martin Space!

At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to be part of a culture that inspires employees to think big, perform with excellence and build incredible products? We provide the resources, inspiration and focus - if you have the passion and courage to dream big, then we want to build a better tomorrow with you!

As a member of a System Administrator team for a large Linux enterprise system, the primary responsibility of the System Administrator will be to maintain, upgrade and provide support for Linux operating systems and infrastructure. The candidate needs to be able to diagnose and resolve problems and respond to issues in a timely manner. The individual should be able to easily communicate technical concerns and solutions to people with varying degrees of technical knowledge as well as working with said individuals to resolve technical issues.

Responsibilities also include but are not limited to maintaining system infrastructure, supporting upgrades and patches for Security and application support, testing patches prior to pushing to the enterprise, and testing/building new and existing servers. The ideal candidate would have experience in a traditional bare metal and VM environment as well as Cloud environments with a desire to gravitate more to the latter.

In this role, you will:
- Proactively manage system infrastructure including, databases, testing computer equipment, and other software and hardware.
- Provide technical support for both hardware and software issues that may arise.
- Perform system monitoring and analysis verifying the integrity and availability of all hardware, performance tuning and troubleshooting of servers, software and hardware and respond to anomalies.
- Regularly upgrade system software and firmware as required.
- Assist in integrating new applications and technologies into the current system.

**This position requires a willingness to travel to customer sites. Travel usually not to exceed 25%.
Basic Qualifications:
- This position requires a TS/SCI with Polygraph clearance prior to start.
- 5+ years of experience as a System Administrator.
- In-depth knowledge and experience with Linux operating system.
- Proficiency with scripting languages.
Desired Skills:
- BS degree in Computer Science or similar field.
- GITLAB and Puppet experience.
- GPFS/IBM ESS experience.
- Experience with Cloud Environments and architectures under K8s orchestration.
- General understanding of IP networks, switching, subnets and VLANs.
- General understanding of hardware to include Servers, Blade Chassis, Fiber Channels, SANS.
- Ability to respond to support requests after hours.
- Flexible and able to adapt to rapidly changing environment.
- Knowledge of system security concerns and vulnerabilities.
- Experience with RH Directory Server or FOSS alternatives.
- Good problem-solving abilities.
- Positive, self-motivated individual who can complete tasks independently.
- IA certification (either Security+ or CISSP).

Benefits of Employment:

To promote the sharing of ideas, Lockheed Martin champions an inclusive work environment that encourages differences and big-picture thinking. Our employees play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually. Benefits you can enjoy include:
- Medical
- Dental
- 401k
- Paid time off
- 25 three-day weekends
- Work/life balance
- Career development
- Mentorship opportunities
- Rewards & recognition

Learn more about Lockheed Martin’s competitive and comprehensive benefits package. Other Important Information You Should Know Expression of Interest: 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.Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.Schedule for this Position: Standard Monday to Friday 40 hour work weekSecurity Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: TS/SCI w/Poly Lockheed Martin is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Join us at Lockheed Martin, where your mission is ours. Our customers tackle the hardest missions. Those that demand extraordinary amounts of courage, resilience and precision. They’re dangerous. Critical. Sometimes they even provide an opportunity to change the world and save lives. Those are the missions we care about.

As a leading technology innovation company, Lockheed Martin’s vast team works with partners around the world to bring proven performance to our customers’ toughest challenges. Lockheed Martin has employees based in many states throughout the U.S., and Internationally, with business locations in many nations and territories.
Experience Level: Experienced ProfessionalBusiness Unit: SPACERelocation Available: PossibleCareer Area: Cyber Security Engineering Type: Full-Time Shift: First
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