Linux Systems Administrator

Linux Systems Administrator at Leidos summary:

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Description

Are you interested in advancing your career in IT System Administration?

Leidos-Dynetics, within our Corporate Information Security Office (CISO and reporting through our Digital Modernization sector, is seeking a motivated Linux Systems Administrator to become a part of our team. In this role, you will be responsible for ensuring the secure and efficient operation of various information systems. This includes conducting regular vulnerability scans and implementing Security Technical Implementation Guides (STIGs) to maintain regulatory compliance. Mastery of Linux, networking, and Windows is critical for success in our diverse technological environment. Furthermore, effective communication with stakeholders and collaboration with cross-sector teams will be necessary to achieve organizational objectives.

At Leidos-Dynetics, we recognize the value of having a high-performing workforce and are committed to providing opportunities for employees by encouraging career growth and movement across the enterprise. We view career development as a partnership between employees, managers, and the company with a focus on building skills and experiences through internal mobility. To support career development, we offer a variety of resources in addition to training and educational opportunities within an inclusive environment.

Location: All work will be performed on-site in our Huntsville office.

Clearance: You must hold a current Top Secret clearance to qualify for consideration.

What We Value:

We're not just looking for expertise; we value a positive attitude, adaptability to changing priorities, and a commitment to delivering results. Our ideal candidate is a reliable troubleshooter, adept at handling multiple priorities with excellent coping skills. Whether working independently or collaboratively, you're self-managed and customer-focused.

Key Responsibilities:

• Maintain Linux, Network devices, and Windows endpoints.

• Adopt new technologies and ensure that all staff members are trained to keep them compliant.

• Perform system design and new hardware/software implementation.

• Provide onsite IT support.

• Coordinate with the Information assurance team to meet compliance.

• Maintain a robust virtual and physical environment.

• Work on multiple projects, leading projects that fall within the Area of responsibility.

• Manage privileged access management.

• Ensure the proper marking, handling, and storage of classified materials.

• Maintain Baseline configuration of various information systems.

• Keep information systems compliant and aligned with DOD standards.

Experience and Skills:

• Bachelors degree coupled with a minimum of four 4) years of System Administrator experience. Equivalent relevant work experience may be considered in lieu of a degree.

• Minimum of 2+ years administering Linux operating systems.

• DoD Directive 8570 / 8140 Information Assurance Technical (IAT) Level II certification. (Security+ CE, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP)

• Demonstrate ability to manage multiple networks in a dynamic, demanding environment.

• Possess familiarity with Risk Management Framework requirements for Windows Systems, Linux Systems, and network Devices.

• ​Demonstrate a bility to interface effectively with security agencies, customers, and management.

• Strong written and verbal communication skills.

Preferred Qualifications:

• Previous experience maintaining networks in classified environments.

• Understanding of network concepts, Type 1 encryption devices (e.g., TACLANE), and cybersecurity tools.

• Knowledge of VOIP.

• Experience with Ansible.

• RHCSA (Red Hat Certified System Administrator)

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at .

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected] .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Keywords:

Linux Systems Administrator, Top Secret clearance, STIG compliance, DoD RMF, IAT Level II, Ansible, Red Hat, vulnerability scanning, privileged access management