Systems Administrator

Leidos Holding$73K — $132K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in a related field with 4+ years of experience, or a master's degree with 2+ years; experience or certifications can substitute for a degree.
  • Active DoD TS/SCI security clearance with the ability to obtain a polygraph.
  • Active IAT Level II certification like Security+ CE, or able to obtain it within 30 days of offer acceptance.
  • Windows System Administration experience required.
  • High-level technical experience in server installation, configuration, and security.
  • Extensive knowledge of Windows hardware, software, and networking components.
  • Experience with compliance frameworks like C&A, DIACAP, RMF, ICD 503, and NIST Framework.

Responsibilities

  • Troubleshoot and resolve technical issues promptly.
  • Track change requests and trouble tickets in ServiceNow or Remedy AR.
  • Maintain configuration management and lifecycle documentation for IT assets.
  • Evaluate system needs and recommend software updates and hardware replacements.
  • Support desktop system updates and ensure accreditation compliance.
  • Assist with risk management frameworks and compliance policies from various defense agencies.

Benefits

  • Access to advanced IT infrastructure and specialized cybersecurity support.
  • Work in a highly technical environment involving high-end workstations and advanced graphics.
  • Opportunity to support critical intelligence systems in a key organizational role.
  • Engagement with compliance and risk management frameworks related to national security.
  • Growth potential through the company's support for ongoing training and certification.
Full Job Description
Systems Administrator

Location: Suitland, MD
Clearance: Active TS/SCI

Leidos is seeking a Systems Administrator to join our team in Suitland, MD, supporting Scientific and Technical Intelligence (S&TI) analysis at the Office of Naval Intelligence (ONI). In this role, you will provide specialized cybersecurity and IT support for critical intelligence systems used in parametric modeling, engineering analysis, and foreign material exploitation.

You will support a highly specialized technical environment that includes high end workstations, advanced graphics, laboratory equipment, data loading, and cloud administration. Your expertise will help maintain secure, reliable systems while supporting security accreditation requirements and the technology needs of the mission.

Primary Responsibilities:

  • Troubleshoot and resolve technical issues within prescribed timelines.

  • Track change requests and trouble tickets in ServiceNow or Remedy AR to ensure they are properly documented and managed.

  • Maintain configuration management and lifecycle documentation for Mission IT assets.

  • Evaluate system needs and provide recommendations for software updates and hardware replacements.

  • Support desktop system updates, accreditation compliance, and security authorizations.

  • Assist with risk management frameworks and compliance with ODNI, DIA, DoD, DISA, Navy, NIA, and ONI policies.

Basic Qualifications:

  • Bachelor’s degree in a related field with 4+ years of experience, or a master’s degree in a related field with 2+ years of experience. Additional training, certifications, or work experience may be considered in lieu of a degree.

  • Active DoD TS/SCI security clearance with the ability to obtain a polygraph.

  • Active IAT Level II DoD Approved 8570 Baseline Certification, such as Security+ CE, or the ability to obtain the certification within 30 days of offer acceptance.

  • Windows System Administration experience.

  • Expert level technical experience and knowledge of server environment installation, configuration, and security.

  • Extensive knowledge of Windows hardware, software, and network components.

  • Experience with C&A, DIACAP, RMF, ICD 503, and/or the NIST Framework.

  • Expertise in evaluating, installing, and maintaining IT infrastructure.

  • Experience coordinating with technology teams to support services and applications.

  • Experience with Microsoft Azure Cloud Administration.

  • Strong problem solving, troubleshooting, and communication skills.

Preferred Qualifications:

  • 1+ years of MacOS administration experience.

  • Current Microsoft Azure certification(s).

  • Active DoD TS/SCI security clearance with polygraph.

NITESONI

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Original Posting:
September 1, 2026

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:
Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline onlyand 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 Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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