Looking for an opportunity to make an impact?
Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
Are you ready for your next career challenge?
The Non-Kinetic Effects Business Area, part of the Defense Sector at Leidos, currently has an opening for a cleared Systems Administrator to work in our Beavercreek, OH offices. This is an exciting opportunity to use your experience helping the Air Force Research Lab, Air Force Lifecycle Management Center, and other DoD missions. Your role will be to support our diverse portfolio of programs through a combination of laboratory infrastructure design and buildout, maintaining systems, meeting and maintaining security guidelines, hardware interfacing and integration, and laboratory experimentation.
Primary Responsibilities:
- Implement and maintain SIL systems and infrastructure for complex network
- Document and communicate proposed solutions with integrated, cross-functional engineering teams in a fast paced highly technical environment
- Stay up to date on security, system, and management best practices and technologies
- Participate in network and infrastructure design and review to ensure delivery of quality products and enhance skillsets
- Maintain security patches, user management, etc. in accordance with Leidos, government, and contract requirements
Basic Qualifications:
- Bachelor’s degree in computer science, information technology, system administration or related field and 2+ years of prior relevant experience or a Master’s degree with 0-2 years of experience in above mentioned technical fields. (An additional 4 years of relevant experience may be considered in lieu of degree)
- Must be a US Citizen
- Must have an active DoD Top Secret clearance with the ability to obtain and maintain a TS/SCI.
- Experience with scripting in bash and PowerShell
- Experience managing systems in both Linux and Windows environments
- Ability to communicate effectively in writing and verbally from informal one-on-one discussions or in a small group environment.
- Work well within a team and independently with minimal supervision.
- Ability to work within a dynamic work environment, ability to handle multiple tasks at once (multi-task).
- Strong desire to grow and learn new technologies.
- Must be a US Citizen.
- Must have an active DoD TS clearance with the ability to obtain TS/SCI
- Strong interpersonal and communication skills
Preferred Qualifications:
- Relevant certificates to systems administration work (Ex: CompTIA Security+, Network+, Server+, CCNA, RHCSA)
- Familiar with Agile Methodologies, preferably SCRUM or Kanban
- Familiar with DHCP, DNS, Certificate Authority, PXE, Active Directory, Linux Identity Management (RHEL idm, FreeIPA), and other tools
- Experience working with virtualization technologies (Proxmox preferred)
- Experience with security scanning, monitoring, and patching in Windows and Linux environments
- Experience with live and virtual constructive environments to understand complex systems and troubleshooting
- Familiarity with DoD systems and environments (STIG, FIPS, CUI processing, etc)
- Familiarity with containerization technologies such as docker or podman
- Experience with Kubernetes
- Experience standing up and maintaining environments in limited or offline environments
- Strong understanding of networking and how to build and configure a complex lab network
- Prior experience working with the DoD
NKE
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:July 17, 2026For 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.
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.
Skills Required
- Bachelor's degree in computer science, information technology, system administration or related field OR equivalent experience
- 2+ years of prior relevant experience (or Master's with 0-2 years; or 4 years experience in lieu of degree)
- Must be a U.S. Citizen
- Active DoD Top Secret clearance with ability to obtain and maintain TS/SCI
- Experience scripting in bash and PowerShell
- Experience managing systems in both Linux and Windows environments
- Effective written and verbal communication skills
- Ability to work well within a team and independently with minimal supervision
- Ability to handle multiple tasks in a dynamic environment (multi-task)
- Strong interpersonal skills and desire to grow and learn new technologies
- Familiarity with DHCP, DNS, Certificate Authority, PXE, Active Directory, Linux Identity Management (RHEL idm, FreeIPA)
- Relevant systems administration certificates (CompTIA Security+, Network+, Server+, CCNA, RHCSA)
- Familiarity with Agile methodologies (SCRUM or Kanban)
- Experience with virtualization technologies (Proxmox preferred)
- Experience with security scanning, monitoring, and patching in Windows and Linux environments
- Experience with containerization technologies (Docker, Podman) and Kubernetes
- Familiarity with DoD systems and environments (STIG, FIPS, CUI processing)
- Experience standing up and maintaining environments in limited or offline environments
- Strong understanding of networking and building/configuring complex lab networks
- Prior experience working with the DoD or DoD programs
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
