Leidos is seeking a System Administrator to help support an existing contract within the National Capital Region. The duties and responsibilities include but are not limited to the following:
- Support the operations and maintenance of a large multiple hosting environments across multiple datacenters.
- Maintain the hardware and software systems as well as monitor the virtual infrastructure to ensure availability, reliability, and performance.
- Working with customers to define and document requirements, support customer needs by responding to tickets, implement complex permissions to segregate tenants, periodically test recovery operations, create and destroy virtual machines, add/remove/recap hosts, replace failed hardware, and other related tasks.
- Provide technical support to mission-targeted infrastructures. Responsibilities include the operations and maintenance (O&M) of telephone systems, network architectures (both LAN and WAN), and customer specific applications. Support systems analysis by use of log files and system output to assist in determining where and why failures happen. Assist in the development and enhancement of monitoring tools. Support Tier 1 troubleshooting and problem solving using on-the-job experience, documentation (SOPs), knowledge bases, and deployed network and IT management tools. In addition to service desk related work activities, the candidate may be requested to process routine customer work orders (adding routes, adding system accounts, etc.)
- Analyze official customer traffic for requirements for services for accounts
- Create, delete, review and manage/update user accounts
- Analyze trends, using both raw data and established metrics
- Create documentation as requested in support of user accounts
Interface with the customer in support of requirements gathering efforts - Provide ad hoc training support
- Maintain/update user accounts in the customer’s database
- Perform data input, data collection and research; retrieve information or documents from the customer databases as well as the internet
Basic Qualifications
- Bachelor’s degree and at least 12 years of experience. Work experience can be used/combined with education.
- Related IT experience supporting Windows and or Linux Environments
- TS/SCI with polygraph is required day 1
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:January 15, 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.
Top Skills
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.
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