Systems Administrator
$131.3k - $237.35kLeidos
Description Leidos is looking for a Systems Administrator with AWS cloud experience in a Windows environment to perform O&M/A&A/patching duties as well as assist with managing/upgrading their SQL Servers. Candidate must be proficient in the MS Product Suite to help move their COTS products into their cloud environment. SPLUNK experience is more important than McAfee. Primary Responsibilities: Looking for a Systems Administrator with AWS cloud experience in a Windows environment to perform O&M/A&A/patching duties as well as assist with managing/upgrading their SQL Servers. Candidate must be proficient in the MS Product Suite to help move their COTS products into their cloud environment. Expectation requires support specializing in system engineering to perform operational and system administrative tasks, identify and remediate system risks, and implement proactive solutions that address evolving technological infrastructure needs. The SE will work closely with the customer for work prioritization. The SE will execute systems engineering tasks as necessary to support the main information technology enterprise. The SE will provide technical support and assist in the resolution of escalated technical issues. The SE will plan and manage hardware (HW) and software (SW) modifications and upgrades. The SE will serve as lead for select IT contractors. The SE will support the activities and future growth of the customer's virtual environment through vendor discussions, Technical Exchange Meetings (TEMs), system patching and upgrades, Assessment & Accreditation (A&A) efforts, backup solutions, and Disaster Recovery (DR) implementation in furtherance of an adoption of a cloud environment. The SE will work occasional nights, weekends, and Holidays as necessary. Basic Qualifications: Must have an active TS/SCI with Poly. Must have a Bachelor's degree and at least 12 years of experience OR a Master's and at least 10 years of experience OR 16+ years of experience in lieu of a degree. _ The below skills are required by the client. Due to the mission's pace, some of the required skills must be currently in use or have been used within the last six months._ * Experience serving as a team lead. Experience supporting a stand-alone environment. Experience planning and leading software modifications and upgrades. Experience managing an on-premises virtual infrastructure. Experience planning, implementing, and maintaining a Disaster Recovery Site. Experience transitioning an on-premises virtual solution to a virtual private cloud (VPC). Experience managing MS Product Suite, MS Server 2012/2019 and MS SQL Experience administering a vulnerability assessment tool, for example Rapid7 and Nessus. Experience managing virtual appliance suites, for example Nutanix and Rubrik. Experience administering SPLUNK. Experience administering McAfee. Experience interacting with end users to provide guidance and hands-on support to help resolve problems, concerns, and errors and to explain or demonstrate procedures and techniques. Experience maintaining system accreditation. Experience conducting security audits of virtual environments in collaboration with external groups. Preferred Qualifications: Experience supporting TeamMate+™, TeamMateAM™, and TeamMate Analytics ™. Experience supporting Case Management Tracking System (CMTS). Experience supporting Idea™. Experience making virtual machine configuration changes necessary to resolve trouble tickets or to comply with customer's requirements and IT best practices Experience administering user access by adding and deleting user accounts, maintaining user permissions and access privileges. Experience making application software and operating system configuration changes necessary to resolve trouble tickets or to comply with Sponsor requirements and IT best practices. Experience implementing, with oversight, the customer's requirements. Experience evaluating and mitigating software security vulnerabilities. Experience with the customers unique IT infrastructure and ongoing projects. Experience with the customer's audit and analysis software packages. Experience communicating orally and in writing with stakeholders. Experience conducting data transfer operations. Experience executing O&M tasks as necessary to support the Sponsor’s software and hardware infrastructure.
#MSBA
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: September 10, 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 $131,300.00 - $237,350.00 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 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 View email address on click.appcast.io . 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.REQNUMBER: R-00191688
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet. Leidos$104k - $166k
ResponsibilitiesResponsibilities include, but are not limited to: monitor system health, troubleshoot system problems, maintain storage systems, interface with other parts of the team for hardware, network, and infrastructure support, provide after-hours on-call/call-in...SuggestedFull timeContract workRemote workShift work$102.85k - $139.15k
Systems Administrator (Experienced or Senior)Company:The Boeing CompanyBoeing Defense, Space & Security (BDS), Intelligence Systems (IS), seeks a System Administrator (Experienced or Senior) to join our Mission Operations team in Herndon, VA. Our team focuses on delivering...SuggestedPermanent employmentFull timeWork experience placementVisa sponsorshipWork visaRelocation packageFlexible hoursShift work- ...effective installation and performance of advanced operating system hardware and software on servers. • Install new software releases... ...projects • Thorough knowledge of good server and system administration principles Additional InformationAll your information will be...SuggestedWork experience placement
- ...IT Enterprise System Admin 5+ years of experience in an IT enterprise System Admin role or Cloud Admin position Microsoft Azure Administrator experience Microsoft Azure Network Solutions experience Windows admin skills (Active Directory, DNS, Group Policy)...Suggested
- ...Job Title: Systems Administrator Location: Herndon, VA (Hybrid: 3 days/week onsite: Tuesday, Wednesday, Thursday) Type: 6+ months Contract Rate: $Open /hr. Job Description: The ideal candidate is a reliable, hands-on Microsoft 365 administrator with strong...SuggestedContract workWork at office3 days per week
- ...System Administrator System Administrator Herndon, VA Active TS/SCI with Polygraph Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized...Work experience placementShift workNight shift
- ...MSP Systems Administrator, Centreville, VA We are seeking a qualified MSP Systems Administrator IT professional with 5-7 years of experience working for a Managed Service Provider (MSP). Be ready to transition into a consultant position, working closely with clients...Work at officeRemote work
$86.6k - $181.8k
Job Title: Cloud Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: Top... ...of Travel: None* * *The Opportunity:Serve as a Cloud Systems Administrator supporting our National Security Mission. You will oversee and...Contract workWork experience placementFlexible hours- ...to start Collaborates in the design of computing delivery systems standards and change management processes. Diagnoses and resolves... ...leads root cause analysis for delivery systems. Leads the administration of user system access and oversees initiatives to protect...Full timeWork experience placement
- ...will have strong knowledge of Red Hat Enterprise Linux (RHEL) systems and will be able to design and implement automation scripts.... ...Environments, related systems, and middleware, focusing on system administration for contract specific operations. Requirements: Oversee...Contract work
- ...owned subsidiary of Lancesoft Job Description... Oversees system integration hardware and software installation configuration... ...Active Full Scope Polygraph 5 years of experience as a systems administrator 5 years of experience working in a cross functional...Full timeApprenticeshipWork experience placementLocal area
- ...clearance with a Full Scope (FS) Polygraph. No exceptions. About System High System High Corporation delivers advanced protection and... ...most. We are seeking an Information Technology (IT) Systems Administrator to join our team and support mission-critical programs through...Contract workImmediate start
$112.2k - $196.4k
...you to achieve your full potential. Unleash your talent and redefine what’s possible.Job Description:Are you a skilled Linux Systems Administrator looking to work on mission-critical systems in a dynamic environment? Parsons is seeking a mid-level Linux Systems...Full timeRemote work$104.5k - $160k
...into, operating, and improving some of the largest software systems humanity has ever built? Do the challenges that come of driving... ...reliability engineering (SRE), systems engineering, systems administration, DevOps, security administration, or network administration experience...Work experience placementFlexible hours- Overview VTG is seeking a skilled Systems Administrator to manage, maintain, and support enterprise IT infrastructure. This role is responsible for ensuring the reliability, security, and performance of servers, networks, and systems while supporting day-to-day operations...
$60k - $180k
...Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting. M9 Solutions is seeking a System Administrator 3 to work onsite in support of a government contract for a client located in Chantilly, VA . An active TS/SCI clearance is...Full timeContract workFor subcontractorFlexible hoursNight shift- Cleared System Administrator General Atomics Integrated Intelligence Inc. (GA Intelligence) is looking for an experienced Cleared System Administrator with a Top Secret/SCI clearance to provide on-site support at our Chantilly, Virginia location. Duties And Responsibilities...
- Intermediate Systems Administrator MANTECH seeks a motivated, mission-oriented Intermediate Systems Administrator to join our team in Chantilly, VA. As the Systems Administrator, you will be responsible for providing a full range of Tier 2/3 IT support services and expertise...
- Relativity Senior Systems Administrator Employment Type: Full Time Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization's network systems. CGS brings motivated...Full timeWork at officeFlexible hours
$141.5k - $236k
Senior Systems Administrator Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking...Hourly payContract workTemporary workWork experience placementLocal areaRemote work- Senior Systems Administrator Employment Type: Full Time, Senior-level CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at officeFlexible hours
$86.6k - $181.8k
Job Title: Database & Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start... ...for highly motivated individual to become the Database Administrator utilizing the NRO’s records manager tool, HP Content Manager....Contract workWork experience placementWork at officeLocal areaFlexible hours- System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security...Temporary workFor contractorsImmediate startFlexible hours
$130k
About the job System Administrator LCAT : IT Systems Engineer, Level 2 Required Clearance: Active TS/SCI, with CI Poly. Salary : $130k with benefits Job Highlight: Employer Benefits! 100% Company paid Healthcare, Dental and Vision Plan for the Employee and Family and...$140k - $160k
...installation, service, and maintenance of cutting-edge fire alarm systems, critical communications, video surveillance, access control,... ...of companies are seeking a talented and motivated Sr System Administrator to join our shared services team. Primary Responsibilities:...Contract workWork experience placementLocal area$55k - $75k
Overview We are seeking a motivated Systems Administrator to support and maintain our enterprise IT environment. This role is ideal for someone with solid foundational experience in Microsoft services, endpoint management, and hardware administration who is ready to broaden...- 57953BR Job Summary: General Atomics Integrated Intelligence Inc. (GA Intelligence) is looking for an experienced Cleared System Administrator with a Top Secret/SCI clearance to provide on-site support at our Chantilly, Virginia location. DUTIES AND RESPONSIBILITIES...Full timePart timeWork experience placementLocal areaRelocation package
- Location: Chantilly, Virginia Type: Contract Job #3365 Senior Systems Administrator Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities...Contract workRemote work
$86.6k - $181.8k
Job Title: Cloud Infrastructure Systems Administrator- LINUX AdminJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental...Contract workWork experience placementLocal areaRemote workFlexible hours$103.5k - $181.1k
...possible.Job Description:Parsons is seeking an experienced Linux Systems Security Engineer to design, implement, secure, and maintain... ...with network, cybersecurity, virtualization, systems administration, and application team members.Participate in system design reviews...Full timeRemote workFlexible hours3 days per week
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Systems Administrator. Be the first to apply!
- system admin Chantilly, Fairfax County, VA
- application system administrator Chantilly, Fairfax County, VA
- computer systems administrator Chantilly, Fairfax County, VA
- enterprise administrator Chantilly, Fairfax County, VA
- systems administrator Chantilly, Fairfax County, VA
- IT infrastructure administrator Chantilly, Fairfax County, VA
- IT administrator Chantilly, Fairfax County, VA
- server administrator Chantilly, Fairfax County, VA
- entry-level systems administrator
- office 365 and sharepoint system administrator



