System Administrator
$131.3k - $237.35kKoitecc Solutions
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 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 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 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. #J-18808-Ljbffr
$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....SuggestedContract workWork experience placementWork at officeLocal areaFlexible hours- ...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 to customer activities...Suggested
- IT System Administrator TS/SCI CI polyDepartment: Government Customer- ChantillyLocation: Chantilly, VATENICA is looking to hire an IT System Administrator. Responsibilities: - Perform O&M functions needed to sustain or restore hardware, software and network services.-...SuggestedWork at office
$125.12k - $172.04k
...telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers... ..., and cybersecurity industries.We are seeking a System Administrator 4 to join our Security and Electronic Systems (SES) business Unit...SuggestedWork at officeLocal areaFlexible hoursNight shift$99k - $225k
Hardware Systems AdministratorThe Opportunity:Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Mission Partner. We...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- DescriptionPerforms high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers. Coordinates, directs and performs complex software installations and upgrades to operating systems and layered software packages...
$131.3k - $237.35k
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...Full timeFor contractorsNight shift$77.6k - $176k
Infrastructure Systems AdministratorThe Opportunity:Your combination of people skills and system administrator and cybersecurity expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting...Full timeContract workPart timeWork at officeLocal areaRemote work$90.3k - $189.6k
Job Title: Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI... ...Local* * *The OpportunityCACI is seeking a Classified Systems Administrator to support and maintain mission-critical classified information...Contract workWork experience placementLocal areaFlexible hours$107.9k - $195.05k
Leidos’ Corporate Information Security Office, within the Digital Sector, is seeking an experienced System Administrator to support multiple mission-focused programs and projects at the Liberty Center location in Chantilly, Virginia.In this role, you will provide technical...Full timeWork at officeLocal area- ...Senior Systems AdministratorLeidos Intelligence Group uses a wide range of capabilities in Digital Modernization, Mission Software... ...protect people and critical assets.We are seeking a Senior Systems Administrator to lead execution of vulnerability remediation and system...
- ...Systems AdministratorWe are seeking a highly skilled Systems Administrator to support mission-critical systems in a secure environment. The ideal candidate has strong experience with cloud infrastructure, automation, CI/CD, and Linux administration, and thrives in a fast...
$130k - $140k
...System AdministratorRedhorse transforms the way government uses data and technology to support its mission. We are seeking an elite System Administrator to serve as the technical authority for the design, development, and deployment of a mission-critical web-based internal...Contract work$71.4k - $118.7k
...Systems AdministratorShape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech... ...MANTECH!MANTECH seeks a motivated, customer-oriented Systems Administrator to join our team in Chantilly, VA. This is an onsite position....Hourly payContract workTemporary workWork experience placementWork at officeLocal areaRemote workNight shiftWeekend work- ...Relativity Senior Systems AdministratorEmployment Type: Full TimeDepartment: Legal/ITWe 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...Work at office
$86.6k - $181.8k
Job Title: DevOps Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start:... ...Travel: Local* * *The Opportunity:CACI is seeking a DevOps Systems Administrator to work with a focused team to engineer, build, deploy, and...Contract workWork experience placementLocal areaImmediate startFlexible hours- ...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
- ...Job Description Job Description Systems Administrator Falls Technology LLC Location: Northern Virginia / Chantilly Area Travel: Worldwide travel required Clearance: Active TS/SCI with Polygraph required Falls Technology is looking for an experienced...Local areaWorldwideOverseas
$110.12k - $150.66k
...Job Description At NS2 Mission, reliable infrastructure is the foundation of mission success. Our team is looking for a Systems Administrator to join us in Chantilly, VA , where you'll be responsible for managing, maintaining, and optimizing enterprise server environments...Local areaRemote workFlexible hours- ...Job Description Job Description Systems Administrator Department: Govt Customer- Chantilly, VA Location: Chantilly, VA TENICA is looking to hire a Systems Administrator. Must have active TS/SCI with FS poly. Required Technologies/Tools: Demonstrated...
- Fulcrum Vets is looking to add a Senior Systems Administrator with expertise in supporting Windows Server Active Directory environments to join our team. This position will play a key role in the management, optimization, securing, and troubleshooting of environments, ensuring...Full timeWork experience placementFlexible hours
- ACTIVE TS/SCI WITH FULL SCOPE POLY REQUIRED*** Job Description The Systems Engineer (Storage) evaluates, implements and maintains Storage Area Networks (SANs) and storage systems across enterprise platforms. Responsibilities include the evaluation, design, implementation...
$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...$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...- ...hands-on customer support Engage face-to-face and virtually with end users to solve technical challenges Coordinate with DHA system administrator personnel to ensure remotely provided services, including SCCM and Active Directory, are properly configured and deployed...For contractorsRemote 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
- ...government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic... ...demonstrated experience: Demonstrated experience with system administration in Windows & Linux/Centos Server environment Demonstrated...Local areaImmediate start
$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$77.6k - $176k
...Innovate with intention Build mission-ready tech that protects the nation. The Opportunity: Your combination of people skills and system administrator and cybersecurity expertise makes you the team hero, solving one problem after another. What if you could use those skills...Full timeContract workPart timeWork at officeLocal areaRemote work- Overview VTG is a seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM space. As a System Administrator on this program, you will design, develop, implement, and maintain a Cloud-Native Service...
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