Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Systems Administrator - 3rd Shift (TS/SCI) Jobs

ClearanceJobs

Systems AdministratorKoniag Data Solutions, a Koniag Government Services company, is seeking a Systems Administrator with an active Top-Secret/SCI clearance to support KDS and our government customer in Arlington, VA. This position requires overnight hours. The normal shift will be 11pm-7am Sunday night through Friday mornings. We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more.Essential Functions, Responsibilities & Duties may include, but are not limited to:Install, configure, and maintain operating systems, software applications, and security patches across the network.Monitor system performance and proactively address any performance issues, bottlenecks, or potential problems.Administer user accounts, permissions, and access rights, ensuring data security and compliance with company policies.Troubleshoot hardware and software issues, perform root cause analysis, and implement solutions to prevent recurring problems.Provide technical support to end-users, assisting them with IT-related problems and inquiries.Maintain and update documentation related to system configurations, processes, and proceduresQualifications:Bachelor's degree in information technology, Computer Science, or related field (or equivalent experience).More than 6 years of proven experience as a Systems Administrator or similar role, with a strong understanding of IT infrastructure and systems management.Proficiency in managing Windows systems.Familiarity with VMware virtualization technology.Knowledge of network protocols and security best practices.Experience with system monitoring and management tools.Relevant certifications (e.g., VMware Certified Professional, Microsoft Certified Systems Administrator).Experience working with technical teams to develop and deliver technical documentationRequirements:An active Top-Secret, Department of State SCI required to startExtras:Excellent problem-solving and troubleshooting skills.Effective communication skills with the ability to explain technical concepts to non-technical stakeholders.Ability to work independently and collaboratively in a team-oriented environment.Scripting skills (e.g., PowerShell, Bash) for automation and task scripting.Certification in ITIL or other relevant service management certifications is a plusOur Equal Employment Opportunity Policy: The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment. The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or to apply to a position on our website, please contact Heaven Wood via e-mail at View email address on click.appcast.io or by calling View phone number on click.appcast.io to request accommodations.

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Systems Administrator - 3rd Shift (TS/SCI) Jobs in Arlington, VA vacancy
  •  ...Job DescriptionJob DescriptionActive TS/SCI with Polygraph required. U.S. citizenship required.Location: On-site in McLean, VA (Full-Time). Keep...  ...required)Active TS/SCI with Polygraph- Oracle Linux systems administration- Oracle Exadata administration- Oracle Certified... 
    Suggested
    Full time

    Falls Technology

    McLean, VA
    1 day ago
  • $147.29k - $199.28k

     ...Virtualization Systems AdministratorYour impact: Own your opportunity to support national...  ...impact: As a Virtualization Systems Administrator supporting CIS, you will ensure the stability...  ...g. Security+ CE, etc.)Clearance: Active TS/SCI clearance with a favorable... 
    Suggested
    Remote work

    General Dynamics

    Washington DC
    4 days ago
  •  ...You will play a crucial role in helping to protect our customers systems. Networks, and data. Lead/Manage/Support our customers cyber...  ...authoring Yara rules and snort signatures Security clearance level: TS SCI / with Polygraph US citizenship required Role requirements:... 
    Suggested

    General Dynamics

    Washington DC
    2 days ago
  •  ...Navstar is seeking a seasoned Systems Administrator to support mission-critical IT programs for national security. The role requires TS/SCI with Polygraph and 5+ years of systems administration experience, including Linux and Windows servers, Oracle databases, DNS, and... 
    Suggested

    NAVSTA

    McLean, VA
    1 day ago
  • $93.66k - $115k

     ...Windows Systems AdministratorSystems Administrator maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration...  ...a Windows Systems Administrator that holds an active TS/SCI eligible clearance for a position located in Arlington,... 
    Suggested
    Temporary work
    Work at office
    Local area
    Remote work
    Flexible hours

    General Dynamics Information Technology

    Arlington, VA
    1 day ago
  • 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.-... 
    Work at office

    Tenica and Associates

    Chantilly, Fairfax County, VA
    3 days ago
  • $73.45k - $132.78k

     ...has a new and exciting opportunity for a Systems Administrator in our INTEL SECTOR- Cyber & Analytics...  ...month.Clearance Required: Must have TS/SCI with Polygraph.Preferred Qualifications...  ...Leidos reasonably anticipates that this job requisition will remain open for at least... 
    Full time
    Work at office
    Local area
    Immediate start
    Remote work
    Flexible hours

    Leidos

    Alexandria, VA
    5 days ago
  • $95k - $114k

    The System Administrator - Intermediate supports the INSCOM C2IO program by installing, troubleshooting...  ...of IT related experience. Active TS/SCI clearance (listed in DISS). High...  ...established by the government contract. Job ID 2026-26929 Work Type On-Site... 
    Civilian Contractor
    Full time
    Contract work
    Part time
    For contractors
    Remote work
    Relocation

    Akima, LLC

    Fort Belvoir, VA
    1 day ago
  • $130k - $180k

     ...Cloud System AdministratorA&M Technologies, Inc. (A&...  ...experienced Cloud System Administrator to join our team. This...  ...ability to obtain/maintain SCI and polygraph.Key...  ...benefits, time and labor, and job announcement file...  ...relevant experienceActive TS/SCI clearance w/CI... 
    Daily paid
    Contract work
    Temporary work
    Immediate start
    Flexible hours

    AM Technologies

    Herndon, VA
    2 days ago
  •  ...Lentech, Inc in Bethesda, MD seeks a senior SA to support DoD IT systems in a highly secure environment. You will lead implementation,...  ...UNIX/Windows operations and automation. Required are active TS.SCI with FSP, 10 years SA experience, DoD 8570 IAT Level I+, and hands... 

    Lentech

    Bethesda, MD
    3 days ago
  •  ...Job Description Job Description Benefits: ~401(k) ~ Bonus based on performance...  ...~ Wellness resources Position: System Administrator, Level II Location: Glen Burnie, MD Security Requirement: Active TS/SCI clearance with full scope polygraph Certification... 
    Work experience placement

    SECON-DELTA

    Laurel, MD
    1 day ago
  •  ...System AdministratorResponsibilities:Perform O&M functions needed to sustain or restore...  ...Procurement Office guidelines.The System Administrator team supports Network Team activities to...  ...and setup experienceMUST HAVE TS/SCI clearance with polyGeographic Location:... 
    Work at office

    TENICA

    Chantilly, Fairfax County, VA
    4 days ago
  •  ...A national service provider is seeking an experienced Systems Administrator to support various applications for defense intelligence systems....  ...databases. Candidates must have relevant experience and hold a TS/SCI clearance. Strong capabilities in system monitoring, backup... 

    The Amatriot Group

    Reston, VA
    1 day ago
  •  ...Job PostingSynertex is seeking a exceptionally skilled Systems Administrator to support our Classified Cyber Operations Client in Ft. Belvoir, VA, enabling high-impact...  ...comprehensive list of health care options.Clearance: TS/SCI RESPONSIBILITIES:Administering sensitive... 

    Navstar

    Fort Belvoir, VA
    4 days ago
  •  ...Systems Administrator ExpertGCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high...  ...must be a US Citizen and requires an active/current TS/SCI with Polygraph clearance.Equal Opportunity Employer / Individuals... 

    GCI, INC

    Reston, VA
    4 days ago
  •  ...Job DescriptionJob DescriptionActive TS/SCI with Polygraph required. U.S. citizenship required.Location: On-site...  ...-Time). 1 opening. No travel, shift work, weekends or on-call. Join a team doing Linux and Windows systems administration in a mission-critical environment... 
    Full time
    Shift work
    Weekend work

    Falls Technology

    Herndon, VA
    4 days ago
  •  ...Job DescriptionJob DescriptionSystems Administrator TS/SCI FSP Department:Government Customer- HerndonLocation:Herndon, VA ACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITION Systems Administrator:Maintains operation of multi-user computer... 

    TENICA and Associates LLC

    Herndon, VA
    1 day ago
  •  ...SOC LLC is seeking a Network and Systems Administrator SME to design, implement, and maintain secure network and server infrastructure across...  ...years supporting DoD or federal government environments, active TS/SCI or SCI eligibility, and hands-on experience with Windows... 

    SOC

    Washington DC
    1 day ago
  • $175k - $230k

     ...Arrangement: Onsite, 5 days per week Travel: Up to 20% Clearance: Active TS/SCI with Counterintelligence (CI) Polygraph Certification...  ...Preferred QualificationsExperience with Linux-based Network Operating Systems (NOS).Experience mentoring or providing technical guidance to... 
    Full time
    Temporary work
    Immediate start

    ClearanceJobs

    McLean, VA
    1 day ago
  •  ...Network Computer Systems AdministratorTransform technology into opportunity with GDIT. A career in enterprise IT means connecting and...  ...Professional (CCNP) preferred.Security Clearance Level: Active TS/SCI with PolygraphLocation: 100% On-Site requiredStrong knowledge of... 
    Remote work

    General Dynamics

    Washington DC
    4 days ago
  • $75k - $90k

     ...WOOD Federal Solutions is seeking a System/Network Administrator Level 0 in Laurel, Maryland to support operation, maintenance...  ...requires U.S. citizenship with an active TS/SCI clearance with a polygraph. It is a full-time, day-shift role with no telework, offering a salary... 
    Full time
    Remote work
    Day shift

    WOOD Federal Solutions

    Laurel, MD
    4 days ago
  •  ...Solutions, LLC is seeking a Secret Server Administrator to support multiple deployments, with a...  .... The role requires monitoring system health, identifying capacity and reliability...  ...Delinea Secret Server experience, an active TS/SCI clearance (willingness to obtain a CI poly... 

    Enssolutions

    Washington DC
    1 day ago
  •  ...B4Corp in Herndon, VA seeks a Systems Administrator to support our software and infrastructure environment across development, testing, training, and production environments. The role requires a TS/SCI clearance with polygraph and hands-on experience with databases, cloud... 

    B4Corp

    Herndon, VA
    4 days ago
  • $199.75k - $270.25k

     ...Currently Possess: Top Secret SCI + Polygraph Clearance...  ...Trust/Other Required: None Job Family: IT Infrastructure and...  ...Windows Engineering, Windows System Administration Certifications: None Experience...  ...Security clearance level: TS/SCI with Polygraph... 
    Temporary work
    Work experience placement
    Flexible hours

    General Dynamics

    McLean, VA
    1 day ago
  •  ...WOOD Federal Solutions in Laurel, Maryland is seeking a highly skilled IT systems administrator with TS/SCI clearance to support, troubleshoot, and maintain complex IT environments. The role covers server, storage, network, and virtualization management across Linux, UNIX... 

    WOOD Federal Solutions

    Laurel, MD
    3 days ago
  • Shine Management Inc. & Shine Systems is seeking a Level 3 Systems Administrator in Fort Belvoir, Virginia. The ideal candidate will manage UNIX and Windows...  ...optimization is essential. Candidates must possess an active TS/SCI clearance and relevant certifications. The role... 

    Shine Management Inc. & Shine Systems

    Fort Belvoir, VA
    3 days ago
  • General Dynamics Information Technology, Inc. is seeking a Systems Administrator Intermediate to support Army Intelligence enterprise IT at Fort Belvoir. The role requires TS/SCI clearance and will involve implementing OS, troubleshooting, monitoring, and maintaining server... 
    Local area

    General Dynamics Information Technology, Inc.

    Fort Belvoir, VA
    5 days ago
  • $35.17 - $46.29 per hour

    Insight Global is seeking a mid-level TS/SCI Systems Administrator to support a federal client in Fort Belvoir, VA. This role requires a TS/SCI clearance and involves installing, configuring, and maintaining IT systems on-site. Candidates should have experience in troubleshooting... 
    Long term contract
    Contract work
    Monday to Friday

    Insight Global

    Fort Belvoir, VA
    3 days ago
  • $79.61k - $107.71k

     ...Currently Possess: Top Secret/SCI Clearance Level Must Be...  ...Trust/Other Required: None Job Family: IT Infrastructure...  ...Information Technology (IT) Systems, Systems Management Certifications...  ...Job Description: Systems Administrator Intermediate - TS/SCI Required Advance how... 
    Contract work
    Temporary work
    Local area
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    General Dynamics Information Technology, Inc.

    Fort Belvoir, VA
    5 days ago
  • $35.17 - $46.29 per hour

    Position: TS/SCI Systems Administrator Intermediate Long term contract: Base year 1 started April 2024....  ...Location: Ft. Belvoir, VA - fully on site JOB DESCRIPTION Insight Global is looking...  ...be required to support the mission. Shift: M-F 2:00pm-10:30pm (5 days) REQUIRED... 
    Long term contract
    Contract work
    Local area
    Shift work

    Insight Global

    Fort Belvoir, VA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Systems Administrator - 3rd Shift (TS/SCI) Jobs. Be the first to apply!