Systems Administrator - Top-Secret a must!
$90k - $108kReston Consulting Group, Inc.
Systems AdministratorLocation: Washington, DC – Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000 – $108,000At RCG, we're more than just a federal contracting company — we're a team of innovators, problem-solvers, and collaborators. Proudly Certified™ as a Great Place to Work®, we are committed to fostering a culture where people can grow, contribute, and thrive while delivering exceptional IT services to our government clients.The OpportunityWe are currently seeking a Systems Administrator (Windows) to join our team in Washington, DC. This full-time role supports an ongoing government contract and requires five days per week on-site. There are no remote work options for this position.Please note: Due to the secure nature of this government agency, all candidates must be U.S. citizens or Permanent Residents and hold an active Top-Secret clearance. The successful candidate will receive a contingent offer based on the outcome of a government background check. This process may take several weeks, and candidates cannot begin employment until it is successfully completed.Role OverviewThe Systems Administrator (Windows) will be responsible for the installation, configuration, maintenance, and support of Windows servers and virtual environments. This position requires strong knowledge of Windows operating systems, virtualization technologies, and a proactive approach to ensuring system stability, availability, and security.Primary ResponsibilitiesInstall, configure, and maintain Windows servers and virtual environments.Assess system stability, security, and scalability of installed Windows systems.Provide technical support for users and back-end systems.Troubleshoot and resolve system and server errors.Review error logs and respond to user-reported issues.Monitor and update the Windows codebase.Manage user access and system permissions.Monitor system performance and perform regular maintenance.Maintain server security, apply patches, and perform backups.Collaborate with IT managers on system and server upgrades.QualificationsActive Top-Secret Clearance required.Bachelor's degree in Computer Science, Information Technology, or related field.3–5 years of experience in systems administration or a related IT field.CompTIA Security+ certification required.Strong knowledge of Windows Server 2012R2, 2016, 2019 environments.Proven experience as a Windows Administrator.Familiarity with databases, patch management, and LAN/WAN networks.Knowledge of network security systems, intrusion detection, and data backup.Excellent problem-solving, communication, and troubleshooting skills.Ability to work independently and collaboratively in a dynamic environment.Preferred CertificationsMicrosoft Certified: Windows Server Hybrid Administrator Associate (or equivalent).Additional InformationReasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this position.RCG, Inc. is proud to be an Equal Opportunity Employer. We do not discriminate against qualified individuals based on their status as protected veterans or individuals with disabilities, and we prohibit discrimination against all individuals based on race, color, religion, sex, sexual orientation/gender identity, or national origin.
$20k
...the ultimate goal of enabling human life on Mars.SR. IT SYSTEMS ADMINISTRATOR (TOP SECRET CLEARANCE)SpaceX is looking for a Sr. Systems Administrator... ...IPv4, switching, routing, firewalls and HA architecture.Must be comfortable working with mission critical and sensitive...SuggestedPermanent employmentTemporary workFlexible hoursWeekend work- ...threats. Job Description Tier 2 System Administrator Advance how our customers operate... ...GDIT. The Tier 2 System Administrator must have: Bachelor’s degree in Computer... ...Level Must Currently Possess: Top Secret and SCI eligible Location: Onsite...SuggestedFlexible hours
- ...Job Description Directory Services System Administrator Advance how our customers operate... ...Directory Services System Administrator must have: Bachelor’s degree in Computer... ...Level Must Currently Possess: Top Secret and SCI eligible Location: Onsite...SuggestedFlexible hours
- Location: Bethesda, MD Category: Systems Engineer Travel Required: No... ...Type: Hybrid Clearance: Top Secret/SCI Sunayu, LLC is seeking a skilled Microsoft SQL Server Administrator to join our team supporting the... ...project objectives. Candidate must, at a minimum, meet DoDM 8140...SuggestedTemporary workWork experience placementImmediate startRemote work
$93.66k - $115k
...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret... ...Operations Job Qualifications: Skills: IT System Administration, System Administration, Windows System...SuggestedFull timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours$127.5k - $172.5k
...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret... ...Required: Yes Job Description: PKI Systems Administrator Advance how our customers operate while you advance...Full timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours- ...GDIT as an Applications Delivery Network Systems Administrator and build an impactful career in... ...Delivery Network Systems Administrator must have: Bachelor’s degree in Computer... ...Clearance Level Must Currently Possess: Top Secret and SCI eligible · Location: Onsite...Flexible hours
- Koniag 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, with a Sunday night through Friday...Flexible hoursNight shiftDay shift
$103.7k - $140.3k
...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret... ...: Yes Job Description: Directory Services System Administrator Advance how our customers operate while you...Full timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours- ...from threats. Job Description PKI Systems Engineer Advance how our customers... ...for innovation to GDIT. The PKI Engineer must have: Bachelor’s degree in Computer Science... ...Clearance Level Must Currently Possess: Top Secret Location: Onsite / occasional hybrid...Flexible hours
- ...skilled Operating Engineer to support our government project in Arlington, VA. Candidates must have a Top-Secret Security clearance and experience operating complex mechanical systems, including HVAC and boiler systems. This position is critical for maintaining safety and...
- ..., and niche program support to federal/state agencies. The Systems Administrator will design and maintain complex SharePoint and MS environments... ...Services Division. Travel within the NCR is required; top secret clearance is needed. Equal opportunity employer and veteran...
- ...Position Title: Systems Network Engineer Location: HST Clearance Requirement: Active Top Secret with SCI eligibility Position Description: We are seeking a skilled... .... Clearance Requirements : Candidate must be a US Citizen and possess a current US “...Full timePart timeWork at office
$112k - $179k
...is currently seeking an experienced Lab Systems Engineer to design, deploy, and... ...across Cisco Hyperflex system.Storage Administration: Provision and manage high-performance... ...collection.U.S. citizenship required. An active Top Secret security clearance. Ability to obtain and...Contract workShift work- ...Description Senior PostgreSQL Database Administrator We are seeking an experienced Senior... ...team supporting mission-critical systems. The Senior PostgreSQL DBA will be responsible... ...WHAT YOU’LL NEED TO SUCCEED Active Top Secret security clearance with SCI eligibility...
$176k - $282k
Senior Systems Engineer Top Secret/SCI w/Poly Job Locations: US-MD-Laurel Requisition ID: 2026-165938 Position Category: Information Technology Clearance: Top Secret/SCI w/Poly Responsibilities Peraton is seeking a highly experienced Senior Systems Engineer to lead...Contract workShift work- ...Mechanical Engineer in Bethesda, MD to design and implement mechanical systems for intelligence and defense technologies. The ideal candidate... ...compliance with safety regulations. Security clearance (Top Secret SCI) is required. This position is vital for enhancing...
- ...Senior Discovery IT System AdministratorEmployment Type: Full-Time, Executive-LevelCGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast-paced and hard-working team to assist with any legal accounts. As a Senior Discovery IT System Administrator...Full timeFor contractors
- ...DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] -... ...Energy Data Systems Administrator must possess expertise in their respective... ...our operations must either be cleared (Secret Fcl / Top Secret Fcl) or be able to obtain and...Full timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
- B&A is seeking a Top-Secret Administrative Support Analyst to join a federal contract in Suitland, Maryland, supporting the Joint Staff Declassification... ...OSD under Joint Staff guidelines. Qualified candidates must obtain a final Top-Secret clearance with SCI eligibility....Contract workWork at office
$140k - $180k
...Remote Clearance Required: Active Secret or Top-Secret Salary Range: $140K-$180K Based... ...requirements across enterprise systems and cloud environments. Required... ...Microsoft SC-400 (Information Protection Administrator) certification preferred. Forcepoint...Full timeRemote work- ...Discovery Database Administrator (DBA)Employment Type: Full-Time, Executive-LevelCGS is seeking... ..., and creating maintenance jobs etc. Must apply best practices for optimizing databases... ...shall facilitate the migration of system into cloud infrastructure.- Contractor shall...Full timeFor contractorsFlexible hours
$81.6k - $143.87k
...capability for the Missile Defense System. Who We Are Lockheed... ...A successful candidate must understand and be dedicated to... ...Basic Qualifications: A final secret clearance is required... ...Experience in system and/or network administration that include the following (...Full timeTemporary workWork experience placementWork at officeLocal areaRemote workRelocationFlexible hoursShift workWeekend workAfternoon shift- ...role is 100% on site and requires U.S. citizenship and an active Top-Secret clearance with SCI eligibility. Responsibilities include... ...updating service tickets, and assisting with hardware deployments and system testing. A BS in CS or 3-4 years IT experience is required,...Shift work
$68k - $72k
...Historical SME / Visitor Services Representative/Top Secret Salary Range - $68,000 to $72,000 Clearance - A successful candidate must have an active "Top Secret" clearance to be... ...current events or topics. Use electronic systems and calendars, such as CRM software,...For contractorsWork at officeImmediate startMonday to FridayFlexible hours$135k - $216k
...mitigation strategies for malware targeting government communication systems.Reverse‑engineer known and suspected malware to support... ...disassemblers and disassembly workflows.U.S. citizenship required.Active Top Secret Clearance with the ability to obtain SCI.Ability to obtain and...Contract workCurrently hiringLocal areaRemote workShift work- Location: Fort Meade, MDClearance Required: Top Secret/SCI with Active Full Scope PolygraphWe... ...seeking an experienced Linux-focused System Administrator (Level 2) to support a mission-... ...clearance with Full Scope Polygraph - must be active prior to startDeep hands-on...Temporary work
- ...Services, Inc. (UTRS) is currently seeking a System Administrator to join our team! At UTRS, we enjoy... ...of additional relevant experienceDoD Top Secret security clearance RequiredStrong... ...Tableau, JIRA, Confluence, and Salesforce.Must be able to speak, read, and write...Casual workWork at officeRemote work
$125k - $230k
...drive lasting value. ResponsibilitiesLMI is seeking a skilled Sr. Systems Engineer / Endpoint Lead to manage systems engineering and... ...selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information...Full timeContract work$120k - $200k
...integrated building services design. • Active top secret clearance and CI Poly is requiredWhile... ...and perform calculations for lighting systems and associated controls, prepare load... ..., and facilitate construction administration. This position typically includes travel...Full timeRemote workWorldwide
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