Systems Administrator - Top-Secret a must!
$90k - $108kReston Consulting Group, Inc.
Systems Administrator
Location: Washington, DC – Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000 – $108,000
At 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 Opportunity
We 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 Overview
The 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 Responsibilities
- Install, 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.
Qualifications
- Active 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 Certifications
- Microsoft Certified: Windows Server Hybrid Administrator Associate (or equivalent).
Additional Information
Reasonable 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.
$123.25k - $166.75k
...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top... ...career. Join GDIT as an Applications Delivery Network Systems Administrator and build an impactful career in enterprise IT,...SuggestedTemporary workImmediate startRemote workWorldwideFlexible hours- ...from threats. Job Description PKI Systems Administrator Advance how our customers operate... ...GDIT. The PKI Systems Administrator must have: ~ Bachelor’s degree in Computer... ...Level Must Currently Possess: Top Secret and SCI eligible ~ Location: Onsite...SuggestedFlexible hours
- ...country from threats. Job Description Job Description Systems Administrator Seize your opportunity to make a personal impact as a... ...a big plus Security Clearance Level : Active Top Secret Location : Washington, District of Columbia; limited telework...SuggestedRemote work
$160k - $200k
...AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Top Secret Clearance WAGE INFORMATION Target... ...here are representative of those that must be met by an employee to successfully... ...Responsibilities We are seeking a Systems & Staff Engineer to join our team supporting...SuggestedFull timeContract workTemporary workWork at officeLocal areaMonday to FridayWeekend workDay shiftAfternoon shift- ...from threats. Job Description PKI Systems Engineer Advance how our customers operate... ...for innovation to GDIT. The PKI Engineer must have: Bachelor’s degree in Computer... ...Clearance Level Must Currently Possess: Top Secret Location: Onsite / occasional hybrid allowed...SuggestedFlexible hours
$157.25k - $212.75k
...01 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret... ...Citizenship Required: Yes Job Description: PKI Systems Engineer Advance how our customers operate while you...Full timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours- ...make a personal impact as a Systems Engineer supporting a world... ...distribution panels. Provide administration, operations support,... ...activities. Possesses an active TOP SECRET/SCI clearance and possesses... ...classified information. Must possess excellent written and...Contract workRelocationFlexible hours
- ...Senior Discovery IT System Administrator Employment Type: Full-Time, Executive-Level CGS 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...Full timeFor contractorsFlexible hours
- ...motivated, career and customer-oriented Systems Administrator to join our team in Laurel, MD. You... ...type and complexity is required. ~ Must be proficient with troubleshooting in... ...Requirements: ~ Must have a current/active Top Secret/SCI with Polygraph Physical...Work at office
- ...Discovery Database Administrator (DBA) Employment Type: Full-Time, Executive-Level CGS... ...reports, and creating maintenance jobs etc. Must apply best practices for optimizing... ...Contractor shall facilitate the migration of system into cloud infrastructure. Contractor...Full timeFor contractorsRemote workFlexible hours
$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- ...Mission It Systems Administrator The Mission IT Systems Administrator is responsible for building... ...a single-vendor enterprise stack. Must be a U.S. citizen with eligibility for... ...endpoint detection tools. Active Top Secret / SCI clearance strongly preferred...Temporary workRemote workShift work
- ...looking to hire a DevOps / Systems Engineer to work on our Cloud... ...Team. The qualified candidate must have an active TS security... ...team collaboration tools and administration (Jira, Confluence,... ...Qualifications: Active Top Secret security clearance with the...Flexible hours
$116.38k - $148.43k
...Services, Inc. (UTRS) is currently seeking a System Administrator to join our team! At UTRS, we enjoy... ...additional relevant experience DoD Top Secret security clearance Required Strong... ...JIRA, Confluence, and Salesforce. Must be able to speak, read, and write...Full timeCasual workWork at officeRemote work$120k
...Overview SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Systems Administrator to support our... ...certifications (CKA, CKAD) Physical Demands: Must be able to lift 25 pounds on occasion.... ...maintain a security clearance at the Top Secret level with SCI eligibility and...Full timeContract workTemporary workPart timeFor contractors- ...(BAH) has a potential need for a Sr. System Administrator to provide support for our government... ...REQUIRED SKILLS AND EXPERIENCE: Must have a minimum of eight (8) years of... ...not acceptable) Must have an active Top Secret/SCI clearance. Bering-Alaka`ina...Contract work
$106.3k - $221.1k
...Accenture. Recognized as a Glassdoor Top 100 Best Place to Work, we... ...! Job Description The System Administrator is responsible for the daily... .../7 platform availability. Must have: ~ Candidates must... ...ecurity Clearance: ~ Active Secret, Top Secret, TS/SCI, or TS/SCI...Live inWork at officeLocal area$55k - $125k
...Infrastructure , we are actively seeking top-tier talent to spearhead the... ...for multiple roles! As a Senior Systems Administrator, you will support our senior... ...Jenkins Security Clearance You must be able to obtain a security clearance (Secret or higher) – US Citizenship required...Live inWork at office$106.3k - $221.1k
...System Administrator At Accenture Federal Services, nothing matters more than... .... Recognized as a Glassdoor Top 100 Best Place to Work, we offer... ...platform availability. Must have: Candidates must... ...Security Clearance: Active Secret, Top Secret, TS/SCI, or TS/SCI...$65.5k - $90.5k
...support and oversee IT processes. The position, based in Bethesda, MD, requires experience with Microsoft Office 365 and NMCI systems. Candidates must hold an Active TopSecret Security Clearance. This role offers competitive compensation with a salary range of $65,500 - $9...Work at office- ...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...
- ...Inc. (SFI), a two-time USA Today Top Workplaces awardee and... ...Workplaces honoree, is seeking a Systems Administrator (UNIX/Solaris) to support our growing... ...operational support processes. ~ Must be a U.S. Citizen with an active Secret security clearance or the...Full timeContract work
- ...Job Title: Cyber Systems Administrator – Level 2 Location: Langley AFB, VA Program: DMON Program Employment... ...-Time, On-Site Clearance: Active DoD Secret Clearance with ability to obtain TS/SCI... ...with MILVETS Systems Technology, Inc. must be legally authorized to work in the...Full time
- ...and proven experience in creating compliant and secure systems. Responsibilities: Design, implement, and manage... ...guidelines, policies, and standards. Clearance Level Must Currently Possess: Top Secret Location: Onsite / occasional hybrid allowed US Citizenship...
- ...maintaining, and monitoring IAM systems. · Strong ability to... ...Management Senior Principal Engineer must have: · Bachelor’s degree... ...(e.g., Azure/AWS Administrator, Windows Server Hybrid Administrator... ...Level Must Currently Possess: Top Secret and SCI eligible · Location...Flexible hours
$112k - $179k
...Microsoft SQL Server Database Administrator Job Locations US-... ...Clearance Top Secret/SCI w/Poly Responsibilities... ...administer database management systems and related software, as well... ...certification for IAT Level 2) Must be able to install, configure...Full timeContract workWorldwideFlexible hoursShift work$95k - $125k
...Arete is seeking an experienced IT Systems Administrator to work in our new Falls Church, VA... ...Selected candidates will have and maintain a Top Secret security clearance with SCI access,... ...Administrator or similar role. Must have or be able to obtain a Security+CE...Full timeWork experience placementWork at officeLocal area- ...seeking a motivated, career and customer-oriented System Engineer to join our team in Laurel, Maryland.... ...system connectivity Clearance Requirements: Must be a US Citizen Must have a current active Top Secret/SCI with Polygraph Physical Requirements: ~...Contract work
- ...both innovation and integrity. The Position The Senior System Administrator provides Tier I/II/III systems administration and IT... ...Pentagon. Day shift position Requirements Active Top Secret security clearance with SCI eligibility; AND, DoD IAT...Full timeRelocationDay shift
$92.3k - $166.85k
...assets. The Chinook Program is currently seeking a Senior Systems Administrator. As a senior member of our IT operations team, you will... ...St. Louis, MO Tucson, AZ Clearance Level Required: Top Secret with the ability to obtain SCI, as well as a Polygraph....Contract workLocal areaImmediate start
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Systems Administrator - Top-Secret a must!. Be the first to apply!
- server administrator Washington DC
- IT administrator Washington DC
- systems administrator Washington DC
- microsoft systems administrator Washington DC
- remote systems administrator Washington DC
- enterprise administrator Washington DC
- computer systems administrator Washington DC
- system admin Washington DC
- application system administrator Washington DC
- office 365 and sharepoint system administrator Washington DC


