Windows Administrator Jobs in District of Columbia

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141 - 160 of 519 Jobs

Sr. System Administrator

Leidos

•

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Directly report to Tier II/ Program Management on all technical and personnel concernsPerform Leidos supervisory duties for a team of 5 personne
Posted 5 days ago | Updated 3 hours ago

Principal Network Engineer

Leidos

•

McLean, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal Network Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and i
Posted 20 days ago | Updated 1 hour ago

Principal DevSecOps Lead Engineer

Accenture LLP

•

Springfield, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 44 days ago | Updated 3 hours ago

Systems Administrator

Aerospace Corporation

•

Chantilly, Virginia, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,
Posted 60+ days ago | Updated 3 hours ago

Mainframe ZOS / DB2 Support

ALTA IT Services

•

Reston, Virginia, USA

Full-time

Job Title: Mainframe / DB2 Support Engineer Location: 100% Remote EST - candidates should be located in MD, VA, DC, or West Virginia Role Type: 6 + months contract with very strong chance of contract to hire conversion Hours: Shift work - OVERNIGHT - 4 X 10 hour shifts (4 nights per week, 10 hr shift) Please note - candidates must be flexible within the 6 pm - 6 am OVERNIGHT shift time range and be flexible on the days Qualifications Experience: 5 + years' experience in Mainframe DB2 Support.
Easy Apply
Posted 7 days ago | Updated moments ago

Active Directory Systems Engineer - TS/SCI w/Poly

General Dynamics

•

Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: Other Job Family: Systems Engineering Job Qualifications: Skills: Group Policy, Software Applications, Software Systems Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Active Directory Systems Engineer Deliver simple solutions to complex problems
Posted 47 days ago | Updated 3 hours ago

eDiscovery Systems Engineer

Evolver Federal

•

Washington, District of Columbia, USA

Full-time

Evolver, a Converged Security Solutions company, is an information technology company serving the Federal, Commercial, and Legal markets that addresses client challenges in the present and transitions clients into the future by introducing efficient and effective IT solutions. With a dedicated focus on client satisfaction, CSS has proven its value time and time again, from managing day-to-day operations to skillfully navigating the implementation and support of new technologies. Our core compete
Posted 1 day ago | Updated moments ago

LINUX Sr Principal Systems Engineer - Active Top Secret Required

General Dynamics

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Computer Engineering, Linux, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Job Description Senior Principal Systems Engineer - Linux Design, deploy, integrate and maintain Li
Posted 18 days ago | Updated 3 hours ago

System Administrator

SAIC

•

Fort Meade, Maryland, USA

Full-time

Job ID: 2506155 Location: FORT MEADE, MD, US Date Posted: 2025-06-18 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence
Posted 44 days ago | Updated 1 hour ago

VMware Systems Administrator

SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2506948 Location: WASHINGTON, DC, US Date Posted: 2025-07-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 25 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: No Description SAIC is hiring a VMware Systems Administrator to support HHS On-Site in Washington, DC. The VMware Systems Administrator will provide ongoing support to Executives
Posted 23 days ago | Updated 1 hour ago

System Administrator

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

System Administrator LOCATION Tysons, VA 22182 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, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updates,
Posted 60+ days ago | Updated 3 hours ago

Virtual Desktop Infrastructure (VDI) Engineer

General Dynamics

•

Remote or Washington, District of Columbia, USA

Full-time

This is an unpaid fellowship through the Department of Defense (DoD) SkillBridge Program. The fellow selected for this role will not receive compensation or benefits from GDIT and will not be an employee, agent or contractor of GDIT but rather will remain an employee of the DoD and will receive compensation and benefits through the DoD. Type of Requisition: Regular Clearance Level Must Currently Posses: Top Secret SCI + Polygraph Clearance Level Must Be Able To Obtain: Top Secret SCI + Polygr
Posted 60+ days ago | Updated 3 hours ago

Technical Business Analyst

NTT DATA Americas, Inc

•

Remote or Pittsburgh, Pennsylvania, USA

Contract

Technical Business Analyst - 25-05391 100% REMOTE 6+ Months Duration W2 or C2CNTT DATA's Client is seeking a Technical Business Analyst to serve as the operational resource to help achieve remediation of user/service accounts (password resets), gather and improve data on system/application ownership, and coordination of Java remediation. Additional coordination and remediation activities as assigned. Role Scope / Deliverables: Account Management Coordination: Track and coordinate user account pa
Easy Apply
Posted 9 days ago | Updated 10 hours ago

System Administrator Level 3

General Dynamics

•

Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, ServiceNow Platform, Unix Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Provides support for implementation, troubleshooting and maintenance of information Technology (I
Posted 53 days ago | Updated 3 hours ago

Senior Compute Engineer - Cloud Infrastructure

Fannie Mae

•

Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will act as a Senior Engineer in designing and developing advanced solutions fo
Posted 43 days ago | Updated 1 hour ago

Network Engineer / Systems Administrator (SA)

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Network Engineer / Systems Administrator (SA) LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure. In this role, you will be responsible for designing, implementing, and managing network systems, as well as ensuring the reliability, secur
Posted 60+ days ago | Updated 3 hours ago

Systems Administrator Intermediate - TS/SCI required

General Dynamics

•

Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Information Technology (IT) Systems, Systems Management Certifications: None Experience: 7 + years of related experience ship Required: No Job Description: Systems Administrator Intermediate - TS/SCI required Transform techno
Posted 18 days ago | Updated 3 hours ago

Tier 2 Service Desk Technician

Evolver Federal

•

Washington, District of Columbia, USA

Full-time

Evolver Federal, a Converged Security Solutions company, is an information technology company serving the Federal, Commercial, and Legal markets that addresses client challenges in the present and transitions clients into the future by introducing efficient and effective IT solutions. Evolver Federal is seeking a Tier 2 service Desk Technician to support work in Washington, D.C. Must have the ability to work day shift Tuesday - Saturday, 4 days onsite, Saturday is 5:00a-1:30p. This is a hybrid p
Posted 2 days ago | Updated moments ago

ServiceNow Configuration Manager

SAIC

•

Springfield, Virginia, USA

Full-time

Job ID: 2506326 Location: SPRINGFIELD, VA, US Date Posted: 2025-06-03 Category: Information Technology Subcategory: Bus Proc Analyst Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description SAIC has an opening for a Configuration Manager. Make an impact on both business and technology operations while delivering ServiceNow features as our global federal customer expands plat
Posted 44 days ago | Updated 1 hour ago

System Administrator, Journeyman

SilverEdge

•

Maryland, USA

Full-time

Overview Silveredge Governmet Solutions is seeking a System Administrator to assist with basic configuration, monitoring, troubleshooting, analysis and repair of Desktop and Server systems, Disaster Recovery Systems switches, networks, video systems. Participates in the design, installation and administration of local systems using multiple protocols and various computer systems. Writes detailed/techical problem reports, assists with root cause analysis and recommendations for configuration and
Posted 60+ days ago | Updated 3 hours ago