windows administrator Jobs in district of columbia

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Systems Administrator 2

Apex Systems

Linthicum Heights, Maryland, USA

Full-time

Job#: 2071515 Job Description: Apex Systems is immediately seeking a Systems Administrator II (Linux/Windows) to join our large government integrators client's Mission Systems sectors Classified Solutions team in Linthicum, MD. ** If you or someone you know is interested in learning more about this, please send an up-to-date resume to Kalya Ivey-Russell at ** Position: Linux/Windows Systems Administrator Location: Linthicum, MD Duration: 6m CTH Compensation: Hourly rate on Apex's W2 ranges f

Systems Administrator 3

Realm One

Annapolis, Maryland, USA

Full-time

Are you ready to KANGAROO into action at RealmOne! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as w

Systems Administrator IV

Robert Half

Washington, District of Columbia, USA

Contract

Description We are looking for an experienced Systems Administrator IV to join our team in Washington, District of Columbia. In this long-term contract position, you will manage and optimize complex IT systems and infrastructures, ensuring their efficient operation and compliance with industry standards. This role offers an exciting opportunity to apply advanced technical knowledge to solve challenging issues and contribute to the success of large-scale projects. Responsibilities: Oversee the i

Linux Engineer

Jacobs

Chantilly, Virginia, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Linux Engineer to join our team of passionate individuals in Chantilly, VA. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: Our Linux Engineer will join a team of highly skilled technical professionals supporting the design, implementation, deployment,

Sr. System Administrator - VMware

Leidos

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration on a DISA contract. This role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Provide Senior level expertise for VMware environment.Lead as the Subject Matter Expert on all VMware related issues/needs.Provide support for ticket escalation on major outages.Be able to

Network Administrator

SAIC

Adelphi, Maryland, USA

Full-time

Job ID: 2507144 Location: ADELPHI, MD, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of

Senior System Engineer (Government)

AT&T Inc.

Oakton, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to

Active Directory Systems Engineer - TS/SCI w/Poly

General Dynamics Information Technology

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

Principal Infrastructure Architect - Direct-Hire/FTE - Remote (Washington DC Metro)

INSPYR Solutions

Remote or Washington, District of Columbia, USA

Full-time

Principal Infrastructure Architect - Direct-Hire/FTE - Remote (Washington DC Metro)Title: Principal Infrastructure Architect Location: Washington DC. Compensation:$150,000-170,000 Annual Base Salary Work Requirements: , Holders or Authorized to Work in the U.S. Job Summary: The Infrastructure Architect is responsible for translating business and technical requirements into scalable, secure architecture designs that guide the development and implementation of enterprise solutions, ensuring align

Storage Administrator Active TS/SCI / wPoly

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: Backup and Recovery (Software), Information Technology (IT) Systems, NetApp Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Storage Administrator Transform technology into opport

Sr DevSecOps Engineer

Accenture LLP

Reston, 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

System Deployment Engineer

Leidos

Fort Belvoir, Virginia, USA

Full-time

Leidos has an exciting opportunity to hire a System Deployment Engineer. At Leidos, we don't just imagine the future-we build it. As a cornerstone of cutting-edge innovation across national security, defense, civil, and health markets, Leidos offers you the chance to solve some of the world's toughest challenges alongside the brightest minds in the industry. Whether you're passionate about artificial intelligence, mission-critical operations, or transformative health technologies, you'll find pu

System Administrator 4

Boeing Company

Herndon, Virginia, USA

Full-time

This posting is for a contract assignment and is not a full-time employment offer with Boeing. Candidates selected for roles will be employed as contract workers through a Boeing approved 3rd party for the duration of the specified project. The Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a System Administrator to join our Mission Systems Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging envi

Software Engineer

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

System Administrator Level 3

General Dynamics Information Technology

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

DevOps Engineer II

Leidos

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a DevOps 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 immediate vesting, Flexi

DevOps Engineer II

Leidos

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a DevOps 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 immediate ve

Mid-Level Network Administrator

Leidos

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a Mid-Level Network Administrator on a DISA contract. This role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Works with limited supervision to perform configuration of assets to include switches, load balancers, routers, and FirewallsPerform routine maintenance, troubleshooting, updates

Cyber Security Engineer-All Levels

SilverEdge

Herndon, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking an Cyber Security Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative and effective solutions for o

Sr. Cloud Engineer I

Judge Group, Inc.

Washington, District of Columbia, USA

Contract

Location: Washington, DC Salary: $140,000.00 USD Annually - $200,000.00 USD Annually Description: Our client is currently seeking a Sr. Azure Cloud Engineer **This is a direct hire position.**This position requires an active Secret clearance, and ability to obtain a Top Secret.**This position is fully on-site in NW D.C., near Foggy Bottom.**The end client is the Department of State. Qualifications:Security Clearance: Secret with ability to obtain a Top Secret clearance Ability to be onsit