Windows Administrator Jobs in Washington

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IT Analyst / Systems Administrator

Modern Technology Solutions

Fort Belvoir, Virginia, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a IT Analyst/Systems Administrator in Ft. Belvoir, Va. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the

Senior Network Engineer

Parsons Services Company

Quantico, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Senior Network Engineer to join our tea

Systems Administrator 2

Nightwing

Remote or Annapolis, Maryland, 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

End User Support Specialist

DMI

Annapolis, Maryland, USA

Full-time

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, ef?cient, and cost-effective solutions that drive measurable results. Learn more at

IT Systems Engineer

American Systems Corporation

Chantilly, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities **This is a pipeline requisition designed to collect resumes for potential upcoming work at AMERICAN SYSTEMS and does not represent a current opening. Qualified candidates will be contacted when an opening/fundi

Google Cloud Platform Cloud Engineer/ Denver, Colorado (Remote)-12 Months Contract

Suncap Technology

Remote or Denver, Colorado, USA

Contract

Local to CO Candidates only Title: Google Cloud Platform Cloud Engineer Location: Denver, Colorado (Remote) Duration: 12 Months Contract The Google Cloud Platform Cloud Engineer is responsible for implementing the designs and standards provided by the Cloud Architect and established by the Cloud Operations team as a whole and deploying application hosting environments using repeatable templates/tools/processes, with a primary focus on the Google Cloud Platform cloud platform within a DevOps stru

Application Support Engineer

CitiusTech

Remote

Full-time

Job Description Application Support Engineer Who we are: - At CitiusTech, we constantly strive to solve the industry's greatest challenges with technology, creativity, and agility. With over 8,500 healthcare technology professionals worldwide, CitiusTech powers healthcare digital innovation, business transformation, and industry-wide convergence for over 140 organizations through next-generation technologies, solutions, and products. We aim to accelerate the transition to a human-first, sustaina

Modernization Cyber Systems Administrator - SA2

Lockheed Martin Corporation

Maryland, USA

Full-time

Job Description The Work: We are seeking professionals interested in Systems Administration. Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel t

Middleware Architect

Pegasus Knowledge Solutions

Remote

Third Party, Contract

Title : Sr. Azure DevOps / Middleware Architect Top 3 skills would be : Middleware Expertise MS Azure AWS CloudDevOpsCICD The Middleware Architect will be responsible for architecture, build, administer and maintaining specified multi-tier applications and services to include installation, configuration, monitoring, planning, deploying, troubleshooting, and issue resolution. They will be the subject matter expert (SME) for multiple applications/environments and will provide guidance and recomm

Linux Administrator - Scripting (SA2) (Government)

AT&T Inc.

Columbia, Maryland, USA

Full-time

Job Description: 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 our customers' mission. Intelink Services provide interagency information sharing, content discovery, and collaboration capabilities on the IC s

Systems Administrator 3

Nightwing

Remote or Annapolis, Maryland, 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

Principal Network Engineer

Leidos

McLean, Virginia, USA

Full-time

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 immediate ves

Systems Engineer

Navigant Consulting

Washington, District of Columbia, USA

Full-time

Job Family: Systems Engineering Consulting Travel Required: None Clearance Required: Active Top Secret (TS) What You Will Do: Guidehouse is recruiting System Engineers to outwit complexity and be a part of our fast-growing litigation and investigation support practice. Every organization today faces complexity across multiple levels on a frequent basis. And navigating these challenges and opportunities demands more than the one-dimensional maps, tools, or solutions of the past. You need a gu

Enterprise Application Administrator

RTX Corporation

Massachusetts, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: RMA99: RTN Remote, Massachusetts Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are consi

Cyber Security Project Engineer

Realm One

Chantilly, Virginia, USA

Full-time

We're searching for talented individuals who provide intelligence and cyber security expertise to support a government customer. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Program Review: Provides technical support to a diverse set of corporate goals across the organization by conducting technical risk assessments

Embedded Developer Level 2

Metrea Management, LLC

Maryland, USA

Full-time

Company OverviewMetrea is a defense company dedicated to translating commercial innovation into solutions for the hardest problems in national security. With deep mission expertise, Metrea focuses on delivering effects as-a-service across a spectrum of domains including Air & Space, Electromagnetic & Cyber, and Synthetic. Metrea Management provides central services to eleven (11) global capability units via Operations, Solutions, Strategy, Legal, and Finance teams. Capability Unit Metrea Algorit

100% REMOTE: Build Engineer

Parmesoft Inc.

Remote

Contract

VERY URGENT REQUIREMENT Position: Build Engineer Location: 100% REMOTE (Clint is in Madison, WI) Duration: 6 Months CONTRACT TO HIRE Rate: $53-$55/Hr Client needs build engineers and can build / install / configure Application servers and migrate the existing legacy environment to the Enterprise Datacenter for all Non-Prod & Prod environments. The target environment in EDC is all VMware virtualization with data on Pure Storage. Primary Skills Compute virtualization for both in-house developed a

Classified Virtualization Systems Administrator

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, Maryland, USA

Full-time

Description Do you thrive in and love a fast-paced, dynamic classified environment? Do you want to be empowered to take ownership and stake in the overall engineering and operations of the IT infrastructure? Are you interested in learning new technologies and creating new IT capabilities? If so, we're looking for someone like you to apply and join our team at APL! We are ranked as one of Computerworld 's Top Places to Work in IT for 6 years running, and we are seeking a Virtualization Systems

Junior .NET Developer

Cornerstone Defense

Reston, Virginia, USA

Full-time

Location: Reston, Virginia Type: Contract Job #3560 Title: .NET Developer Location: Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed

Senior JBoss Engineer

ALTA IT Services

Washington, District of Columbia, USA

Full-time

Senior JBoss Engineer Remote - with occasional meetings in Washington, DC Must be located in the Washington, DC metro area Must be able to obtain Public Trust clearance $145,000-150,000 annually Required Skills and Experience: Experience with JBOSS, Java EE applications, Red Hat In-depth knowledge of Artifactory Proven experience with DevSecOps Engineering Clearance Required: Must be able to obtain and maintain AOPublic Trust Responsibilities: JBOSS Install JBoss EAP on supported platforms (L