Systems Administrator Jobs in Washington

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161 - 180 of 271 Jobs

SIS Administrator

ConsultNet, LLC

•

Remote or McLean, Virginia, USA

Full-time

SIS Adminstrator 100% Remote - EST Hours Competitive Compensation We are seeking an experienced SIS (Student Information Systems) Administrator to support the national expansion of our client's K-12 virtual public charter schools by administering and enhancing their Student Information Systems. This individual will play a key role in managing SIS operations across both online and brick-and-mortar schools (approximately 100+ schools), ensuring seamless integration, compliance, and functio
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Posted 11 days ago | Updated 8 hours ago

System Administrator & Technical Lead - TS/SCI Clearance

Dexian DISYS

•

Washington, District of Columbia, USA

Full-time

Dexian has been engaged to identify a Senior System Administrator and Technical Lead with active TS/SCI clearance, to directly support the most sensitive programs of a defense technology organization. This is a Full-Time staff position working onsite in Washington, D.C. The Senior Systems Administrator will be a part of the team building and maintaining the critical classified infrastructure. You will have the opportunity to work with and learn from some of the world's best engineers and cybers
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Posted 22 days ago | Updated 1 hour ago

ServiceNow Developer

SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507352 Location: ADELPHI, MD, US Date Posted: 2025-07-08 Category: Software Subcategory: SW Systems Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven ServiceNow Developer to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterprise IT servi
Posted 11 days ago | Updated 6 hours ago

Network and AV Cabling Support

SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507149 Location: ADELPHI, MD, US Date Posted: 2025-07-01 Category: Information Technology Subcategory: Audio Visual Tech Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network and AV Cabling Support Specialist to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of E
Posted 18 days ago | Updated 6 hours ago

Network System Administrator

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Network System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system infrastructure. In this role, you will ensure the reliability, security, and efficiency of both network operations and system performance. Collaborating with a team
Posted 60+ days ago | Updated 8 hours ago

Cloud System Administrator

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Cloud 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 dedicated and innovative Cloud Systems Administrator to join our dynamic team. In this role, you will be at the forefront of managing and optimizing cloud-based environments to support mission-critical operations. You'll work collaboratively with a talented group of professionals, leveraging cutting-edge technologies to ensure s
Posted 60+ days ago | Updated 8 hours ago

ServiceNow Developer Functional Manager

SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507380 Location: ADELPHI, MD, US Date Posted: 2025-07-08 Category: Software Subcategory: SW Systems Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven ServiceNow Developer Sr. Functional Manager to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full rang
Posted 11 days ago | Updated 6 hours ago

Systems Admin VDI - Senior

Apex Systems

•

Odenton, Maryland, USA

Full-time

Job#: 2081128 Job Description: For immediate response, please send to : Updated WORD resume/Security+ CE, desired hourly/salary rate, and best time to speak! Position: Top Secret (SCI Eligible) VDI Systems Admin Location: Ft. Meade, MD (100% ONSITE) Duration: Long Term Contract (Contract goes until 2030) MUST HAVES: Ability to obtain and maintain a Top Secret/SCI | Security+ CE (please send copy)Bachelor's & 6 years of experience OR 10+ Years of ExperienceAdvanced/Expert knowledge in VDI and
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Posted 9 days ago | Updated 9 hours ago

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
Posted 19 days ago | Updated 6 hours ago

ServiceNow Technical Lead (Catalog and Knowledge Management)

MDMS Recruiting

•

McLean, Virginia, USA

Full-time

Service Now Technical Lead (Catalog and Knowledge Management) Location: Mclean, VA, Plano, TX or Chicago, IL (5 days onsite) Full Time Position Overview: This position will focus on supporting the ServiceNow Request Management (Catalog Self Service Portal) and Knowledge modules. The ServiceNow Catalog and Knowledge Management (KM) tech lead will demonstrate leadership skills and deliver in areas for the Operational support, process and governance documentation, and technical support of the Serv
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Posted 60+ days ago | Updated 2 days ago

Linux System Administrator

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Linux System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux Systems Administrator to join our team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and security. You
Posted 60+ days ago | Updated 8 hours ago

Java Web Applications Developer

Halvik

•

Greenbelt, Maryland, USA

Full-time

Halvik Corp delivers a wide range of services to 13 executive agencies and 15 independent agencies. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting Edge Technology across the US Government. Be a part of something special! Position: Java Web Applications Developer SUMMARY: NASA SEWP is seeking a Java Web Applications Developer
Posted 10 days ago

Senior Telephony Analyst

Maximus, Inc.

•

Maryland, USA

Full-time

Description & Requirements Maximus is seeking a Senior Telephony Analyst to manage and support internal-use telephony systems for our Homeland Security customer. This role will provide technical leadership for the design, configuration, maintenance, and troubleshooting of enterprise VoIP and telephony infrastructure, with responsibilities that span operating systems, networking, security, and application support. This position is on-site five days a week and requires an active secret security c
Posted 2 days ago | Updated 4 hours ago

Telephony Analyst

Maximus, Inc.

•

Maryland, USA

Full-time

Description & Requirements Maximus is seeking a Telephony Analyst to manage and support internal-use telephony systems for our Homeland Security customer. This role will provide technical leadership for the design, configuration, maintenance, and troubleshooting of enterprise VoIP and telephony infrastructure, with responsibilities that span operating systems, networking, security, and application support. This position is on-site five days a week and requires an active secret security clearanc
Posted 3 days ago | Updated 4 hours ago

Azure Cloud Engineer

ITCON Services

•

Vienna, Virginia, USA

Full-time

ITCON Services is looking for a bright, motivated Azure Cloud Engineer to join our team. The individual will be responsible for supporting the ITCON Offices IT infrastructure which is based both in our data center as well as in the Microsoft 365 and Azure Cloud. We need an experienced and technically skilled Systems Administrator/Cloud engineer who understands the fundamentals of how CISCO Meraki and Ubiquiti routers, hubs and switches operate. Fundamental understanding of installation, configu
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Posted 60+ days ago | Updated 20 days ago

System Administrator

Jacobs

•

Severn, Maryland, USA

Full-time

Amentum is hiring a professional IT Systems Administrator that will successfully support and maintain a stable IT infrastructure for multiple SCIF and commercial environments. Providing support on telecommunications circuits, networking equipment, servers, AD enterprise, applications, and desktop support. Ensuring secure and stable operation of systems, seamless flow of information and proper functioning of endpoints throughout the organizations operations. Working as part of a team triaging of
Posted 60+ days ago | Updated 8 hours ago

Enterprise IT Support Officer Equipment and Telephony Installer

ManTech

•

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Enterprise IT Support Officer (EITSO) - Equipment and Telephony Installer to join our team in Herndon, VA . In this role, you support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules. Responsibilities include, but are not limited to: Performing high quality installations and troubleshooting a variety
Posted 60+ days ago | Updated 18 hours ago

Linux System Administrator

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Linux System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux Systems Administrator to join our team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and security.
Posted 60+ days ago | Updated 8 hours ago

Network System Administrator

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Network System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system infrastructure. In this role, you will ensure the reliability, security, and efficiency of both network operations and system performance. Collaborating with a team
Posted 60+ days ago | Updated 8 hours ago

Cloud System Administrator

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Cloud System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and innovative Cloud Systems Administrator to join our dynamic team. In this role, you will be at the forefront of managing and optimizing cloud-based environments to support mission-critical operations. You'll work collaboratively with a talented group of professionals, leveraging cutting-edge technologies to ensure s
Posted 60+ days ago | Updated 8 hours ago