- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests… more
- Indigo IT, LLC (Washington, DC)
- Senior Systems Administrator Washington, DC SUMMARY: Founded in 2001, Indigo IT is an award winning information technology consulting and services ... of five (5) years of experience or equivalent work experience as a systems engineer/ administrator + Preference of Bachelor's degree in Computer Science or… more
- BAE Systems (Washington, DC)
- …Other incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator ** **118971BR** EEO Career Site Equal ... **Job Description** BAE Systems is seeking **System Administrators** to join our...providing a comprehensive set of System/ Software Engineering and IT Services to maintain, sustain, enhance, and improve/modernize. The… more
- Leidos (Arlington, VA)
- …Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ years deploying Unix in secured environments, ... Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National...our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in… more
- CACI International (Annapolis Junction, MD)
- Senior Systems Administrator Job...Provide the daily activities of configuration and operation of IT systems + Provide assistance to users ... any processes related to these systems . The Senior Systems Administrator will Configure...in accessing and using IT systems + Provide Tier 1 (Help… more
- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... and make a difference in National** **Security!** As a Senior Systems Administrator you will...role in maintaining the efficiency and reliability of our IT systems . You will oversee the infrastructure,… more
- Aston Carter (Dulles, VA)
- …and database performance. Essential Skills + 5 to 10 years of experience systems administrator + Proficiency in Microsoft Office. + Meraki Networking and ... Job Title: Senior System Administrator Job Description The...systems . Responsibilities + Configure and maintain the networked IT infrastructure, including hardware, system software, and applications. +… more
- SAIC (Annapolis Junction, MD)
- …and any processes related to these systems + Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all ... support for implementation, troubleshooting and maintenance of Information Technology ( IT ) systems + Manage IT ...+ Minimum of 14 years of experience as a Systems Administrator in programs and contracts of… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, mission-oriented ** Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... responsible for providing a full range of Tier 2/3 IT support services and expertise to customer activities, as...or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a… more
- Belay Technologies (Annapolis Junction, MD)
- …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Network Systems Administrator (Windows) to join our team. The selected individual will be ... respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations....at least 5 years of experience working on an IT /software program that utilizes complex equipment/ systems (ex.… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows ... Required Qualifications: + Experience: Minimum of 10 years in systems administration and IT infrastructure leadership +...of 10 years in systems administration and IT infrastructure leadership + Education: Master's degree OR Bachelor's… more
- BAE Systems (Washington, DC)
- …Coordinates with IT teams to integrate database solutions within broader systems + Keeps current with emerging database technologies and trends to drive ... Security, CISA, CISSP, or GSEC + Bachelors degree in IT , Cybersecurity, Computer Science, Information Systems , Data...be available based on position level and/or job specifics. ** Senior Database Administrator ** **118979BR** EEO Career Site… more
- V2X (Springfield, VA)
- …maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information Technology ( IT ) Operations and ... integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist...with the activity's Senior Systems Administrator , Network Engineer as well as the IT… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated and skilled ** Senior Systems Administrator ** to join our sustainment team in **Chantilly, VA.** In this role, you will support ... limited to:** + Provide hands-on O&M support for enterprise systems , including break-fix resolution and routine sustainment tasks +...of a degree + 5+ years of experience in IT , O&M, sustainment, and/or break-fix support + Demonstrated experience… more
- Maryland Department of Transportation (Anne Arundel County, MD)
- Senior Contract Administrator ( Administrator V) Salary $85,963.00 - $133,951.00 Annually Location Anne Arundel County Job Type Full Time Remote Employment ... The Secretary's Office (MDOT TSO) is recruiting for a Senior Contract Administrator ( Administrator V)...Write and process justifications for sole source agreements for IT hardware and software procurements. + Provide guidance and… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Messaging Administrator Chicago, IL, USSt. Louis, MO, USKansas City, MO, USWashington DC, DC, USDenver, CO, USAtlanta, GA, USDallas, TX, US Dec ... 12, 2025 ** Senior Enterprise Messaging Administrator ** Dentons US LLP...the latest applications, technologies, and their integration into existing systems , ensuring optimal performance and reliability. **Responsibilities:** + Lead… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Database Administrator Chicago, IL, USAtlanta, GA, USWashington DC, DC, USSt. Louis, MO, USKansas City, MO, USDallas, TX, US Dec 15, 2025 ** ... Senior Enterprise Database Administrator ** Dentons US LLP...conjunction with data owners. + Design and implement redundant systems , policies, and procedures for disaster recovery and data… more
- St. George Tanaq Corporation (Suitland, MD)
- Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Security** to support our… more
- DCCA (Columbia, MD)
- Senior System Administrator Location Columbia, MD Job Code 2215 # of Openings 1 Apply Now ... and a competitive compensation and benefits package. Visit our website at: www.dcca.com Senior System Administrator Candidate must have an active TS/SCI w/Poly… more
- CGI Technologies and Solutions, Inc. (Arlington, VA)
- **ServiceNow Portal Administrator , Senior ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2136 ... Description:** CGI Federal has an exciting opportunity for a ServiceNow Portal Administrator within our Intel sector advancing the national security mission through… more