- ASM Research, An Accenture Federal Services Company (Washington, DC)
- …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... Responsible for unique or complex information systems and/or information technology projects across more than one discipline, such as application support,… more
- General Dynamics Information Technology (Washington, DC)
- …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to… 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
- UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
- **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract ... monitoring tools + Configure and manage virtual machines, containers, storage systems , and networking components in secure cloud environments + Implement and… more
- Chenega Corporation (Fort Belvoir, VA)
- Senior Systems Administrator Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System ... systems support documentation. + Create and update related server/ application documentation, including Trusted Recovery Documentation (TRD), Method of Procedures… more
- Leidos (Arlington, VA)
- …Systems Security Certified Practitioner (SSCP) ) Training (DISA-US1390 DCWF Windows Systems Administrator ). + Expert knowledge of Windows Active Directory ... Leidos Digital Modernization Sector is seeking a **_Senior Windows Systems Administrator_** in support of the Air Force National...in lieu of a degree. + 6+ years of Senior level experience in Windows server (Server OS 2019,… more
- Leidos (Quantico, VA)
- **Description** Leidos has an immediate opening for a Senior Systems / Network Administrator to support critical SMIT contract initiatives based in Quantico, ... the largest IT services program for the Navy. The Senior Systems / Network Administrator ...provide payment-related information during any part of the employment application process (ie, ask you for money), nor will… more
- Leidos (Chantilly, VA)
- **Description** Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM ... space.As a System Administrator on this program, you will design, develop, implement,...support to mission teams + Ensures the mission critical application remains operational 24/7 + Supports a COTS service… more
- BAE Systems (Sterling, VA)
- …servers, multi-Cloud services as well as virtualized applications, and storage systems . Enterprise Computing Engineering services include modern application ... implementation of databases based on functional specifications + Providing Database Administrator (DBA) support for application developers. + Commercial database… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Messaging Administrator Chicago, IL, USDallas, TX, USAtlanta, GA, USKansas City, MO, USWashington DC, DC, USDenver, CO, USSt. Louis, MO, US Jan ... 10, 2026 ** 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
- General Dynamics Information Technology (Quantico, VA)
- …Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior VMware Administrator ** at GDIT. Shape what's next for ... sabotage, espionage and subversive activities. **MEANINGFUL WORK AND PERSONAL IMPACT** As a ** Senior VMWare Administrator ,** the work you'll do at GDIT will be… more
- CVS Health (Washington, DC)
- …and every day. **Position Summary** Under supervision of the Billing Manager, the Senior Billing Administrator is responsible for the processing and distribution ... of the monthly premium invoices. The Senior Billing Administrator must review invoices for...pricing, volumes, and account setup using various computer billing systems . + Execute monthly invoices on appropriate billing platform… more
- Leidos (Fort Belvoir, VA)
- **Description** The DTRA program at Leidos is seeking a ** Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team ... The candidate is expected to work well as a part of the DTRA Systems Administration team using ITIL best practices as well as work independently on assigned… more
- GovCIO (Washington, DC)
- **Overview** GovCIO is currently hiring for a ** Senior ** **ServiceNow Platform Administrator ** to support our USSS Network Operations and Security Center (NOSC) ... $135,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6168/ senior -servicenow-platform- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-DC-_ **ID** _2025-6168_ **Category**… more
- SAIC (Fort Belvoir, VA)
- **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers across ... day-to-day operational maintenance, support, and upgrades for complex operating systems , workstations and servers. Coordinates, directs and performs complex software… more
- Amentum (Springfield, VA)
- …Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team of passionate individuals in ... Senior level experience managing and administering Linux/Windows based systems including patching, updates, and configuration management. * Experience with… more
- Amazon (Arlington, VA)
- …asylum. The ideal candidate will lead the team providing the tools and systems needed to design, build, and operate the organization's services. Candidate will be ... DB and other SAP applications on AWS cloud infrastructure Perform basis administrator configuration activities for new enhancement requests from business and support… more
- General Dynamics Information Technology (Falls Church, VA)
- …Family:** IT Infrastructure and Operations **Skills:** Critical Systems ,Enterprise Systems ,Software Updates,System Administration,Technical Issues ... **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for… more
- RTX Corporation (Springfield, VA)
- …tough, meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an ... meet its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data system supporting a high visibility… more
- GovCIO (Washington, DC)
- …to this job (https://careers-govcio.icims.com/jobs/6348/ senior -linux-system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position will… more