- NTT America, Inc. (Washington, DC)
- …and forward-thinking organization, apply now. We are currently seeking a Sr Systems Administrator - Active Directory-US Citizen to join our team ... States (US). **Position's General Duties and Tasks:** The Senior IT Systems Administrator - Active Directory provides Tier 2 through 4 operational… more
- V2X (Springfield, VA)
- …Under the guidance of more senior Server team members, the Systems Administrator provides O&M support - installation, configuration, testing, sustainment, ... with integrity, respect, responsibility, and professionalism. We are hiring a System Administrator - active TS/SCI clearance to support our government customer… more
- GovCIO (Washington, DC)
- **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_… more
- General Dynamics Information Technology (Arlington, VA)
- …for optimal conditions. Installs system-wide software. GDIT is looking for a Windows Systems Administrator that holds an active TS/SCI eligible clearance ... + years of related experience **US Citizenship Required:** Yes **Job Description:** Systems Administrator Maintains an organization's computer systems '… more
- SAP (Herndon, VA)
- …for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** ** Active TS SCI with Polygraph Required** **NS2 ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more
- Leidos (Alexandria, VA)
- …SIGN ON BONUS! Must have an active TS/SCI Polygraph. We are hiring a ** Senior Windows Administrator / Test Lab Manager** to join a high performing agile team ... in support of a complex network environment with geographically distributed systems . The position entails supporting system engineering requests to meet operational… more
- Deloitte (Arlington, VA)
- …support for contract and finance administration duties aligned with population of systems with key contractual information. The Team: The GPS Contracts Sector Team ... purchasing hardware and software or SaaS solutions, and other IT related products + Active TS/SCI Required + Must be legally authorized to work in the United Stated… more
- Cambridge International Systems Inc (Mclean, VA)
- …and complex obstacles! Cambridge International Systems , Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. ... clearance. ROLE RESPONSIBILTIES + Maintains smooth operation of multi-user computer systems , including coordination with network engineers. + Monitors and manages… more
- General Dynamics Information Technology (Fairfax, VA)
- …effort to modernize 12 US Government spectrum and frequency management systems . **HOW A SYSTEMS ADMINISTRATOR SENIOR WILL MAKE AN IMPACT:** + You will be ... to Obtain:** None **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Active Directory (AD),Cloud Computing,Computer… more
- The Boeing Company (Herndon, VA)
- …Data Analytics (IT&DA) organization Specialized Infrastructure Operations group is currently seeking a ** Senior Systems Administrator ** to join the team in ... meaningful contributions, from the seabed to outer space. The Senior System Administrator will handle system administration...Scope Polygraph + 5+ years of experience as a systems administrator + 5+ years of experience… more
- Amentum (Mclean, VA)
- Job Description Amentum is looking for a ** Senior System Administrator ** to join our team in **McLean, VA** ! As the ** Senior System Administrator ** , ... you will Monitor and maintain corporate communication systems related to email and messaging. Troubleshoot hardware, software, and network problems pertaining to the… more
- Leidos (Chantilly, VA)
- …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Senior Systems Administrator to join a new cyber security program ... and play a key role in supporting government-critical systems . You will be part of a program that...process optimization. **What does Leidos need from me?** + Active Top Secret/SCI (TS/SCI) with Polygraph security clearance required.… more
- ManTech (Chantilly, VA)
- ManTech seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA. As the Senior Systems Administrator , ... optimization, and troubleshooting of our VMware virtualized environment and Active Directory infrastructure, ensuring seamless and reliable operations for the… more
- Leidos (Lorton, VA)
- **Description** The Multi Domain Solutions Division at Leidos is looking for a ** Senior Systems Administrator ** to support a fast-paced program with the Air ... to ensure mission success while adhering to DoD standards and regulations. The ** Senior Systems Administrator ** will ensure accounts for the enterprise… more
- The Boeing Company (Herndon, VA)
- …Data Analytics (IT&DA) organization Specialized Infrastructure Operations group is currently seeking a ** Senior Systems Administrator ** to join the team in ... complex problem resolution, root cause analysis and technical support for delivery systems + Participates in the design, validation and configuration management of… more
- ManTech (Alexandria, VA)
- **ManTech** seeks a motivated, career and customer-oriented ** Senior ** ** Systems Administrator ** to join our team in the **DC Metro Area** . ... to minimize downtime and maintain system reliability. + Manage and Maintain IT Systems : Ensure the continuous and efficient operation of IT systems , including… more
- Parsons Corporation (Fort Belvoir, VA)
- …what you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Senior ** ** Systems Administrator ** to join our team! In this ... Be Doing:** + Administering sensitive operational and developmental networks and systems + Manage Windows Active Directory environments, hypervisors, Linux… more
- Three Saints Bay (Washington, DC)
- …application problems. + Perform any other related duties as assigned by the Senior Systems Administrator , Technology or other appropriate administrator ... ** Sr . Cisco Network Engineer TS/SCI Required (4827)** Location...Cisco Certified Network Engineer - TS/SCI Required** with an active Top Secret clearance to join our Team! **Position… more
- ICF (Reston, VA)
- Description ICF is looking for a System Administrator to work with an Agile team to deliver value quicky, confidently, inexpensively, and securely. **This position ... requires** **an active Department of Defense Top Secret (or higher) security...version control **Desired Qualifications** + AWS certificates (preferably System Administrator and DevOps Professional) + Experience with security compliance… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Messaging Administrator Chicago, IL, USKansas City, MO, USAtlanta, GA, USWashington DC, DC, USPhoenix, AZ, USSt. Louis, MO, USDallas, TX, US ... 2025 Dentons US LLP is currently recruiting for a Senior Enterprise Messaging Administrator . This position will...efficiency. + Manage external (IBM NS1) and internal DNS systems ( Active Directory Domain Services), ensuring accurate… more