- BigBear.ai (Annapolis Junction, MD)
- Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS /SCI with Poly clearance to join and assist and meet mission needs for our ... do + Manage customer's Risk Management Framework and related systems to ensure optimized performance and security + Support...security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for … more
- RTX Corporation (Annapolis Junction, MD)
- …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do is rooted in our… more
- Belay Technologies (Annapolis Junction, MD)
- …to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our Intel team. You will play a key ... role in supporting and optimizing IT systems across Linux, Windows and VMware environments. You'll provide critical troubleshooting, enhancing system performance,… more
- ARSIEM (Annapolis Junction, MD)
- …you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end software, systems , ... Original Posting Date: 2025-10-29 Clearance Requirement: This position requires an active TS /SCI with a polygraph. You must be a US Citizen for consideration.… more
- ManTech (Fort Meade, MD)
- **MANTECH** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team in **Ft. Meade, MD.** **Responsibilities ... but are not limited to:** + Creating and managing virtual environments + Systems administration of hardware and software in support of maintenance, developing and… more
- ManTech (Fort Meade, MD)
- **MANTECH** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team in Ft. Meade, MD. **Responsibilities include ... but are not limited to:** + Creating and managing virtual environments + Systems administration of hardware and software in support of maintenance, developing and… more
- Belay Technologies (Laurel, MD)
- …finalist in 2021! Belay Technologies is seeking a Senior System/Network Administrator . The Systems Administrator (SA) provides support for ... operating systems enhancements to improve reliability and performance. The Systems /Network Administrator shall possess the following qualifications: + Ten… more
- ManTech (Hanover, MD)
- …and on-premise contexts **Minimum Qualifications:** + 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of ... ManTech seeks a motivated, career- and customer-oriented ** Sr ** **Cloud System Administrator ** to join our team in **Hanover, MD.** Our team delivers enterprise… more
- Parsons Corporation (Aberdeen, MD)
- …+ Linux+ certification (or equivalent) + Security+ certification (or equivalent) + Top Secret clearance **Security Clearance Requirement:** An active Top ... _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be..._Support design of Army Research Laboratory A2I2 building for systems being delivered in 2024 and future platforms_ +… more
- SMX (Patuxent River, MD)
- System Administrator ( Secret to Top Secret ) (4170)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a skilled ... **System Administrator ** to work within a 24x7 Information Technology Team... Secret to start) with ability to obtain Top Secret clearance** + Knowledge of DoD… more