Senior System Administrator - Secure, Distributed IT
Navstar Inc.
Navstar Inc. seeks an experienced System Administrator to support a large distributed network in national security programs. You will upgrade, sustain and maintain capabilities across air-gapped systems and complex server/storage environments. The ideal candidate holds an active TS/SCI with Polygraph, a technical degree, 8+ years of SA experience, and hands-on expertise with Windows Server 2019, Active Directory, Red Hat, VMware, and security best practices; occasional travel may be required. #J-18808-Ljbffr Navstar Inc.
- Open Systems Technologies Corporation is seeking a Mid/Senior Systems Administrator to support a large, complex network across distributed sites. The role emphasizes daily system administration, O... ...Server 2019, Active Directory, and security-focused operations. #J-18808-...Senior
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$75.2k - $158.1k
Job Title: Senior Systems Administrator Job Category: Information Technology Time Type... ...that is supporting the Distributed Ground System (DGS) modernization... ...when priorities allow for it. Monitor systems such as... ...for no BS degree. Security + CE certification. Experience...SeniorFull timeContract workWork experience placementImmediate startFlexible hours- United Launch Alliance (ULA) in Denver is seeking a Network Administrator 3 to serve as a senior technical resource responsible for enterprise network infrastructure, including LAN/WAN, wireless, and security. You will ensure high availability, performance, and scalability...Senior
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- ...Analyses (IDA) in Princeton, NJ seeks an experienced Systems Engineer with deep Red Hat Linux expertise to... .... The ideal candidate will design, deploy, and secure systems ensuring high availability while coordinating with IT staff to meet security and government...Senior
- ...Base-2 Solutions is seeking a Systems Administrator 4 to join a mission-focused team supporting intelligence applications and services. The role emphasizes O&M, patching, backups, and security control implementation within a SOA, with a DevOps lean and CI/CD practices...Senior
- ...Concept Plus is seeking a Systems Administrator to provide senior technical leadership for federal IT systems, with focus on infrastructure, environment management, and... ...DevSecOps, CI/CD, and Cloud operations to ensure security, availability, and performance across...Senior
- ...Senior Systems Administrator Job Location: Remote (only able to consider U.S. based candidates) Travel Expectations: 0% Job Classification: Temporary... ...data platform initiatives. Partner with infrastructure, security, data, and application teams to deliver scalable...SeniorFull timeTemporary workFor contractorsLocal areaRemote workFlexible hours
- ...Epic applications and systems. In close collaboration... ...the ODBA team, the Senior ECSA troubleshoots, monitors... ...Epic Client Systems Administrator (ECSA) protocols. The... ...respond to potential security threats or breaches. Perform... ...as a liaison between IT teams and operational...SeniorWork at office
- ...Provide expert-level administration, configuration, and engineering support for the client's... ...Microsoft 365 service health, performance, and security posture and proactively address issues... ...Exchange Online and Teams incidents as senior escalation point Ensure Microsoft...SeniorWork at officeNight shift
$120k - $150k
...Description KPFF is seeking an experienced Senior Systems Administrator to support and enhance our enterprise... ...for maintaining the reliability, security, and performance of the firm's systems... ...Director of Technology and the broader IT team, this position combines hands-on...SeniorTemporary workWork at officeRemote workFlexible hours$130k - $180k
Celestar Corporation, seeking a Database/Web System Administrator, supports the DARPA PSS program in Arlington, VA. Salary range $130,000-$18... ...year with compensation based on experience, certifications, security clearance, and funding. Active TS/SCI clearance required. Role...Senior$86k
...benefits, pet insurance, and more Your Role: Senior Systems Administrator The System Administrator III is a... ...with the design, optimization, and security of Ampirical's cloud and hybrid environments... ...junior administrators across the IT team. What You’ll Do: Microsoft 365 Administration...SeniorLocal areaImmediate startRemote workFlexible hours- Frankenmuth Insurance Company is seeking an IT professional to develop and maintain large enterprise applications and systems. The role requires monitoring, troubleshooting... ...IT groups to ensure system integrity and security. The ideal candidate has a Bachelor's degree...Senior
$68.9k - $131.1k
...Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S.... ...future of aerospace and defense. What You Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows and...SeniorFull timeTemporary workWork experience placementWork at officeRemote workFlexible hours- Peraton is seeking a Systems Administrator to operate and secure enterprise VoIP and VTC systems, ensuring availability and performance. You will configure patches, perform scans, and respond to incidents while maintaining rigorous documentation of security settings and...Senior
- All Points Logistics, LLC seeks a Systems Administrator III to support NASA Langley Research Center in Hampton, VA. You will administer Linux... ..., and Windows environments, manage storage, backups, and security compliance in a mission-focused NASA setting. The role requires...SeniorRemote work
- Integris is seeking a Systems Administrator to support desktop, server, networking, virtualization, and cloud environments with emphasis on security best practices. You will provide advanced technical support, handle escalations, and ensure client environments run smoothly...SeniorRemote job
- ...Job Details (job location): Blue Ops - Valdosta, GA 31601 Role Summary The Senior Systems Administrator will own the reliability, security, and performance of critical IT infrastructure across Microsoft 365, cloud, on-premises, endpoint, identity, and collaboration platforms...SeniorPermanent employmentWork at officeLocal area
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- Summit Polymers is seeking a Systems Administrator to secure and manage our Microsoft 365 environment across multiple sites, including plants in the... ...controls, and tenant governance while collaborating with IT, vendors, and business users to keep systems reliable and...Senior
- CACI International Inc. seeks a Classified Systems Administrator and ISSO in Herndon, VA to secure and manage classified Windows Server environments, virtualization, and IA responsibilities across multiple networks. The role requires a Secret clearance, 7+ years in systems...Senior
- Knight Federal Solutions in Washington, DC is seeking a Systems Administrator to maintain and optimize our IT infrastructure, ensuring secure operations in a TS/SCI environment and collaboration with cross-functional teams on critical projects. Responsibilities include...Senior
- Centric Consulting is seeking a Senior Systems Administrator to manage and optimize a client’s Microsoft cloud and endpoint environment. You will... ...ll troubleshoot, perform maintenance, and collaborate with security, data, and application #J-18808-Ljbffr International...SeniorRemote job
- CACI International Inc. in Chantilly, VA is seeking a DevOps Systems Administrator to engineer, build, deploy, and maintain Windows/IIS... ...polygraph, a Bachelor's degree with 5+ years of experience, and Security+ certification. Strong AWS and scripting skills are essential...Senior
- RTX is seeking a Senior System Administrator to provide IT systems administration in a heterogeneous Microsoft Windows environment supporting SIPR and... ...and server replication, work with Cybersecurity to meet security requirements, and travel up to 10% as needed. #J-1880...SeniorFull time
- RTX in Massachusetts (Andover) is seeking a Principal Systems Administrator to manage and secure the Windows and Red Hat Enterprise Linux infrastructure, ensuring 24x7 operation. This onsite role requires an active DoD clearance (Secret) and US citizenship, with potential...Senior
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