IT Infrastructure Administrator Jobs in Arlington, VA

Engineer robust solutions in a mission-critical geospatial environment, enhancing system performance and security compliance while collaborating closely with various stakeholders to optimize operation...

Join a team that's dedicated to optimizing cloud platforms and ensuring day-to-day operational stability. Leverage your expertise in Linux systems and support cutting-edge technology for mission succe...

Unlock potential by leading technology enablement operations, optimizing business processes, and driving digital transformation. Collaborate with leaders to design strategies that enhance efficiency a...

Join a team that's executing mission-critical systems architecture and engineering! Contribute to a dynamic multi-level Enterprise IT environment, supporting operations, integration, and maintenance a...

Drive secure and scalable corporate infrastructure and technology solutions to support day-to-day operations and future growth. Collaborate within a dynamic environment, focusing on Microsoft 365, Azu...

Lead and manage complex IT projects for federal clients, ensuring agile delivery and stakeholder engagement throughout the entire project lifecycle. Drive quality outcomes aligned with industry standa...

Partner with us to lead IT projects for federal clients, managing the full lifecycle from planning to deployment. Utilize Agile methodologies to ensure quality delivery while mentoring teams and maint...

Champion technical excellence by providing Tier 1 and 2 support, diagnosing and resolving issues, and ensuring user compliance with PKI tools in a dynamic environment. Ideal for seasoned Systems Admin...

Join a dynamic team to manage IT systems' infrastructure and support operations. Tackle troubleshooting, maintenance, and user assistance while ensuring optimal performance and effective communication...

Join our team to optimize and maintain IT systems, providing hands-on support and troubleshooting for infrastructure, client/server networks and user operations, ensuring reliability and performance a...

Join a dedicated IT team providing help desk support and system administration services for federal clients, managing technical issues and user accounts, while ensuring efficient IT operations and use...

Lead, strategize, and support a team ensuring high availability and security of core infrastructure across multiple regions while fostering collaboration and mentoring technical staff to achieve opera...

Manage IT infrastructure engineering for a major enterprise contract. Collaborate on deployments, security, and operations while ensuring compliance with customer standards. Provide guidance on techni...

Contribute to the evolution of our security posture by developing robust metrics and alerts. This hands-on role involves analyzing traffic patterns, operating security controls, and ensuring coverage...

Drive strategic leadership in IT portfolio and service delivery, ensuring alignment with federal objectives and enhancing service governance. Collaborate to optimize resource allocation and advance mo...

Lead our IT Support Team by managing systems administrators, overseeing infrastructure compliance, and supporting 400+ users. Provide expert-level systems administration and deliver top-notch customer...

Lead the charge in configuring and deploying IT systems globally, supporting international teams in underdeveloped regions. Oversee logistics, training, and documentation to ensure optimal operation o...

Shape innovative technical solutions as a Systems Administrator/Engineer. Design, build, and maintain virtual systems while enhancing capabilities and supporting a customer's tech roadmap in a dynamic...

Optimize data-driven processes within global infrastructure projects, ensuring consistent delivery and operational excellence in a fast-paced environment. Collaborate with cross-functional teams to ma...

Join a team that's dedicated to managing and securing Linux server environments. Leverage your expertise in system administration, AWS, and compliance to enhance our infrastructure and drive operation...

Lead the charge in optimizing enterprise infrastructure support by coordinating Tier 3 operations and enhancing service resilience. Oversee troubleshooting initiatives, mentoring staff, and ensuring c...

Elevate customer success by driving Emergency Call Management adoption. This role emphasizes cloud product integration and technical support, ensuring seamless operation within client infrastructures...

Empower mission success by managing enterprise IT infrastructure in hybrid environments, ensuring performance, security, and compliance for crucial applications across multiple network domains. Join u...

Manage enterprise SharePoint environments to enhance collaboration and document management across ARNG. Lead platform administration, security compliance, and modernization initiatives while ensuring...

Champion secure digital access by designing and maintaining IAM solutions that empower organizational efficiency while ensuring compliance with industry standards and best security practices in a hybr...