Senior Windows Administrator Jobs in Arlington, VA

Develop and optimize Azure cloud infrastructure solutions that enhance operational efficiency, ensure compliance, and support scalable enterprise growth. Collaborate cross-functionally while implement...

Drive operations excellence by managing IT systems, providing Tier 1 and 2 support, and troubleshooting various technologies. Contribute to optimization of system performance and enhance user experien...

Transform user experiences by managing complex IT systems and help desk inquiries. Oversee UNIX and Windows environments while enhancing operational efficiency based on user needs and system performan...

Innovate solutions in Microsoft Azure by designing, deploying, and supporting cloud environments. Collaborate with clients to integrate Azure with existing infrastructures while maintaining documentat...

Grow your career with a dynamic team in this critical role, enhancing and securing enterprise Linux systems while leveraging automation and cloud technologies to improve operations and support nationa...

Lead the charge in providing high-level technical support and coordination for executives, ensuring optimal performance of business-critical applications while overseeing cybersecurity and technology...

Optimize and develop an internal AI Enablement Platform; lead projects, integrate Microsoft identity systems, and enhance productivity through cutting-edge software tools while collaborating across te...

Support and enhance production environments by managing Kubernetes clusters, automating infrastructure, and ensuring system reliability for mission-critical operations with a focus on cloud-native tec...

Drive stakeholder engagement and requirements analysis to enhance Agile workflow management and support mission-critical projects in a dynamic software development environment...

Empower system performance by providing crucial administration support for large-scale Linux infrastructure, ensuring operational excellence through monitoring, problem resolution, and security adhere...

Optimize system performance as a Red Hat Linux System Administrator in an AWS environment. Monitor, maintain server health, mentor junior staff, and support engineering efforts while ensuring the inte...

Shape the future of enterprise network operations, security, and infrastructure while managing and sustaining an integrated IT environment with a focus on routing, switching, and network security tech...

Drive enterprise IT systems engineering to support a fast-growing global company. Collaborate with cross-functional teams to deliver technology solutions and ensure security compliance while maintaini...

Deliver comprehensive Linux system administration support, ensuring the stability and performance of critical infrastructure through effective management of CentOS, Rocky, and RHEL environments while...

Play a key role in managing and maintaining Linux systems, collaborating with teams to ensure optimal server performance while adhering to security protocols and guidelines. Leverage extensive experie...

Advance IT security and efficiency by designing and managing a robust VMware infrastructure. Collaborate with teams to enhance system performance and mentor junior staff, supporting critical initiativ...

Transform complex requirements into robust solutions by developing scalable Java microservices and AWS services. Collaborate with cross-functional teams to deliver high-quality systems and support mod...

Join our Agile team to drive development of scalable software solutions, lead technical design, and influence strategic direction. Collaborate closely with product owners and stakeholders to meet cust...

Lead the charge in enhancing cloud infrastructure through automated solutions, technical mentorship, and operational excellence. Collaborate globally to implement effective strategies, drive innovatio...

Empower your career by sustaining and enhancing a vital Windows infrastructure. Collaborate with cross-functional teams to resolve complex system issues, enhance security, and optimize operations whil...

Lead the charge in managing IT systems infrastructure, ensuring seamless operations, troubleshooting, and compliance while providing expert support for network devices and client/server solutions acro...

Serve a critical role in enhancing the operational readiness of AI model-serving infrastructures by architecting configuration management systems across classified environments. Collaborate with diver...

Grow your career with a pivotal role managing AI model-serving operations across security enclaves, ensuring reliable deployment and compliance with cybersecurity standards. Collaborate with teams to...

Champion SharePoint administration to enhance documentation management for the Army National Guard, ensuring compliance and security in a complex enterprise environment supporting thousands of users a...

Elevate operational efficiency by identifying automation opportunities and implementing innovative solutions in support of process modernization initiatives. Collaborate with teams to enhance workflow...