IT Infrastructure Administrator Jobs in Washington, DC

Analyze mainframe networking systems to ensure optimal performance, security, and compliance. Collaborate with cross-functional teams to troubleshoot issues, lead projects, and mentor junior staff. Dr...

Transform your career by leveraging your programming expertise to enhance application systems, collaborate with users, and create documentation that guides development processes. Join us in driving te...

Join a team that's responsible for enhancing server operations, monitoring systems, and optimizing IT services. Leverage your skills to support users and ensure high quality network transmission in a...

Elevate system performance by managing server operations, configuring software, and optimizing network resource utilization to support seamless IT functionality and user assistance...

Unlock potential by leading the Technical Engagement Network Lab, managing advanced cybersecurity capabilities, ensuring seamless operations, and delivering robust support to government agencies facin...

Empower the efficient operation of multi-user systems as you manage resources, implement security measures, and evaluate vendor products to enhance performance, all while collaborating with a team ded...

Innovate with us to advance our network infrastructure and cybersecurity capabilities. Lead complex projects while ensuring secure and reliable connectivity across educational facilities, fostering co...

Optimize cloud operations by supporting the implementation and maintenance of secure, scalable AWS infrastructure for enterprise data, analytics, and AI/ML workloads, working collaboratively with engi...

Empower operational excellence as a System Administrator Level 2, supporting and maintaining complex IT systems through troubleshooting, configuration, and performance enhancements while ensuring reli...

Shape the future of network security and infrastructure with your expertise. Lead comprehensive initiatives in VMware ESXi re-architecture and firewall administration, ensuring robust network segmenta...

Lead the charge in optimizing network and IT infrastructure through automation and innovative solutions, enhancing operational efficiency and reliability in enterprise environments while mentoring tea...

Contribute to the effective management of the ServiceNow platform, ensuring optimal performance and user satisfaction through system upgrades, troubleshooting, reporting, and collaboration with stakeh...

Help us maintain and enhance system performance by providing expert administration and support for a range of computing environments. You'll interact with users, troubleshoot issues, and drive process...

Join a team that's dedicated to maintaining secure, high-performing systems. You will administer Linux and AWS environments, enhance operational efficiencies, and apply DevOps practices to drive impro...

Lead the charge in enhancing cybersecurity by identifying vulnerabilities, conducting assessments, and applying advanced security techniques to secure network environments and safeguard sensitive info...

Drive cybersecurity excellence by identifying vulnerabilities and enhancing security posture through rigorous assessments, system hardening techniques, and threat analysis, ensuring organizational res...

Join our dynamic team to provide technical support and system administration, ensuring seamless IT operations. Engage with government stakeholders and enhance system reliability while addressing diver...

Join a team that's focused on enhancing enterprise endpoint security, providing technical support, and facilitating continuous improvement. Utilize your expertise in endpoint technologies to ensure a...

Optimize the operation and maintenance of critical security systems. Ensure peak performance of hardware and software while adhering to security protocols. Collaborate effectively with teams to enhanc...

Join a team that's dedicated to delivering top-notch technical support and system administration for critical infrastructure, ensuring seamless operations and exceptional user experiences in a securit...

Optimize mission-critical infrastructure while providing Tier 2 support for Linux and Windows systems in a secure, fast-paced environment. Collaborate with teams to troubleshoot issues and improve end...

Lead the charge in elevating cloud infrastructure through advanced Linux systems administration, mentoring, and project management in a high-growth tech environment...

Tackle complex technical challenges as a Systems Administrator, ensuring operational excellence in system health and security. Collaborate with teams to optimize critical software and applications in...

Drive the strategy and governance of the Configuration Management Database (CMDB). Ensure data accuracy and alignment with IT Service Management while collaborating with cross-functional teams to enha...

Elevate IT operations by managing complex projects for a large federal program. Lead cross-functional teams to achieve on-time delivery while ensuring budget adherence and stakeholder alignment across...