Linux System Administrator Jobs in Arlington, VA

Contribute to the support and management of computer systems across networks, enhancing operations for government organizations while collaborating on cybersecurity initiatives and infrastructure upgr...

Unlock potential by leading the support and integration of a COTS access system. Collaborate with cross-functional teams to ensure operational readiness while maintaining exceptional communication and...

Transform IT support with expertise in systems administration, focusing on end user device management, troubleshooting, and process improvement within a dynamic environment, while collaborating with e...

Optimize cybersecurity defenses by engineering and supporting SOC operations. Leverage automation to enhance system security, performing engineering tasks from inception to execution, while ensuring t...

Grow your expertise by tackling complex infrastructure solutions, optimizing performance, and driving automation initiatives within a hybrid-cloud environment while leading cross-functional teams and...

Drive operational excellence in high-stakes IT environments, ensuring uptime and reliability through advanced troubleshooting and system optimization. Collaborate with diverse teams to address technic...

Contribute to high-stakes IT systems by maintaining uptime and performance. Engage in advanced troubleshooting and optimization for Windows and UNIX environments, ensuring mission success through quic...

Manage and maintain critical IT infrastructures for defense operations, ensuring security compliance and optimal performance across diverse systems in a classified environment. Collaborate with teams...

Help us maintain operational excellence in a high-profile DOD environment. As an Intermediate NOSC Technician, you will monitor, troubleshoot, and ensure secure IT services for mission-critical operat...

Join a team that's dedicated to maintaining critical Solaris and Red Hat systems, ensuring stability and security while applying automation. Contribute to mission success through effective patch manag...

Provide essential support for IT systems, enhancing performance, reliability, and security for enterprise applications. Collaborate with teams to modernize infrastructure and maintain operational effi...

Elevate operations by maintaining and optimizing Red Hat systems for secure, high-performing environments that support mission-critical functions through effective system administration and collaborat...

Launch your career with hands-on systems administration in a secure, high-trust cyber environment. Provide vital support for Linux/Windows infrastructures, ensuring operational reliability and complia...

Champion IT excellence by managing and troubleshooting comprehensive system operations, ensuring integrity and performance across UNIX, Windows, and network environments while supporting diverse user...

Unlock your potential as you integrate and troubleshoot HPC software stacks. Collaborate with a team of experts to enhance system performance while leveraging advanced technologies in a dynamic work e...

Engage in leading network infrastructure projects, ensuring high performance and availability. Operate independently or in teams, providing technical expertise, managing systems, and advising on strat...

Leverage your skills to support the onboarding of DIB companies through efficient network management and infrastructure provisioning, using advanced Linux tasks, distributed storage, and cloud technol...

Analyze complex data and enhance intelligence operations by producing insightful reports. Collaborate with teams to drive collection and resolve analytic disputes, while adhering to strict security pr...

Join a dynamic team to lead and maintain critical IT systems for enterprise applications, ensuring security, reliability, and performance while mentoring others. Drive modernization efforts and suppor...

Drive your career by providing senior-level leadership in managing and maintaining critical IT systems for enterprise applications. Collaborate with diverse teams to enhance reliability, security, and...

Manage and scale our infrastructure using Microsoft 365 services. Play a key role in rolling out security protocols, automating processes, and enhancing collaboration tools in a dynamic fintech enviro...

Lead the charge in optimizing and maintaining complex system environments, ensuring efficient operations, prompt issue resolution, and security management within a dynamic network landscape...

Optimize system administration operations across a complex network, ensuring robust support for users and seamless functionality in a fast-paced, multi-domain environment. Collaborate with teams to dr...

Join a team that's dedicated to enhancing enterprise identity management systems. Utilize your Linux expertise to support, analyze, and optimize systems, ensuring robust functionality and compliance i...

Unlock your potential as you manage complex systems, enhance security infrastructure, and lead teams in a dynamic environment, ensuring compliance and operational excellence for critical government pr...