TS/SCI w/Poly - Linux Systems Engineer

Systems Engineer – Linux Systems Engineer - SME

Tyson’s Corner, VA.

The Systems Administrator position will apply expertise in the installation, configuration, operations, and maintenance of both Windows - and Linux - based architectures. The systems administrator will focus on improving the stability and performance of the platform, maintaining and improving the security posture of the domain, as well as utilizing Splunk for continuous monitoring of system health, and troubleshooting issues that arise. This individual is accountable for Splunk, Linux, Windows, and application systems that support the infrastructure. Responsibilities on these systems include SA engineering, operations and maintenance, and research and development to ensure continual operation. The individual must be proficient in building, documenting, and providing tier 3 engineering support.

The position requires deep technical knowledge of systems, networks, and application security as well as a solid understanding of enterprise-level security frameworks, policies, processes, and standards. The candidate must have strong analytical skills for troubleshooting complex issues, attention to detail, and the ability to multitask in a fast-paced environment. Key duties include maintaining operating systems, application support, integration, design, and assistance with additional duties as needed to support the team.

HOW A SYSTEM ADMIN WILL MAKE AN IMPACT:
• Provide daily operational support for Linux and Microsoft Windows operating systems and applications
• Support a virtual infrastructure of 700 servers running CentOS and Rocky 8 in a dev, test, and production configuration, and support an infrastructure of 60 different applications comprising of end user applications, developer tools and infrastructure support applications.
• Maintain the current virtual machine infrastructure, provide support to the remote users, and complete tasking to create new VM's
• Upgrade the VMWARE infrastructure
• Develop and maintain standards and procedures for applications across a complex computing infrastructure
• Develop and maintain comprehensive documentation
• Monitor application and operating system performance and analyze and document problems
• Develop and oversee implementation of testing strategies and document the results
• Leverage scripting and system automation tools
• Maintain current knowledge of relevant technologies
• Research and recommend hardware and software, coordinate installation, and provide backup recovery
• Interact with users and evaluate vendor products
• Review problems to understand the root causes of issues and ensure implementation of proper fixes
• Collaborate with system administrators, engineers, and the client to ensure proper integration of applications