Linux/Splunk Systems Engineer with Security Clearance

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Job description

GCI, embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.
At GCI, we solve the hard problems. As a Linux/Splunk Systems Engineer, a typical day will include the following duties: 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, continuous monitoring of system health, and troubleshooting issues that arise. This individual is accountable for Windows, Linux, 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 LINUX ADMINISTRATOR 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 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 WHAT YOU'LL NEED TO SUCCEED: Demonstrated experience with Microsoft Window Server versions 2008, 2012, 2016, and 2019
Demonstrated experience with SCCM, WDS, MS SQL server, Exchange, Powershell, batch scripting
Demonstrated experience with SCOM and MIM
Demonstrated experience with SPLUNK and creation of SPLUCK dashboards and applications
ITIL Foundations Certification a plus
Certifications relating to IT Security (CISSP, GIAC, Security+) a plus WHAT YOU BRING TO THE TABLE: 8+ years of related experience
Bachelor's degree in Computer Science, Information Technology, or other related technical discipline, or the equivalent combination of education, technical training, or work/military experience
Active TS/SCI with Polygraph clearance
Certified Linux System Administrator
Extensive experience with Centos, Rocky 8
Demonstrated experience with VMWare ESXi infrastructure 6.x + vCenter server, host clustering with HA, DRS, replication
Demonstrated experience with Docker, Elasticsearch, Kafka, and basic Linux skills for latest versions of CentOS.
Upgrading VMWare infrastructure
Demonstrated experience with VMWare Tanzu
Demonstrated experience in server builds using automated mechanism
Demonstrated experience with Ansible playbooks for virtual and physical instance provisioning, configuration management and patching and software development
Demonstrated experience with Ansible with Rundeck
Demonstrated experience with Atlassian Jira and SolarWinds
Demonstrated experience collaborating with other systems administrators, storage administrators, application developers, and network engineers to solve complex problems
Location: At Customer Site - near Tysons Corner Salary Range: $195,000 - $205,000

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