Senior Linux System Administrator

TEKsystems is seeking a Senior Linux System Administrator to support a client on site in Augusta, GA. This individual will support, administer, maintain, and sustain virtual and physical Linux server platforms hosted in enterprise IT environments.

Responsibilities:
- Performs full life cycle Linux Administrator operations for Primarily Ubuntu and Redhat - Install, Harden, Monitor, Maintain, Update, Backups
- Performs the daily health checks
- Completes and update system STIGs. Track POA&Ms and drive compliance
- Scripts and automates virtual and physical Linux Platforms
- Operation of Docker and preferably Docker Swarm
- Installs, operate, Maintain Applications running on Docker such as Zabbix, Grafana, Proxy / Reverse Proxy, LMS
- Works with security and DEVOPS teams to support the tools that run on Linux systems.
- Configure networking components as it relates to Linux systems - TCP/IP, Routing, DNS Server and Client
- Installs, protects, recovers, and modernizes the application hosting systems and capabilities (including servers, storage, databases, and other essential infrastructure) needed to provision enterprise IT applications to the user community
- Builds, sustains, patches, backup and recovery of physical Linux servers, virtual hosts, and virtual machines in multiple network environments
- Executes performance testing and optimization to meet performance specifications, monitor and report on system utilization rates, and service capacities
- Builds and sustains global policies in support of systems and users across all network enclaves
- Plans, executions, and documents mission-application baseline specification changes, to include changes to high-availability, fault-tolerant system designs, cluster-aware applications, client-server applications, web-enabled applications, and other n-tier application architectures
- Supports and executes migrations of server-hosted applications to a mix of Public and Private Cloud environments; verifies before and after services; and maps, builds, sustains, and validates interfaces between data systems
- Provides verification of data owners, authorized submitters, and logon identifications (IDs), existing level of privileges, and system security configurations for specific systems identified by the Government
- Installs, secures, and troubleshoots website-hosting servers, web-application servers, and websites by identifying system requirements, building systems, installing updates.
- Deploys applications, securing the systems from cyber security attacks, deploying application and website content updates, and configuring authentication and authorization to meet cyber security mandates

Required Qualifications/Education and Experience:
- Must have and maintain a Secret Security clearance with TS/SCI eligibility
- Must have High School Diploma or equivalent
- Must have (2) certifications: Valid 8570 Level - II Certification Security+ or Higher, and a RHCT, RHCE, or LPIC certification
- Minimum seven (7) years or more of experience in systems administration
- In-depth knowledge of Linux: RedHat, CentOS, Debian, etc.
- Knowledge of implementation and administration of VMWare
- Must have experience utilizing Docker and preferably Docker Swarm
- Experience in a 24/7 military or government IT environment
- Knowledge of systems software, hardware, and networking protocols
- Experience with scripting and automation tools
- Experience implementing IT strategy, plans, and SOPs
- Knowledge of implementing IT operations best practices, including knowledge of security, storage, data protection, and disaster recovery protocols
- Experience in Ports Protocols and Security Measures
- Demonstrated ability to provide outstanding customer service experience