OSC Edge · 2 hours ago
Senior Linux System Administrator
Augusta, GA
Full-time
Onsite
Senior Level
7+ years expOSC Edge is a dedicated IT Service Provider supporting various government departments and large corporate entities. The Senior Linux Systems Administrator will support, administer, maintain, and sustain virtual and physical Linux server platforms while providing technical support for incident response and service interruptions.
Cloud ComputingCyber SecurityInformation Technology
No H1B
Security Clearance RequiredU.S. Citizen OnlyHiring Manager
Lynn Schneider
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
Performs other tasks as required by OSC and the Government contracting office
Qualification
Required
Must have and maintain a Secret Security clearance with TS/SCI eligibility
Must have High School Diploma or equivalent
Must have (2) certifications: a valid 8570 Level - II Certification, Security+ or Higher, and an active 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
Experiencing 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
Benefits
Medical/ Dental/ Vision
Life insurance and AD&D
Flexible Spending
Accident, Critical Illness and Hospital Indemnity coverage
401(k) and ROTH retirement options and company match
Pet Insurance
Identify Theft and Fraud Protection coverage
Company
OSC Edge
OSC Edge specializes in cyber security, socs, data center management, and app development services.
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Robert Link
Solutions Architect
Skeeter Lieberum
Chief Administrative Officer
Recent News
Washington Technology
2025-06-14
2025-06-10
2025-05-29
Company data provided by crunchbase