Senior Linux System Administrator

Leidos•Fairfax, VA

9d•Onsite

About The Position

The ESA V program is an IT Services program supporting several customers within the Department of Justice. The program provides a range of IT services, including help desk, deskside support, Windows workstation engineering and maintenance, managed print services, ITSM, Active Directory services, and video conferencing, as well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA at the customer enterprise data center. to users within the Department of Justice. This position requires a current active Secret clearance. Primary Responsibilities The successful candidate will work independently and as part of a team, performing high-level systems analysis, evaluation, design, integration, documentation, and implementation of complex Red Hat systems supporting applications that require a thorough knowledge of administrative and technical skills. Performs all duties of Red Hat administration including installation, configuration, securing, performance tuning, and troubleshooting. Applies higher-level business or technical principles and methods to very difficult technical problems to arrive at an engineering solution. Prepares technical reports and related documentation, and makes charts and graphs as needed to record results. Prepares and deliver presentations and briefings as required by the Task Order.

Requirements

Bachelor’s Degree with 12+ years’ experience as a Unix System Administrator – Operational experience with RHEL8 and RHEL9. High school diploma with additional years’ experience may be considered in lieu of a degree.
Must have Active Secret security clearance
Must have Active Secret security clearance
3+ years deploying Unix in secured environments, i.e., DISA
3+ years using, updating and maintaining Red Hat Satellite
Documenting system processes for Unix environments
HW experience: Knowledge of Dell Servers, iDRAC, VMWare, AWS and Azure
SW experience: Operating Systems: RHEL8 and RHEL 9
Red Hat Satellite Server and Red Hat PCS Clustering
Experience with running Red Hat systems with SELINUX in “enforcing” mode
Experience with configuring PAM (Pluggable Authentication Modules) on RHEL to enable 2-factor authentication via RSA and/or Active Directory
Proficiency in developing and maintaining Ansible playbooks for system automation

Nice To Haves

VMWare Aware
Azure Aware
AWS Aware
Experience with RHEL 10
Experience with Ansible Automation Platform
Experience with the File Access Policy Daemon (fapolicyd) Service
DISA environment hardening experience
Docker/Containers
ServiceNow experience
Complex KornShell (ksh) or bash scripting
Ability to apply user requirements to the analysis, planning, and design of technology systems.
Ability to communicate problems and solutions both verbally and in writing to the Government Lead.
Ability to work independently and troubleshoot problems with speed and efficiency.
Ability to work closely with others in a team environment
Ability to interface with all customer levels.
Strong analytical and problem-solving skills
Strong analytical and problem-solving skills

Responsibilities

performing high-level systems analysis, evaluation, design, integration, documentation, and implementation of complex Red Hat systems supporting applications that require a thorough knowledge of administrative and technical skills
Performs all duties of Red Hat administration including installation, configuration, securing, performance tuning, and troubleshooting
Applies higher-level business or technical principles and methods to very difficult technical problems to arrive at an engineering solution
Prepares technical reports and related documentation, and makes charts and graphs as needed to record results
Prepares and deliver presentations and briefings as required by the Task Order

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