Red Hat Linux System Administrator

Zolon Tech - Baltimore, MD

Full-time

Baltimore, MD

Professional, Scientific, and Technical Services

About the position

The Ansible Automation & Red Hat Linux System Administrator position is focused on managing and optimizing Red Hat Linux environments while developing automation solutions using Ansible. The role involves collaboration with cybersecurity teams, troubleshooting system issues, and maintaining critical server infrastructures to support mission-critical applications. The ideal candidate will have extensive experience in Linux system administration, automation, and scripting, ensuring compliance with policy requirements and best practices.

Responsibilities

• Develop Ansible playbooks and modules.
• Work collaboratively with the cyber security engineering team to create and deploy Ansible solutions for a distributed data center infrastructure environment.
• Administer Ansible infrastructure, perform maintenance and configuration, and provide SME level support.
• Troubleshoot and resolve issues in dev, test, and production environments.
• Update system and process documentation and user guides as needed, including diagrams and SOPs.
• Design database tables and structures.
• Create views, stored procedures, and functions in SQL.
• Design and maintain the 24x7 Linux server infrastructures that support SSA mission-critical web-based applications.
• Maintain the Red Hat Linux Servers and secure the servers according to Policy Compliance Management requirements.
• Manage and work in a Red Hat Linux operating system and services.
• Installation, configuration, and tuning of RedHat 6 and RedHat 7 virtual servers.
• Configure and maintain Red Hat Satellite System Management Platform.
• Troubleshoot and resolve Linux Operating System-based issues from performance to configuration.
• Backup and protect Linux environments using platform-specific tools.
• Perform daily system checks, review and respond to events reflected in various management tools, and perform server patch management.
• Notify Government representatives of issues involving performance of the operating environment.
• Share technical best practices and serve as a point of contact for any major incidents, managing customer expectations and communications to resolution.
• Conduct system audit reviews and perform maintenance functions as required to ensure system health.
• Write and debug bash and korn shell scripts to assist in all manner of server management.
• Work with the team and application sponsors to resolve issues that arise in the daily administration of the Linux environment.
• Troubleshoot and resolve problems for all applications.
• Support, implement, and maintain new applications coming into the environment.
• Present status information on issues and problems at the weekly team meetings.
• Document software changes and problem resolution steps.
• Assist in troubleshooting and problem resolution on Linux systems performance, health, and configuration.
• Assure best practices and standards are implemented and adhered to for software systems.

Requirements

• Bachelor's degree and 6 years of relative experience, Master's degree and 4 years of relative experience, or 10 years of relative experience in an IT field in lieu of a degree.
• Minimum of 4 years experience with Ansible Core and Ansible Tower.
• Minimum of 2 years strong experience coding and scripting (PowerShell, Bash, Batch files, etc.).
• 4 years strong experience with RHEL 6, RHEL 7 System Administration.
• Strong knowledge of Source Code Control Systems (Git).
• 4 years RedHat Enterprise Linux v6.x/7.x Operating System experience (Installation and upgrade of the operating system).
• 2 years WebSphere, ColdFusion, and Apache Application Server platforms for both configuration and troubleshooting of hosted applications experience.
• 2 years of experience setting up and maintaining Red Hat Satellite System Management Platform.
• 2 years PERL and Python scripting.
• 1 year XML.
• 1 year of commonly used Linux tools such as JIRA, Confluence, BitBucket.

Nice-to-haves

• Experience with version control (CVS, Subversion, Git, etc.).
• Strong background in VMWare administration.
• Knowledge of VMWare Integrated Openstack or Openstack.
• Demonstrate knowledge in Red Hat Cloud Computing discipline such as RedHat CloudForms, OpenShift, Docker, or other IaaS or PaaS solutions via training or seminars.
• Strong understanding of and compliance with IT development process (SDLC).
• Strong requirements planning and project implementation skills.
• Web-based and E-Commerce development or in-depth support experience a plus.
• JavaScript, CSS, XML, and HTML 5 experience a plus.
• Certification in one or more of the following: Red Hat Certified System Administrator (RHCSA), Red Hat JBoss Administration (RHCJA).