Hybrid Senior Linux Systems Administrator

at Diverse Computing, Inc.

• Job title: Senior Linux Systems Administrator
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: Ansible, Azure, Cloud, Cyber Security, Firewalls, Linux, MySQL, Prometheus, Python, SQL, VMware
• Location requirements: Hybrid, Tallahassee, United States

About the role

• Senior Linux Systems Administrator managing RHEL/CentOS systems and leading automation initiatives at Diverse Computing. The role emphasizes security and effective system performance for public safety agencies.

Responsibilities

• Serve as the primary subject matter expert for RHEL/CentOS Linux systems administration across enterprise environments
• Manage system infrastructure including databases, firewalls, storage systems, and other software and hardware
• Provide technical support for both hardware and software issues that may arise
• Monitor the systems daily and respond quickly to any security breaches, usability concerns, application errors, or performance issues
• Lead automation efforts for deployments and configuration management on Linux systems using Ansible and Bash
• Mentor and provide guidance to junior administrators and technicians; assist with tier-2 and tier-3 support issues
• Monitor existing deployments for issues and recommend improvements to the stability and availability of new and existing deployments
• Make recommendations for future server, software, and infrastructure upgrades
• Monitor performance and maintain systems according to requirements
• Work with customers on implementation of new projects and hardware and software refreshes
• Troubleshoot issues and outages
• Design and enforce security controls through access management, backups, and firewalls
• Establish backup systems, verify that the backups have been completed, and test the backups
• Perform DR activities as needed
• Build and maintain internal wiki with technical documentation, manuals, and IT policies
• Study technical and patch literature to keep abreast of the latest technologies and patch updates
• Lead integration of new applications and technologies into the current system
• Troubleshoot and debug production software
• Analyze requirements then disseminate, evaluate, articulate, and design solutions
• Create technical documentation for reference and reporting
• Research ideas to improve system performance and impact availability

Requirements

• Have a Bachelor's degree in Computer Science, Information Technology, Management Information Systems, Cyber Security, or other related technology fields
• Hold a current Red Hat Certified System Administrator (RHCSA) certification on RHEL 8 or newer (required)
• Have at least 5 years of Linux administration experience, with 3+ years focused on RHEL/CentOS environments (required)
• Are very proficient with:
• RHEL 8/9 administration, including SELinux, systemd, and firewalld
• Ansible for configuration management and deployment automation
• VMware and/or Proxmox virtualization administration
• Bash scripting
• Python scripting experience is a strong plus
• Have working knowledge of SQL, including administration of SQL Server or MySQL databases
• Have a minimum of five years of professional IT experience with systems or network administration
• Have experience with enterprise monitoring tools such as Zabbix, Nagios, or Prometheus (nice to have/preferred)
• Have networking experience (especially dealing with Cisco ASAs and switches) (nice to have/preferred)
• Have worked with Microsoft Azure or other cloud hosting services (nice to have/preferred)
• Either live in Tallahassee, FL or are planning to move to the Tallahassee area, or are able to work fully remote
• Currently reside in one of these states: FL, GA, IL, KS, KY, MO, NC, NJ, NY, SC, TN, TX, UT, VA; Preference will be given to candidates residing in or near Tallahassee, Florida
• Are able to work on-call on a rotating basis
• Are able and available to work 40 hours/week, Monday-Friday
• Can assist with early-morning software releases
• Are effective at communicating with customers, colleagues, and management
• Can confidently pass rigorous fingerprint-based state and federal background screenings and drug screening, as required by the nationwide agencies we work with (mandatory)
• Do not require sponsorship to work in the U.S.; sponsorship is not available for this position

Benefits

• Generous coverage options for Medical, Dental, & Vision insurance for you and your family; begins 1st of month after date of hire
• Flexible Spending Account (FSA) for health-related expenses
• Company sponsored Group Life / AD&D Insurance
• Supplemental insurance options: life, AD&D, short and long term disability, accident, critical illness, and hospital indemnity coverage
• Up to 3% matching SIMPLE IRA retirement contributions; no vesting schedule
• 15 days (3 workweeks) of annually earned PTO, front-loaded for immediate availability; additional days awarded at service milestones starting at 3+ years
• 12 paid holidays annually
• Paid Maternity/Paternity Leave
• Work / Life balance-centered Flex Scheduling policy
• Fully remote & hybrid (office/remote) work opportunities
• Reimbursement of approved business-related travel and professional development expenses
• Last, but not least, loving your job! An award-winning company culture that’s welcoming, fun, collaborative, and supportive. Find out more at https://www.diversecomputing.com/careers