Senior Linux Systems Administrator (Remote - Tallahassee, FL)

Diverse Computing, Inc. (DCI) is looking for a highly driven Senior Linux Systems Administrator to join our team. This is a full-time, salaried, exempt position that can be performed fully remotely, with hybrid in-office options available for candidates in or near Tallahassee, FL.

The ideal candidate will be as proud as we are to have the privilege of delivering unmatched support and user-friendly software. Our clients and fellow employees are fully engaged in being an integral part of solution-oriented development and improvement of public safety software that agencies throughout the United States rely on. Our unwavering customer service and technical support is one of the main reasons for our continued business success.

The focus of this position is to serve as a senior technical authority on Linux infrastructure across the organization. You will architect, deploy, and maintain enterprise-grade RHEL-based systems, drive automation initiatives, mentor junior administrators, and ensure the security and availability of critical infrastructure serving public safety agencies nationwide. We are seeking someone with a dedication to helping others, as well as deep expertise in Linux systems administration, automation, and security.

Get to know us a little.

At Diverse Computing, we are passionate about making a difference. Our mission: Deliver innovative solutions that improve the effectiveness and security of the public safety community. In other words, we create software that has a higher purpose than simply making a profit. Imagine working for a company where you can take ownership of your projects, be an integral part of team-oriented innovation, and play a pivotal role with software that is designed to improve public safety. At Diverse Computing, these aren't just catch phrases... they are part of our everyday reality, and yes, we're proud of it!

As a Senior Linux Systems Administrator, you will:

• 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
  

Success factors generally include a/an:

• High degree of pride in accuracy, attention to detail, organization, confidentiality, and humble confidence
• Sense of urgency and vigilance when it comes to security
• Analytical mindset that naturally enjoys solving technical problems
• Enjoyment in conducting research into technology related issues and topics
• Commitment to being readily available and supportive to their team
• Proactive approach to systems maintenance
• Demonstrated ability to mentor and elevate junior team members
• Dedication to teamwork and cooperation
• Great communication skills that include the ability to truly listen when communicating with others
• High regard for taking responsibility and ownership of one's own work and actions
• Knack for thriving in a fast-paced environment and demonstrating responsible decisiveness
• Natural affinity for customer service-oriented helpfulness
• Ability to explain and document complex technical issues in a way that non-subject matter experts can understand
• Personal passion for, or interest in, supporting criminal justice and law enforcement agencies
• Desire to lead by example through living the DCI core values of integrity, passion, customer service, innovation, and engagement
  

Qualifications

This job might be for you, if you:

• 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

We ask a lot, but we give a lot in return.

• 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

Ready to apply?

• Click on the link below to start the application process (applications will close end of day March 24, 2026)
• Provide a current resume in PDF format
• Keep an eye on your email and its spam folder since that will be our primary method of communication
  

We are an equal opportunity employer that values diversity; it's in our name! We do not discriminate on the basis of race, religion, color, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, marital status, veteran status, disability status, or genetic information (including family medical history).