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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Linux Systems Administrator - **Company:** Navitas, Inc. - **Location:** Philadelphia, PA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Ubuntu (Operating System), CentOS, Command-Line Interface, Software Documentation, System Configuration, Linux, File Systems, Supervisory Control and Data Acquisition (SCADA), Network Troubleshooting, Linux System Administration, Linux Distribution, Linux Servers, Log Analysis, Nagios, Networking Basics, Performance Tuning, Red Hat Enterprise Linux, Ansible, Shell Script, Zabbix, SUSE Linux, Selinux, Infrastructure Automation Frameworks, Patch Management, Operational Systems - **Published:** June 17, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=303f8df4be987ba0 ## About the Role Do you have experience in Technical documentation?, * 3-7 years of experience administering Linux systems in enterprise or operational technology environments. * Strong proficiency with Linux administration, command-line tools, shell scripting, system services, and log analysis. * Experience supporting SUSE, CentOS, Ubuntu, Red Hat, or similar Linux distributions. * Understanding of networking fundamentals, file system management, permissions, SELinux, and systemd. * Experience with monitoring, automation, and configuration management tools such as Ansible, Nagios, Zabbix, or similar platforms. * Ability to troubleshoot performance issues, operating system errors, and hardware or software-related problems. * Experience supporting operational technology (OT), SCADA, or industrial control environments is preferred. * Strong documentation, communication, and problem-solving skills. * Certifications such as RHCSA, RHCE, Linux+, or equivalent are preferred. ## Description We are hiring a Linux Systems Administrator for a long-term contract opportunity supporting a large-scale airport technology environment. This role is responsible for administering and maintaining Linux servers and associated infrastructure across enterprise and operational technology environments. The ideal candidate will support system configuration, patching, security hardening, monitoring, troubleshooting, and lifecycle management activities to ensure the stability, security, and reliability of mission-critical Linux platforms., * Administer Linux servers including SUSE, CentOS, Ubuntu, or similar distributions. * Perform system configuration, updates, patch management, security hardening, and performance tuning. * Support Linux-based operational technology and infrastructure platforms. * Monitor server health, logs, storage utilization, system performance, and operational metrics. * Troubleshoot system issues, application failures, kernel-related problems, and service disruptions. * Manage Linux services, applications, daemons, scheduled jobs, and system resources. * Support integration and connectivity between Linux systems and enterprise infrastructure. * Maintain system documentation, configuration standards, operational procedures, and environment inventories. * Assist with server deployments, migrations, upgrades, and lifecycle refresh initiatives. * Provide Tier 2/3 support for Linux-related incidents, outages, and escalated technical issues. * Perform other related duties as assigned. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [My journey into DevOps world - How it all started!](https://www.wearedevelopers.com/videos/545-my-journey-into-devops-world-how-it-all-started) - [The best of two worlds - Bringing enterprise-grade Linux to the vehicle](https://www.wearedevelopers.com/videos/67-the-best-of-two-worlds-bringing-enterprise-grade-linux-to-the-vehicle) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Technical Documentation For Developers](https://www.wearedevelopers.com/magazine/128-technical-documentation-for-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)