Linux Systems Engineer

• Design, implement, maintain, and secure enterprise Linux platforms focusing on Red Hat Enterprise Linux, with support for distributions such as Ubuntu and related variants
• Administer, troubleshoot, and optimize Linux servers, ensuring high availability, security, and compliance across development, testing, and production environments
• Configure, patch, upgrade, and harden Linux operating systems and core services, including security controls like user management, SSH, sudo, PAM, SELinux, and firewall configuration
• Monitor system performance, analyze logs, perform tuning, and conduct proactive maintenance to ensure operational health and capacity planning
• Implement security and compliance measures using SCAP, STIG, CIS benchmarks, and NIST controls; prepare documentation for audits and reviews
• Support workloads hosted on virtual, cloud, and hybrid infrastructures, including integration with VMware, storage, backup, and networking solutions
• Develop automation scripts and tools for provisioning, patching, configuration management, and routine administrative tasks using Bash, Python, Ansible, or similar technologies
• Provide advanced troubleshooting and root cause analysis for incidents impacting OS, middleware, applications, storage, network, or security
• Participate in platform upgrades, migrations, lifecycle management, and change activities following operational and risk management protocols
• Create and maintain technical documentation, runbooks, standards, and procedures to ensure operational consistency and knowledge sharing
• Collaborate with cybersecurity, network, database, cloud, and application teams to support secure and resilient enterprise services

• 4 to 6 years of responsible Linux systems administration experience in enterprise environments
• Strong hands-on experience with Red Hat Enterprise Linux, including server patching, troubleshooting, and security hardening
• Proficiency in scripting and automation using Bash, Python, Ansible, or similar tools
• Experience supporting virtualized, cloud, and hybrid infrastructures
• Four-year degree in Information Systems, Computer Science, Computer Engineering, or a related field preferred; equivalent education, certifications, and experience will be considered
• Experience in regulated industries such as financial services, healthcare, or government highly preferred, Administrative Skills, Ansible, Bash Scripting, Benchmarking, Capacity Management, Cloud Applications, Computer Engineering, Computer Science, Configuration Management, Consulting, Documentation, Finance, Financial Services, Firewall Administration, Government, Healthcare, High Availability, Hybrid Cloud, Identify Issues, Information Technology & Information Systems, Internet Security, Linux Administration, Linux Operating System, Middleware, Network Security, Operating Systems, Operations Management, Operations Processes, Outsourcing, Performance Analysis, Production Systems, Python Programming/Scripting Language, Red Hat Linux Operating System, Risk Management, Root Cause Analysis, SSH (Secure Shell), Scripting (Scripting Languages), Security-Enhanced Linux (SELinux), Service Delivery, Software Patches, Systems Administration/Management, Systems Analysis, Systems Engineering, Technical Writing, Test Plan/Schedule, Testing, U.S. National Institute of Standards and Technology (NIST), Ubuntu, VMWare, Virtual Hosting, Virtualization

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan., Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives.

Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.

Company Size: 2,500 to 4,999 employees

Industry: Staffing/Employment Agencies