Maintain UNIX/Linux server environments and ensure optimal performance, availability, and reliability of enterprise systems
Develop, test, and implement system enhancements and configuration improvements following established change management processes
Create and maintain automation scripts to improve the efficiency of daily operational and maintenance activities
Evaluate, configure, test, and deploy new technologies to enhance infrastructure capabilities and support business objectives
Maintain accurate configuration and asset management records for hardware, software, and infrastructure changes
Design, implement, and execute standardized procedures to monitor system health and generate operational reports and logs
Lead and manage infrastructure projects, ensuring timely completion and successful delivery of technical objectives
Provide technical leadership, guidance, and support to Level 2 UNIX/Linux engineers, assisting with incident resolution and operational best practices
Participate in a 24x7 on-call support rotation and support critical incident response activities
Collaborate with cross-functional IT teams on performance improvements, new site deployments, relocations, upgrades, and infrastructure initiatives

Bachelor’s degree in information technology, Computer Science, or equivalent related work or military experience
5–7 years of UNIX/Linux system administration experience within a production environment
Strong expertise with Red Hat Enterprise Linux (RHEL 8 and 9), Debian, Solaris, and HPUX operating systems
Experience administering VMware vSphere environments
Experience with Rubrik backup software and enterprise backup technologies
Ability to develop and troubleshoot shell scripts
Strong knowledge of Linux system administration, user account management, patch management, and security best practices
Experience managing Linux logical volume management (LVM and SSM)
Ability to identify and resolve system, resource, storage, and networking issues using tools such as sar, top, and nmon
Experience with Docker, Ansible, and Terraform
Understanding of networking technologies including TCP/IP, DNS, SMTP, NTP, and routing concepts
Experience with LDAP authentication and enterprise identity management
Familiarity with monitoring tools such as SolarWinds
Knowledge of IT service management processes and tools, including ServiceNow and ITIL frameworks
Ability to work independently with minimal supervision in a matrixed environment
Strong written and verbal communication skills with the ability to create detailed technical documentation.

Senior Systems Engineer, UNIX

Key skills