Sr Systems Administrator-BTS Application Systems

Christie Digital Systems is looking for a highly experienced Senior Systems Administrator to become part of the Infrastructure Services team. In this role, you will be responsible for the health, performance, and modernization of our Linux-based Engineering Infrastructure, ensuring seamless operations across physical, virtual, and cloud environments. You’ll collaborate closely with engineering teams, drive automation efforts, and optimize system efficiency to support mission-critical business applications across multiple sites. Responsibilities: Manage and optimize Linux environments (Debian, RedHat, etc) either in the physical, virtual, and/or lab environments. Automate deployments, updates, and OS rollouts; manage 100 deployments Address performance issues & support business application software running on Linux. Oversee system security, patching, & configuration to ensure maximum uptime & reliability. Collaborate with engineering teams on the design & upkeep of scalable infrastructure solutions. Experience with OS deployment, management, and administration of servers, workstations, and laptops in Windows and Linux (e.g. RHEL/Ubuntu) environments, both on-site and remote Scripting and development experience to automate IT processes (e.g. ) Adopt and enforce BTS policies, security guidelines, and best practices. Architect and maintain backup and disaster recovery plans Support virtualization technologies including VMware and Azure Work with external vendors and internal users to optimize system performance.   What we are offering: A competitive salary, vacation, health & dental benefits and social security benefits. You will have opportunities to gain experience, grow and collaborate with professionals on a global reach. Whether you are working with the leading minds in the industry on high-profile projects, with internal teams to support continuous improvement, or with our customers to inspire and delight – your contributions will have influence.   The experience and skills we value:  8 years of progressive IT experience in systems administration or infrastructure management  Expertise in Linux environments (Debian, RedHat, Etc.) Strong experience with cloud migrations, automation, and deployments Expertise on networking, security protocols, redundant systems and best practices. Hands-on experience with virtualization technologies (VMware, Kubernetes) Experience with Active Directory, Office 365, Exchange, and firewalls. Strong troubleshooting, analytical, and problem-solving skills Ability to work independently