Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community. Job Summary The Southern California Seismic Network (SCSN) seeks a Systems Administrator to provide mission-critical support for our computer systems. The successful candidate will have the opportunity to administer the computers running Caltech's earthquake early warning algorithms that run continuously and emit alarms to apps and other tools that could potentially save lives in the event of a large earthquake anywhere across the entire west coast of the U.S. and further as ShakeAlert expands. We seek an enthusiastic individual who would like to apply their information technology skills to administer and improve state-of-the-art high-availability LINUX-based systems. Detailed tasking includes LINUX system-level support, supervising hardware maintenance, and maintenance and troubleshooting of data processing applications. This is an Essential Reporting position. In the event of an emergency on campus, an employee designated as essential reporting has essential job skills that are needed for response and recovery and is expected to report to Campus as soon as possible. Essential Job Duties Be part of a team administering the SCSN/CISN and ShakeAlert real-time data acquisition, processing, and analysis application software, and associated computer hardware and system software. Deploy, test, and maintain applications written in C++, Java, Python, or other languages under LINUX. Deploy and operate cloud computing and virtualization software and services, using VMware and AWS cloud. Assist with maintaining IP networking, including routers and switches. Assist with Distributed Acoustic Sensing (DAS) equipment and configurations. Participate in procurement, installation, and configuration of new hardware or software. Other duties as assigned. Basic Qualifications 1 year of experience in system administration and maintaining application software in a UNIX/LINUX environment or equivalent experience. An active interest in routine operations to ensure data integrity and availability, as well as innovation, and incorporating new efficiencies into the operation. Demonstrated skills in Linux administration and shell scripting experience, preferably in bash, tcsh, or Python. Must have abilities for troubleshooting and maintenance of computer hardware and IP communications equipment. Proven ability to work in a team of staff with a wide range of expertise is necessary. Excellent oral and written communication skills. Preferred Qualifications BS or MS degree in Computer Science, Electrical Engineering, or Physical Sciences is preferred. 5+ years of experience in system administration and maintaining application software in a UNIX/LINUX environment for science or engineering. Some familiarity with basic Cisco/Network administration, Cisco switches and routers, understanding of NAT/PNAT (both dynamic and static), and multicast and OSPF protocols. Some experience with cloud computing, such as AWS. Required Documents Resume