Senior Site Reliability Engineer, HPC Infrastructure and Platfor with Security Clearance - Oak Ridge Tennessee

Company: Oak Ridge National Laboratory
Location: Oak Ridge, Tennessee
Posted On: 04/30/2024

Requisition Id 11976 Overview: Are you looking for a way to use your hard-earned SRE skills in a more ambitious environment where you can also help protect national security? The National Center for Computational Sciences (NCCS) at Oak Ridge National Lab (ORNL), which hosts several of the world's most powerful computer systems, is seeking highly qualified individuals to play a key role in improving the security, performance, and reliability of the NCCS computing infrastructure which supports multiple highly ranked Top500 Supercomputers, including the world's first exaflop system, Frontier! The Team: As a Senior Site Reliability Engineer, you will work within the HPC Infrastructure and Platforms group to support all activities of our supercomputer centerOur primary platform is the OLCF Slate Service, built on Kubernetes and Red Hat OpenShift, which provides a container orchestration service for running critical operation applications and user-managed persistent applications that run alongside our OLCF Supercomputer systems and other OLCF-run HPC clustersMajor Duties/Responsibilities:--- Lead ongoing improvements in reliability and scalability for our Kubernetes and Linux based applications and services.--- Contribute as senior technical resource to deliver highest-quality practices and standards for the center.--- Provide primary operational support and engineering for production applications.--- Define and implement define important metrics, processes and drive continuous improvement.--- Influence the architecture and implementation of solutions.--- Tune operating systems and applications to increase performance and reliability of services.--- Mentor junior staff and enable them for success.--- Diagnose system operational problems quickly and optimally.--- Participate in on-call rotation providing 24-hour, 7-day support and off-hours maintenance windows.--- Coordinate with vendors to resolve hardware and software problems.--- Drive ORNL's mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and ServicePromote diversity, equity, inclusion, and accessibility by encouraging a respectful workplace - in how we treat one another, work together, and measure successBasic Qualifications:--- Bachelor's Degree in computer science or closely related field and at least 8 years proven experience as an SRE/Systems EngineerAn equivalent combination of education and experience may be consideredPreferred Qualifications:--- Excellent interpersonal/communication skills, and desire to work as part of a team.--- Solid understanding of Unix system fundamentals and common network protocols.--- Experience managing Linux/UNIX operating systems in a heterogeneous environment.--- Proficiency in networked computing environment concepts.--- Ability to develop and maintain programs and scripts that aid in the operation and automation using various shell (primarily bash) and high-level languages (Python or Go).--- Ability to proactively identify performance issues, problems, and areas for improvement.--- Ability to identify requirements and to define, plan, and implement requisite solutions.--- Ability to plan, organize, prioritize tasks, and complete assigned projects with minimal direction.--- Experience with continuous integration and continuous deployment software methodologies and how they apply to SRE/systems engineering.--- An understanding of code review and familiarity with tools like GitHub and GitLab--- Experience using tools such as Nagios, Grafana and Prometheus to supervise systems, metrics, and build dashboards.--- Experience crafting and implementing highly available systems/services using virtual machines and Kubernetes resources.--- Experience participating in an opensource community with patches accepted upstream.--- Experience deploying and maintaining automated configuration management software such as Puppet or Ansible--- Experience implementing systems-level security technologies like SELinux and following standard processes in securitySpecial Requirement: This position requires the ability to obtain and maintain a clearance from the Department of EnergyAs such, this position is a Workplace Substance Abuse program (WSAP) testing designed position which requires passing a pre-placement drug test and participation in an ongoing random drug testing program in which employees are subject to being randomly selected for testingThe employee will also be subject to an ongoing requirement to report to ORNL any drug-related arrest or conviction or receipt of a positive drug test result#LI-KC1 This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hiredWe accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in sizeResumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employmentIf you have trouble applying for a position, please email ORNL is an equal opportunity employerAll qualified applicants, including individuals with disabilities and protected veterans, are encouraged to applyUT-Battelle is an E-Verify employer. 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