multiple highly ranked Top500 Supercomputers, including the first exaflop supercomputer, Frontier.
The Team: As a Site Reliability Engineer, you will work within the HPC Infrastructure and Platforms group to support all activities of our supercomputer center.
Our primary platform is the OLCF Slate Service, built on Kubernetes and Red Hat Open Shift, 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 supported HPC clusters. Major Duties/Responsibilities: Improve reliability, scalability and quality of our Kubernetes and Linux based
applications and services. Define and implement define critical metrics, processes and drive continuous improvement. Capture and analyze metrics to assist in tuning operating systems and applications.
Diagnose system operational problems quickly and effectively. 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. Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote diversity, equity, inclusion, and accessibility by fostering a respectful workplace – in how we treat one
another, work together, and measure success. Basic Qualifications: Bachelor’s Degree in computer science or closely related field and a minimum of 5 years of experience as an SRE/Systems Engineer.
An equivalent combination of education and experience may be considered. Preferred Qualifications: Excellent interpersonal/communication skills, and the ability to work as part of a team. Strong working knowledge of Unix system fundamentals and common network protocols. Experience managing Linux/UNIX operating systems in a heterogeneous environment. Proven understanding of 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. Experience with continuous integration and continuous deployment software methodologies and how they apply to SRE/systems engineering. Understanding of code review and familiarity with tools like Git Hub and Git Lab Experience using tools such as Nagios, Grafana and Prometheus to monitor systems, metrics, and create dashboards. Experience implementing systems/services using virtual machines and Kubernetes resources.
Experience deploying and maintaining automated configuration management software such as Puppet or Ansible Experience implementing systems-level security technologies like SELinux and following best security practices. Special Requirement: This position requires the ability to obtain and maintain a clearance from the Department of Energy. As 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 testing.
The occupant of this position 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 hired. We accept Word (. doc,docx), Adobe (unsecured. pdf), Rich Text Format (. rtf), and HTML (. htm,html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.
If you have trouble applying for a position, please email is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
multiple highly ranked Top500 Supercomputers, including the world’s first exaflop system, Frontier.
The Team: As a Site Reliability Engineer, you will work within the HPC Infrastructure and Platforms group to support all activities of our supercomputer center.
Our primary platform is the OLCF Slate Service, built on Kubernetes and Red Hat Open Shift, 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 managed HPC clusters. Major Duties/Responsibilities: Improve reliability, scalability and quality of our Kubernetes and Linux based applications
and services. Define and implement define KPIs, processes and drive continuous improvement. Gather and analyze metrics to assist in tuning operating systems and applications.
Diagnose system operational problems quickly and effectively. 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. Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote diversity, equity, inclusion, and accessibility by fostering a respectful workplace – in how we treat one another, work together, and
measure success. Basic Qualifications: Bachelor’s Degree in computer science or closely related field and a minimum of 2 years of experience as an SRE/Systems Engineer.
An equivalent combination of education and experience may be considered. Preferred Qualifications: Excellent interpersonal/communication skills, and the ability to work as part of a team. Working knowledge of Unix system fundamentals and common network protocols. Understanding of 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).
Understanding of proactive identification of performance issues, problems, and areas for improvement. Experience with continuous integration and continuous deployment software methodologies and how they apply to SRE/systems engineering. Understanding of code review and familiarity with tools like Git Hub and Git Lab Experience using tools such as Nagios, Grafana and Prometheus to monitor systems, metrics, and create dashboards. Experience running containerized workloads in a production environment. Special Requirement: This position requires the ability to obtain and maintain a clearance from the Department of Energy.
As 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 testing. The occupant of this position 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 hired.
We accept Word (. doc,docx), Adobe (unsecured. pdf), Rich Text Format (. rtf), and HTML (. htm,html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment. If you have trouble applying for a position, please email is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
communications in complex RF environments in near real time. Our projects involve developing unique protocols, advancing embedded systems technology, software-defined radios, and RF over fiber providing a wide range of research opportunities and reaching a broad array of sponsors.
The Resilient Communications group at ORNL has also recently installed a ground station for space to ground communication development providing an avenue for new and exciting opportunities involving satellite communications. ORNL is the home to the fastest supercomputer in the world, which allows our group the opportunity to create complex simulations, such as of 5G RF environments, on HPC supercomputers giving
us an edge over many other research institutions. ORNL’s Resilient Communications group is seeking candidates who would like to participate in the wide array of RF projects and opportunities available at the lab.
While experience in most of the areas listed below is ideal, anyone with the drive to be a part of the projects listed above and has some experience in the responsibilities listed below are encouraged to apply. Beyond the technologies our group works on, the lab is full of subject matter experts who are constantly involved in unique and complex problems that we help solve through hardware and software solutions. Main job responsibilities for the position include working with
a team that: Uses machine learning and artificial intelligence to develop PHY layer solutions.
Performs modulation/demodulation of RF signals utilizing various antenna and modulations schemes (FSK, PSK, QAM, etc. ). Develops new and analyzes existing wireless communication protocols. Provides specific input to software and hardware components of system design, including hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. Supports real-world test operations and developing bench test procedures Attends and presents design reviews.
Working in both classified and unclassified settings and on a wide variety of applied areas. Deliver ORNL's mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote diversity, equity, inclusion, and accessibility by fostering a respectful workplace - in how we treat one another, work together, and measure success. We are primarily seeking a candidate who is driven and wants to work on solving hard problems that utilize RF systems. A few of the essential qualifications are listed below followed by a list of desired but not required qualifications.
Essential Qualifications: Competent/familiar with embedded Linux and Python Git experience, or equivalent source code management. Some experience with open-source GNU Radio software and Software Defined Radio systems. Must possess a strong commitment to ethical and professional values as well as maintain a compliance with environmental, safety, health, and quality standards. Desirable Qualifications: NVIDIA software experience Experience with RF scanner/receivers, spectrum analyzers, or network analyzers Experience with communication protocol development, signal analysis, and machine learning.
Digital signal processing Linux kernel and driver development experience RF communications systems engineering and/or integration RF antenna design, analog and digital signal conversion, and Satellite Communications Experience with waveforms, waveform design, and characteristics Small satellite systems with an emphasis on downlink communications. Experience with writing proposals and developing technical work plans Excellent communications skills for visualization and presentation of methodology, results, and demonstrations. Comfortable working as part of a team.
Some travel may be required. Special Requirement: This position requires the ability to obtain and maintain a clearance from the Department of Energy. This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired. We accept Word (. doc,docx), Adobe (unsecured. pdf), Rich Text Format (. rtf), and HTML (. htm,html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment. If you have trouble applying for a position, please email is an equal opportunity employer.
All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
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 center.
Our primary platform is the OLCF Slate Service, built on Kubernetes and Red Hat Open Shift, 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 clusters. Major 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 Service. Promote diversity, equity, inclusion, and accessibility by encouraging a respectful workplace – in how we treat one another, work together, and measure success. Basic Qualifications: Bachelor’s Degree in computer science or closely related field and at least 8 years proven experience as an SRE/Systems Engineer. An equivalent combination of education and experience may be considered.
Preferred 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 Git Hub and Git Lab 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 security. Special Requirement: This position requires the ability to obtain and maintain a clearance from the Department of Energy. As 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 testing.
The 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 hired. We accept Word (. doc,docx), Adobe (unsecured. pdf), Rich Text Format (. rtf), and HTML (. htm,html) up to 5MB in size.
Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment. If you have trouble applying for a position, please email is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
