Senior Linux Engineer

Date: May 13, 2023

Location: Oak Ridge, TN, US, 37830

Company: Oak Ridge National Laboratory

Requisition Id 10559 


The Information Technology Services Directorate at the Oak Ridge National Laboratory is seeking qualified applicants for a Senior Linux Engineer for the Research & Development Systems Engineering (RDSE) Group. The RDSE group exists to solve complex IT problems with advanced hardware, R&D software applications, and tools; while accounting for the different needs, preferences, and requirements within the research community at ORNL. We make science happen with technology.


Our Stack and Workflow:

  • Work planning and documentation - Jira/Confluence
  • Version Control Software - Gitlab/Github
  • Virtualization - Openstack
  • Configuration Management – Ansible
  • Monitoring, Analytics and Visualization - InfluxDB, Grafana, Telegraf
  • Other technologies utilized/supported include, but aren’t limited to Ceph, Python/Shell scripting, SLURM, and Containers


Major Duties/Responsibilities:

Primary duties include:

  • Create observability metrics and dashboards and assist in ongoing documentation efforts.
  • Build and customize containers for both operations and scientific research needs.
  • Install, configure, customize, and maintain Linux software including building software from source.
  • Hardware, software and Linux performance tuning and optimization.
  • Leverage process improvement and configuration management to drive and enforce policy standards.
  • Collaborate with researchers, developers, and other engineers to develop creative solutions and solve complex challenges.
  • Provide technical consulting in the selection and purchase of hardware and software.
  • Collaborate with security and policy teams to ensure our ability to keep pace with an evolving technological landscape.
  • 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 optimize our workflows and monitoring solutions to take advantage of our 24/7 operations staff, which significantly reduces the need for off-hours support. We also offer a flexible work schedule utilizing enterprise communication tools and collaboration solutions to stay in contact.


Qualifications Required:

  • Bachelor of science degree and 8 years of relevant experience. An equivalent combination of education and experience may be considered.
  • Experience managing a virtualized environment including tuning and maintenance.
  • Strong knowledge of Enterprise Linux distributions.
  • Experience with on premises cloud native platforms (OpenStack, VMware, or others).
  • Knowledge of enterprise class server/storage hardware.
  • Moderate fluency in at least one scripting language such as Shell or Python.
  • Excellent interpersonal skills suitable for user support and ability to work well with peer system administrators.
  • Experience managing Ansible or Salt in a production environment.
  • Strong working knowledge of system design.
  • Experience in an environment requiring change control processes.
  • Proven track record leading the implementation of technical efforts.
  • Ability to obtain and maintain a security clearance is required.


Qualifications Desired:

  • Previous experience working in a government, scientific, or other highly technical environment.
  • Working knowledge of system out of band management (Idrac, BMC, Ilo, etc.).
  • Running or supporting a production OpenStack environment.
  • Experience working with metrics collection agents (Telegraf, check_mk, Zabbix, etc.).


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

ORNL 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.

Nearest Major Market: Knoxville