Systems Analyst II - System Administration

Position Overview

• Location Type: Remote (Residing in one of 23 states)
• Employment Type: Full-time
• Company: ONEOK – Fortune 500 company (100+ years in business), Leading midstream service provider

Job Summary: ONEOK is pleased to offer an opportunity to join our growing company as a Linux Administrator. This role is ideal for someone who is passionate about technology and eager to contribute to a collaborative and innovative team.

Requirements

• Linux Administration: Experience with the RedHat ecosystem.
• Local Firewall Configuration: Using firewalld and iptables.
• Domain Integration: Experience with sssd and realmd.
• Network Configuration: Checking network settings, configuring DHCP and static IP.
• Package Management: Using yum/dnf.
• Logging: Familiarity with system log files, journalctl, log rotation and forwarding.
• Storage Management: Experience with LVM, local storage, SAN storage (multipath configuration), and file systems (XFS, ext4, NFS, CIFS).
• File Transfer: Using openssh (SFTP), rsync etc.
• SELinux: Enabling, disabling, checking for denials, and configuring.
• Excellent Customer Service: Support internal application and development teams.
• Automation/Configuration Management/Infrastructure as Code:
  • Red Hat Satellite or Foreman
  • AAP or AWX
  • Puppet
  • Git
  • YAML
• Scripting:
  • Shell scripting (bash)
  • Python
• Troubleshooting:
  • Authentication/authorization issues: Checking log files, local user accounts, and domain accounts.
  • Permission issues.
  • Storage issues.
  • Performance issues.
  • Networking issues: Familiarity with ping, nslookup/dig, nmap. netcat
  • SELinux

Nice to Have

• SSL Certificates:
  • Basics: Base64 encode certs, Java keystores (JKS, PKCS12).
  • Checking certificates by URL and files: Using openssl, Java keytool.
• VMware:
  • Logging into servers over VMware console.
  • Extending resources: CPU, RAM, storage.
  • Adding rescue boot ISO and booting server in rescue mode.
• Containers:
  • Docker/podman
  • Kubernetes/OpenShift
    • Operator installation and maintenance
    • ArgoCD
    • Helm

Responsibilities

• Server Maintenance: Execute procedures such as patching.
• Automation Configuration and Troubleshooting: Ansible, RedHat Satellite, Puppet
• Review Reports: Analyze vulnerability reports and access logs.
• Incident Management and Response
• Troubleshooting: RedHat Linux OS, Automation configuration
• Server Builds

Application Instructions

• The position offers the flexibility of remote work, but team members must reside in one of the following 23 states: Arkansas, Colorado, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Minnesota, Missouri, Montana, Nebraska. Relocation may be required.

Company Information

• Company: ONEOK – Fortune 500 company (100+ years in business), Leading midstream service provider
• Values: Safety first, Sustainable operations, Environmentally responsible, Employee focused