Entry Level Linux System Administrator Jobs in Columbia, TN

Contributes to the design and architecture of infrastructure and service to ensure reliability and functionality. Responds to infrastructure demands and capacity needs. Collaborates with software development teams to develop of reliable and scalable infrastructures. Contributes to data collection to maintain and optimize operations and reliability. Performs incident response and/or maintenance tasks. Contributes to health and performance reporting. Contributes to identifying opportunities for automation. Communicates relevant details about services and identifies and communicates changes. Provides support for technology and documents incidents. Experiments with new tools and develops working knowledge of site reliability trends.
Responsibilities
Responsibilities

• Administer and support Windows Server and Linux systems in production and non-production environments.
• Perform post-deployment configuration, application installation, service validation, and environment-readiness checks.
• Execute structured build and deployment activities using approved runbooks, deployment guides, and change procedures.
• Run, review, and troubleshoot scripts used for system configuration, deployments, patching, and validation.
• Investigate operating system, service, application, installation, patching, startup, and connectivity issues.
• Review logs, Windows Event Viewer, service status, permissions, processes, ports, certificates, and configuration files to identify and resolve problems.
• Apply operating system, middleware, and application patches, including pre-maintenance checks, post-patch validation, and rollback support.
• Support vulnerability remediation, system hardening, STIG implementation, and other compliance-driven configuration activities.
• Troubleshoot network and service-connectivity issues involving DNS, routing, firewalls, load balancers, ports, and certificates.
• Use diagnostic tools such as ping, traceroute, telnet, netcat, curl, nslookup, and netstat.
• Support cloud-hosted infrastructure involving compute, storage, networking, identity, access management, and environment provisioning.
• Participate in incident response, root-cause analysis, and service-restoration activities.
• Create and maintain technical documentation, runbooks, implementation records, validation results, and escalation notes.
• Identify opportunities to automate repetitive work, improve operational processes, and reduce recurring incidents.
• Participate in scheduled maintenance windows, after-hours support, or an on-call rotation as required.

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience.
• Three or more years of experience in site reliability engineering, systems administration, infrastructure operations, DevOps, cloud operations, production support, or a related technical field.
• Hands-on experience administering Windows Server, Linux, or both.
• Experience installing, configuring, validating, and troubleshooting applications in hosted environments.
• Experience completing structured build, deployment, configuration, or maintenance activities from technical runbooks.
• Ability to run, modify, or troubleshoot scripts using one or more of the following:
  • PowerShell
  • Bash
  • Python
  • Ansible
  • Chef
• Experience applying operating system, middleware, or application patches.
• Understanding of maintenance windows, change control, rollback planning, and post-maintenance validation.
• Working knowledge of networking concepts, including DNS, routing, firewalls, load balancers, ports, and certificates.
• Familiarity with cloud-hosted infrastructure and services.
• Experience with ticketing, incident-management, or change-management systems.
• Strong troubleshooting, documentation, and problem-solving skills.
• Clear written and verbal communication skills.
• Ability to collaborate effectively across technical and client-facing teams.

Preferred Qualifications

• Experience with Oracle Cloud Infrastructure.
• Experience supporting Oracle Health Millennium or Cerner applications and environments.
• Experience supporting federal clients, government-hosted systems, or regulated environments.
• Familiarity with STIGs, vulnerability remediation, cybersecurity hardening, and federal compliance workflows.
• Experience with Citrix technologies.
• Experience supporting legacy systems or complex application architectures.
• Experience with infrastructure-as-code or configuration-management tools.
• Familiarity with production monitoring, alerting, centralized logging, and observability practices.
• Experience with incident response, root-cause analysis, and SRE operational practices.
• Knowledge of Oracle Database, SQL, middleware, or related Oracle technologies.
• Relevant certifications in Oracle Cloud Infrastructure, Windows Server, Linux, networking, cybersecurity, or cloud computing.

Qualifications
Disclaimer:
Certain U.S. based or U.S. customer or client-facing roles may be required to comply with applicable requirements, such as immunization/occupational health mandates, and/or drug testing requirements.
Range and benefit information provided in this posting are specific to the stated locations only
US: Hiring Range in USD from: $69,800 to $148,300 per annum. May be eligible for bonus and equity.
Oracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle's differing products, industries and lines of business.
Candidates are typically placed into the range based on the preceding factors as well as internal peer equity.
Oracle US offers a comprehensive benefits package which includes the following:
1. Medical, dental, and vision insurance, including expert medical opinion
2. Short term disability and long term disability
3. Life insurance and AD&D
4. Supplemental life insurance (Employee/Spouse/Child)
5. Health care and dependent care Flexible Spending Accounts
6. Pre-tax commuter and parking benefits
7. 401(k) Savings and Investment Plan with company match
8. Paid time off: Flexible Vacation is provided to all eligible employees assigned to a salaried (non-overtime eligible) position. Accrued Vacation is provided to all other employees eligible for vacation benefits. For employees working at least 35 hours per week, the vacation accrual rate is 13 days annually for the first three years of employment and 18 days annually for subsequent years of employment. Vacation accrual is prorated for employees working between 20 and 34 hours per week. Employees working fewer than 20 hours per week are not eligible for vacation.
9. 11 paid holidays
10. Paid sick leave: 72 hours of paid sick leave upon date of hire. Refreshes each calendar year. Unused balance will carry over each year up to a maximum cap of 112 hours.
11. Paid parental leave
12. Adoption assistance
13. Employee Stock Purchase Plan
14. Financial planning and group legal
15. Voluntary benefits including auto, homeowner and pet insurance
The role will generally accept applications for at least three calendar days from the posting date or as long as the job remains posted.
Career Level - IC2
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