Join a dynamic infrastructure team as a Linux Operating System Engineer supporting enterprise Linux environments across on-premises data centers and AWS cloud. This role offers the opportunity to work on hands-on administration, automation, troubleshooting, and service management in a fast-paced environment where reliability, security, and collaboration are key.

Responsibilities

• Administer, maintain, and support RHEL 8 servers across on-premises and AWS environments.
• Handle server provisioning, configuration, patching, upgrades, and ongoing lifecycle management.
• Monitor system health, identify performance bottlenecks, and help ensure service availability and SLA adherence.
• Troubleshoot complex issues related to Linux operating systems, applications, storage, and networking.
• Implement security controls, system hardening, vulnerability remediation, and compliance-related tasks.
• Support Linux-based workloads in AWS, including core infrastructure and networking components.
• Develop and maintain automation scripts to improve efficiency and streamline routine operational work.
• Assist with backup, recovery, disaster recovery, and high-availability activities.
• Work within ITIL-based processes for incident, change, problem, and request management.
• Use ServiceNow to track incidents, changes, service requests, problem records, and related operational updates.
• Partner with application, database, network, and security teams to resolve issues and support business operations.
• Document technical procedures, maintain operational knowledge articles, and participate in on-call support as needed.

Skills

• 5+ years of Linux system administration experience.
• Strong hands-on experience with Red Hat Enterprise Linux, especially RHEL 8.
• Proven ability to manage enterprise Linux environments at scale.
• Practical experience supporting Linux workloads in AWS.
• Working knowledge of EC2, EBS, VPC, IAM, CloudWatch, and Auto Scaling.
• Experience with Bash, Python, and/or Ansible for automation and scripting.
• Solid troubleshooting skills across Linux kernel, systemd, LVM, file systems, networking, DNS, SSH, and NFS.
• Understanding of ITIL practices and service management workflows.
• Experience using ServiceNow for incident, change, and problem management.
• Ability to analyze logs, identify root causes, and resolve technical issues effectively.
• Strong communication and collaboration skills.
• Detail-oriented approach with a focus on reliability, security, and operational excellence.

Preferred Skills

• Experience with enterprise security standards, Linux hardening, auditing, and compliance remediation.
• Familiarity with capacity planning and performance tuning in large-scale environments.
• Exposure to backup, disaster recovery, and high-availability strategies.
• Experience creating technical documentation and knowledge base content.
• Comfort working in cross-functional teams to support complex business services.

Horizontal Talent is committed to fostering an inclusive workplace where diverse perspectives are valued, and everyone has the opportunity to contribute and succeed. We welcome candidates from all backgrounds and encourage applicants who can bring strong technical expertise and a collaborative mindset to apply.

By applying for this position, you acknowledge and agree that Horizontal Talent may contact you regarding your application using automated technology, including phone calls, SMS/text messages, or email, which may be delivered by our virtual AI recruiter, Alex.