We're looking for an experienced Linux Operating System Engineer to support and improve enterprise Linux infrastructure across on-premises data centers and AWS environments. This role offers the opportunity to work on RHEL 8 systems, automation, troubleshooting, security, and service management in a collaborative, fast-moving environment.
Responsibilities
- Administer, maintain, and support Red Hat Enterprise Linux 8 servers across on-premises and AWS environments.
- Handle server provisioning, configuration, patching, upgrades, and ongoing lifecycle management.
- Monitor system performance, capacity, and availability, and take proactive steps to support SLA goals.
- Investigate and resolve complex issues related to Linux OS, applications, storage, and networking.
- Support Linux hardening, access management, security patching, vulnerability remediation, and compliance activities.
- Manage AWS Linux workloads, including EC2, EBS, VPC, IAM, CloudWatch, and Auto Scaling components.
- Develop and maintain automation using Bash, Python, Perl, or Ansible to improve operational efficiency.
- Collaborate with infrastructure, application, database, network, and security teams to support business services.
- Assist with backup, recovery, disaster recovery, and high-availability processes.
- Use ITIL-based processes and ServiceNow for incidents, changes, problems, requests, and related service management activities.
- Create and update technical documentation, operational procedures, and knowledge base content.
- Participate in on-call support and major incident response as needed.
Skills
- 5+ years of Linux system administration experience.
- Strong hands-on experience with Red Hat Enterprise Linux, especially RHEL 8.
- Experience supporting enterprise Linux environments at scale.
- Practical AWS experience supporting Linux workloads in cloud environments.
- Working knowledge of EC2, EBS, VPC, IAM, CloudWatch, and Auto Scaling.
- Automation and scripting experience with Bash, Python, Perl, or Ansible.
- 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, problem, and request management.
- Ability to analyze logs, identify root causes, and resolve performance or availability issues.
- Strong communication and collaboration skills.
Preferred Skills
- Experience working in both on-premises and cloud-based infrastructure environments.
- Familiarity with enterprise security, compliance, and vulnerability remediation practices.
- Experience supporting backup, recovery, disaster recovery, or high-availability solutions.
- Experience creating clear technical documentation and knowledge base articles.
- Comfort working in a fast-paced environment with shifting priorities.
Horizontal is committed to fostering a workplace rooted in diversity, equity, and inclusion, where every team member is respected, supported, and empowered to contribute. We welcome applicants from all backgrounds and encourage qualified candidates 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.
Please apply through this online posting or by visiting our Job Board at Applications will be accepted for 4 weeks. For those that join the team, we offer competitive compensation and benefits including medical, dental, vision, and retirement. Check out all we have to offer and how you can become part of the Horizontal Talent Team. The pay range for this role is $33 - $68 per hour based on qualifications and experience.
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