Linux DevOps Engineer

Key Responsibilities

• Manage, configure, and maintain Linux servers, including RHEL, CentOS, Rocky Linux, and Ubuntu.
• Monitor system health, performance, availability, and capacity across development and production environments.
• Troubleshoot Linux operating system, networking, application, and infrastructure issues.
• Automate infrastructure and operational processes using Bash, Python, Ansible, and Terraform.
• Design, implement, and maintain CI/CD pipelines using Jenkins, GitLab CI/CD, GitHub Actions, or similar tools.
• Build, deploy, and manage containerized applications using Docker and Kubernetes.
• Provision and manage cloud infrastructure using AWS, Azure, or GCP.
• Implement Infrastructure as Code (IaC) and configuration-management practices.
• Configure and maintain web servers, application servers, storage, databases, and networking components.
• Implement monitoring, logging, alerting, and observability solutions using tools such as Prometheus, Grafana, ELK/EFK, Splunk, or CloudWatch.
• Perform Linux patching, upgrades, vulnerability remediation, and security hardening.
• Implement backup, disaster recovery, high-availability, and business-continuity solutions.
• Collaborate with development and QA teams to improve application deployment and release processes.
• Develop automation to reduce manual operational tasks and improve system reliability.
• Maintain technical documentation, runbooks, architecture diagrams, and operational procedures.
• Participate in an on-call rotation and provide production support when required.

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience.
• 3+ years of hands-on DevOps, Linux, systems, or infrastructure engineering experience.
• Strong Linux administration skills with RHEL, CentOS/Rocky Linux, or Ubuntu.
• Strong understanding of Linux processes, services, filesystems, permissions, package management, systemd, SSH, and troubleshooting.
• Proficiency in Bash/Shell scripting.
• Experience with Git and source-control practices.
• Hands-on experience with CI/CD pipelines.
• Experience with Docker and Kubernetes.
• Experience with Terraform and/or Ansible.
• Working knowledge of AWS, Azure, or GCP.
• Good understanding of TCP/IP, DNS, HTTP/HTTPS, SSH, firewalls, load balancers, and networking concepts.
• Experience with monitoring and logging platforms.
• Strong troubleshooting, analytical, and problem-solving skills.
• Ability to work effectively in a hybrid U.S.-based environment with distributed teams.

Preferred Qualifications

• Experience with AWS services such as EC2, VPC, IAM, S3, CloudWatch, RDS, and EKS.
• Experience with Kubernetes administration and troubleshooting.
• Experience implementing Infrastructure as Code using Terraform.
• Experience with Ansible automation and configuration management.
• Knowledge of Python or another scripting/programming language.
• Experience with Jenkins, GitLab CI/CD, or GitHub Actions.
• Experience with Prometheus and Grafana.
• Experience with ELK/EFK, Splunk, or other centralized logging solutions.
• Knowledge of Linux security hardening and vulnerability-management practices.
• Experience with high availability, disaster recovery, and backup solutions.
• Familiarity with Agile/Scrum development methodologies.
• Certifications such as RHCSA/RHCE, AWS, Azure, GCP, CKA, or Terraform Associate are a plus.