Sr. Linux Administrator

We are seeking a skilled Linux Systems Administrator to build, deploy, and support applications and services in cloud-hosted Linux environments on AWS. This role involves installing, configuring, upgrading, monitoring, and maintaining Linux systems (RedHat, CentOS, Ubuntu), setting up networking, firewalls, SSL, DNS, and LAMP stacks, and troubleshooting OS and application issues. Responsibilities also include deploying and managing AWS infrastructure (EC2, ELB, EFS, Route 53, RDS), configuring scripting languages (PHP, Python, Node.js), implementing disaster recovery strategies, and handling incident management through alerts, root cause analysis, and reporting.

Job Description

• Installation, Configuration, Upgrading, Monitoring & Maintenance of Linux environments (RedHat/CentOS, Ubuntu, and others).
• Setup of networking, firewall, SSL, DNS and LAMP stack on Linux.
• Troubleshooting problems with the operating system, and the LAMP stack.
• Deploying, Configuring and maintaining Linux servers in AWS infrastructure (EC2, ELB, EFS, Route53, RDS).
• Configuring Scripting languages (PHP, Python, Node) for running web applications.
• Disaster Recovery performing regular backup and restoration from cloud and other hosting environments.
• Incident Management responding to alerts & notifications, root cause analysis and reporting.

Skills & Requirement

• Experience with orchestration and containers.
• Experience with SSH.
• Sound networking fundamentals. Should have experience on performing network troubleshooting to isolate and diagnose common problems.
• Experience with web servers (Apache, Nginx), databases (MySQL, Mongo Db, Postgres).
• Experience analyzing, troubleshooting, and providing solutions for technical issues.
• Experience with ticketing/task management solutions.
• Excellent oral and written communication skills.
• Strong skills with bare metal server provisioning with manual configurations.
• Ability to understand and implement design considerations such as scalability, performance, redundancy, backup and automation.
• AWS certification will be an added advantage.

Preferred Skills:

• Experience with cloud platforms like AWS, Azure, or Google Cloud.
• Knowledge of containerization technologies such as Docker and Kubernetes.
• Familiarity with CI/CD pipelines and version control system.

Education

• Bachelors degree in computer science.