SRE - Service Delivery Engineer

As an SRE Service Delivery Engineer, you will be part of a team responsible for building, managing, and scaling the production systems of PhonePe to ensure uninterrupted services to users across the country. You will primarily work on well-defined tasks under supervision and by following predefined SOPs.

Responsibilities:

• Build and manage various distributed systems such as Galera, Nginx, Aerospike, ElasticSearch, and RMQ.
• Deploy operating system vulnerability fixes to production systems.
• Perform routine database maintenance activities.
• Build and roll out proxy configurations to production systems.
• Understand the criticality of production infrastructure.
• Be willing to work 24/7 shifts and provide on-call support across the SRE organization.

Requirements:

• Linux CLI Tools for System Administration - Proficiency in using command-line tools for managing Linux systems.
• Disk & LVM Management - Hands-on experience with disk management and Logical Volume Manager (LVM).
• System Services - Understanding of managing and configuring system services.
• Package Management - Understanding of package management tools and processes.
• File Permissions - Understanding of Linux file permission systems.
• Crontab & Scheduling - Understanding of cron jobs for task scheduling.
• DNS Concepts - Understanding of DNS and its configuration.
• Using Salt/Ansible for IaC - Understanding of Infrastructure as Code (IaC) using Salt or Ansible.
• Database Concepts & Administration - Understanding of Shards, Partitions and Truncations.
• Bash / Python Scripting - Proficiency in writing and debugging Bash / Python scripts.

Knowledge of the following will be a plus.

• MariaDB or similar Distributed Database Systems.
• Docker or similar Containerization technology.
• Nginx or similar Proxy technology.
• GIT.
• Basic Networking Concepts.
• Linux-based Firewall.
• Basic understanding of HTTP & TLS Security.
• Ability to write Python-based scripts for various automations.

Soft Skills:

• Good Interpersonal Communication Skills.
• Ability to understand & follow SOPs.

Qualifications:

Minimum of 1-3 years of hands-on experience in Linux / Unix System Administration.