Senior Service Delivery Engineer - Site Reliability

The SRE - System Delivery team at PhonePe is a cross-functional, centralized, and horizontal team. We collaborate with other SRE teams to build various infrastructure services and carry out routine production management activities, including infrastructure scaling, database maintenance, and operating system vulnerability rollouts etc.

Job Overview:

As an Sr. SRESD 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 would be expected to own the maintenance and operational activities of one or more services, comprising multiple components and technologies, by following predefined SOPs.

Responsibilities and Duties:

● Build & 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 night shifts and on-call rotations

● Automate various Operational Tasks based on need

● Understand & simplify complex Operational Tasks & create SOPs

● Mentor L1 Engineers

Core Technical Skills Required:

Minimum Qualifications:

We expect the Sr. SRESD Engineer to have strong hands-on experience with the following:

● Linux CLI Tools for System Administration

● Virtualization using kvm/qemu

● Disk & LVM Management

● System Services

● Package Management

● File Permissions

● Crontab & Scheduling

● DNS Concepts

● Using Salt/Ansible for IaC

● Database Concepts & Administration

● Bash / Python Scripting

● MariaDB or similar Distributed Database Systems

● Docker or similar Containerization technology

● Nginx or similar Proxy technology

● GIT

● Networking Concepts

● Linux-based Firewall

● Basic understanding of HTTP & TLS Security

● Ability to write Python based scripts for various automations

● Exceptional Troubleshooting Skills

Softskills:

● Good Interpersonal Communication Skills

● Project Ownership and Leadership

● Process and SOP Creation

● Sensitive Production Change Management

● Mentorship

Qualifications:

● Minimum of 4-7 years of strong hands-on experience in Linux / Unix System Administration

Work Location: Bangalore Note: This role requires the candidate to be available for on-call shifts on a rotational basis, covering 24 hours a day, 7 days a week.