Service Delivery Engineer, Site Reliability

Service Delivery Engineer
Team:
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 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 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 24/7 shifts and provide on-call support across the SRE Organisation.
  

Core Technical Skills Required:
Minimum Qualifications

• 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

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• 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
  

Softskills:

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

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.
Qualifications
Qualifications:

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