Bengaluru Tech Infra & IT Site Reliability Engineer - AWS (7 to 12 Years)

SmartRecruiters, Inc.; India; On-site; INR 3,000,000 - 5,000,000; Full time

Benefits offered by this job

Medical Insurance

Parental Support

Relocation Benefits

Retirement Benefits

Car Lease

Job summary

PhonePe is seeking a senior Site Reliability Engineer (SRE) with 7+ years of experience to manage, scale, and ensure the high availability of core infrastructure. The role centers on AWS, Linux (RHEL), security hardening, and a deep focus on reliability and automation.

You will design and operate highly available AWS environments, lead capacity planning, and drive IaC practices across cross-region deployments, ensuring minimal disruption during migrations and upgrades.

Qualifications

• 7+ years of experience in SRE/Cloud Architecture or Lead Systems Engineering.
• Advanced proficiency in Linux/RHEL administration and OS hardening.
• Deep AWS expertise and experience with large-scale, high-availability infrastructure.

Responsibilities

• Lead Linux/RHEL administration, kernel tuning, and security hardening for mission-critical environments.
• Build and scale highly available AWS environments to handle massive traffic and ensure uptime.
• Architect infrastructure with HA and security best practices; drive security standards and compliance.

Skills

Linux/RHEL

AWS

Networking

IaC

Docker

Kubernetes

Load balancers

MySQL

Security hardening

Tools

AWS Direct Connect

Transit Gateways

Nginx/HAProxy

Docker

Podman

Job description

Site Reliability Engineer - AWS (7 to 12 Years)

• Full-time

PhonePe Limited (Formerly PhonePe Private Limited) is a technology company that builds digital platforms for Payments, Digital Distribution Services and Financial Services. Headquartered in India, the PhonePe digital payments app was launched in 2016. As of April 2026, PhonePe has over 70 Crore life-till-date registered users and a digital payments acceptance network spread across over 5 Crore merchants. PhonePe’s products and services include Consumer Payments (including Digital Distribution Services), Merchant Payments, Lending and Insurance Distribution services, and New Platforms, which comprise Share.Market (stock broking and mutual funds distribution platform), and Indus Appstore (Android-based mobile app marketplace). Culture:

At PhonePe, we go the extra mile to make sure you can bring your best self to work, Everyday!. And that starts with creating the right environment for you. We empower people and trust them to do the right thing. Here, you own your work from start to finish, right from day one. PhonePe-rs solve complex problems and execute quickly; often building frameworks from scratch. If you’re excited by the idea of building platforms that touch millions, ideating with some of the best minds in the country and executing on your dreams with purpose and speed, join us!

We are seeking a highly motivated Site Reliability Engineer (SRE) with more than 7 years of experience to manage, scale, and ensure the high availability of our core infrastructure. This role is designed for experts specialized in AWS. You will leverage a profound background in Linux (specifically RHEL) to drive deep-level cloud architecture, automation, complex networking, and security compliance, supporting a high-volume, mission-critical environment that demands exceptional uptime and resilience.

Roles and Responsibilities

• Lead advanced Linux/RHEL administration, focusing on OS troubleshooting, kernel-level performance tuning, and executing security hardening for high-volume, mission-critical environments.
• Build and scale highly available AWS environments that can handle massive traffic without failing. Drive the long-term strategy for our servers, data storage, and system monitoring.
• Architect infrastructure with a strong emphasis on High Availability (HA) and robust Information Security. Set and drive the adoption of security standards and compliance best practices across the infrastructure.
• Design and maintain advanced network connectivity and routing using AWS Direct Connect, Transit Gateways, VPNs, and BGP
• Plan, strategize, and oversee large-scale infrastructure migrations, component upgrades, and database sharding while ensuring minimal to zero disruption to production
• Lead capacity planning for organic growth and traffic spikes.
• Define the best practices and tools we use for Infrastructure as Code (IaC) and configuration management. Continuously reduce manual toil by designing automated, self-healing systems.
• Design and implement cross-region database replication, HA scaling strategies, and comprehensive disaster recovery plans for data stores like MySQL and Aerospike.
• Establish and track our reliability metrics. Lead the response during production outages, and use post-mortems (RCAs) to fix underlying architectural flaws and reduce technical debt
• Establish documentation standards for system architecture, disaster recovery plans, and SOPs. Mentor fellow team members and foster a collaborative culture of reliability and continuous learning.

Experience: 7+ years as a Senior SRE, Cloud Architect, or Lead Systems Engineer.

Advanced proficiency in Linux/RHEL administration, including hands-on troubleshooting, kernel-level performance tuning, and OS security hardening.

Deep, architectural-level expertise exclusively within the AWS ecosystem.

Strong understanding of BGP routing, complex TCP/IP troubleshooting, and large-scale network design.

Understanding of MySQL/MariaDB/Percona or any other relational database concepts and administration

Proven experience defining and tracking site reliability, alongside a strong passion for automation.

Proven ability to scale and optimize load balancers (Nginx, HAProxy) to handle massive web traffic.

Hands-on experience orchestrating and scaling containerization technologies (Docker, Podman, or equivalent).

Ability to effectively communicate complex technical strategies and architectural decisions to internal teams and external stakeholders.

Preferred Qualifications (A Plus)

• Experience optimizing cloud costs - finding wasted resources and cutting AWS bills without sacrificing performance.
• Knowledge of NoSQL databases like Aerospike
• Experience with distributed event streaming platforms like Kafka.
• Experience predicting future infrastructure needs and planning capacity for long-term growth.

PhonePe Full Time Employee Benefits (Not applicable for Intern or Contract Roles)

• Insurance Benefits - Medical Insurance, Critical Illness Insurance, Accidental Insurance, Life Insurance Wellness Program - Employee Assistance Program, Onsite Medical Center, Emergency Support System
• Parental Support - Maternity Benefit, Paternity Benefit Program, Adoption Assistance Program, Day-care Support Program
• Mobility Benefits - Relocation benefits, Transfer Support Policy, Travel Policy
• Retirement Benefits - Employee PF Contribution, Flexible PF Contribution, Gratuity, NPS, Leave Encashment
• Other Benefits - Higher Education Assistance, Car Lease, Salary Advance Policy

Our inclusive culture promotes individual expression, creativity, innovation, and achievement and in turn helps us better understand and serve our customers. We see ourselves as a place for intellectual curiosity, ideas and debates, where diverse perspectives lead to deeper understanding and better quality results. PhonePe is an equal opportunity employer and is committed to treating all its employees and job applicants equally; regardless of gender, sexual preference, religion, race, color or disability. If you have a disability or special need that requires assistance or reasonable accommodation, during the application and hiring process, including support for the interview or onboarding process, please fill out this form.