Site Reliability Engineering (SRE) Lead

🚀 We’re Hiring:
Site Reliability Engineering (SRE) Lead / Architect
(Phoenix, AZ)

📩Dive into the details below, and if it's a match, send your resume to
sakshi.khade@nablainfotech.com

We are seeking an experienced
Site Reliability Engineering (SRE) Lead / Architect
to design, build, and evolve highly available, scalable, and secure payment platforms. The role requires strong expertise across
AWS cloud
,
enterprise middleware (IBM WebSphere, IBM MQ)
,
modern application stacks
,
observability
, and
DevOps
, with deep understanding of
Payments domain systems
.

You will define SRE strategy, reliability architecture, and operational excellence while collaborating closely with application, infrastructure, security, and business teams.

Key Responsibilities

Reliability & Architecture

- Design and architect
highly resilient, fault‑tolerant payment systems
supporting high throughput and low latency SLAs.
- Define
SRE principles
, including SLOs, SLIs, error budgets, and reliability KPIs for mission‑critical payment services.
- Lead architecture decisions for
cloud‑native, hybrid, and legacy systems
, including IBM WebSphere–based platforms.
- Drive
active‑active, DR, and HA strategies
for AWS and on‑prem integrations.

Cloud & Platform Engineering

- Architect and operate workloads on
AWS
(EC2, EKS/ECS, RDS, S3, IAM, VPC, CloudWatch).
- Optimize infrastructure for
scalability, availability, security, and cost efficiency
.
- Guide containerization and orchestration strategies where applicable.

Application & Middleware Expertise

- Partner with development teams on
Java, Spring Boot–based microservices
.
- Support front‑end platforms built using
React and Angular
in terms of performance and reliability.
- Architect and operate messaging platforms using
Kafka
and
IBM MQ
.
- Manage enterprise middleware including
IBM WebSphere Application Server
.

DevOps & Automation

- Build and maintain
CI/CD pipelines using Jenkins
.
- Automate infrastructure provisioning, deployments, monitoring, and recovery processes.
- Promote
Infrastructure as Code (IaC)
and immutable infrastructure best practices.
- Champion DevOps and SRE culture across engineering teams.

Observability & Operations

• Design and standardize monitoring, logging, and alerting using:
• Splunk
• AWS CloudWatch
• Datadog
• Implement proactive monitoring and advanced alerting for payment flows.
• Lead incident response, root cause analysis (RCA), and post‑incident reviews.
• Drive reduction in MTTR and recurring incidents.

Database & Data Layer

- Architect and support
PostgreSQL and Oracle
databases with focus on:
- High availability
- Performance tuning
- Backup, restore, and disaster recovery

Payments Domain Leadership

- Provide reliability leadership for
payment processing systems
(authorization, capture, settlement, reconciliation).
- Ensure compliance with
PCI‑DSS, security, and regulatory standards
relevant to payments.
- Understand dependencies across gateways, processors, fraud, and downstream systems.

Leadership & Collaboration

- Act as
technical lead/architect
for SRE initiatives.
- Mentor SREs and engineers; guide best practices and standards.
- Work closely with product, architecture, security, and operations teams.
- Influence executive stakeholders on reliability, risk, and scalability decisions.