Job Summary

We are looking for a highly skilled Senior Site Reliability Engineer (SRE) to join our infrastructure team with expertise across Cloud Deployments, Microsoft Entra ID (Azure AD), Active Directory, Office 365, Zerto, Rubrik, VMware, and NSX-T. This hands-on, automation-heavy role focuses on system reliability, scalability, and proactive problem prevention. You will be responsible for building and maintaining resilient infrastructure, automating repetitive tasks, monitoring, and improving performance, and driving incident reduction strategies across hybrid cloud environments.

This role operates in a hybrid structure with on-site presence four days a week, specifically Monday, Tuesday, Wednesday, and Thursday, based in Pune, India.

Responsibilities

- Own the design and roadmap for hybrid identity (Entra ID and on-prem AD), including conditional access and secure authentication standards.
- Design, deploy, and administer VMware vSphere and NSX-T environments, including capacity planning and secure network topologies.
- Define and own the DR strategy for Zerto and Rubrik, ensuring RTO/RPO and compliance requirements are met.
- Plan and lead workload migrations across VMware, AWS, and Azure.
- Define SLIs/SLOs and design monitoring, alerting, and incident response workflows for production services.
- Build and maintain reusable Terraform modules; set IaC standards for the team.
- Develop automation frameworks in Python/PowerShell, including self-healing and proactive detection.
- Design and maintain CI/CD and GitOps pipelines (GitHub Actions, Azure DevOps or equivalent).
- Own the automated vulnerability patch management program.
- Optimize Office 365 services (Exchange Online, SharePoint, Teams, Intune) for security and performance.
- Lead response and resolution for high-impact incidents; act as on-call escalation point.
- Conduct blameless postmortems and drive remediation to closure.
- Mentor SRE team members and review scripts, Terraform, and change plans.
- Represent infrastructure in security and compliance audits (PCI,



HIPAA, ISO).

Required Skills

- 6-10 years in SRE on Windows-based production environments, including ownership of platform reliability.
- Deep expertise in VMware (vSphere, ESXi, vCenter, NSX-T), including capacity planning and architecture design.
- Expert-level Microsoft Entra ID and on-prem Active Directory: hybrid identity design, conditional access strategy, identity protection, and troubleshooting at scale.
- Robust programming/scripting in Python and PowerShell, with the ability to build reusable automation frameworks and self-healing mechanisms. Infrastructure-as-code with Terraform, including module design and DRY principles.
- CI/CD and GitOps experience (GitHub Actions, Azure DevOps or equivalent).
- Designing and implementing observability: defining SLIs/SLOs and building dashboards and alerting with Prometheus, Grafana, Datadog, or ELK.
- DR design and ownership with Zerto and Rubrik, including RTO/RPO planning, DR testing, and compliance.
- Strong networking knowledge: virtual network topology design, firewalls, load balancing, and DNS.

Preferred Skills

- Production experience with AWS or Azure, including Secure Landing Zone design.
- Experience planning and executing workload migrations across VMware, AWS, and Azure.
- Kubernetes and Linux/Unix production experience.
- Ansible or similar configuration management tools.
- Experience owning vulnerability and patch management programs at scale.
- Experience supporting security and compliance audits (PCI, HIPAA, ISO).
- Relevant certifications (VCP, AZ-104/AZ-305, SC-300, HashiCorp Terraform Associate, or equivalent).
- Prior experience mentoring engineers or leading small technical initiatives.
- Strong troubleshooting skills in complex hybrid environments.
- Strong written and verbal communication; comfortable presenting designs to stakeholders.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Sr Site Reliability Engineer (Pune)
🏢 Armor Defense
📍 Pune