Site Reliability Engineer

Armor Defense; Pune District; Hybrid; INR 1,800,000 - 3,000,000; Full time

Job summary

Armor Defense is seeking a skilled Site Reliability Engineer to join our infrastructure team in Pune, India. This hybrid role focuses on reliability, automation, and proactive problem prevention across cloud and on-prem environments, including Microsoft Entra ID, Azure AD, VMware, Zerto, Rubrik, NSX‑T, and related technologies.

The role involves building and maintaining resilient infrastructure, writing automation scripts in PowerShell or Python, and monitoring performance with Datadog,

Qualifications

• 3–5 years administering Windows-based production environments in an SRE, systems, or infrastructure engineering role.
• Hands-on experience with VMware vSphere, ESXi, and vCenter administration.
• Hands-on experience administering Microsoft Entra ID (Azure AD) and on-prem Active Directory, including conditional access and MFA policies.

Responsibilities

• Administer and maintain Microsoft Entra ID and on-prem Active Directory environments.
• Implement conditional access, MFA, and identity protection policies per defined security standards.
• Deploy, patch, and maintain VMware vSphere environments.

Skills

Windows admin

VMware vSphere

Azure AD / Entra ID

PowerShell / Python

Monitoring tools

Networking fundamentals

On-call rotations

Incident response

Tools

Terraform

Ansible

Git

CI/CD pipelines

GitHub Actions

Azure DevOps

Job description

About Armor Defense Inc

At Armor, we are committed to making a meaningful difference in securing cyberspace. Our vision is to be the trusted protector and de facto standard that cloud‑centric customers entrust with their risk. We strive to continuously evolve to be the best partner of choice, breaking norms and tirelessly innovating to stay ahead of evolving cyber threats and reshaping how we deliver customer outcomes. We are passionate about making a positive impact in the world, and we’re looking for a highly skilled and experienced talent to join our dynamic team.

Armor has unique offerings to the market so customers can a) understand their risk b) leverage Armor to co‑manage their risk or c) completely outsource their risk to Armor.

Learn more at: https://www.armor.com

Summary

We are looking for a highly skilled 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.

ESSENTIAL DUTIES AND RESPONSIBILITIES

(Additional duties may be assigned as required)

• Administer and maintain Microsoft Entra ID and on‑prem Active Directory environments.


• Implement conditional access, MFA, and identity protection policies per defined security standards.


• Deploy, patch, and maintain VMware vSphere environments.


• Administer Office 365 services including Exchange Online, SharePoint, Teams, and Intune.


• Write PowerShell/Python scripts to automate operational tasks and health checks.


• Maintain monitoring dashboards and alerts using Datadog, Prometheus, Grafana, or equivalent.


• Operate Zerto replication and Rubrik backups; remediate failures and validate restore points.


• Execute DR tests and document results against defined RTO/RPO targets.


• Apply infrastructure changes using existing Terraform modules and CI/CD pipelines.


• Participate in on‑call rotation and perform first‑line incident troubleshooting.


• Contribute to root cause analysis and postmortems; implement assigned remediation actions.


• Execute the automated vulnerability patch management cycle.


• Maintain runbooks and operational documentation.

Required Skills

• 3–5 years administering Windows‑based production environments in an SRE, systems, or infrastructure engineering role.


• Hands‑on experience with VMware vSphere, ESXi, and vCenter administration.


• Hands‑on experience administering Microsoft Entra ID (Azure AD) and on‑prem Active Directory, including conditional access and MFA policies.


• Scripting in PowerShell or Python to automate operational tasks.


• Experience operating monitoring and alerting tools such as Prometheus, Grafana, Datadog, or ELK.


• Working knowledge of networking fundamentals: DNS, DHCP, firewalls, load balancing, VLANs.


• Experience participating in on‑call rotations and incident response.

Preferred Skills

• Exposure to NSX‑T or other software‑defined networking.


• Hands‑on experience with Zerto replication and Rubrik backup platforms.


• Familiarity with Terraform or Ansible (using existing modules/playbooks).


• Experience with Git and CI/CD pipelines (GitHub Actions, Azure DevOps or equivalent).


• Exposure to AWS or Azure environments.


• Linux/Unix administration experience.


• Basic understanding of RTO/RPO and DR testing.


• Awareness of security and compliance frameworks (PCI, HIPAA, ISO).


• Strong troubleshooting skills in hybrid environments.


• Good written and verbal communication skills in English.

WHY ARMOR

Join Armor if you want to be part of a company that is redefining cybersecurity. Here, you will have the opportunity to shape the future, disrupt the status quo, and be a part of a team that celebrates energy, passion, and fresh thinking. We are not looking for someone who simply fills a role – we want talent who will help us write the next chapter of our growth story.

ARMOR CORE VALUES

• Commitment to Growth: A growth mindset that encourages continuous learning and improvement with adaptability in the face of challenges.


• Integrity Always: Sustain trust through transparency + honesty in all actions and interactions regardless of circumstances.


• Empathy In Action: Active understanding, compassion and support to the needs of others through genuine connection.


• Immediate Impact: Taking initiative with swift, informed actions to deliver positive outcomes.


• Follow‑Through: Dedication to delivering finished results with attention to quality and detail to achieve the desired outcomes.