System Administrator

iSOCRATES; Mysuru; On-site; INR 600,000 - 900,000; Full time

Job summary

MADTECH.AI is seeking a proactive System Administrator to manage Windows, Linux, Microsoft 365, and AWS environments from our Mysuru office. You will maintain IT infrastructure, ensure system availability, support end users, and assist in cloud operations.

Responsibilities include administering Windows Server, Linux, AD, managing Exchange Online, Teams, SharePoint, S3, IAM, and VPC, plus scripting for automation.

Qualifications

• 3–5 years of System Administration experience.
• Hands-on in Windows Server, Linux, and Microsoft 365.
• Experience with AWS services (EC2, IAM, S3, RDS, VPC) and basic scripting.

Responsibilities

• Administer Windows Server and Linux systems, AD, and 365 services.
• Support AWS infrastructure including EC2, S3, IAM, RDS, and VPC.
• Automate tasks with PowerShell, Bash, or Python.
• Maintain documentation and support end users; participate in on-call shifts.

Skills

Windows Server

Linux Administration

Active Directory

Microsoft 365

AWS

Networking basics

Scripting

VMware/Hyper-V

Education

Bachelor's degree in CS/IT

Tools

VMware

Hyper-V

Docker

Kubernetes

Terraform

CI/CD tools

Job description

MADTECH.AI is looking for a proactive and detail-oriented System Administrator to manage and support our Windows, Linux, Microsoft 365, and AWS environments. The ideal candidate will be responsible for maintaining IT infrastructure, ensuring system availability and security, supporting end users, and assisting in cloud and infrastructure operations.

Key Responsibilities

• Administer and maintain Windows Server, Linux systems, and Active Directory.
• Manage Microsoft 365 services including Exchange Online, Teams, SharePoint, OneDrive, and Intune.
• Support AWS infrastructure including EC2, S3, IAM, RDS, and VPC.
• Provision user accounts, manage permissions, licenses, and MFA.
• Perform system monitoring, patch management, backups, and routine maintenance.
• Troubleshoot server, operating system, cloud, and Microsoft 365 issues.
• Assist in implementing security best practices and compliance requirements.
• Automate routine administrative tasks using PowerShell, Bash, or Python.
• Maintain system documentation and collaborate with Infrastructure, DevOps, and IT Support teams.
• Participate in rotational shifts and on-call support as required.

Qualifications & Skills

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 3–5 years of experience in System Administration.
• Hands-on experience with Windows Server, Linux Administration, and Microsoft 365.
• Working knowledge of AWS services such as EC2, IAM, S3, RDS, and VPC.
• Good understanding of networking concepts (DNS, DHCP, VPN, firewalls).
• Experience with virtualization technologies such as VMware or Hyper‑V.
• Basic scripting knowledge using PowerShell, Bash, or Python.
• Familiarity with backup, monitoring, and endpoint security tools.
• Strong troubleshooting, communication, and documentation skills.
• Exposure to Docker, Kubernetes, Terraform, or CI/CD tools is an added advantage.

Preferred Certifications

• Microsoft 365 Certified: Fundamentals (MS-900)
• Microsoft 365 Certified: Administrator Associate
• AWS Certified SysOps Administrator or Solutions Architect – Associate
• RHCSA/RHCE or Microsoft Windows Server Certification

Work Requirements

• Willingness to work from the MADTECH.AI Mysuru office.
• Willingness to work in rotational shifts, including General, EMEA, and ET hours, as required.

About MADETCH.AI

MADTECH.AI is the Decision Intelligence platform for mission-driven organizations and their partners.

Eliminate the burden of data wrangling, model building, data visualization, and optimization in one cost-effective AI-powered hub. By delivering sharper, on-demand insights, predictions, recommendations, and proactive problem-solving, the platform reduces data complexity empowering clients to make smarter, data-driven decisions faster and more affordably.

Headquartered in St. Petersburg, Florida, U.S.A. with global capability centers in Mysuru and Bengaluru, Karnataka, India, MADTECH.AI proudly offers platform support and Professional Services staffed with proven specialists who save clients' money, time and achieve transparent, accountable performance while delivering extraordinary value.

Required Skills

Linux Administration Networking Concepts Systems Administration Kubernetes Continuous Integration and Deployment (CI/CD) Docker Windows Server AWS EC2 Microsoft 365