Windows (System Administrator)

Job Summary

We are seeking a highly skilled and motivated Environment Release Management Specialist / Windows System Administrator to join our dynamic IT infrastructure and applications team. This role is responsible for managing development, QA, UAT, staging, and production environments; supporting web and database servers; coordinating build and release cycles; and ensuring the stability and security of critical application platforms.

Key Responsibilities

• Install, deploy, configure, maintain, support, and optimize IIS, Tomcat servers, and Java/.NET applications
• Manage end-to-end application release lifecycle, including planning, scheduling, and executing deployments across multiple environments
• Administer and support MS SQL databases, including backup and restoration tasks and SQL Server installations
• Coordinate environment requirements for project releases and integrate application components
• Provide L3-level technical support, including root cause analysis and resolution of environment-related defects
• Support Microsoft Windows Server 2019/2022 infrastructure and perform remote administration of 100+ servers
• Manage Windows AD, firewall rules, security policies, and user access management
• Monitor application performance and respond to incidents, ensuring minimal downtime
• Collaborate with developers, testers, and leadership teams to deliver high-availability solutions and strategic service improvements
• Lead environment setup for various stages: Staging, UAT, Integration, Acceptance, and Production
• Create and maintain technical documentation, SOPs, KB articles, and deployment guides
• Perform system upgrades, hotfixes, patching, and configuration of IIS and Tomcat environments
• Handle SSL certificate management and troubleshoot ASP.NET, SQL, and IIS issues
• Configure DNS, DHCP, WINS, and perform backup scripting using tools like Robocopy
• Support and manage virtual machines using Azure, AWS, and VMware/VCenter
• Participate in project transitions from onshore to offshore, acting as an Application Integrator

Core Competencies & Skills

• Server/Application Management:

  IIS, Tomcat, Windows Server, Linux Admin

• Database Administration:

  MS SQL Server 2019/2022

• Environment Management:

  Build/Release Management, Deployment Scheduling, UAT, Production Support

• Tools/Platforms:

  Azure, AWS, VMware, VCenter, Robocopy

• Security & Access:

  Windows AD, Firewall Rules, SSL, Access Management

• Certifications:

  ITIL Foundation Certified (Preferred)

• Communication:

  Strong troubleshooting, documentation, and client support skills

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field
• Minimum 5 years of experience in systems administration and environment management
• Hands-on experience with Microsoft servers, databases, and enterprise applications
• Strong understanding of ITIL practices: Incident, Problem, and Change Management

Preferred Certifications

• ITIL Foundation
• Microsoft Certified: Windows Server / Azure Administrator
• VMware Certified Professional (VCP)

Skills

• Mandatory Skills:

  Resource Management, Stakeholder Management, Benefits Management, Quality Management, Project Planning, Scope & Change Management, Schedule Management, Project Financial Management, Risk/Crisis Management, Project Governance

• Good to Have Skills:

  Resource Management, Stakeholder Management, Benefits Management