126 Windows Administrator jobs in India

Greetings from Tata Consultancy Service!

Job Title: Windows Admin

Experience Required: 2-5 years

Location: Chennai

• Install, Configure, Manage, Support, and Maintain Windows installed systems
• Ensure security hardening of Windows systems
• Ensure security of systems and data
• Manage system backups, restore, and recovery
• Manage user accounts, groups, and services
• Manage and maintain storage provisioned for Windows systems
• Work with users to resolve account/system issues
• Provide support on all Windows applications
• Provide support to users on basic and advanced server related tasks
• Assist with Windows server administration tasks
• Perform other related duties as assigned
• Help troubleshoot problems with Windows servers, running various versions of Windows
• Engage in continuous testing of new Windows versions and applications on an on-demand basis
• Perform change control
• Assist with user management, such as creating accounts for new hires and training seasoned professionals on company policies
• Help automate server maintenance, patching including running scripts and automated processes
• Maintain server uptime and network performance
• Assist with server documentation
• Maintain server security

We're seeking a highly experienced and technically proficient Principal Windows Architect to lead the design, implementation, and optimization of our enterprise IT infrastructure. This role requires an expert with overall 14-18 years of experience spanning Windows Server technologies , multi-cloud environments (Azure and IBM Cloud) , and complex Software-Defined Storage (SDS) and hyper-converged solutions. The ideal candidate will be a strategic thinker capable of driving innovation, ensuring system reliability, and mentoring technical teams.

Key Responsibilities

Architectural Design and Strategy

• Lead the architecture, design, and roadmap planning for on-premises and cloud-based Windows Server and storage infrastructure.
• Develop high-level and low-level designs for enterprise solutions, ensuring they meet business requirements for scalability, resilience, security, and performance.
• Drive migration strategies for moving workloads from on-premises environments (Hyper-V, VMware) to Azure Cloud and IBM Cloud .
• Evaluate and recommend new technologies and solutions, particularly within the Software-Defined Storage and hyper-converged infrastructure space.

Technical Expertise and Implementation

• Serve as the subject matter expert for Windows Server operating systems (all current versions), Active Directory , Group Policy, and core infrastructure services.
• Design and manage enterprise virtualization platforms, specifically VMware vSphere and Microsoft Hyper-V .
• Architect and manage Dell PowerFlex (formerly VxFlex OS) and other Software-Defined Storage solutions.
• Hands-on experience with configuration and administration of enterprise storage arrays from Dell (e.g., PowerMax, Unity) and HPE (e.g., 3PAR, Nimble).
• Implement and manage cloud services, specifically Azure IaaS/PaaS components, networking, and governance policies, and similar services within IBM Cloud .

Operations and Leadership

• Define and enforce standards, documentation, and operational procedures for all managed infrastructure.
• Troubleshoot and resolve the most complex, high-impact infrastructure issues.
• Provide technical guidance, mentoring, and training to infrastructure engineers and operational support teams.
• Collaborate with security teams to ensure the infrastructure adheres to all corporate and regulatory compliance standards.

Required Qualifications and Skills

• 14-18 years of progressive experience in IT infrastructure, with a strong focus on Windows Server and architectural roles.
• Deep expertise in Windows Server (2012 R2 - 2022) and core services (AD, DNS, DHCP, Clustering).
• Extensive experience with virtualization platforms: VMware vSphere and Microsoft Hyper-V .
• Proven architectural experience with at least one major public cloud: Microsoft Azure (required) and familiarity with IBM Cloud (highly desirable).
• Expertise in Software-Defined Storage (SDS) , with hands-on experience in Dell PowerFlex and/or similar technologies (e.g., VMware vSAN, Microsoft Storage Spaces Direct).
• Strong knowledge of enterprise storage solutions from vendors like Dell and HPE , including SAN, NAS, and Fibre Channel/iSCSI networking.
• Excellent written and verbal communication skills, with the ability to present complex technical information to both technical and executive audiences.
• Relevant industry certifications (e.g., Microsoft Certified: Azure Solutions Architect Expert, VMware Certified Professional - Data Center Virtualization).

Mandatory Skills

Intune, W365

Experience

4 to 8 Years

Location

Bengaluru

Job Description

We are seeking a skilled and proactive Windows 365 Cloud PC Device Administrator to manage and support our virtual desktop infrastructure hosted on Microsoft’s Windows 365 platform. The ideal candidate will have hands-on experience in managing Windows 365 Cloud PCs, Win32 application packaging, and enforcing device compliance and configurations via Microsoft Intune.

Key Responsibilities

• Administer and manage Windows 365 Cloud PCs, including provisioning, de-provisioning, Provisioning Policy maintaining and maintaining the virtual desktop environment.
• Create and manage Azure Virtual Networks (VNets) and collaborate with the Windows 365 service to establish and maintain Azure Network Connections (ANCs).
• Package and deploy Win32 applications to Cloud PCs using Microsoft Intune.
• Create and enforce device compliance and configuration policies to ensure security and standardization across all Cloud PCs.
• Troubleshoot and resolve technical issues related to Windows 365, Cloud PCs, and application deployments.
• Monitor the performance and health of the Windows 365 environment, taking proactive measures to optimize resource usage.
• Maintain documentation for all configurations, processes, and procedures.
• Collaborate with other IT teams to ensure seamless integration and support.
• 2+ years of experience managing Windows 365 Cloud PCs and overall 5+ years.
• Hands-on experience with Microsoft Intune for device management, application deployment, and policy enforcement.
• Experience in Azure networking, including VNet creation and configuration.
• Strong knowledge of Win32 application packaging and deployment methods.
• Solid understanding of Windows OS internals, networking, and security principles.
• Excellent problem-solving and communication skills.
• Ability to work independently and collaboratively in a fast-paced environment.

Education Qualificaiton

Bachelor's or master's degree in computer science

Job Title: Windows System Administrator

Experience Required: 5+ Years

Location: Nashik

Department: IT Infrastructure / Cloud Operations

Role Overview

The Windows System Administrator will be responsible for managing, maintaining, and optimizing Windows-based infrastructure and virtualized environments across on-premises and cloud data centers. The role ensures availability, security, and performance of critical systems, supports incident and change management, and contributes to automation, patching, and compliance initiatives.

Key Responsibilities:

1. System Administration

• Install, configure, and maintain Windows Server OS (2016/2019/2022).
• Manage Active Directory, DNS, DHCP, Group Policies, WSUS, and related infrastructure services.
• Handle server provisioning, upgrades, patch management, and system hardening.
• Monitor server performance and capacity; ensure uptime SLAs are met.

2. Virtualization & Cloud

• Manage VMware/Hyper-V environments including creation, migration, and backup of VMs.
• Work with cloud-based infrastructure (Azure/AWS) for hybrid or migration projects.
• Optimize virtual resources and ensure high availability configurations.

3. Backup, Recovery & Security

• Configure and monitor backup jobs (Veeam, Commvault, etc.) and ensure DR readiness.
• Implement OS-level security configurations and antivirus/endpoint protection.
• Conduct regular patching and vulnerability remediation.
• Manage access controls and permissions across systems.

4. Automation & Monitoring

• Implement PowerShell scripting for routine tasks and system automation.
• Integrate and maintain monitoring tools (SolarWinds, PRTG, Nagios, etc.) for proactive alerts.
• Create dashboards and generate performance reports.

5. Incident, Change, and Problem Management

• Respond to incidents, troubleshoot root causes, and ensure timely resolution.
• Follow ITIL-based change management practices for updates and deployments.
• Maintain proper documentation and configuration records.

6. Collaboration & Support

• Work closely with NOC, Security, and Network teams to maintain infrastructure health.
• Support application, database, and security teams for system-related dependencies.
• Mentor junior administrators and provide L2/L3 escalation support.

Key Skills & Competencies

• Technical Skills:
• Windows Server Administration (2016/2019/2022)
• Active Directory, Group Policy, DNS/DHCP
• PowerShell scripting and automation
• VMware / Hyper-V management
• Backup & Recovery (Veeam/Commvault)
• Security compliance and patching
• Azure/AWS cloud familiarity

Soft Skills:

• Strong analytical and problem-solving ability
• Excellent communication and documentation skills
• Attention to detail and ownership mindset
• Team player with customer-oriented approach

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Microsoft Certified: Windows Server / Azure Administrator (preferred).
• VMware or ITIL certification is an added advantage.

SUMMARY

Imaging Endpoints (IE) is an Imaging Technology and Imaging Clinical Research Organization (iCRO). We are passionately focused on our vision to Connect Imaging to the Cure™. Everything we do is aligned with this singular purpose. We work every day excited to advance imaging science, technology, and services to bring curative technologies to humankind. We have supported many of the most impactful new drug approvals in oncology, and we are seeking the most talented individuals globally that are passionate in their desire to assist us in our mission to customize each clinical trial's imaging to optimize the opportunity to demonstrate efficacy.

Imaging Endpoints is based in Scottsdale, Arizona, with offices in Cambridge, Massachusetts; London, UK; Leiden, Netherlands; Basel, Switzerland; Hyderabad, India and Shanghai, China. We are an affiliate of HonorHealth, one of the largest healthcare systems nationally, and Scottsdale Medical Imaging Limited (SMIURadPartners), the largest private radiology group in the United States. We are recognized as the world's largest and most preeminent iCRO in oncology.

RESPONSIBILITIES

• Database maintenance and support. Assists in setting up and maintenance of production databases.
• Identify and resolve data inconsistencies and system issues.
• Responds to alerts triggered by failures or warnings in the IT environment: network, storage, backups, servers, databases, etc.
• Performs preventive administration duties to ensure the availability of servers and databases in the data center.
• Works with application administrators for the support and maintenance of various applications such as OsiriX, PACS, Mint Lesion, etc.
• Provides support to various tools used by IT to perform user management functions.
• Ensures backups are successful and recover data as needed; participates in disaster recovery activities.
• Follows SOP documents and provides feedback for process improvements.
• Provides after-hours support.
• Other duties as assigned.

EDUCATION AND EXPERIENCE

• Bachelor’s degree in computer science is preferred.
• Minimum of 2 years of experience in system administration.
• Minimum of 4 years of experience in database administration
• Microsoft certification is preferred.

SKILLS

• Knowledge of servers and storage solutions.
• Knowledge of Windows 2016/2019, and Active Directory.
• Proficiency in SQL to create and manage database objects: databases, tables, indexes, views, procedures and functions
• Database system knowledge of at least one: PostgreSQL and MySQL to monitor system health and performance
• Familiarity with writing scripts and stored procedures for automation and reporting
• Familiarity with tools for database health checks, anomaly detection and observability.
• Knowledge of virtualization and/or AWS services including experience building environments in AWS.
• Knowledge of Information Technology Infrastructure Library (ITIL).
• Knowledge of tools used in Network Operation Center (NOC) operations.
• Customer service attitude and front-line support skills.
• Good communication skills.

IMAGING ENDPOINTS’ TEAM CHARACTERISTICS

• Passion to Connect Imaging to the CureTM and pursue a meaningful career by improving the lives of cancer patients through imaging
• Strong desire to be part of a dynamic, global team working closely together and growing year after year in a rewarding environment to help humanity through imaging
• Commitment and caring for our fellow team members, their families, and the communities IE serves - see Caring Endpoints:
• Integrity and high ethical standards; we always do the right thing
• High intellect and ingenuity; we enjoy solving problems, finding a better way, and the challenge of making a difference by improving lives
• Structured, organized, detail-oriented, and self-motivated; we approach each day with a detailed plan and excitement to accomplish the day’s objectives while striving to improve ourselves and IE everyday
• Accountable; we do what we say and communicative effectively to meet deadlines; we enjoy advancing clinical trials, helping patients, and celebrating success
• High standard for excellence; we proof our own work, hold high standards for ourselves and our team, and always prioritize quality above all else

PHYSICAL REQUIREMENTS

While performing the duties of this job, the employee is regularly required to use hands to finger, handle, or feel; reach with hands and arms and talk and hear. The employee is frequently required to sit. Specific vision abilities required by this job include close vision, color vision, ability to adjust focus.

System Administrator | 3+ Years Experience | Windows Server, AWS, SQL

Company Description

At stackway, we believe software development is best done in small, highly functional teams with good collaboration, cooperation and communication. We build engineering teams that are fully integrated and deliver extraordinary results. Our approach ensures productive and effective team dynamics, focusing on straightforward, efficient, and more human hiring processes.

Benefits

• 100% Remote.
• Working with international teams in a remote environment.
• End-of-year complimentary time off. A paid holiday that's on us.
• No time tracking software or micromanagement of tasks. You own your work.
• Humane working hours - 8:00 AM to 4:30 PM. Monday through Friday. It's rare for us to work on weekends/holidays.

We are seeking a Microsoft Windows Server Engineer to collaborate with the global team in supporting and managing Microsoft products and services hosted on AWS. The r ole is responsible for providing professional services to our clients, including upgrades, troubleshooting real-time issues, server migrations, and new client deployments.

Role Description

This is a full-time remote role for a System Administrator (Windows, AWS, SQL). The System Administrator will be responsible for day-to-day tasks such as managing and maintaining Windows servers, configuring and managing AWS resources, and administering SQL databases. Additional tasks include troubleshooting system issues, providing technical support & ensuring efficient network administration. Performance monitoring, security management and regular system updates will also be key responsibilities.

Key Responsibilities

• Undertake client-server migrations, upgrades and deployments
• Monitor, investigate, and respond to application alerts and notifications.
• Management and resolution of escalated support tickets within defined OLA and SLA requirements.
• Responsible for the creation and maintenance of team knowledge, processes, procedures, and operational documentation.
• Troubleshooting, management and resolution of scripted automation tasks
• Identify areas for improvement and make recommendations, then participate in ongoing improvement initiatives.
• Proactively escalate and raise issues concerning our products with the relevant product teams.
• Adherence to company policies and procedures, including change management.
• Contribute to the achievement of SOC2 certifications for our software products

Required Qualifications

• 3+ years of industry experience as an application support specialist, or similar.
• Strong troubleshooting skills
• Working knowledge & skills in Windows Server, MS SQL Server, and IIS.
• Working knowledge of AWS services
• Ability to interpret and write scripts, preferably in PowerShell.
• Experience with AWS.
• Experience with Microsoft Azure – desirable.
• Experience with Octopus Deploy – desirable.