Wintel Infra Architect

Wipro Technologies; Singapore; On-site; SGD 110,000 - 180,000; Full time

Job summary

Wipro Limited is seeking an experienced Wintel Infrastructure lead to oversee 24x7 on-call support for Windows Server, Active Directory, and VMware/VCenter environments across multiple sites. You will act as the L3 escalation point, conduct RCA, and implement preventive actions for major incidents.

The role covers Microsoft 365 administration, Citrix ADC, and DR/HA planning, with a strong emphasis on automation via PowerShell and documentation of standards.

Qualifications

• Extensive Windows Server administration experience (2008-2025).
• Strong Active Directory, DNS/DHCP and Group Policy knowledge.
• VMware vCenter/ESXi administration expertise.

Responsibilities

• Provide 24x7 on-call support for Wintel infrastructure and Microsoft 365 services.
• Act as Level 3 escalation for infrastructure incidents and service requests.
• Perform RCA and implement corrective actions for major incidents.
• Manage and administer Microsoft 365 services including Exchange Online, SharePoint Online, Teams and OneDrive.
• Configure and troubleshoot Citrix ADC and Citrix Virtual Apps environments.
• Develop and maintain PowerShell automation scripts for operations.

Skills

Windows Server

Active Directory

VMware vCenter

ESXi Administration

Citrix ADC

SCCM

Microsoft 365

Email Security

PKI

PowerShell

Disaster Recovery

HA & DR

Tools

VMware vCenter

Citrix Virtual Apps

SCCM

Job description

Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest ambitions and build future-ready, sustainable businesses. With over 230,000 employees and business partners across 65 countries, we deliver on the promise of helping our customers, colleagues, and communities thrive in an ever-changing world. For additional information, visit us at www.wipro.com.

Job Description:

Job Description

Role Purpose

The purpose of this role is to oversee incident management process and define monitoring protocols while ensuring system resilience to manage client expectations and supervise team performance for efficient service delivery.

Areas of responsibility

Triaging and resolution of tickets-Establish incident monitoring protocols and provide technical guidance to enable permanent fixes for recurring issues.

SLA Monitoring-Review SLA performance across the team, represent the function in meetings, and ensure consistent delivery quality.

Performance tuning and optimization-Collaborate with technical teams in managing production support activities regarding incident resolution, efficient deployments, and implementation of changes.

Perform system Improvements-Collaborate with technical teams to review mitigation measures and proposed improvement actions.

Handling disaster recovery-Develop disaster recovery and data backup plans to ensure system resilience and quick restoration in case of disruptions.

Reporting and stakeholder engagement-Participate in Quarterly Business Reviews (QBRs), manage client expectations, and ensure alignment with business objectives.

Team Management-Supervise team members by overseeing daily operations, conducting performance appraisals, and providing feedback.

Knowledge base and continuous learning Update and maintain documentation for complex issues, share best practices within the team, and support ongoing knowledge enhancement to improve service efficiency.

Job Description:

• Provide 24x7 on-call support for Wintel infrastructure and Microsoft 365 services across multiple sites.
• Act as the primary Level 3 escalation point for infrastructure related incidents and service requests.
• Perform Root Cause Analysis (RCA) and implement corrective and preventive actions for major incidents.
• Administer enterprise Active Directory Forest environments with multiple domains and sub-domains.
• Troubleshoot Active Directory, DNS, DHCP, Group Policy and replication related issues.
• Implement, configure and administer Microsoft Configuration Manager (SCCM) environments.
• Design, implement and maintain VMware vSphere Foundation (VVF) 9.x and vCenter 7.X infrastructure including vCenter Server, ESXi hosts, clusters, HA, DRS, Datastores and vMotion.
• Perform VMware lifecycle management, upgrades, patching, migrations and disaster recovery activities.
• Manage and maintain Microsoft 365 services including Exchange Online, SharePoint Online, Teams and OneDrive.
• Administer Microsoft 365 Defender, email security, SPF, DKIM and DMARC configurations.
• Configure, administer and troubleshoot Citrix ADC and Citrix Virtual Apps environments.
• Administer and maintain enterprise Antivirus and Endpoint Security solutions.
• Configure and maintain Data Loss Prevention (DLP) solutions and policies.
• Administer and maintain Public Key Infrastructure (PKI), Certificate Services and certificate lifecycle management.
• Create, configure and maintain Group Policy Objects (GPO) for operational, security and compliance requirements.
• Manage Windows Failover Clusters supporting SQL and application environments.
• Administer Print Servers and enterprise file sharing services.
• Manage Windows Server upgrades, migrations, patching and lifecycle management.
• Manage and maintain enterprise datacentre infrastructure including physical Dell PowerEdge servers and infrastructure appliances.
• Perform server hardware troubleshooting, firmware upgrades, hardware refresh and lifecycle management activities.
• Perform datacentre operations, disaster recovery testing, failover exercises and infrastructure maintenance activities.
• Develop and maintain PowerShell automation scripts to improve operational efficiency and reporting.
• Maintain technical documentation, SOPs, architecture diagrams and operational standards.
• Provide technical guidance, knowledge transfer and support to L1/L2 support teams.
• Support End User Computing Team when any issues are escalated and need support for L2/L3.

Skills Required:

• Strong hands-on experience in Windows Server Administration (2008/2012/2016/2019/2022/2025).
• Strong hands-on experience in Active Directory, DNS, DHCP and Group Policy.
• Strong hands-on experience in VMware vCenter Server and ESXi Administration.
• Strong hands-on experience in VMware HA, DRS, vMotion and Cluster Management.
• Strong hands-on experience in Citrix ADC and Citrix Virtual Apps Administration.
• Strong hands-on experience in Microsoft Configuration Manager (SCCM).
• Strong hands-on experience in Microsoft Office 365 Administration including Exchange Online, SharePoint Online, Teams and OneDrive.
• Good understanding of Microsoft 365 Defender, SPF, DKIM and DMARC.
• Strong hands-on experience in Enterprise Antivirus Administration and Endpoint Security Management.
• hands-on experience in Data Loss Prevention (DLP) Administration.
• Strong hands-on experience in Public Key Infrastructure (PKI) and Certificate Services.
• Strong hands-on experience in Windows Print Server Administration and Troubleshooting.
• Strong hands-on experience in managing the Enterprise file server permission management.
• hands-on experience in Windows Failover Clustering.
• Strong hands-on experience in Datacentre Infrastructure and Physical Server Administration.
• Experience managing Dell PowerEdge Servers, firmware upgrades and hardware lifecycle management.
• Strong knowledge of Windows Server patch management and lifecycle management.
• Strong PowerShell scripting and automation skills.
• Experience in Disaster Recovery (DR), High Availability (HA) and Datacentre Operations.
• Strong troubleshooting and problem-solving skills in enterprise infrastructure environments.

Optional Skills

• Hyper-V administration and migration.
• ManageEngine PAM360 Administration.

Work experience: 12+ years of experience in Wintel Infrastructure, VMware Virtualisation, SCCM, Citrix, Microsoft 365, Datacentre Operations and Enterprise Infrastructure Management.

Mandatory Skills: Windows Server Admin.Experience: 8-10 Years.Reinvent your world. We are building a modern Wipro. We are an end-to‑end digital transformation partner with the boldest ambitions. To realize them, we need people inspired by reinvention. Of yourself, your career, and your skills. We want to see the constant evolution of our business and our industry. It has always been in our DNA - as the world around us changes, so do we. Join a business powered by purpose and a place that empowers you to design your own reinvention.

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We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, caste, creed, religion, gender, marital status, age, ethnic and national origin, gender identity, gender expression, sexual orientation, political orientation, disability status, protected veteran status, or any other characteristic protected by law.

Wipro is committed to creating an accessible, supportive, and inclusive workplace. Reasonable accommodation will be provided to all applicants including persons with disabilities, throughout the recruitment and selection process. Accommodations must be communicated in advance of the application, where possible, and will be reviewed on an individual basis. Wipro provides equal opportunities to all and values diversity.