Mohammad Mansoor
Professional Summary
Technical Support Specialist with 10+ years of experience providing desktop, system, and hardware technical support across enterprise and vendor environments. Proven experience troubleshooting Windows clients and servers, managing incident workflows in ServiceNow, performing SCCM/WDS OS deployments, conducting Nessus vulnerability scans, and supporting 1,000–2,000+ users in 24x7 operations while maintaining SLA adherence.
Technical Skills
Work Experience
- Served as primary technical contact for Lenovo hardware and software incidents, diagnosing complex faults across desktops, laptops, and peripherals via phone, email and ticketing systems.
- Handled 25–30 inbound customer calls per shift, triaging issues, creating and updating tickets, and prioritizing work to meet SLA requirements.
- Collaborated with engineering, operations, and escalation teams to resolve high-impact cases, ensuring timely closure and improved customer experience.
- Generated daily and interval performance reports, tracked adherence and occupancy metrics, and provided operational feedback to workforce management for staffing adjustments.
- Managed case workload and backlog through proactive ticket prioritization and follow-up actions, reducing open ticket age and maintaining SLA compliance.
- Troubleshot software and hardware issues across diverse customer environments using structured diagnostic steps and liaised with onsite teams for hardware replacements when required.
- Managed incidents and service requests through ServiceNow, categorizing and resolving tickets for enterprise end users and escalating when necessary.
- Resolved end-user issues across Microsoft Outlook, Office 365, Pulse Secure VPN and Zscaler web security, providing remote desktop assistance and walk-throughs.
- Onboarded new hires by provisioning user accounts, configuring system profiles, and installing required OS and applications on virtual machines.
- Installed and maintained OS images and software on client VMs and physical endpoints, coordinating patch and update schedules to ensure compliance.
- Coordinated network-related escalations with network teams for issues requiring deeper infrastructure intervention, improving time-to-resolution for complex incidents.
- Supported a user base of 1,000+ users in a 24/7 delivery model, consistently meeting response and resolution expectations defined by SLAs.
- Deployed Windows OS images using SCCM and WDS for enterprise endpoints, streamlining rollouts and OS refresh activities across client sites.
- Triaged and resolved tickets via ServiceNow and CA tools for mail, connectivity and endpoint issues, maintaining operational continuity for users.
- Performed vulnerability scans using Nessus and applied security patches and updates, reducing exposure by addressing identified vulnerabilities.
- Installed, configured and administered Windows Server 2008 R2 / 2012 systems; managed Active Directory tasks including user and group management and domain joins.
- Monitored system performance (CPU, memory, disk, NIC) and executed corrective actions for degraded servers and critical endpoints to maintain service levels.
- Provided 24x7 operational support across multiple environments, supporting over 2,000 users and ensuring SLA-driven incident resolution.
- Installed and configured Windows 10 OS on client machines and ensured drivers and critical updates were applied for stable user environments.
- Maintained file servers, firewall servers and domain controllers, performing routine checks and coordinating backups to protect business data.
- Diagnosed and replaced defective hardware components on desktops and laptops, minimizing user downtime through timely repairs and part replacements.
- Installed antivirus solutions and managed signature updates and scans to maintain endpoint security posture across client systems.
- Provided remote user support via Skype for Business and other remote tools, resolving access, email configuration and application issues.
- Managed user accounts and password resets, configured Outlook profiles and assisted users with mailbox and profile migrations.
Education
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