L3 Infrastructure & Virtualization Engineer

About the role

L3 Infrastructure & Virtualization Engineer position located in Houston, TX at a rate of $40/hr on W2. We are seeking an experienced L3 Infrastructure & Virtualization Engineer to provide advanced operational support, administration, troubleshooting, and project delivery for enterprise Windows and VMware environments. The role will be responsible for managing complex infrastructure issues, leading upgrades and migrations, and ensuring high availability, performance, and security of the datacentre environment.

Responsibilities

• Administer and support VMware Cloud Foundation (VCF) 9.0 environments.
• Manage and maintain VMware vCenter Server and ESXi hosts.
• Perform cluster management, resource optimization, and capacity planning.
• Troubleshoot complex virtualization issues related to compute, storage, networking, and VM performance.
• Execute VMware lifecycle management activities, including patching and upgrades.
• Support vMotion, Storage vMotion, DRS, HA, and distributed switch configurations.
• Implement VMware best practices for performance, security, and availability.
• Manage and support Windows Server environments (2016, 2019, 2022).
• Perform advanced troubleshooting of OS, services, AD integration, DNS, DHCP, and GPO-related issues.
• Manage server provisioning, decommissioning, patching, and hardening activities.
• Ensure compliance with security and operational standards.
• Administer Microsoft SCCM/MECM infrastructure.
• Manage software deployment, patch management, OS deployment, and compliance reporting.
• Troubleshoot SCCM client, distribution point, and deployment issues.
• Create deployment packages, task sequences, and automation workflows.
• Lead and execute infrastructure upgrade and migration projects.
• Plan and perform: VMware vCenter upgrades; ESXi upgrades and lifecycle management; VCF platform upgrades; Windows Server migrations; SCCM/MECM upgrades and migrations.
• Develop migration runbooks, rollback plans, and implementation documentation.
• Conduct pre-upgrade assessments and post-implementation validations.
• Act as L3 escalation point for critical incidents and major outages.
• Perform root cause analysis (RCA) and implement permanent fixes.
• Participate in major incident bridges and provide technical leadership.
• Work closely with OEM vendors and support teams for issue resolution.
• Create and maintain technical documentation, SOPs, and knowledge articles.
• Develop automation and operational improvement initiatives.
• Provide technical mentoring and guidance to L1/L2 engineers.
• Participate in regular audits, reviews, and capacity-planning exercises.

Required Technical Skills