Senior VMware & Microsoft Infra Engineer — Onsite

Sentinel Technologies Inc.; Cicero (IL); On-site; USD 66,000 - 79,000; Full time

Job summary

Sentinel Technologies Inc. seeks a Senior Systems Engineer to act as the onsite technical SME for VMware, Active Directory, Microsoft 365, Entra ID, and Intune. The role focuses on administering and modernizing VMware infrastructure while shaping architecture, governance, and standards.

The ideal candidate brings deep virtualization expertise, strong collaboration skills, and the ability to mentor others. This is a contract-to-hire position located onsite in Cicero, Illinois, with competitive

Qualifications

• Significant hands‑on experience administering and supporting enterprise VMware environments.
• Experience designing, managing, and troubleshooting highly available virtualized environments.
• Experience supporting hybrid Microsoft infrastructure environments hosted on VMware platforms.
• Strong understanding of storage, compute, networking, and virtualization concepts.
• Experience with VMware capacity planning, performance tuning, disaster recovery, and infrastructure modernization initiatives.
• Strong understanding of identity and access management principles.
• Experience with PowerShell scripting and automation.
• Proven ability to troubleshoot complex infrastructure issues across VMware and Microsoft technology stacks.
• Experience documenting environments, implementing standards, and driving infrastructure improvements.
• Strong communication and collaboration skills with the ability to work effectively across teams.

Responsibilities

• Serve as onsite technical SME for VMware, AD, M365, Entra ID, and Intune environments.
• Administer, optimize, and modernize the organization's VMware infrastructure; establish architecture, governance, and best practices.
• Collaborate with teams; mentor colleagues and drive infrastructure improvements.

Skills

VMware vSphere

ESXi

vCenter

VMware lifecycle management

Active Directory

Microsoft 365

Entra ID

Intune

PowerShell scripting

Infrastructure architecture

Troubleshooting complex infra

Collaboration & mentoring

Education

Bachelor's degree in IT, CS, or related field

Job description

Sentinel Technologies Inc. seeks a Senior Systems Engineer to act as the onsite technical SME for VMware, Active Directory, Microsoft 365, Entra ID, and Intune. The role focuses on administering and modernizing VMware infrastructure while shaping architecture, governance, and standards.

The ideal candidate brings deep virtualization expertise, strong collaboration skills, and the ability to mentor others. This is a contract-to-hire position located onsite in Cicero, Illinois, with competitive