IT Infrastructure Engineer

Responsibilities

We are seeking a hands-on IT Infrastructure Engineer for a short-term contract engagement. This role will support day-to-day infrastructure operations, assist with systems maintenance, and contribute to small-to-medium IT projects. The ideal candidate will have experience working across servers, networking, and end-user support in a fast-paced environment.

This is a 3 month contract opportunity located onsite in Northbrook, IL.

• Assist with the installation, configuration, and maintenance of Windows and Linux servers
• Perform routine system updates, patching, and security maintenance following change management procedures
• Troubleshoot server, storage, and network issues
• Monitor backup processes, perform restore testing, and resolve backup-related issues
• Support AWS S3 buckets used for backup systems
• Maintain server documentation, including deployment and decommissioning records
• Support virtualization platforms and perform scheduled maintenance
• Participate in disaster recovery testing and execution
• Provide first-level support for network connectivity issues
• Assist with infrastructure installations, upgrades, and documentation
• Lead small to mid-sized infrastructure projects, ensuring timely delivery within budget
• Support additional systems including network, telephony, and video conferencing tools
• Track and report KPIs (backup success rates) in alignment with ISO standards
• Perform assigned tasks as part of the disaster recovery test calendar
• Provide backup helpdesk support, including support for remote sites as needed
• Image and deploy end-user PCs
• Manage user accounts, permissions, and access controls (including Azure MFA setup)
• Assist with security remediation efforts identified by the security team
• Maintain and audit inventories of IT assets (PCs, mobile devices, network equipment, servers) in accordance with ISO
  27001 processes
• Follow all IT governance, processes, and company policies
• Collaborate with global IT, local teams, and end users to support business operations
• Perform other duties as assigned

• Experience supporting Windows and/or Linux server environments
• Working knowledge of networking fundamentals and troubleshooting
• Familiarity with backup systems and disaster recovery processes
• Experience with virtualization platforms (e.g., VMware, Hyper-V)
• Exposure to AWS (S3 preferred)
• Understanding of IT security best practices and access management
• Experience providing helpdesk/end-user support
• Strong documentation and organizational skills
• Ability to manage multiple priorities and work independently in an onsite environment
• Prior experience supporting ISO
  27001 or similar compliance frameworks is a plus
• Experience with infrastructure project coordination or leadership
• Familiarity with telephony or video conferencing systems
• Experience in asset/inventory management processes
• Legally authorized to work in the US without sponsorship
• Must demonstrate a can-do attitude

$42.00 - $47.00 an hour

We offer weekly competitive pay, medical, dental, vision, 401K and more.

Sentinel is proud to be an equal opportunity employer including disability and veterans. In accordance with Title VII and state regulations, all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, marital status, pregnancy, genetics, disability, military, veteran status or any other basis protected by law.

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