IT Infrastructure Engineer

Sentinel•Northbrook, IL

3d•$42 - $47•Onsite

About The Position

Sentinel Technologies, Inc. is seeking a motivated IT Infrastructure Engineer to join our top-rated workplace. This role involves supporting a wide range of IT infrastructure needs, including servers, storage, networks, and cloud services. The ideal candidate will have a strong technical background, excellent problem-solving skills, and a commitment to providing exceptional customer service. This position is based onsite and offers opportunities for professional growth and development within a dynamic team-oriented culture.

Requirements

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
Legally authorized to work in the US without sponsorship
Must demonstrate a “can-do” attitude
Focus on candidates that display our “ACE” factor – Attitude, Compassion, and Enthusiasm to deliver quality solutions with exceptional customer service.

Nice To Haves

Prior experience supporting ISO27001 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

Responsibilities

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 (e.g., 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 ISO27001 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