Systems Engineer (Microsoft Cloud & Infrastructure)

We are seeking a Systems Engineer to support and enhance our Microsoft-centric infrastructure, with a strong focus on Azure and Microsoft 365 (O365). This role is ideal for someone who can hit the ground running, while continuing to grow within a rapidly expanding organization. You will play a key role in designing, implementing, and supporting cloud-first infrastructure, ensuring scalability, security, and performance across enterprise systems. This position requires a collaborative team player with strong communication skills and a desire to learn and grow.

This is a direct hire opportunity located onsite Monday-Friday in either Barrington or Chicago, IL with 10% travel throughout the Midwest.

Cloud & Infrastructure Engineering

• Design, implement, and manage Microsoft Azure infrastructure (IaaS/PaaS)
• Administer and optimize Microsoft 365 (O365) including Exchange Online, Teams, SharePoint, and OneDrive
• Support hybrid environments integrating cloud and on-premise systems
• Manage server infrastructure across Windows environments

Security & Compliance

• Support and maintain security solutions (including OTS security tools)
• Implement best practices for identity, access, and cloud security
• Assist in maintaining compliance, data protection, and system integrity

Systems Administration & Support

• Provide Tier 2/3 technical support across infrastructure systems
• Troubleshoot and resolve issues in cloud, server, and network environments
• Support Active Directory, DNS, and related services
• Assist with system upgrades, patching, and lifecycle management

Collaboration & Growth

• Work closely with cross-functional teams to support business operations
• Contribute to infrastructure improvements and modernization initiatives
• Participate in projects including cloud migrations and system deployments, If you are MOTIVATED… you can make IT happen at Sentinel. Our commitment to our employees is to create a work environment that encourages creativity, an entrepreneurial spirit, fosters growth through certification and hands-on training, and values a team-oriented culture with rewards based on impact! If you share our passion about what technology can do and want to be part of a top workplace environment - we'd like to have you join our team. Learn more at www.sentinel.com/careers.

Do you have experience in Windows support?, * 5-6+ years of experience in systems engineering, cloud, or infrastructure roles (more senior candidates with strong skills also considered)

• Hands-on experience with:

• Microsoft Azure
• Microsoft 365 / O365 administration
• Windows server environments

• Experience with cloud architecture and infrastructure design
• Exposure to security practices and tools
• Strong troubleshooting and problem-solving skills
• Excellent communication and teamwork abilities, * Experience with hybrid cloud/on-prem environments
• Familiarity with scripting (PowerShell or similar)
• Exposure to enterprise security tools and frameworks
• Relevant certifications (Azure, Microsoft 365, etc.) are a plus but not required

Why Join Us

• Rapid company growth (2x growth in the past 3 years) with continued expansion
• High-impact role with visibility across the organization
• Opportunity to grow your career alongside evolving technology initiatives
• Collaborative and supportive team environment

We focus on candidates that display our "ACE" factor - Attitude, Compassion, and Enthusiasm to deliver quality solutions with exceptional customer service.

Compensation Range:

$90,000- $120,000 annually

Sentinel delivers solutions that can efficiently address a range of IT needs - from security, to communications, to systems & networks, to software applications, to cloud and managed services; all of which include our staffing solutions for our clients. Since 1982, Sentinel has grown from providing technology maintenance services to our current standing as one of the leading IT services and solutions provider in the US. We have aligned with many of today's global technology leaders including Cisco, Dell, VMware and Microsoft. Sentinel services customers both nationally and internationally with primary support operating centers in Downers Grove (HQ), Chicago, and Springfield, IL; Phoenix, AZ.; Lansing, and Grand Rapids, MI; Milwaukee, WI; and Denver, CO.