Senior Infrastructure Engineer — Cloud, Security & HA

Grain Millers; Eden Prairie (MN); On-site; USD 110,000 - 135,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

401(k) with company match

Modern workplace and parking

Job summary

Grain Millers is seeking a Senior Infrastructure Engineer in Eden Prairie, MN to design and support secure, scalable infrastructure across multiple sites and environments. You will move the organization toward proactive, automated operations and resilient IT/OT systems.

You will collaborate with infrastructure, security, application, and OT teams, mentor engineers, and help shape long-term modernization roadmaps while ensuring uptime and performance in a manufacturing context.

Qualifications

• 6-8+ years of experience in systems or infrastructure engineering.
• Strong expertise in Windows Server and Active Directory environments.
• Hands-on experience with Microsoft 365 ecosystem and hybrid identity.
• Experience with virtualization, backup, and disaster recovery solutions.
• Solid networking fundamentals (DNS, DHCP, TCP/IP, firewalls).
• Proven ability to troubleshoot complex, multi-system technical issues.
• Experience supporting high-availability production environments.
• Strong communication, documentation, and cross-team collaboration skills.

Responsibilities

• Design, implement, and maintain server, hybrid, and cloud infrastructure environments.
• Administer Active Directory, Azure AD / Entra ID, Group Policy, and identity integrations.
• Manage Microsoft 365 services (Exchange Online, Teams, SharePoint, OneDrive).
• Ensure high availability, performance, monitoring, and disaster recovery readiness.
• Lead security initiatives including patching, vulnerability remediation, and system hardening.
• Support virtualization and backup/recovery platforms (e.g., VMware, Veeam).
• Provide escalation support for critical incidents and perform root cause analysis.
• Mentor team members and contribute to infrastructure standards and modernization roadmaps.

Skills

Windows Server

Active Directory

Microsoft 365

Virtualization

Networking

Troubleshooting

Documentation

Collaboration

Job description

Grain Millers is seeking a Senior Infrastructure Engineer in Eden Prairie, MN to design and support secure, scalable infrastructure across multiple sites and environments. You will move the organization toward proactive, automated operations and resilient IT/OT systems.

You will collaborate with infrastructure, security, application, and OT teams, mentor engineers, and help shape long-term modernization roadmaps while ensuring uptime and performance in a manufacturing context.