IT Systems Administrator

Job overview

The IT Systems Administrator role is onsite in Saint Peters, Missouri, with occasional travel to the Cuba, Missouri facility. Compensation is not specified. Seyer Industries supports manufacturing operations across its facilities, including production technology and infrastructure. The administrator maintains core systems and secure access, supports shop-floor and enterprise technology, and partners with IT and Operations to resolve issues and coordinate upgrades. The role helps sustain production uptime through system monitoring, documentation, change management, automation, and incident response, including rotating after-hours support.

What you'll do

• Administer servers, networks, backups, phone systems, and end-user devices across both facilities
• manage Microsoft 365 GCC High, Entra ID, Intune, and Box Enterprise
• support CNC connectivity, shop-floor technology, Harmoni machine monitoring, and ERP infrastructure
• troubleshoot and coordinate upgrades with IT and Operations
• maintain documentation, follow change-management procedures, and use PowerShell automation
• monitor performance and participate in incident response and rotating after-hours support.

What we're looking for

Skills & competencies

it systems administrator

systems administration

onsite

saint peters mo

cuba mo facility

seyer industries

windows server

microsoft 365 gcc high

entra id

intune

powershell

cnc connectivity

rotating after-hours support

Work arrangement

• Weekend coverage required

Benefits & perks

• Trimester monetary incentive tied to operating margin, inventory turns, delivery, and quality goals
• climate-controlled work environment
• weekly payroll
• anniversary paid day off
• nine paid holidays
• health, dental, vision, and voluntary life coverage
• employer-paid life, disability, EAP, and parental leave benefits
• 401(k) with employer match.

Why this role

Onsite role supporting two facilities; rotating after-hours support; requires U.S. Person status for access to ITAR-controlled technical data and CUI.

About the employer

Seyer Industries Inc. is hiring for this role. Industry: Machine Shops. Sector: 33.