Site MES IT Liaison

Horizon Controls Group; St. Louis (MO); On-site; USD 90,000 - 120,000; Full time

Job summary

Horizon Controls Group in the United States seeks a Site MES IT Liaison to support MES project implementation and post-go-live support at the site level. You will serve as the primary IT and MES liaison among site users, Global MES teams, IT, ERP, and vendors, driving requirements, design, and governance.

Reporting to Site IT Lead, you will coordinate lifecycle activities from planning through go-live, hypercare, and steady-state operations, ensuring readiness of infrastructure, user access, and

Qualifications

• Bachelor degree or equivalent in Engineering, IT, or related field.
• Experience supporting MES implementation or site IT projects in manufacturing.
• Deep understanding of manufacturing processes and MES platforms.
• Strong ability to translate site needs into clear MES requirements.
• Familiarity with CSV and regulated environments is preferred.

Responsibilities

• Act as the main site-level IT coordinator and governance contact for MES projects.
• Coordinate MES lifecycle activities from requirements to go-live and steady-state support.
• Ensure site readiness including infrastructure, user access, devices, and interfaces.
• Log and track actions, risks, issues with clear ownership.
• Collaborate with Operations, Quality, MSAT, Validation, Global MES, and offshore teams.

Skills

MES governance

Stakeholder mgmt

Project coordination

Manufacturing IT

Vendor collaboration

Requirements gathering

Shopfloor devices

Education

Bachelor's degree or equivalent

Tools

Rockwell MES

Siemens Opcenter

ERP systems

CSV compliance

Job description

The Site MES IT Liaison will support Manufacturing Execution System (MES) project implementation and post-go-live support at the manufacturing site level. This role will act as the key liaison point between site users, Global MES teams, IT, Infrastructure, ERP, offshore development/configuration teams, vendors, and implementation partners. The role requires a strong functional and technical understanding of MES platforms and manufacturing processes, with the ability to drive clarity in requirements, support business process reengineering, manage site-level MES governance, and coordinate activities across the MES lifecycle from project start and site readiness through go-live, hypercare, and steady-state support.

Reporting to: Site IT Lead, Matrix line: Sr. Manager MES Lead – CoE

Key Responsibilitie

• sAct as the main site-level IT coordinator and governance contact for MES project and support activities
• .Build strong working relationships with Operations, Quality, MSAT, Validation, site IT, Global MES, Infrastructure, ERP, vendors, and implementation partners to drive alignment
• .Coordinate MES lifecycle activities including requirements, design, build, testing, training, go-live, hypercare, support handover, and steady-state operations
• .Track site-level MES actions, risks, issues, dependencies, decisions, and readiness items with clear ownership and follow-up
• .Coordinate technical and functional discussions between site users, Global MES teams, and offshore development/configuration teams
• .Support business process reengineering and help align site processes with the core MES template, standard ways of working, and practical shopfloor needs
• .Drive clarity in MES requirements by capturing site feedback, process gaps, user needs, and local constraints in a structured way
• .Support site readiness activities including infrastructure, user access, shopfloor devices, printers, scanners, terminals, interfaces, and connectivity
• .Coordinate required testing and compliance-related activities by helping site teams participate, provide inputs, and close actions as needed
• .Log, track, and elevate MES issues to the right support teams with clear business impact, priority, and required details
• .Support creation and update of MES-related documents such as SOPs, work instructions, user guides, support guides, and training materials
• .Ensure smooth communication between site teams, Global MES teams, support teams, and offshore delivery teams

.

Compliance & Documentati

• onSupport site documentation readiness for MES processes, user roles, support model, SOPs, work instructions, user guides, and training material
• s.Coordinate required compliance and CSV inputs with Quality and Validation teams, while keeping the role focused on site MES coordination and readines
• s.Ensure site-level documentation and support materials are updated when MES processes, access, devices, interfaces, or support models chang
• e.Maintain clear site records for key decisions, open actions, issue follow-ups, knowledge transfer, and support handove

r.

• entManage site-level MES governance by coordinating demand, changes, open tickets, priorities, escalations, and improvement ite
• ms.Coordinate L2/L3 site support after MES implementation and support users with MES issues, questions, and support follow-
• up.Work with Operations, Quality, MSAT, Validation, Global MES, and support teams to ensure MES does not become a bottleneck for site operatio
• ns.Identify recurring issues, support gaps, training needs, process pain points, and improvement opportunities to strengthen MES operations at the site lev
• el.Support site-level MES change requests, impact assessment, testing coordination, documentation updates, training coordination, and adoption follow-

up.

Require

mentsQualifica

• tionsBachelor degree or equivalent experience in Engineering, Computer Science, Life Sciences, Information Technology, or related f
• ield.Experience supporting MES implementation or site IT project coordination in manufacturing environm
• ents.Deep understanding of manufacturing processes, shopfloor operations, and MES platf
• orms.Strong functional and technical understanding of MES applications, interfaces, user access, infrastructure, shopfloor devices, and support proce
• sses.Experience in business process reengineering, process alignment, requirements clarification, and translating site needs into clear MES requirem
• ents.Understanding of regulated manufacturing environments and CSV expectations is prefe
• rred.Experience coordinating with business users, Operations, Quality, MSAT, Validation, IT, Infrastructure, vendors, implementation partners, offshore development teams, and support t
• eams.Ability to support users at site level during implementation, go-live, hypercare, steady-state operations, and issue resolu

tion.

• enciesExcellent stakeholder management, coordination, communication, follow-up, issue tracking, and relationship-building s
• kills.Ability to develop strong relationships with Operations, Quality, MSAT, Validation, site IT, Global MES, and offshore development teams to drive alig
• nment.Deep knowledge of MES platforms; experience with Rockwell MES is preferred, and knowledge of Werum PAS-X, Siemens Opcenter, or other MES applications is good to
• have.Understanding of MES integration with ERP, LIMS, automation systems, barcode systems, label printing, reporting systems, and shopfloor devices is pref
• erred.Ability to manage MES governance at site level, including priorities, open issues, changes, risks, decisions, and support read
• iness.Ability to drive clarity in requirements and work effectively with both site teams and offshore development/configuration
• teams.Practical problem-solving approach with focus on keeping MES activities moving, users supported, and site operations protected from MES-related bottle