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Grantek Tech Stack

Manufacturing systems integrator building cloud platforms and MES solutions

Automation Machinery Manufacturing Oak Brook, Illinois 201–500 employees Founded 1980 Privately Held

Grantek is a manufacturing systems integrator working across automation, control systems, and MES implementation using a deep Rockwell/Siemens/Allen-Bradley stack. The company is actively scaling cloud platform development and exploring AI adoption use cases while building out technical infrastructure — a shift from traditional on-premises factory automation toward modernized, cloud-native industrial operations. Engineering-heavy hiring (20 roles) with mid-to-senior distribution suggests they're executing on multiple product and services tracks simultaneously.

Tech Stack 35 technologies

Core StackAllen-Bradley Siemens C# .NET Active Directory AutoCAD Rockwell Automation Modicon PLC HMI SCADA MES ERP SQL Visual Basic VBA HTML5 Ignition Microsoft 365 Teams Word Excel OneNote PowerPoint Allen-Bradley ControlLogix Allen-Bradley CompactLogix Allen-Bradley PLC-5 Allen-Bradley SLC 500 Siemens S7 Profibus+5 more

What Grantek Is Building

◆Challenges

Complex manufacturing and industrial information problems
Digital enablement strategy
Cloud platform scalability
Ai adoption
Expanding new business opportunities
Operational challenges
Regulatory requirements
Growing technical infrastructure
Scalable digital systems
Cybersecurity compliance

▲Active Projects

Real-time automation solutions
Cloud platform development
Erp connector development
Mes design
Ai adoption use cases
Commissioning new solutions at client sites
Cloud platform scalability initiative
Devsecops deployment streamlining
Mes/mom implementation
Industrial dataops deployment

Hiring Activity

Accelerating30 roles · 15 in 30d

Department

Engineering

20

Sales

6

Manufacturing

3

Ops

1

Support

1

Seniority

Mid

17

Senior

8

Manager

3

Director

1

Junior

1

Lead

1

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About Grantek

Grantek designs and implements manufacturing IT and automation solutions for industrial clients, spanning control system architecture, production execution systems, electrical design, and operational consulting. The company serves manufacturing and process plants with a portfolio including packaging automation, plant safety systems, and plant maintenance services. Founded in 1980 and privately held, Grantek operates across eight offices in the US and Canada with a 201–500 person organization. Service delivery runs alongside internal product development in cloud infrastructure and integrations.

HeadquartersOak Brook, Illinois

Company Size201–500 employees

Founded1980

Hiring MarketsUnited States, Canada

Frequently Asked Questions

What tech stack does Grantek use?

Grantek's core stack centers on Rockwell Automation, Allen-Bradley PLCs (ControlLogix, CompactLogix, PLC-5, SLC 500), Siemens S7, Ignition HMI/SCADA, MES/ERP platforms, and backend C#/.NET with SQL. They also use Profibus for industrial networking and standard productivity tools (Microsoft 365, AutoCAD).

What is Grantek working on?

Active projects include real-time automation solutions, cloud platform development and scalability, ERP connector development, MES/Manufacturing Operations Management implementation, AI adoption use cases, and DevSecOps deployment. They're also commissioning solutions at client sites and building industrial dataops capabilities.