Company profile

Grantek Tech Stack

Industrial automation and MES integrator for manufacturing plants

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

Grantek is a manufacturing systems integrator whose stack spans PLC platforms (Allen-Bradley ControlLogix, Siemens, Modicon), SCADA tools like Ignition and Wonderware, and industrial protocols from Ethernet/IP to MQTT. MQTT, GraphQL and unified-namespace project work point to a push toward industrial DataOps beyond classic controls. Accelerating, engineering-heavy hiring across the US and India centers on MES/MOM delivery and legacy integration.

Tech Stack 39 technologies

Core StackC# .NET Allen-Bradley Siemens Node.js Python GraphQL AutoCAD HMI SCADA MES Visual Basic VBA Rockwell Automation Modicon Ignition MQTT Wonderware Schneider Electric Ethernet/IP Profibus ControlNet Modbus Cognex GitHub Enterprise Studio 5000 Logix Designer OneNote Allen-Bradley ControlLogix Allen-Bradley CompactLogix Allen-Bradley PLC-5+8 more

What Grantek Is BuildingChallenges and projects from their job posts

◆Challenges

Integrating MES/MOM with legacy systems
Complex manufacturing and industrial information problems
Real-time automation challenges
Performance issues and system errors
Expanding new business and upselling opportunities
Inefficient internal digital ecosystem

▲Active Projects

MES/MOM solution design and implementation
Industrial DataOps unified namespace architecture
ERP connector development
Real-time automation solutions
SCADA design
Commissioning new solutions at client sites

Hiring Activity

Accelerating30 roles · 25 in 30d

Department

Engineering

Sales

Manufacturing

Seniority

Mid

Manager

Senior

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About Grantek

Grantek, founded in 1980 and headquartered in Oak Brook, Illinois, is a privately held systems integrator serving manufacturers. Its work covers manufacturing IT, plant automation, industrial safety and operational consulting, including control systems design, MES implementation, packaging solutions and electrical design. The company employs 201–500 people, with offices in several US states and Canadian provinces including British Columbia, Ontario and Quebec. Engineering teams commission solutions directly at client sites, supported by a sales function focused on new business and account growth.

HeadquartersOak Brook, Illinois

Company Size201–500 employees

Founded1980

Hiring MarketsUnited States, India

Frequently Asked Questions

What tech stack does Grantek use?

Grantek works with Allen-Bradley and Rockwell Automation PLCs, Siemens, Modicon, Ignition, Wonderware, SCADA, HMI and MES platforms, plus C#, .NET, Python, Node.js, GraphQL and MQTT.

Is Grantek hiring engineers?

Yes. Hiring is accelerating and engineering dominates open roles, mostly mid-level, with sales roles also open. Positions are in the United States and India.

Where is Grantek headquartered?

Grantek is headquartered in Oak Brook, Illinois, with offices across US states such as California, Florida and Pennsylvania and Canadian provinces including Ontario and Quebec.

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How this profile is built

Grantek's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.