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Company profile

| GrayMatter | Tech Stack

Industrial automation integrator for SCADA, MES, PLC and OT cybersecurity

Automation Machinery Manufacturing Sewickley, Pennsylvania 201–500 employees Founded 1991 Privately Held
graymattersystems.com LinkedIn

GrayMatter is a Sewickley, Pennsylvania systems integrator that builds and modernizes plant-floor control and data systems. Its stack is vendor-agnostic, spanning Rockwell/Allen-Bradley, Siemens, Schneider/Modicon, Honeywell, DeltaV, Ignition, Wonderware/AVEVA and GE iFIX, so it can work across mixed legacy fleets. Hiring is overwhelmingly engineering, and repeated data center commissioning work points to expansion beyond traditional manufacturing into hyperscale infrastructure.

Tech Stack 56 technologies

Core StackSiemens Allen-Bradley AutoCAD SQL Server C++ C# Python Rockwell Automation Modicon CompactLogix ControlLogix Schneider Electric Ignition Ethernet/IP Modbus SCADA HMI MES Rockwell FactoryTalk DeltaV Honeywell Rockwell Automation PLCs GE iFIX Wonderware Siemens PLCs Cognex Keyence AVEVA Wonderware System Platform iFIX+26 more

What | GrayMatter | Is BuildingChallenges and projects from their job posts

◆Challenges

  • Reducing cybersecurity threats and control gaps
  • Modernizing production environments and legacy system integration
  • Integrating mechanical and electrical systems
  • Meeting margin targets and enforcing scope adherence
  • Coordinating vendors for third-party equipment
  • Improving FP&A reporting accuracy

▲Active Projects

  • Hyperscale data center commissioning
  • MES implementation
  • SCADA integration
  • PLC and HMI programming modifications
  • Industrial network configuration
  • On-site pilot testing and demos

Hiring Activity

Steady50 roles · 10 in 30d

Department

Engineering
48
Finance
2
Ops
2

Seniority

Mid
22
Senior
14
Junior
8
Manager
5
Lead
2
Staff
1
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About | GrayMatter |

GrayMatter is a privately held industrial automation and operations technology firm founded in 1991 and headquartered in Sewickley, Pennsylvania, with 201–500 employees. It designs, programs and integrates control systems including PLCs, HMI/SCADA and MES for industrial clients. Its specialties also cover operations data management, advanced analytics, PLC version control and industrial cybersecurity. Engineering work spans controllers and platforms from Rockwell Automation, Siemens, Schneider Electric, Honeywell, AVEVA and Inductive Automation's Ignition, with custom development in C#, C++, Python and SQL Server. Hiring is concentrated in the United States.

HeadquartersSewickley, Pennsylvania
Company Size201–500 employees
Founded1991
Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does GrayMatter use?

GrayMatter works with Rockwell Automation (ControlLogix, CompactLogix, FactoryTalk), Siemens, Modicon, Ignition, Wonderware/AVEVA, GE iFIX, DeltaV, Honeywell, plus C#, C++, Python and SQL Server.

Is GrayMatter hiring engineers?

Yes. Engineering dominates GrayMatter's US hiring, mostly mid and senior roles, with steady velocity and a small number of finance and operations openings.

What is GrayMatter working on?

Job posts point to MES implementations, SCADA integration, PLC and HMI programming, factory acceptance testing, and commissioning for hyperscale data center infrastructure.

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How this profile is built

| GrayMatter |'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.