
The HEI Automation Engineering Solution: To deliver exceptional automation engineering solutions backed by trusted relationships, unwavering responsiveness, and proven expertise. We are committed to making it work seamlessly and ensuring it’s done right every time.
1. Strong Relationships and Trust: Establishment of long-term, trust-based relationships through proactive communication, transparency, and dependable service delivery.
2. Accessibility and Responsiveness: Frequent access to engineering experts and swift responses to client inquiries or needs, ensuring minimal disruption to operations.
3. Expertise and Technical Proficiency: Demonstrated ability to provide highly specialized engineering services and control systems integration tailored to the unique needs of regulated industries such as life sciences, food and beverage, and water/wastewater.
At Huffman Engineering, we take pride in having some of the best engineers and technicians in the industry who have exceptional backgrounds and experiences in automation and controls. To ensure we have the ability to rapidly respond to our customer’s needs, Huffman Engineering employs 28 degreed engineers, supporting electronics technicians, CAD design technicians and licensed electricians. Additionally, seven employees hold at least one Professional Engineer license and two employees hold a Project Management Professional certification.
High-scale system integration and top of the line customer service allow us to become a trusted advisor to some of the most successful companies and municipalities in the Midwest. Hallmarks include truly listening and understanding the needs of the customer and executing their vision with technical excellence.
Services We Provide

Automation & Controls Engineering

Compliance For Regulated Industries

Networking, Analytics & Reporting

Engineered Design & Studies
Overview
Pharmaceuticals | Life Science
Water | Wastewater
Food | Beverage
Electrical | Gas Utilities
Networking | Data Analytics | Cybersecurity
Manufacturing | Material Handling
Innovative Engineering
Your Ideas. Our Design.
- Engineering Design
- Specification Development
- Testing & Analysis
- Commissioning, Qualification & Validation
- Cyber Security Assessment
- Project Management
- Programming & Configuration
- Control Panel Design & Build
- System Upgrades & Maintenance
- Field Start-up & Testing
- Training & Knowledge Transfer
- Computer Aided Drafting
- Troubleshooting
- Instrument Configuration

Cutting Edge Pharmaceuticals & Life Sciences
Your Health. Our Priority.
With pharmaceutical proficiency extending to every step of the bio-reacting, batch mixing and weight, processing and packaging progression, our resident expertise to provide an in-depth life science solutions is second to none.
Process Technologies
- Single-Use Technology (Bioreactors & Mixers)
- Tablet Presses
- Autoclaves
- Freeze Dryers
- Lyophilizers
- Clean in Place (CIP)
- WFI & Purified Water
- Environmental Chamber
- Continuous Process Control Systems
- Conveyor Controls
- Coating
- Flow Controls
- Fluid Bed Dryers
- Fillers
- Process Tanks
- Ovens
- Sifters
- Spray Coating
- Bottling & Filling
- Capsule Filling
- Cappers
- Cartoners
- Sealers
- Labelers & Printers
- Air Compressors
- Blowers
- Chillers
- Dust Collectors
- Palletizing
- Material Tracking
- RF Identification
- Robotics
- SCADA
- Sortation/ Bar Code
- Temperature/ Oven Controls
- Machine Safety
- Voltage Separation
Standards
- ISA S88
- CFR Part 21
Automation
- Batch Control Systems
- Recipe Driven
- Serialization
- Batch Weighing and Loading
- Bulk Receiving and Loading
- Loss in Weight Feeders
- Drives & Motion Controls
- Visions Systems
- Operator Interface Programming
- HMI/OI/SCADA Systems
- Plantwide OT Networking
- PLC Programming
- Pneumatic Material Handling
- Processing/ Production
- Equipment & Process Validation
- Legacy System Migrations
Manufacturing Execution Systems (MES)
- Data Collection
- Historian Systems
- Reporting
- PASX Integration
- Operational Equipment Efficiency (OEE)
- Electronic Batch Records
- Design Documentation
Documentation/Validation
- Protocol | Development | Review | Execution
- URS
- Hardware Design Specification (HDS)
- Software Design Specification (SDS)
- Functional Specification (FS)
- Installation Qualification (IQ)
- Operational Qualification (OQ)
- Performance Qualification (PQ)
- Trace Matrix
- Turnover Package Development
- Computer System Validation (CSV)
- Installation Verification (IV)
- Technical Installation Plan (TIP)
- Technical Installation Record (TIR)
Clean Water & Wastewater Treatment
Your Safety. Our Focus.
Clean water systems are imperative to the communities we live and work in and we’re committed to helping both small and large utilities build and maintain clean water and wastewater systems that will manage environmental influences and sustain healthy environments for decades and beyond.
Process Technologies
- Chemical Treatment
- Filtration Systems
- In-Plant and Remote Pump Controls
- Tank Level Monitoring
- Well Pumps
- Level & Flow Control
- Lead/ Lag Pump Control
- Chemical Leak Detection
- Clarifiers & Softening
- Sedimentation & Disinfection
- Bar Screens
- Power Distribution and Design
- Motor Control Centers (MCC’s)
- Low Voltage Electrical Equipment
- Aeration Basins
- Disinfection
- Clarifiers
- Dewatering and effluent system
- Dissolved Oxygen Controls
- Grit and Grease Removal
- Digesters
- Headworks
- Raw Sewage Lift Station
- Chemical Treatment
- Trickling filters
- Odor Control
Automation
- Legacy System Migrations
- Lift Stations
- Drives & Motion Controls
- Operator Interface Programming
- HMI/OI/SCADA Systems
- Plantwide OT Networking
- PLC Programming
- Pneumatic Material Handling
- Equipment & Process Validation
Manufacturing Execution Systems (MES)
- Data Collection
- Historian Systems
- Reporting
- Operational Equipment Efficiency (OEE)
- Design Documentation
Documentation/Validation
- Protocol | Development | Review | Execution
- Control Narratives
- Technical Reviews
- Factory Acceptance Tests (FAT)
- Site acceptance Tests (SAT)
- Turnover Package Development
Nourishing Food & Beverage
Your Nutrition. Our Packaging.
Food and beverage safety, efficiency and high-productivity are top of mind at every turn. We have experience with Safety & Quality (USDA) and Safe foods and handling processes (FSMA) compliance and every step of the process from the raw ingredient to batch mixing and weight, ammonia refrigeration, processing and packaging progression. Working with world-class food distribution companies is what we do and our ability to provide processing and distribution solutions sets us apart from the competition.
Process Technologies
- Freeze Dryers
- Lyophilizers
- Clean in Place (CIP)
- WFI & Purified Water
- Environmental Chamber
- Continuous Process Control Systems
- Conveyor Controls
- Coating
- Flow Controls
- Fluid Bed Dryers
- Fillers
- Process Tanks
- Ovens
- Sifters
- Spray Coating
- Bottling & Filling
- Capsule Filling
- Cappers
- Cartoners
- Sealers
- Labelers & Printers
- Air Compressors
- Blowers
- Chillers
- Dust Collectors
- Palletizing
- Material Tracking
- RF Identification
- Robotics
- SCADA
- Sortation/ Bar Code
- Temperature/ Oven Controls
- Coordinated Drive Systems
- Dryers, Blowers & Grain Handling Equipment
- Material Handling
- Product Tracking & Palletizing
- Parts Identification and Tracking
- Meat Handling: carcass handling, slicer controls
- Meat Handling: engine room, refrigeration, rapid freezing
- Plating
- Refrigeration Control Systems
- Ammonia Refrigeration
- Servo/ Position Control
- Machine Safety
- Voltage Separation
Automation
- Batch Control Systems
- Recipe Driven
- Serialization
- Batch Weighing and Loading
- Bulk Receiving and Loading
- Loss in Weight Feeders
- Drives & Motion Controls
- Visions Systems
- Operator Interface Programming
- HMI/OI/SCADA Systems
- Plantwide OT Networking
- PLC Programming
- Pneumatic Material Handling
- Processing/ Production
- Equipment & Process Validation
- Legacy System Migrations
Manufacturing Execution Systems (MES)
- Data Collection
- Historian Systems
- Reporting
- Operational Equipment Efficiency (OEE)
- Electronic Batch Records
- Design Documentation
Documentation/Validation
- Protocol | Development | Review | Execution
- URS
- Hardware Design Specification (HDS)
- Software Design Specification (SDS)
- Functional Specification (FS)
- Installation Qualification (IQ)
- Operational Qualification (OQ)
- Performance Qualification (PQ)
- Trace Matrix
- Turnover Package Development
- Computer System Validation (CSV)
- Installation Verification (IV)
- Technical Installation Plan (TIP)
- Technical Installation Record (TIR)
Standards
- FDA
Safe Electricity & Natural Gas
Your Security. Our Protection.
It’s no secret electricity drives our communities, our nations, our globe. As energy demand increases across the country and the world, so does the demand for efficiency in controlling electricity and how it is utilized in our industrial manufacturing plants and utility systems freeing up demand on the grid in general. At Huffman Engineering our experience with controls, energy efficiency studies and solutions to make plants more efficient in the long run are helping our customers return energy and electricity to the grid and presenting cost saving to our clients every day. Alternative fuels are also a part of the conversation and compressed natural gas is one area where we at Huffman Engineering have some background.
Electricity
- Energy demand
- Regulatory compliance
- Reliability
- Renewable energy
- Energy storage
- Optimizing power
management - Automate & Monitor power systems at utilization
Natural Gas
- Liquification, Vaporization,
Delivery, Odorant Injection,
Metering, Monitoring - Data acquisition
- Process control
requirements - System-wide distribution
- Emergency shutdown
- Process safety
- Fire & gas
- Compressor control
- Process control
- Instrumentation
- Storage monitoring
- Distribution monitoring &
control
Automation
- Drives & Motion Controls
- Visions Systems
- Operator Interface Programming
- HMI/OI/SCADA Systems
- Plantwide OT Networking
- PLC Programming
- Equipment & Process Validation
- Legacy System Migrations
Manufacturing Execution Systems (MES)
- Data Collection
- Historian Systems
- Reporting
- Operational Equipment Efficiency (OEE)
- Design Documentation
Documentation/Validation
- Protocol | Development | Review | Execution
- Control Narratives
- Technical Reviews
- Factory Acceptance Tests (FAT)
- Site acceptance Tests (SAT)
- Turnover Package Development
Networking, Data Analytics & Reporting
Your Business Decisions. Our Visibility.
In regulated industries, not only is maintaining uninterrupted operations vital, but the ability to scale solutions and integrate them seamlessly with existing systems is important for adapting to changing regulatory requirements and operational needs. Effective data analytics and real-time monitoring can help in proactive decision-making, improving efficiency, and ensuring compliance. Operations adhere to regulations, protect against cyber threats, and maintain the integrity and availability of critical systems and data. Our teams are experienced in aspects of IT/OT convergence, cutting over networks as they spin off divisions, assessing for cybersecurity threats and implementing threat protections and implementing SCADA systems to show dynamic data trends and allow management teams to make wise business decisions.
Networking
- Network Design and Architecture
- Network Implementation
- Network Integration
- Network Optimization
- Network Security
- Wireless Solutions
- Network Monitoring
- Troubleshooting and Support
- Cloud Integration
Data Analytics
- Data Integration
- Data Warehousing
- Business Intelligence (BI)
- Advanced Analytics
Data Analytics continued…
- Data Governance
- Data Visualization
- Historian Implementation
- Dashboards Development
- Real-Time Analytics
Cybersecurity
- Threat Assessment
- Security Architecture
- Incident Response
- Security Monitoring
- Compliance Management
- Identity and Access Management (IAM)
- Endpoint Security
- Data Encryption
- Security Training
Efficient Material Handling & Manufacturing
Your Production Goals. Our Execution.
Striving for operational efficiency every day is a top priority for our clients and we know it. From process optimization to equipping clients with the latest in automation and controls technology, we strive each day to make sure we can help customers achieve high efficiency, lower costs and better overall performance.
Process Technologies
- Continuous Process Control Systems
- Conveyor Controls
- Coordinated Drive Systems
- Drives & Motion Control
- Servo/ Position Control
- Sortation/ Bar Code
- Power Distribution and Design
- Low Voltage Electrical Equipment
- Instrumentation
- Operator Interface Programming
- Palletizing
- Parts Identification and Tracking
- Plating
- PLC Programming
- Pneumatic Material Handling
- Processing/ Production
- RF Identification
- Collaborative Robots(Cobots)/ Robotics
- SCADA
- Safety and Quality
- Control, Monitor and Record Data at Critical Control Points
- Product Tracking & Palletizing
- Vision Systems
- Arc Flash
Automation
- Batch Control Systems
- Recipe Driven
- Serialization
- Batch Weighing and Loading
- Bulk Receiving and Loading
- Loss in Weight Feeders
- HMI/OI/SCADA Systems
- Plantwide OT Networking
- PLC Programming
- Pneumatic Material Handling
- Processing/ Production
- Equipment & Process Validation
- Legacy System Migrations
Manufacturing Execution Systems (MES)
- Data Collection
- Historian Systems
- Reporting
- Operational Equipment Efficiency (OEE)
- Electronic Batch Records
- Design Documentation
Documentation/Validation
- Protocol | Development | Review | Execution
- Hardware Design Specification (HDS)
- Software Design Specification (SDS)
- Trace Matrix
- Turnover Package Development
- Computer System Validation (CSV)
- Installation Verification (IV)
- Technical Installation Plan (TIP)
- Technical Installation Record (TIR)
What Our Clients Say
Have Questions? Like To Request a Quote? Contact Us Below

Howard Huffman
President | Founder
Did you know?
Howard is an avid reader
At Huffman Engineering, Inc. We pride ourselves on being responsive to our client needs. Listening well and learning what it is that makes your processes unique to everyone else’s in the world and adapting and designing with best practices in mind is what we do best. Because as system integrators we learn from all different industries, we are able to bring the most innovative ideas and planning from each client in our toolbox.