Decatur, Illinois, United States · On-site
$82k–$103k/yr
About IPROOF Join the Future of Biomanufacturing At iPROOF, we are building a state-of-the-art hub for bioproducts innovation. We offer dynamic career opportunities for scientific and technical professionals who are driv…
Skills: Technology Transfer, Fermentation Scale-Up, Process Characterization, Biochemical Engineering, Statistical Analysis
Decatur, Illinois, United States · On-site
$50k–$65k/yr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Quality Assurance, Inspection, QMS Implementation, Internal Auditing, Calibration
Decatur, Illinois, United States · On-site
$30/hr–$37/hr
Company Description Veolia Group is a global leader in environmental services, operating across all five continents with nearly 218,000 employees. Specializing in water, energy, and waste management. Veolia Group designs…
Skills: Water Testing, Instrumentation, Troubleshooting, Chemical Feed Equipment, Preventative Maintenance
Decatur, Illinois, United States · On-site
$198k–$247k/yr
Decatur Plant Manager | Primient About Primient Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based, renewable sources. We …
Skills: Strategic Leadership, Plant Management, P&L Management, Safety Culture Leadership, Environmental Compliance
Decatur, Illinois, United States · On-site
A resume helps you stand out to hiring managers and recruiters; your resume communicates your experience and your brand. While it is not required, we encourage you to include an up-to-date resume along with a job applica…
Skills: Welding, Fabrication, Mechanical Aptitude, Problem Solving, Troubleshooting
Decatur, Illinois, United States · On-site
$25/hr–$27/hr
Line of Business: Other About Us Heidelberg Materials is one of the world's largest suppliers of building materials. Heidelberg Materials North America operates over 450 locations across the U.S. and Canada with approxim…
Skills: Heavy Equipment Operation, Mechanical Aptitude, Problem Solving, Communication, Organizational Skills
Decatur, Illinois, United States · On-site
$22/hr–$23/hr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Grinding, Air arc welding, Welding, Blueprint reading, Measuring tools
Decatur, Illinois, United States · On-site
$21/hr–$21/hr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Grinding, Cleaning castings, Inspection, Pneumatic tools, Shot-blasting
Decatur, Illinois, United States · On-site
About Austin Industrial Austin Industrial delivers premier maintenance, construction, and soft craft services to leading industrial companies across the U.S. An industry leader for more than 60 years, we offer single-sou…
Skills: Site Safety Program Execution, Incident Prevention, Safety Training, Accident Investigation, Safety Auditing
Decatur, Illinois, United States · On-site
$21/hr–$21/hr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Forklift Operation, Heat Treating, Blueprint Reading, Equipment Maintenance, Basic Mathematics
Decatur, Illinois, United States · On-site
$22/hr–$23/hr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Iron Pouring, Forklift Operation, Crane Operation, Blueprint Reading, Measuring Tools
Decatur, Illinois, United States · On-site
$22/hr–$27/hr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Pneumatics, Hydraulics, General Mechanics, Preventative Maintenance, Welding
Decatur, Illinois, United States · On-site
$125k–$150k/yr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Plant Management, Foundry Processes, Lean Principles, Safety Compliance, Budget Planning
Decatur, Illinois, United States · On-site
$81k–$122k/yr
Career Area: Manufacturing, Supply Chain and Logistics Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but…
Skills: Decision Making, Critical Thinking, Problem Solving, Initiative, Adaptability
Decatur, Illinois, United States · On-site
$82k–$103k/yr
About IPROOF Join the Future of Biomanufacturing At iPROOF, we are building a state-of-the-art hub for bioproducts innovation. We offer dynamic career opportunities for scientific and technical professionals who are driv…
Skills: Microbial Fermentation, Downstream Processing, Technology Transfer, Process Optimization, Root Cause Analysis
Decatur, Illinois, United States · On-site
$89k–$134k/yr
Career Area: Manufacturing Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We a…
Skills: PLC Programming, Industrial Robotics, AI, Machine Learning, 3D Vision Systems
Decatur, Illinois, United States · On-site
$75k–$90k/yr
Join Our Team at voestalpine Railway Systems Nortrak! Embark on a rewarding career journey with voestalpine Railway Systems Nortrak, North America's premier designer and manufacturer of special trackwork. With a legacy s…
Skills: Metallurgical Analysis, Process Control, Casting Engineering, Root Cause Investigation, Heat Treatment
Decatur, Illinois, United States · On-site
Welder - Combination This person must be able to join metal parts, such as pipe or metal plates as specified by layout, blueprints, work orders, welding procedures or oral instructions through the application of heat or …
Skills: Combination Welding, Blueprint Reading, Tack Welding, Torch Operation, Plasma-arc Cutting
Decatur, Illinois, United States · On-site
Welder - Combination This person must be able to join metal parts, such as pipe or metal plates as specified by layout, blueprints, work orders, welding procedures or oral instructions through the application of heat or …
Skills: Combination Welding, Pipefitting, Blueprint Reading, Arc Welding, Gas Welding
Decatur, Illinois, United States · On-site
Millwright Must be able to install, repair, replace and dismantle the machinery and heavy equipment used in industrial settings. This is accomplished by performing the following essential duties and responsibilities. Oth…
Skills: Machinery Installation, Equipment Repair, Precision Alignment, Blueprint Reading, Welding
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The Scale-Up Engineer transfers fermentation processes from laboratory and pilot scales to demonstration environments. They lead process characterization, technology transfer, and provide on-floor technical support to ensure efficient commercialization.
Requires a Bachelor's degree in Chemical or Bio Engineering with 2-3 years of post-graduation work experience. Preferred qualifications include an advanced degree and certifications in Lean Six Sigma or Root Cause Analysis.
At iPROOF, we are building a state-of-the-art hub for bioproducts innovation. We offer dynamic career opportunities for scientific and technical professionals who are driven to scale the future of precision fermentation.
We combine the agility of a biotech startup with the stability of an industry leader. As a part of the iPROOF team, you will help advance critical innovations in an inclusive environment that values curiosity, embraces diversity of thought, and actively challenges the status quo.
Because we believe in investing in our people, iPROOF offers a highly competitive benefits package, including comprehensive healthcare, dental and vision, retirement plans with an employer contribution, and paid parental leave.
The Scale-Up Engineer is responsible for transferring fermentation processes from laboratory and pilot scales into demonstration environments. This role serves as the technical bridge between R&D, process development, manufacturing, quality, and engineering teams to ensure successful scale-up, robust process performance, and efficient commercialization. The engineer will lead process characterization, scale-up studies, technology transfer activities, batch execution support, troubleshooting, and continuous improvement initiatives for microbial, fungal, yeast, and/or heterotrophic algae fermentation and downstream processes.
Key responsibilities: Process Engineer
Please note that while this range reflects the full spectrum of compensation available for this role, individual compensation will be determined based on several factors including your experience, skills, and alignment with the role's responsibilities. During the interview process there will be an opportunity to discuss how your background fits into the pay range.
We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:
Rewards & benefits
Competitive salary / 401 K matching and non-contingent matching plans / Healthcare / Medical insurance
Our structure provides autonomy and accountability in your role. You have scope to develop a depth of expertise and the opportunity to follow career pathways outside the norm.
We are passionate believers in the power of difference. We strive to represent the communities in which we operate and to provide an inclusive, welcoming environment for all. We want iPROOF to be a place where every employee feels they belong and knows they are seen, heard, valued and safe to speak up. Our aspiration is to unlock the full potential in diverse perspectives, while offering everyone an equal chance to grow, thrive and progress.
California Consumer Privacy Act ("CCPA")
The Company is committed to complying with the California Consumer Privacy Act (“CCPA”) and all data privacy and laws in the jurisdictions in which it recruits and hires employees. We collect the following categories of personal information for the purpose of hiring the best qualified applicants and to comply with applicable employment laws: Name and contact information; Job preference and work availability; Social Security Number and/or other identification information; Education and qualifications; Employment history and experience; Military service; Reference and background check information, including relevant criminal history and credit history; Social media information; Pre-employment test results; Post-offer medical examination information and results, including drug test results; Voluntary self-disclosure information regarding minority, veteran, and disability status; and Information provided by you during the hiring process.
Accelerating the U.S. bioeconomy
A flexible, purpose-built, demo-scale fermentation development facility supporting up-to-10,000-liters in the U.S. Midwest. Bioproduct innovators often struggle to find the precision-fermentation development and scale-up services they need to succeed in the fast-moving U.S. market. Moving from pilot-scale to commercial-ready technology requires specialized capabilities that iPROOF will provide starting in 2027 at our new, independent Decatur, IL, facility on the Primient campus.
View all jobs at iPROOFThere are currently 83 open manufacturing positions in Decatur, IL listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Austin Industrial, Inc., Primient, voestalpine Railway Systems Nortrak, Caterpillar Inc., ITW Residential Construction - U.S., among others. Browse the listings above to see every active employer.
Yes — 3 of the 83 open manufacturing positions offer remote or hybrid work (2 remote, 1 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
