17 materials developer jobs at 12 companies in Freeport, IL

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Materials Engineer
Freeport, Illinois, United States
$90k-$100k/yr OnsiteFull Time
Danfoss
Danfoss: Engineers energy-efficient solutions for refrigeration, heating, and hydraulics.
3+ YOEBachelor's in Materials Science/Metallurgy/Materials Engineering, 3+ years as a materials/metallurgical engineer, expertise in ferrous alloys, heat treatment, failure analysis, and use of metallurgical lab equipment; strong problem-solving and collaboration skills.
metallurgical lab equipment, microscopy, hardness testing, spectrometry
2mo
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Senior, Electronics Materials Engineer (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEDegree in STEM; 5+ years experience in materials/electronics; expertise in failure analysis and electronic components; onsite role.
Scanning Electron Microscopy, Material testing, Electrical engineering tools, Laboratory analysis
2mo
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Product Engineer
DeForest, Wisconsin, United States
OnsiteFull Time
Demco
Demco: Supplier of furniture, supplies, and technology for schools and libraries.
5+ YOEBachelor's degree in Mechanical Engineering; 5+ years in product/design/development engineering; 3D CAD (SolidWorks) proficiency; knowledge of materials, manufacturing, and quality standards; furniture/wood manufacturing experience a plus.
SolidWorks, CAD
1d
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Mechanical Engineer
Machesney Park, Illinois, United States
OnsiteFull Time
Hennig
Hennig: Designs and manufactures machine protection and chip management systems.
Bachelor's degree in mechanical engineering or related field, strong fundamentals in mechanics, thermodynamics and materials, proficiency in CAD, analytical and communication skills.
CAD
3w
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Mechanical Engineer
Caledonia, Illinois, United States
$80k-$110k/yr OnsiteFull Time
ProMach
ProMach: Designs, manufactures, and integrates comprehensive packaging and processing solutions.
Design packaging/capital equipment components and systems; prepare fabrication drawings and bills of material; experience with machined/fabricated parts, pneumatics/hydraulics, conveyors, actuators, and SolidWorks.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Project, SolidWorks
4w
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Field Engineer
Rockford or United States
$65k-$75k/yr FieldFull Time
MasTec
MasTecNYSE: MTZ: Provides infrastructure engineering, construction, and maintenance services.
Prepare subcontractor schedules, inspect materials, complete QA/QC, produce submittals/RFIs and project documentation; proficient with Microsoft Office, Procore, Viewpoint; able to travel up to 50% and drive with proper licensing.
Microsoft Office, Procore, Viewpoint, Windows
4w
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Field Engineer
Rockford or United States
$65k-$75k/yr FieldFull Time
MasTec
MasTecNew York Stock Exchange: MTZ: Builds and maintains energy, communications, and utility infrastructure.
Prepare project documentation, QA/QC, submittals and RFIs; schedule subcontractors; check material quality; proficient in Microsoft Office, Procore and Viewpoint; must be able to travel up to 50% and have valid driver's licensing.
Microsoft Office, Procore, Viewpoint, Windows
1d
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Design Engineer
Machesney Park, Illinois, United States
OnsiteFull Time
Hennig
Hennig: Designs and manufactures machine protection and chip management systems.
Create and maintain engineering drawings, bills of materials, routings and manufacturing programs; process ECNs and change requests; maintain lead times; review engineering packages; provide customer, shop and sales support; control design costs.
2mo
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Packaging Engineer II/Sr. (Loves Park, IL, US, 61111)
Loves Park, Illinois, United States
$75k-$105k/yr OnsiteFull Time
Perfetti Van Melle
Perfetti Van Melle: Global manufacturer of confectionery and chewing gum products.
3+ YOE3-5 years in packaging development; Bachelor’s degree; packaging engineer degree preferred; MS Office required; SAP preferred; experience with artwork processes and packaging materials; strong communication and collaboration skills.
MS Office Suite, SAP, Artwork management
1mo
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Field Engineer - High Voltage
Rockford or Wisconsin Rapids or Scottsdale or Indianapolis
$65k-$70k/yr FieldFull Time
MasTec
MasTecNew York Stock Exchange: MTZ: Builds and maintains energy, communications, and utility infrastructure.
Provide field engineering support on high-voltage construction projects; perform site surveys, manage quality records, assist material inventory, coordinate inspections, and travel up to 75%. Bachelor's in construction management or civil engineering preferred.
Microsoft Office, GPS, Surveying Equipment, ProCore, E-builder, View Point, Build to Win
1mo
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Field Engineer - High Voltage
Rockford or Wisconsin Rapids or Scottsdale or Indianapolis
$65k-$70k/yr FieldFull Time
MasTec
MasTecNYSE: MTZ: Infrastructure construction and engineering services provider.
Performs field survey/layout, manages quality records and inspections, assists with material inventory, closeout, and subcontractor coordination. Requires strong blueprint reading, Microsoft Office, GPS/survey familiarity, travel up to 75%, and U.S. work authorization.
GPS, Microsoft Office, ProCore, E-builder, View Point, Build to Win
4w
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Advanced Mechanical Design Engineer
Freeport or Boyne City
$104k-$130k/yr HybridFull Time
Honeywell
HoneywellNASDAQ: HON: Manufactures aerospace products, building technologies, and industrial control systems.
6+ YOE6+ years mechanical design experience with CAD and simulation, expertise in stress/thermal/dynamic analysis, materials selection, DFM, and mentoring; Bachelor’s in Mechanical Engineering preferred.
Honeywell Forge
1mo
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Field Engineer - High Voltage
Rockford or Wisconsin Rapids or Scottsdale or Indianapolis
$65k-$70k/yr FieldFull Time
MasTec
MasTecNYSE: MTZ: Infrastructure engineering and construction for energy, utilities, and communications.
Performs field survey/layout, manages project quality records, coordinates audits/inspections, assists with material inventory, job closeout and subcontractor scheduling; blueprint reading, GPS/surveying familiarity, Microsoft suite skills; bachelor's preferred; must be authorized to work in the US and travel up to 75%.
ProCore, E-builder, View Point, Build to Win, GPS, Microsoft Office
2w
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Senior Associate, Corporate Development & Strategy
Janesville, Wisconsin, United States
$130k-$150k/yr OnsiteFull Time
SHINE Technologies
SHINE Technologies: Produces medical isotopes and industrial imaging using fusion technology.
3+ YOE3+ years analytic experience (investment banking, PE, consulting, or similar); strong Excel and PowerPoint skills; modeling, technoeconomic analysis, deal support, communication, and ability to synthesize complex material for senior leaders.
Microsoft Excel, Microsoft PowerPoint, agentic AI
2mo
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District Sales Manager
Rockford, Illinois, United States
$70k-$95k/yr RemoteFull Time
Cornerstone Building Brands
Cornerstone Building Brands: Manufactures exterior building products for residential and commercial construction.
3+ YOE3–5+ years sales experience; building materials or related industries; strong relationships; driver’s license; ability to travel; bachelor’s degree preferred.
Microsoft Word, Microsoft Excel, Microsoft Outlook
1d
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Quality Control Lead
Beloit, Wisconsin, United States
OnsiteFull Time
NorthStar Medical Radioisotopes
NorthStar Medical Radioisotopes: Manufacturer of radioisotopes and radiopharmaceuticals for medical use.
9+ YOEBachelor's in chemistry/biology (or equivalent) and 9+ years regulated cGMP experience; experience with radioactive materials, HPLC and spectroscopy; regulatory and QC leadership experience.
HPLC, alpha spectroscopy, gamma spectroscopy, beta spectroscopy
3mo
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CDMO QA Supervisor
Waunakee, Wisconsin, United States
OnsiteFull Time
Scientific Protein Laboratories
Scientific Protein Laboratories: Manufactures heparin and pancreatic enzymes for the pharmaceutical industry.
5+ YOEBachelor's degree; 5+ years in material release, product development/validation, test method development/validation, investigations, quality agreements, change controls; 10+ years preferred with biologics/DMFs.
Quality System, Regulatory Documentation, Quality Agreements, CDMO project management