30 scientist jobs at 17 companies in Johnston, IA
1w
Save
Mark Applied
Hide
Research Scientist
Des Moines, Iowa, United States
OnsiteFull Time
PhD in plant pathology, mycology, plant-microbe interactions, or related field; fungal disease research, pathogen culture, bioassays, experimental design, data analysis, and strong communication required.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Copilot
1mo
Save
Mark Applied
Hide
Environmental Scientist
Des Moines or Independence or Ames
HybridFull Time
2+ YOEB.S. in environmental or related biological field, 2+ years relevant experience (transportation projects preferred), knowledge of ESA/MBTA/BGEPA/NEPA permitting, proficiency in Microsoft Excel/Word, valid driver's license, must live within 1 hour of Ames, IA.
Microsoft Excel, Microsoft Word
1w
Save
Mark Applied
Hide
Bakery Scientist
Des Moines, Iowa, United States
OnsiteFull Time
5+ YOEMaster's degree in a relevant food science discipline and 5+ years of bakery formulation, ingredient development, or bakery R&D experience. Requires bakery ingredient expertise, experimental design, data analysis, and communication skills.
2mo
Save
Mark Applied
Hide
Associate Scientist
Des Moines, Iowa, United States
OnsiteFull Time
1+ YOEBachelor's in food science/chemistry/biochemistry/chemical engineering,1–3 years R&D or lab experience,formulation and lab techniques,Microsoft Office proficiency,strong documentation and communication skills.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
1mo
Save
Mark Applied
Hide
Environmental Scientist
Des Moines or Independence
OnsiteFull Time
2+ YOEBachelor's degree in environmental or related biological field, active driver's license, 2+ years relevant experience (transportation projects preferred), knowledge of ESA/NEPA permitting, strong communication and Microsoft Excel/Word proficiency.
Microsoft Excel, Microsoft Word
2mo
Save
Mark Applied
Hide
Research Scientist III
Ames, Iowa, United States
OnsiteFull Time, Temporary
5+ YOEBachelor's degree and 5 years related experience; expertise in ultrasonic nondestructive evaluation, experimental ultrasonics, and ultrasonic measurement; must be authorized to work in the U.S. (no sponsorship).
1mo
Save
Mark Applied
Hide
Senior Environmental Scientist
Des Moines, Iowa, United States
OnsiteFull Time
10+ YOE10+ years environmental consulting experience; bachelor’s or master’s in environmental field; PE/PG and HAZWOPER advantageous; strong communication, project coordination, permitting, compliance, and data analysis skills.
5d
Save
Mark Applied
Hide
Senior Data Scientist
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$87k-$294k/yr HybridFull Time
6+ YOE6+ years in data science, AI, analytics, Responsible AI, or consulting; bachelor's or master's in a quantitative field; Python, SQL, machine learning, generative AI, governance, and client leadership experience.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, MLOps, GenAIOps, LLMOps, AWS, Microsoft Azure, Google Cloud
3d
Save
Mark Applied
Hide
Staff Scientist (Interdisciplinary)
Fort Collins or Urbandale
$107k-$139k/yr OnsiteFull Time
1+ YOEGS-13 role requiring one year of GS-12-equivalent specialized experience, project leadership, policy development, public health analysis, interdisciplinary collaboration, and qualifying education with transcripts.
Hazard Analysis Critical Control Point (HACCP), USDA
3d
Save
Mark Applied
Hide
Data Scientist 2
Des Moines, Iowa, United States
$48-$68/hr HybridFull Time
3+ YOERequires extensive data analytics or data science experience, or qualifying education and experience combinations. Strong skills in data governance, integration, SQL, R, Excel, visualization, program leadership, and stakeholder engagement.
Business Objects, SQL, R, Microsoft Excel, Iowa Justice Data Warehouse (JDW), Iowa Data Hub, E-Verify
5d
Save
Mark Applied
Hide
Senior Data Scientist
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States or Los Angeles
$80k-$294k/yr HybridFull Time
6+ YOERequires 6+ years in data science, AI, analytics, Responsible AI, consulting, governance, or related fields; quantitative bachelor's or master's degree; Python, SQL, ML, AI governance, and client leadership expertise.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, AWS, Microsoft Azure, Google Cloud, MLOps, GenAIOps, LLMOps, APIs, Microsoft Word
3d
Save
Mark Applied
Hide
Environmental Scientist III
Des Moines, Iowa, United States
FieldFull Time
Eocene Environmental Group: Provides environmental consulting and utility vegetation management services.
6+ YOEBachelor’s degree in environmental science, engineering, or related field or equivalent experience; 6–8 years of relevant experience; fieldwork, data analysis, reporting, regulatory compliance, AutoCAD Civil 3D, and Microsoft Office proficiency.
AutoCAD Civil 3D, Microsoft Office, GPS
1w
Save
Mark Applied
Hide
Laboratory Scientist Non Certified
Marshalltown, Iowa, United States
$25-$37/hr OnsiteFull Time
Bachelor's degree in chemical or biological science; perform complex laboratory testing, analyze results, operate instrumentation, document work, and follow quality and regulatory standards.
Daily Pay
1mo
Save
Mark Applied
Hide
Data Scientist - R&D (AI/ML)
Ames, Iowa, United States
HybridFull Time
3+ YOEBachelor's in CS/Data Science/Math (or equivalent) with 3+ years relevant experience; experience with MLOps, data modeling, SQL/KQL, Python or R, MATLAB, data visualization, and translating insights to business.
Python, R, MATLAB, Databricks, MLflow, Copilot Studio, LangChain, Ollama, SQL, KQL, large language models, RAG databases
2mo
Save
Mark Applied
Hide
MED LAB SCIENTIST ASCP P
Ames, Iowa, United States
OnsiteFull Time
Bachelor's in Clinical Laboratory Science (or related) and MLS registration or registry-eligible (must obtain within 1 year if not registered); phlebotomy, QC/proficiency testing, and broad clinical laboratory knowledge required.
4d
Save
Mark Applied
Hide
New Grad Scientist I - Summer 2027 - Central Division (For Current/Returning HNTB Interns Only)
Austin or Baton Rouge or Dallas or Des Moines or El Paso or Fort Worth or Houston or Kansas City or Little Rock or New Orleans or Oklahoma City or Overland Park or Plano or Round Rock or San Antonio or St. Louis
FieldFull Time
Bachelor's degree in geology, biology, ecology, environmental science, archeology, anthropology, or a related field. Current or previous HNTB internship experience is preferred.
4d
Save
Mark Applied
Hide
New Grad Scientist I - Summer 2027 - Central Division (For Current/Returning HNTB Interns Only)
Dallas or New Orleans or Plano or Kansas City or Round Rock or Houston or El Paso or San Antonio or Des Moines or St. Louis or Fort Worth or Oklahoma City or Overland Park or Baton Rouge or Little Rock or Austin
OnsiteFull Time
Bachelor's degree in geology, biology, ecology, environmental science, archeology, anthropology, or a related field. Current or previous HNTB internship experience preferred.
4d
Save
Mark Applied
Hide
New Grad Scientist I - Summer 2027 - Central Division (For Current/Returning HNTB Interns Only)
Dallas or New Orleans or Plano or Kansas City or Round Rock or Houston or El Paso or San Antonio or Des Moines or St. Louis or Fort Worth or Oklahoma City or Overland Park or Baton Rouge or Little Rock or Austin
FieldFull Time, Internship
Bachelor's degree in geology, biology, ecology, environmental science, archeology, anthropology, or a related field. Requires accurate data analysis, field survey support, scientific research, and safety practices.
2mo
Save
Mark Applied
Hide
Field Application Scientist - Flow Cytometry - 85% Travel
Minneapolis or Milwaukee or Des Moines or Madison or Minnesota or South Dakota or North Dakota or Wisconsin or Iowa
$85k-$100k/yr FieldFull Time
5+ YOEBachelor's in biology or related field, 5+ years flow cytometry experience (clinical/spectral), B2B customer-facing skills, troubleshooting and implementation experience, ability to manage travel-heavy territory.
3w
Save
Mark Applied
Hide
Scientist I (Animal Care) – Biological Quality Control
Des Moines, Iowa, United States
OnsiteFull Time
4+ YOEAssociate degree in veterinary/lab animal tech or 4+ years animal-health experience, AALAS certification, valid driver\u0002s license, ability to lift 50 lbs, weekend/holiday availability, SOP and regulatory knowledge.
Microsoft Office, LIMS
Explore Jobs