NewNew Product Development Sr. Conjugation Scientist JobotNew Product Development Sr. Conjugation ScientistSt. Louis, MO$85,000–$130,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Conjugation Scientist, you will be at the forefront of our new product development, using your technical expertise to drive the design and implementation of cutting-edge conjugation processes.
NewNew Product & Optimization, Sr. Scientist JobotNew Product & Optimization, Sr. ScientistSt. Louis, MO$85,000–$130,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Collaborate closely with cross-functional teams, including R&D, Quality Assurance, and Manufacturing, to ensure that the product optimization strategies align with the company's goals and objectives.
NewScientist 1 Pace Analytical ServicesScientist 1Hazelwood, MO$18 / hourAbility to work effectively in a laboratory environment, including standing for extended periods, working around strong odors, and wearing required PPE (lab coat, safety glasses, gloves—all provided by Pace®). See Pace Analytical Privacy Policy at https://www.pacelabs.com/privacy-policy/ and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.
Senior AI Software Engineer-TS/SCI clearances (CI poly preferred) CredenceSenior AI Software Engineer-TS/SCI clearances (CI poly preferred)St. Louis, MOYou will collaborate with cross-functional engineering, data, cloud, and stakeholder teams to deliver scalable, secure, and mission-focused AI capabilities for federal clients, while helping guide technical direction, strengthen engineering practices, and mentor other engineers. Experience designing or implementing agentic AI solutions using frameworks or platforms such as Agent2Agent Protocol, Bedrock Agents, Mastra, CrewAI, Strands, AgentCore, LangChain, or LangGraph.
Propulsion Engineer (Associate or Experienced) BoeingPropulsion Engineer (Associate or Experienced)Hazelwood, MO$91,800–$124,200 / yearThe Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The Flight Systems Engineering Capability is an exciting organization in Boeing Defense, Space & Security responsible for performing Flight Engineering across a large portfolio of products and development programs.
NewQC Microbiologist I ActalentQC Microbiologist ISaint Louis, MO$28–$31 / hourWhat You'll Gain This role provides an excellent opportunity for early-career scientists to develop expertise in GMP microbiology, biological product testing, validation activities, quality systems, and pharmaceutical manufacturing while working alongside experienced microbiology professionals in a highly regulated environment. This role performs routine microbiological testing, supports validation activities, maintains laboratory documentation, and collaborates with cross-functional teams to ensure quality and regulatory compliance.
NewSoftware Certification Engineers (Senior, Lead, or Expert) (Virtual) BoeingSoftware Certification Engineers (Senior, Lead, or Expert) (Virtual)Hazelwood, MO$137,700–$213,900 / yearLevel 5: Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 14+ years of related work experience OR Bachelor’s Degree and 18+ years of directly related work experience OR 22+ years of related, relevant experience. Level 6: Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 20+ years of related work experience OR Bachelor’s Degree and 24+ years of directly related work experience OR 28+ years of related, relevant experience.
NewF-15 Mission Systems Software Engineer (Associate, Experienced, & Senior) BoeingF-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)Berkeley, MO$99,450–$134,550 / yearLevel 4 / Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 9+ years of related work experience OR Bachelor’s Degree and 13+ years of directly related work experience OR 17+ years of related, relevant experience. Level 2 / Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 2+ years of related work experience OR Bachelor’s Degree and 6+ years of directly related work experience OR 10+ years of related, relevant experience.
NewTraffic Civil Engineer III Crawford Murphy & Tilly IncTraffic Civil Engineer IIISaint Louis, MO$75,000–$95,000 / yearYou will contribute to traffic engineering studies, transportation planning efforts, roadway design projects, safety analyses, and multimodal transportation initiatives while continuing to expand your technical expertise, project delivery experience, and professional growth. As a Traffic Engineer III , you'll collaborate with engineers, planners, environmental scientists, technicians, clients, and public and private agency partners to develop transportation solutions that enhance safety, operations, and overall system performance.
NewQC Analyst ActalentQC AnalystSaint Louis, MO$23–$26 / hourThe QC Analyst will perform wet chemistry testing, sample preparation, analytical testing, and documentation activities while ensuring compliance with Good Manufacturing Practices (GMP) and Good Documentation Practices (GDP). We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.
NewQC Microbiologist I **28-31/hr** ActalentQC Microbiologist I **28-31/hr**Saint Louis, MO$28–$31 / hourWhat You'll Gain This role provides an excellent opportunity for early-career scientists to develop expertise in GMP microbiology, biological product testing, validation activities, quality systems, and pharmaceutical manufacturing while working alongside experienced microbiology professionals in a highly regulated environment. This role performs routine microbiological testing, supports validation activities, maintains laboratory documentation, and collaborates with cross-functional teams to ensure quality and regulatory compliance.
New**Analyst (Tech Center)**24/HR Actalent**Analyst (Tech Center)**24/HRSaint Louis, MOJob Description Laboratory AnalystPosition Summary The Technical Center is seeking a Laboratory Analyst to support testing and quality evaluation activities across multiple laboratory groups, including Analytical Testing, Microbiology, Stability, and Materials Testing. Required Qualifications Bachelor's degree in Chemistry, Biology, Microbiology, Biochemistry, Food Science, Biotechnology, Environmental Science, Materials Science, Chemical Engineering, Physics, Animal Science, or a related scientific discipline.
NewMolecular Lab Analyst ActalentMolecular Lab AnalystSaint Charles, MO$28–$32 / hourThis role focuses on executing established testing methods, analyzing results, troubleshooting laboratory processes, supporting quality systems, and maintaining compliance with laboratory procedures and regulatory requirements. The Molecular Lab Analyst (Laboratory Analyst II) performs general sample preparation, DNA extractions, and routine PCR and qPCR testing to support GMO analysis of agricultural and food products.
NewSenior/Lead Data Scientist AmerenSenior/Lead Data ScientistSaint Louis, Missouri$105,100–$204,400 / yearDesigns, develops and programs methods, processes, and systems to consolidate and analyze structured and unstructured, diverse sources to generate actionable insights and solutions for client services and product enhancement. Develops optimal techniques and problem-solves to understand and explore multiple reasons for correlations between disparate data sets; provides coaching on how to transform and clean data into an appropriate form for statistical analysis.
Data Scientist eCommerce Search TalteamData Scientist eCommerce SearchSt. Louis, MOAs a Data Scientist – eCommerce Search, you will play pivotal role in building the next generation of intelligent, high-performing search experiences for our global eCommerce platforms (e.g., sigmaaldrich.com and sigmaaldrich.cn) and build new features and components in our evolving platform, helping to embrace with search metrics, dashboards, model fine tuning. • Machine Learning Model Development: Design, train, and evaluate ranking models (learning-to-rank, neural networks, embedding-based approaches) to optimize search relevance and personalization.
Senior Data Scientist GrvtySenior Data ScientistSaint Louis, MissouriThe ideal candidate is an experienced technical leader who can transform large, complex datasets into actionable intelligence, modernize analytic workflows, and develop scalable solutions that directly support enterprise decision-making and mission success. Your work will include designing compelling visualizations and dashboards that communicate complex findings in a clear, actionable manner, enabling mission partners to integrate data-driven insights into daily operations and strategic planning.
Senior Data Scientist CACI International Inc.Senior Data ScientistSaint Louis, MO$82,100–$172,400 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
Senior Data Scientist BoeingSenior Data ScientistHazelwood, MissouriThe Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Advanced degree (Master's or Doctorate) in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statemen.
Senior Exploitation Specialist / Data Scientist Bart & AssociatesSenior Exploitation Specialist / Data ScientistSaint Louis, MOA Senior is fully capable of meeting all required services without direction, provides technical direction and quality control over lower-level personnel, advises Government leadership on processes and technology, and leads collaboration across NGA and Intelligence Community (IC) analysts to deliver synthesized analysis that is greater than the sum of its parts. As an Exploitation Specialist under the GEO-SPI B labor framework, the successful candidate transforms large and complex geospatial and intelligence data into mission-ready analytic products, automated workflows, and decision-advantage tools.
Data Scientist - Mid CACI International Inc.Data Scientist - MidSaint Louis, MO$69,100–$141,500 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.