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Freelance Science Jobs in Missouri (NOW HIRING)

Jobgether

$6 - $65/hr

A bachelor's, master's, or PhD in computer science, software engineering, or a closely related ... Freelance contract opportunity with flexible remote work. * Pay ranging from $6 to $65 per hour ...

New

Meridial

$8 - $65/hr

Are you a science specialist fluent in Dutch, eager to shape the future of AI? Large-scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high ...

BGBx

VP, Associate Creative Director, Art

Kansas City, MO · On-site

$170K - $200K/yr

As an independent commercial solutions partner to pharmaceutical and life science companies, we ... Recommends and directs freelance contributors * Engages in any personal development necessary to ...

ProPharma Group

With deep domain expertise in regulatory sciences, clinical research solutions, quality & compliance, pharmacovigilance, medical information, and R&D technology, ProPharma offers an end-to-end suite ...

THE GENOME PARTNERSHIP INC

Be Seen First

Senior Manager Marketing & Communications

Saint Louis, MO · On-site

... Scientific Programs & Engagement, and Meetings & Experiences. The role will lead a small in-house marketing and content function, including one direct report, while engaging freelancers, agencies and ...

THE GENOME PARTNERSHIP INC

Be Seen First

Senior Manager Marketing & Communications

Saint Louis, MO · On-site

... Scientific Programs & Engagement, and Meetings & Experiences. The role will lead a small in-house marketing and content function, including one direct report, while engaging freelancers, agencies and ...

ProPharma Group

With deep domain expertise in regulatory sciences, clinical research solutions, quality & compliance, pharmacovigilance, medical information, and R&D technology, ProPharma offers an end-to-end suite ...

ClinChoice

Bachelor's Degree or equivalent University Degree in scientific and/or medical or paramedical ... Senior Clinical Research Associate, Senior CRA, Freelance, Self-employed, Contract, Site Management ...

GW, Inc.

Assistant Developmental Editor

Saint Louis, MO · On-site

$17/hr

... by freelance SMEs/writers; including evaluating for overall quality, spelling, grammar, clarity ... We work on a large number of disciplines, ranging from psychology to political science to criminal ...

GW, Inc.

Associate Developmental Editor

Saint Louis, MO · On-site

$19/hr

Critically evaluating content and assessments written by freelance SMEs/writers and bringing ... We work on a large number of disciplines, ranging from health science to psychology to history to ...

Meridial

$65/hr

Largescale language models are evolving from clever chatbots into powerful engines of scientific discovery. With highquality training data, tomorrow's AI can democratize worldclass education, keep ...

Jobgether

A university degree in Computer Science, Mathematics, Physics, Electrical Engineering, or a related ... Benefits * Fully remote working arrangement across Europe. * Full-time freelance/contract ...

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Freelance Science information

What is a freelance science professional?

A freelance science professional is an expert who offers scientific services or expertise on a contract or project basis, rather than being employed full-time by a single organization. These individuals might conduct research, write scientific articles, consult on scientific projects, or provide data analysis for clients in academia, industry, or publishing. Freelance science professionals often have backgrounds in fields like biology, chemistry, physics, or environmental science, and their work can vary depending on client needs. This flexible role allows them to work with multiple organizations and manage their schedules independently.

How do freelance science professionals typically find and manage projects, and what challenges might they face?

Freelance science professionals often find projects through networking, online platforms, and collaborations with academic or industry contacts. Managing multiple projects can be challenging, especially in balancing workload, meeting diverse client expectations, and handling administrative tasks like invoicing and contracts. Staying organized and maintaining clear communication with clients is essential. Additionally, freelancers must actively seek out new opportunities to ensure a steady workflow and keep their skills current in a rapidly evolving field.

What are the key skills and qualifications needed to thrive as a freelance science writer, and why are they important?

To thrive as a Freelance Science Writer, you need a strong background in scientific disciplines, excellent research skills, and proficiency in clear, accurate writing, typically supported by a degree in science, journalism, or a related field. Familiarity with citation management tools, content management systems, and databases such as PubMed is often expected. Strong communication, self-motivation, and the ability to meet deadlines are essential soft skills in this role. These skills ensure the delivery of credible, engaging science content for diverse audiences while maintaining professional reliability and adaptability.

What is the difference between Freelance Science vs Freelance Data Analyst?

AspectFreelance ScienceFreelance Data Analyst
Required CredentialsScience degrees, research experienceStatistics, data analysis certifications
Work EnvironmentResearch labs, fieldwork, consultingRemote, client sites, data-focused projects
Employer & Industry UsageUniversities, research firms, biotechBusinesses, marketing, finance, tech
Common Search & ComparisonYesYes

Freelance Science involves conducting research, experiments, and scientific consulting, often requiring advanced degrees and lab work. Freelance Data Analysts focus on interpreting data, creating reports, and providing insights, typically with certifications in statistics or data analysis. Both roles are flexible, project-based, and serve different industry needs, but they share similarities in remote work and client engagement.

What are the most commonly searched types of Science jobs in Missouri?

The most popular types of Science jobs in Missouri are:

Freelance Science jobs near you
Infographic showing various Freelance Science job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 21% Part Time, and 4% Contract. Highlights an 73% Physical, 4% Hybrid, and 23% Remote job distribution.

After-School Science Instructor - Part-Time Weekday Afternoons

Mad Science

MO • On-site

$20/hr

Part-time

Re-posted 23 days ago

Job description

Benefits:
  • Great resume builder
  • Fine-tune classroom management skills
  • Fun work environment
  • Free snacks

Turn Curiosity Into Discovery
Mad Science of St. Louis is looking for dependable and engaging instructors to lead hands-on science enrichment programs at elementary schools throughout the St. Louis area.
You do not need to be a scientist or a certified teacher. We provide the curriculum, experiments, equipment, materials, training, and ongoing support. You provide the enthusiasm, professionalism, and ability to create a positive experience for children.
This is a very part-time position intended to supplement and complement another job, college schedule, freelance work, retirement, or other activities.
What the Position Looks Like
Mad Science instructors typically teach 2-4 afternoons per week, depending on their availability and the program schedule.
Each class lasts approximately one hour and generally begins between 3:00 and 4:00 p.m. Instructors travel directly to participating elementary schools and lead groups of approximately 10 to 20 students.
Programs feature exciting, hands-on science activities involving topics such as chemistry, physics, engineering, electricity, space, forces, motion, and more.
Your Responsibilities
As a Mad Science instructor, you will:
  • Lead interactive, hands-on science lessons for elementary-age children
  • Demonstrate experiments and explain scientific concepts in an age-appropriate way
  • Encourage children to participate, ask questions, and explore
  • Prepare and organize materials before each program
  • Clean and repack equipment after class
  • Transport program materials to and from assigned schools
  • Communicate professionally with school staff and the Mad Science office
  • Follow all company, school, and child-safety procedures
  • Arrive at each program prepared and on time
Schedule and Compensation
  • Pay: $20 per hour (Pays 2-hour minimum per assignment)
  • Employment type: Part-time
  • Typical schedule: Two to four weekday afternoons per week
  • Class duration: Approximately one hour
  • Typical starting time: Between 3:00 and 4:00 p.m.
  • Program location: Elementary schools throughout the St. Louis area
  • Training and office location: University City, Missouri

What Mad Science Provides
We make it easy for instructors to deliver a high-quality program. Mad Science provides:
  • Professionally developed science curriculum
  • Detailed lesson plans and teaching instructions
  • Experiments, equipment, and program materials
  • Initial training and ongoing support
  • A flexible, very part-time weekday schedule
  • Opportunities to teach at different schools throughout the area
  • The chance to make science exciting and approachable for children
Required Qualifications
Applicants must:
  • Enjoy working with elementary-age children
  • Be energetic, dependable, patient, and professional
  • Be comfortable speaking in front of and managing a group
  • Be available on at least two weekday afternoons
  • Have a valid driver's license and reliable transportation
  • Be able to travel to schools throughout the St. Louis area
  • Be able to carry and transport program equipment and supplies
  • Be able to follow a structured curriculum and lesson plan
  • Communicate clearly with children, school personnel, and office staff
  • Complete required training and applicable background-screening requirements
Helpful Experience
Experience in any of the following areas is helpful but not required:
  • Teaching, substitute teaching, tutoring, or classroom assistance
  • Camps, childcare, after-school programs, or youth organizations
  • Theater, public speaking, performance, or group presentations
  • Science, technology, engineering, education, or related coursework
  • Coaching or leading activities for groups of children

A science degree and teaching certificate are not required.
Who Does Well in This Position?
Successful Mad Science instructors are enthusiastic presenters who can follow a prepared lesson while making it feel exciting and interactive. They are comfortable being a little theatrical, keeping children engaged, maintaining appropriate classroom boundaries, and adapting when a group needs additional direction.
This position can be a particularly good fit for:
  • College students
  • Substitute teachers
  • Retired educators
  • Teaching assistants
  • Actors and performers
  • Youth-program professionals
  • Individuals looking for meaningful, flexible afternoon work
Learn More and Apply
Learn more about working with Mad Science of St. Louis:
To apply, please complete our online employment application:
Qualified applicants will be contacted regarding the next step in the interview process. Interviews are conducted at our office in University City and generally last a little less than one hour.
Compensation: $20.00 per hour
Mad Science is a powerhouse brand with locations around the globe! For over 35 years, we have sparked imaginative learning through our summer camps, birthday parties, in-class workshops, after-school programs, and special events for kids ages 3-12. Become part of our team and help us inspire the next generation of scientists and engineers. Our locations are always looking for part-time instructors and full-time office staff.

Apply