53 Results for

Summer Jobs in Clayton, MO

Jobs

St Louis, MO8 days ago

Full-time
Employee

Want to live in the mountains for the summer and/or fall season (short-term living accommodations available on-site for $170/week if you are from outside the area, that includes: dormitory style rooms, utilities, internet, laundry, 3 daily buffet style meals). You’ll help create a welcoming, comfortable stay for guests by keeping cabins, lodge rooms, and shared spaces clean and ready.

St. Louis, MO30+ days ago

Temporary

As a Camp Counselor, you will be an active participant in all camp activities and will assist your Camp Director with a variety of daily tasks, all with the goal of creating a memorable and meaningful camp experience for your campers. We partner with over 230 private clubs all over the country to implement traditional-style day camps for elementary-aged children.

St. Louis, MO23 days ago

Temporary

St. Louis, MO30+ days ago

$22–$35 Per Hour

To be considered, candidates must demonstrate the following qualifications through their resume, including relevant coursework, school projects, internships, co-ops, or professional experience: + Education: Currently enrolled in a Bachelor’s or Master’s program in technical disciplines such as Computer Science, Data Science, Cybersecurity, Engineering, or a closely related field. Build Community & Connections: Our interns thrive in a vibrant, supportive community—connecting through curated events, cross-functional projects, employee resource groups, and peer-driven initiatives that foster lasting relationships and professional growth.

O'Fallon, MO30+ days ago

O'Fallon, Missouri, has grown from small, rural roots into a thriving City that is home to international employers and more than 1,800 local businesses. This person should be someone who can be relied upon to provide excellent care for children attending our various camps throughout the summer camp season.

St. Louis, MO30+ days ago

$23–$24 Per Hour

These states include: Alabama, Alaska, Arizona, Arkansas, Delaware, Florida, Georgia, Hawaii, Idaho, Iowa, Kansas, Maryland, Massachusetts, Michigan, Nebraska, Ohio, Pennsylvania, Texas, Utah, Vermont, and Washington State._. If you will be working at home occasionally or permanently, the internet connection must be obtained through a cable broadband or fiber optic internet service provider with speeds of at least 10Mbps download/5Mbps upload.

St. Louis, MO30+ days ago

Temporary

As you manage campers, their families, club logistics, your small staff team and other camp happenings, you will be truly supported by the KE Camps Year-Round Office all the way. Our Camp Directors have real ownership over their camp programs and enjoy infusing their own creativity and talents into their weekly schedules.

St. Louis, MO30+ days ago

St. Louis, Missouri30+ days ago

$2,000–$5,000 Per Month

At Premier, our founders started as college grads chasing an opportunity — and built one of America’s most respected roofing companies. Build leadership, resilience, and goal-setting skills that will serve you long after summer ends.

New!

Festus, MOToday

$18–$22 Per Hour

This is an excellent opportunity for a student pursuing a degree in Accounting, Finance, or Business Administration who wants meaningful real-world accounting experience beyond basic administrative tasks. This internship offers hands-on experience in accounting operations, payroll support, accounts payable/receivable, job costing, and construction accounting within a fast-paced HVAC environment.

St. Louis, MO30+ days ago

University City, MO23 days ago

Temporary

In the event of an emergency and/or a required evacuation, the incumbent may be required to remain at work to provide needed services or perform essential duties for the benefit of the general public including services or duties different from those performed in the normal course and scope of the position. Under the direct supervision of the SEP Director and Recreation Supervisor, this position performs responsible work in the development and implementation of recreational activities designed to improve the quality of life of our program participants.

University City, MO23 days ago

Temporary

In the event of an emergency and/or a required evacuation, the incumbent may be required to remain at work to provide needed services or perform essential duties for the benefit of the general public including services or duties different from those performed in the normal course and scope of the position. Under the direct supervision of the SEP Director, this position performs responsible work in the development and implementation of recreational activities designed to improve the quality of life of our program participants.

University City, MO23 days ago

Temporary

In the event of an emergency and/or a required evacuation, the incumbent may be required to remain at work to provide needed services or perform essential duties for the benefit of the general public including services or duties different from those performed in the normal course and scope of the position. Under the direct supervision of the Recreation Supervisor, this position performs responsible work in the development and implementation of recreational activities designed to improve the quality of life of our program participants.

St. Louis (Mooney Park), MO30+ days ago

If hired, you will work in person in a schooled-aged camp setting to provide supervision, care, program delivery, and services per Steve & Kate's Camp and Bright Horizons’ policies, procedures and guidance, in compliance with any applicable laws and regulations, and in a manner that will ensure the safety of children in Steve & Kate's Camp's care and the employee. This position requires the employee to comply with all applicable federal, state, local, Steve & Kate's Camp, Bright Horizons’, and client site requirements concerning immunizations, employment physical/screening, and health and safety training.

Earth City, MO30+ days ago

$18–$19

This is a fantastic chance to gain essential work experience, make some extra cash, and collaborate with a wonderful team in the moving and storage sector. You’ll master the art of moving, enhance your teamwork skills, and forge lasting friendships—all while having a blast!

Saint Louis, MO30+ days ago

$21–$23 Per Hour

Crothall has almost 30,000 dedicated team members across its core services, which include: Environmental Services, Patient Transportation, Patient Observation, Facilities Management, Healthcare Technology Solutions, Ambulatory Services, and Sterile Processing. As an intern with Crothall you will have the opportunity to perform/assist in a variety of duties to include the overall cleanliness of the hospital, managing, scheduling, and training of the frontline team members, vendor relations, and patient experience efforts, and more.

St. Louis, Missouri23 days ago

A trusted partner and preferred operator for Hilton, Hyatt, Kimpton, Marriott, and Margaritaville, Davidson offers a unique entrepreneurial management style and owners' mentality that provides the individualized personal service of a small company, enhanced by the breadth and depth of skill and experience of a larger company. In keeping with the company's heritage of delivering value to its owners and team members, Davidson offers a rich benefit program with a variety of benefits designed to enrich the lives and well-being of our team members and their families.

St. Louis, MO7 days ago

With more than 10,000 team members and over 400,000 supplies, Bunzl is recognized as a leading supplier across North America—and proudly certified as a Great Place to Work®. The Environmental Health & Safety (EHS) Intern will support the EHS team with a primary focus on updating policies, procedures, and documentation, as well as assisting with audit templates and guidelines.

Cottleville, MO30+ days ago

SCC Summer Camps provide hands-on experience in specialized fields such as science, engineering, technology, chemistry, math, language arts & literature, computer science, career exploration, visual arts, performing arts, culinary, and sports. Communicate effectively with staff, assistants, campers, and parents, including sharing any issues that arise, and reporting all safety and/or health issues in a timely manner to the Program Specialist and Lead Support Staff .

Bridgeton, MO30+ days ago

With nearly 40,000 team members, travel stops are the core business along with products and services that provide value for professional drivers, fleets, traveling public, RVers, alternative energy and wholesale fuel customers. Our interns work alongside seasoned leaders to learn facility operations, team management, and exceptional customer service, all while helping professional drivers and travelers get back on the road quickly.

St. Louis, MO30+ days ago

Full-time

From homes and workplaces to infrastructure and precious landmarks, RPM’s market-leading brands are trusted by consumers and professionals alike to help build a better world. This immersive 12-week program (Anticipated: May 18, 2026 - August 7, 2026), offers a unique opportunity to gain valuable experience, build lasting connections, and make a meaningful impact—all before heading back to campus.

St. Louis, MO22 days ago

$16–$22 Per Hour

You will learn how to become a true H.U.N.K and that starts with looking, acting and being a friendly College Hunk – starting with the uniform (shirt tucked in, hat straight, pants at waist), and continuing with your attitude (smiles and eye contact). At College Hunks Hauling Junk and College Hunks Moving you will learn a variety of skills that can translate to almost any field you endeavor to peruse.

Saint Charles, MO20 days ago

Learn to operate a forklift to load and unload flatbed trailers as well as pull-behind trailers connected to pick-up trucks. We are looking for a Warehouse Specialist who will help ensure the smooth and safe running of outdoor stockyard activities through the summer months.

Earth City, MO30+ days ago

$17–$19

As a key player on our summer crew, you’ll engage in hands-on work that keeps you active and helps families and businesses transition smoothly to their new locations. You’ll learn the ins and outs of moving, develop teamwork skills, and build lasting friendships while having fun!

St Louis, MO19 days ago

Deliver quality, educational instruction to elementary and middle school-aged students in a class and one-on-one environment from the provided curriculum for STEM topics including AI - Artificial Intelligence,Coding, Robotics, Minecraft, Roblox, Game Design, Video Production for YouTube, STEM & Medicine, 3D Modeling, All-Girls STEAM, Science, Digital Art, Graphic Design, Filmmaking, Digital Animation, and more. Lavner Education, one of the world's leading EdTech companies for kids, powers the Lavner Camps, Tech Revolution, Lavner IQ, and Lavner Fitness brands, offering year-round camps, classes, tournaments, and online tutoring to kids worldwide.

Belleville, Illinois8 days ago

Illinois Mathematics and Science Academy (IMSA) is hiring two teachers for its inquiry-based, hands-on summer drone program in O’Fallon. 22.5 hours of teaching, classroom set up and take down during June 8-12: 12noon - 4:30 pm (Program runs M-F, 1 – 4pm).

O'Fallon, MO30+ days ago

$23–$28 Per Hour

Program Components: • Impactful assignments that drive business results • Networking sessions and leadership speakers’ series • Volunteer and team building experiences Program Qualifications: • Currently enrolled in an undergraduate or accelerated graduate program graduating Dec 2027 to June 2028 • Ability to partner across the organization • Proficient with Microsoft Office Suite (e.g., Excel, PPT) and CRM preferred • Strong analytical and organizational skills • Excellent communication skills and attention to detail • Ability to work independently and as part of a team • Familiarity with project management tools (e.g., Smartsheet, SharePoint, or similar) preferred Application Process: • Submit your application • If eligible, receive invitation for a one-way digital interview; this includes answering pre-recorded interview questions that advance your application • If recommended further, receive invitation for final round interview(s); you will have the opportunity to meet with us virtually to learn more about our business and culture Compensation: $23- $28/ hour This role is not eligible for Mastercard’s work authorization sponsorship. As a Real Estate Services Intern, you will support day-to-day facilities operations, assist with project management activities, and help oversee onsite café services to enhance workplace experience, operational efficiency, and vendor performance.

St. Louis, Missouri24 days ago

A trusted partner and preferred operator for Hilton, Hyatt, Kimpton, Marriott, and Margaritaville, Davidson offers a unique entrepreneurial management style and owners’ mentality that provides the individualized personal service of a small company, enhanced by the breadth and depth of skill and experience of a larger company. In keeping with the company’s heritage of delivering value to its owners and team members, Davidson offers a rich benefit program with a variety of benefits designed to enrich the lives and well-being of our team members and their families.

New!

Eureka, MO5 days ago

Temporary

As a Rides Team Member at Enchanted Parks, you'll help guests enjoy their favorite rides safely while working in a fun, fast‑paced outdoor environment. This is a great summer job for teens and young adults who enjoy working with people, staying active, and being part of the park's excitement.

Eureka, MO23 days ago

Temporary

As a Security Officer at Enchanted Parks, you'll help create a safe, welcoming environment for guests and team members while working in an energetic, outdoor setting. This role is ideal for responsible young adults who are confident, observant, and enjoy helping people while keeping things running smoothly.

New!

Eureka, MO3 days ago

Temporary

By applying for employment, you acknowledge that Enchanted Parks may obtain consumer reports and/or investigative consumer reports for employment purposes, as defined by the Fair Credit Reporting Act (FCRA). Applicants have the right, upon written request and after a background check is completed, to receive information regarding the nature and scope of any investigative consumer report obtained.

New!

Eureka, MO3 days ago

Temporary

By applying for employment, you acknowledge that Enchanted Parks may obtain consumer reports and/or investigative consumer reports for employment purposes, as defined by the Fair Credit Reporting Act (FCRA). As a Retail Team Member at Enchanted Parks, you'll work in park shops helping guests find souvenirs, ringing up purchases, and keeping stores clean and stocked.

Eureka, MO8 days ago

Temporary

This is a great summer job for teens and young adults who enjoy staying active, working outdoors, and being part of a team that makes a big difference for guests. As a Park Services Team Member, you'll play a key role in maintaining clean restrooms, walkways, and guest areas throughout the park.

New!

Eureka, MO5 days ago

Temporary

As a Food & Beverage Team Member at Enchanted Parks, you'll help serve food and drinks, interact with guests, and be part of a fast‑paced, upbeat team that helps create great park memories. This role is perfect for teens and young adults looking to earn money, gain work experience, and enjoy awesome park perks.

Eureka, MO8 days ago

Temporary

This role focuses on receiving calls for service, extracting vital information, dispatching appropriate personnel, and accurately recording all activities in a computer-aided dispatch (CAD) system. This role is a great fit for responsible young adults who are observant, professional, and comfortable interacting with guests in a fast‑paced setting.

Kirkwood, MO23 days ago

Temporary

Here at the City of Kirkwood Parks and Recreation Department, we intentionally foster collaboration, innovation, and inclusion in order to provide the highest quality services around. Our swim instructors provide group and private swim lessons for all ages and abilities at the Aquatic Center.

New!

Bridgeton, MO2 days ago

Hogan Transportation is a 100-year-old full-service, multi-faceted transportation company operating throughout North America with a tradition of unparalleled, personalized service to clients, utilizing first-class equipment and advanced technology. Associate’s degree in Accounting, Finance, or related field preferred; equivalent relevant experience considered.

Chesterfield, MO16 days ago

Qualifications * Currently pursuing a degree in Engineering, Engineering Technology, Manufacturing, Logistics, or a related field * Strong organizational skills and attention to detail * Comfortable working in a hands on lab or workshop environment * Self motivated and able to work independently on open ended organization projects * Physically able to lift and move equipment up to 50 lbs * Basic familiarity with electronic components, hand tools, or automation hardware is a plus, but not required Learning Opportunities * Exposure to automation engineering hardware, tools, and lab workflows * Practical experience in inventory management and technical organization * Understanding how lab organization directly impacts engineering efficiency, safety, and productivity * Opportunity to interact with engineers and technicians in a real world automation environment This individual will be self driven & intentional about enablement of our engineers & techs to have safe & proper setup to execute automated work on agriculture equipment. Key Responsibilities * Workspace Organization & Decluttering Clean and reorganize engineering lab benches, tool areas, cabinets, and shared workspaces to improve safety, accessibility, and efficiency.

St. Louis (Mooney Park), MO30+ days ago

St. Louis, MO30+ days ago

Assist sales project managers in scheduling, coordinating, and presenting when necessary at workshops, seminars, lunch and learns and other business development opportunities. Louis and proudly employee‑owned through our ESOP, we are the nation's largest specialty contractor, restoring and protecting building envelopes through expertise in facades, concrete, roofing, and waterproofing.

St. Charles, MO24 days ago

Intern

The intern will work directly under the guidance of a senior finance leader with deep experience in enterprise budgeting and forecasting, financial systems implementation (ERP/EPM platforms), data architecture and analytics, and executive-level financial planning and reporting. The intern will work alongside senior leadership to help design and build approximately 50 operating budgets, while contributing to the transformation of how financial data is structured, analyzed, and utilized across the organization.

St. Louis, Missouri30+ days ago

We’ve grown to become the leading provider of integrated entertainment, sports content, and casino gaming experiences thanks to our 43 destinations across North America, online sports betting and iCasino via ESPN BET and theScore Bet Sportsbook and Casino®. You’ll work with an incredibly diverse set of co-workers driven by their enthusiasm for helping people find and have more fun.

Eureka, MO23 days ago

Temporary

In this role, you'll use cool electronic screening tools, monitor entry points, and help ensure that every guest and team member enters the park safely and with a smile. Operate walk‑through screening devices, x‑ray machines, handheld wands, and other enchanted tech to safely screen guests and team members.

O'Fallon, Missouri30+ days ago

St. Louis, Missouri30+ days ago

We’ve grown to become the leading provider of integrated entertainment, sports content, and casino gaming experiences thanks to our 43 destinations across North America, online sports betting and iCasino via ESPN BET and theScore Bet Sportsbook and Casino®. Base salary is just one component of our competitive Total Rewards package, which includes wellness programs designed to support our team members' financial, physical, and mental well-being.

St. Louis, Missouri13 days ago

Temporary

We’ve grown to become the leading provider of integrated entertainment, sports content, and casino gaming experiences thanks to our 43 destinations across North America, online sports betting and iCasino via ESPN BET and theScore Bet Sportsbook and Casino®. Physically mobile with reasonable accommodations including ability to push, pull, carry, and lift up to 25 lbs., and the ability to push, pull, reach, bend, twist, stoop, stack, crouch, kneel, and balance when performing job duties in varying work areas such as confined spaces.

St. Louis, MO23 days ago

We are dedicated to building a diverse community of individuals who are committed to contributing to an inclusive environment- fostering respect for all and welcoming individuals from diverse backgrounds, experiences, and perspectives. Accurately complete all required documentation and paperwork, including daily student reports and end of summer workplace evaluations.

Edwardsville, IL23 days ago

The Summer Job Coach is responsible for the day-to-day operation of the Summer Work Experience program site including work site training of the summer participants, maintaining quality instruction, administering onsite social skills training, and setting goals for the participants. The BCI Skills Center creates vocational training programs in partnership with local businesses that result in direct, competitive jobs for students after graduation.

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Summer Jobs in Clayton, MO

Jobs

Housekeeping Staff (Summer and/or Fall 2026). Live and Work in the Colorado RockiesYMCA of the Rockies

Summer Day Camp Counselor-InternKE Camps

Summer Day Camp CounselorKE Camps

Technology Development Program (TECDP) Summer Internship 2026The Cigna Group

Day Camp Counselor - Summer Camp SeasonCity of O'Fallon

Finance Summer InternshipThe Cigna Group

Summer Day Camp DirectorKE Camps

Pharmacy Underwriting Summer Internship ProgramThe Cigna Group

2026 Paid Summer Internship – Sales Representative at Premier RoofingPremier Roofing Company

Summer Accounting InternCrystal Heating and Cooling

Express Scripts Summer Intern - 2026The Cigna Group

Human Resources Leadership Development Program - Summer Intern (On-Site)The Cigna Group

Summer Enrichment Program Inclusion CounselorCity of University City

Summer Enrichment Program CounselorCity of University City

Summer Enrichment Program DirectorCity of University City

Summer Field Trip Camp Counselor - St. Louis (Mooney Park)Steve & Kate's Camp

Summer Team Members Needed - Perfect for Logistics and Supply Chain StudentsDodge Moving and Storage

Environmental Services Intern (SUMMER) / Crothall Healthcare, St. Louis Children's HospitalCompass Group, North America

*Westin St. Louis J1 Participants Apply Here - Summer 2026Davidson Hospitality Group

EHS Intern - Summer 2026BUNZL

Community Education Summer Camp InstructorsSt. Charles Community College

Retail Management Intern - Summer 2026)Love's Travel Stops & Country Stores

Marketing: Graphic Design Intern - Summer 2026Carboline Global Inc.

Summer All-StarsCollege Hunks Hauling Junk & Moving

Warehouse Specialist - Summer SeasonalFence and Deck Depot

Summer Team Crew Member Needed - Perfect for College and HS StudentsDodge Moving and Storage

Paid STEM Instructor/Intern - Summer PositionLavner Education

Summer Camp Drone Instructors- Metro EastIllinois Mathematics and Science Academy

Real Estate Services Intern, Summer 2026 - St. Louis, MOMasterCard

*Westin St. Louis J1 Participants Apply Here - Summer 2026The Westin St. Louis

Rides Team Member (Ages 16+) – Summer Seasonal JobSix Flags St. Louis LLC

Security Officer – In Park (Ages 21+) – Summer Seasonal JobSix Flags St. Louis LLC

Admissions Team Member (Ages 16+) – Summer Seasonal JobSix Flags St. Louis LLC

Retail Team Member (Ages 16+) – Summer Seasonal JobSix Flags St. Louis LLC

Park Services Team Member (Ages 16+) – Summer Seasonal JobSix Flags St. Louis LLC

Food & Beverage Team Member (Ages 16+) – Summer Seasonal JobSix Flags St. Louis LLC

Public Safety Dispatcher (Ages 18+) – Summer Seasonal JobSix Flags St. Louis LLC

Swim Instructor, Part-Time SummerCity of Kirkwood

Insurance Summer InternHogan

Summer Associate– Automation TeamBelcan

Summer Field Trip Camp Assistant Director - St. Louis (Mooney Park)Steve & Kate's Camp

2026 Summer/Autumn Internship ApplicationWestern Specialty Contractors

Real Estate & Analytics Intern $25 (Summer Intern)Arrow Senior Living

*RSL J1 Students Apply Here - Summer 2026River City Casino & Hotel

Access Control Associate (Ages 18+) - Seasonal Summer JobSix Flags St. Louis LLC

Maintenance Summer Intern - O'Fallon, MOTrue Manufacturing

*HCSL J1 Students Apply Here - Summer 2026Hollywood Casino St. Louis

Summer Concert Parking Lot AttendantHollywood Casino St. Louis

Summer Work Experience (SWEP) Coach (Part-Time)Paraquad, Inc.

Summer Job Coach PART TIMEBoone Center Inc

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