87 development intern jobs at 52 companies in Winter Haven, FL

1mo
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Development Intern
Lakeland, Florida, United States
OnsiteInternship
One More Child
One More Child: Provides Christ-centered services to vulnerable children and struggling families.
2+ YOEEnrolled in college (event planning, hospitality, or related); 2+ years professional or nonprofit event/fundraising experience; Microsoft Suite experience, Asana preferred; able to lift up to 30 lbs and operate a forklift; strong communication and organizational skills.
Microsoft Suite, Asana, Forklift
6d
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Business Development Intern
Orlando, Florida, United States
OnsiteInternship
AA Metals
AA Metals: Distributes and manufactures aluminum and stainless steel products globally.
Currently pursuing or recently completed Bachelor's in related field; strong Excel and Office skills; interest in business development, supply chain, logistics; communication, organization, and multitasking skills; willingness to learn NetSuite.
Microsoft Excel, Microsoft Office, NetSuite
1w
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Development Intern - Fall 2026
Tampa, Florida, United States
HybridInternship, Part Time
American Lung Association
American Lung Association: Fights for lung health through research, education, and advocacy.
Must be working toward a Bachelor's in Non-Profit Management, Public Health, or related field; eligible for course credit; strong writing, multitasking, teamwork, and computer skills; ability to lift 25 lbs.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Publisher
3mo
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Business Development Skillbridge Intern
Tampa, Florida, United States
HybridInternship
Lukos
Lukos: Provides professional services and training to the federal government.
Bachelor’s degree preferred; secret clearance or higher preferred; internship available.
2w
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Business Development & Capture Intern (Remote Opportunity)
Rockville or Tampa or Raleigh or Washington or Arlington
$40/hr RemoteFull Time
VetsEZ
VetsEZ: Digital transformation and healthcare IT services for government agencies.
Currently pursuing a relevant graduate degree, graduating in 6–12 months, strong analytical, research, writing, presentation, and organizational skills; proficiency with Microsoft Office; ability to obtain government clearance.
Microsoft Office, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Copilot, ChatGPT, Salesforce
1mo
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Research & Development Intern – Citrus Innovation Center
Lakeland, Florida, United States
OnsiteMultiple Commitments Available
International Flavors & Fragrances
International Flavors & FragrancesNYSE: IFF: Develops flavors, fragrances, and specialty ingredients for consumer products.
Currently enrolled college student (sophomore+ or early-stage Master\u0002s) in biology/chemistry/biochemistry/chemical or environmental engineering; basic lab experience; CHM 2045 completed; able to work 16-40 hrs/week; U.S. work authorization; background check and drug screen.
Microsoft Excel, Microsoft Office
2mo
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Intern
Orlando, Florida, United States
OnsitePart Time, Internship
CBRE
CBRENYSE: CBRE: Provides global commercial real estate services and investment management.
Current college junior, senior, or graduate student; strong academic background; experience with Microsoft Office; preferred Salesforce and Tableau; strong presentation, analytical, communication, and organizational skills; must be authorized to work in the US without sponsorship.
Microsoft Office, Salesforce, Tableau
3w
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Development and Special Events Intern
Maitland, Florida, United States
OnsitePart Time, Internship
Make-A-Wish Central & Northern Florida
Make-A-Wish Central & Northern Florida: Fulfills wishes for children facing critical illnesses.
Strong communication, organization, and writing skills; comfortable with cold calling; attention to detail; self-starter. Experience with sales/banquet events and donor research is a plus.
Salesforce, BidPal, TeamRaiser
1d
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Intern, HR Learning and Development
Tampa, Florida, United States
RemotePart Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.
1+ YOEMinimum one year instructional or graphic design experience; strong communication; proficiency in Microsoft Office and ClipChamp; technology savvy; ability to support L&D, communications, and HR Portal tasks.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Teams, Microsoft Outlook, ClipChamp, Acrobat Adobe, Articulate Rise 360, SnagIt, SharePoint, Canva, Kahoot, Oracle
3w
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Unpaid Programming Intern
Tampa, Florida, United States
OnsitePart Time, Internship
Nexstar Media Group
Nexstar Media GroupNASDAQ: NXST: Operates a large network of local television stations.
Seeking a college intern (senior preferred) for a supervised, unpaid, credit-eligible role; advanced skill level, collaborative, previous internship experience a plus.
1mo
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Intern
Winter Park or Orlando
OnsiteInternship, Part Time
Hearst
Hearst: Provides diversified media, information, and business services worldwide.
Paid, hands-on broadcast TV internship developing news writing, producing, reporting, digital and production/studio skills. Must provide cover letter with semester, department preference, availability; attend orientation; work 3 days/week, 8-hour shifts.
1mo
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Intern for the Girl Scout Experience Team
Orlando, Florida, United States
OnsiteInternship
Girl Scouts of Citrus
Girl Scouts of Citrus: Provides youth development and leadership programs for girls.
Unpaid internship supporting youth events and program development; strong communication and organizational skills; available to work in Orlando.
1mo
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Global Development Lead, Internal Medicine (MD, Sr. Director)
New York City or La Jolla or Lake Forest or Kirkland or Bothell or Pearl River or Collegeville or Tampa or Cambridge or Groton
$275k-$458k/yr HybridFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
8+ YOEMD/DO required, 8+ years relevant clinical development experience (cardiology preferred), expertise in global clinical development and regulations (ICH/GCP), clinical leadership and project management, experience managing large teams.
1mo
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College Intern - Chemistry, Biology, Environmental Engineering
Lakeland, Florida, United States
$15-$16/hr OnsiteMultiple Commitments Available
City of Lakeland
City of Lakeland: Provides municipal services, public utilities, and safety for Lakeland.
Enrollment as a senior in an accredited college with a major in Chemistry, Biology, Environmental Engineering, or Microbiology; resume required; PC and Microsoft Office skills; knowledge of laboratory safety and principles.
Microsoft Office
13h
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Environmental Resource Permit Student Intern (9016)
Tampa, Florida, United States
$16/hr OnsitePart Time
Southwest Florida Water Management District
Southwest Florida Water Management District: Manages water resources and flood protection in west-central Florida.
Enrolled college student with high school diploma, valid driver’s license, minimum GPA 2.5 (undergrad) or 3.0 (graduate); able to conduct field visits, research records, and prepare professional correspondence.
1mo
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Raptor Trauma Clinic Intern
Maitland or United States
$19/hr OnsitePart Time, Internship
National Audubon Society
National Audubon Society: Protects birds and their habitats through science and advocacy.
High school diploma required; current students or recent grads in animal science/biology preferred. Prior wildlife handling or animal medicine experience desirable. Strong communication, interpersonal, and organizational skills required.
1w
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Intern, Medical Affairs (Fall 2026)
Tampa, Florida, United States
$18-$20/hr OnsiteInternship, Part Time
Axogen
AxogenNASDAQ: AXGN: Develops and markets surgical solutions for peripheral nerve repair
Currently pursuing a BS/MS/PhD in biomedical/mechanical/bioengineering or related field; able to work ≥15 hrs/week Mon–Thu 8–5 EST; pass drug screen; research, data analysis, and scientific writing skills required.
PubMed, Google Scholar, Embase
2mo
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Manager, Internal Fabrication & Metrology Tool Development
Orlando, Florida, United States
OnsiteFull Time
LightPath Technologies
LightPath TechnologiesNASDAQ: LPTH: Manufactures precision optical components and infrared imaging systems.
7+ YOE3+ MgmtLead a multidisciplinary team; develop internal fabrication and metrology systems; ensure AS9100/ISO17025; 7+ years in precision instrumentation; 3+ years leadership; ITAR authorization.
LabVIEW, Python, MATLAB
1mo
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Senior International Capability Development SME (FL, Tampa, MacDill AFB)
Tampa or Nashua
OnsiteContract
Arrow Security & Training
Arrow Security & Training: Provides specialized military training and instructional support to government agencies.
15+ YOERequires SOF selection qualification, a related bachelor's degree, security cooperation training or comparable international military experience, and minimum 15 years combined SOF and regional experience; experience assessing partner-nation SOF, developing capability roadmaps, and coordinating international training/exercises.
3w
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IAE Software Engineering Intern - Fall 2026
Tampa, Florida, United States
$18/hr OnsiteMultiple Commitments Available
University of South Florida
University of South Florida: Public research university offering undergraduate and graduate degree programs.
U.S. citizenship, pursuing a Bachelor's in a technical discipline, junior/senior standing, min 3.0 GPA, experience with Java/Python/JavaScript preferred, strong troubleshooting and communication skills.
Java, Python, JavaScript, AWS