106 development intern jobs at 60 companies in West Chester, PA

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Professional Development Intern
Havertown, Pennsylvania, United States
HybridInternship
Child Guidance Resource Centers
Child Guidance Resource Centers: Mental health and developmental services for children and families.
Develop training materials, assist with in-person and virtual trainings, create marketing materials, collect evaluation data, and learn behavioral health instructional design.
Microsoft PowerPoint
7h
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Development Donor Events Intern - Fall 2026
Media, Pennsylvania, United States
$15/hr OnsiteMultiple Commitments Available
Natural Lands
Natural Lands: Conserves natural land and connects people to nature.
Organized, reliable intern able to support donor events, work with the public, perform physical tasks, maintain confidentiality, and work 20 hours weekly. Requires driver's license, transportation, good driving record, and Microsoft Office proficiency.
Microsoft Outlook, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
2w
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Research & Development - PhD Engineering Intern
Lexington or Allentown or Providence or Louisville
OnsiteInternship
PPL
PPLNYSE: PPL: Provides regulated electricity and natural gas services to customers.
Pursuing a PhD in Engineering (ABET), minimum 3.0 GPA, available part-time during semesters and full-time in Summer 2026, interest in renewable energy and willingness to travel for R&D projects.
2mo
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Associate Director of Development, International
Philadelphia, Pennsylvania, United States
$77k-$105k/yr HybridFull Time
University of Pennsylvania
University of Pennsylvania: Research university offering higher education and healthcare services.
3+ YOEBachelor's degree and 3+ years development experience, proven solicitation of six-figure gifts, knowledge of international cross-border giving, valid passport and U.S. driver's license, extensive international travel, strong communication and planning skills.
2mo
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Associate Director of Development, International
Philadelphia, Pennsylvania, United States
$77k-$105k/yr HybridFull Time
University of Pennsylvania
University of Pennsylvania: Provides higher education and conducts academic research.
3+ YOEBachelor's degree and 3+ years development experience; experience soliciting six-figure gifts and international fundraising; extensive international travel; passport and U.S. driver's license required; strong communication and planning skills.
6d
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Legislative Planning Intern - Planning and Development 
Philadelphia, Pennsylvania, United States
$18/hr OnsiteFull Time
City of Philadelphia
City of Philadelphia: Provides municipal services and governance to the city of Philadelphia.
Undergraduate studies in history, public policy, or planning; research, PDF editing, Adobe Writer, and Microsoft Office skills. Submit a cover letter, resume, and writing sample.
Adobe Writer, Microsoft Office
2w
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Smart Growth Intern
Philadelphia, Pennsylvania, United States
$19-$22/hr HybridInternship, Part Time
Delaware Valley Regional Planning Commission
Delaware Valley Regional Planning Commission: Metropolitan planning organization for the greater Philadelphia region.
Must have completed at least one year of college or be enrolled in a master's program; interest/experience in housing, zoning, or real estate development; strong writing, verbal, and graphic communication; Microsoft Office, GIS, Adobe skills preferred.
Microsoft Office Suite, GIS, Adobe Creative Suite
6d
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Summer Leadership Development Intern - Underwriting
Princeton or Chicago or Philadelphia or Atlanta or New York City
$25-$27/hr HybridMultiple Commitments Available
Munich Re
Munich ReFrankfurt Stock Exchange: MUV2: Global provider of reinsurance, insurance, and risk management solutions.
Open to junior undergraduates or first-year graduate students with a 3.25+ GPA, strong communication, analytical, strategic, technical, leadership, curiosity, and self-motivation skills.
CPT, OPT
4w
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Business Development Director, Sr.
Pottstown, Pennsylvania, United States
$152k-$243k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
15+ YOE15+ years international business development in defense, proven capture and closing of complex opportunities, knowledge of FMS/DCS and export compliance, US citizenship, secret clearance preferred, proficiency with Salesforce and MS Office, ability to travel ~50%.
Salesforce, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Outlook
2mo
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Senior Director, Clinical Development
Conshohocken, Pennsylvania, United States
$330k-$403k/yr OnsiteFull Time
Madrigal Pharmaceuticals
Madrigal PharmaceuticalsNASDAQ: MDGL: Develops and commercializes therapeutics for metabolic dysfunction-associated steatohepatitis.
10+ YOE5+ MgmtMD or MD/PhD; 10+ years clinical development; board certification in Internal Medicine, Gastroenterology, Endocrinology, Hepatology or related field; strong regulatory leadership; trial design and cross-functional leadership.
Clinical Development Tools, IND/MAA Submissions, Data Monitoring Committees, PK/PD, Biomarker Analysis
2w
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Global Vice President, Business Development Nuclear
Houston or Sofia or Reading or London or Edmonton or Markham or Calgary or Toronto
OnsiteFull Time
Worley
WorleyASX: WOR: Provides engineering and project delivery services for energy and resources.
Executive with deep nuclear industry expertise, P&L leadership, international major-project delivery experience, strong client network, ability to develop and execute sub-sector strategy; engineering degree or equivalent.
2mo
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Global Development Lead, Internal Medicine, Sr. Director (non-MD)
Collegeville or La Jolla or Bothell or Pearl River or New York City or Cambridge or Groton or United Kingdom or Walton Oaks or Collegeville
$215k-$358k/yr HybridFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
8+ YOEPhD or PharmD; 8+ years in clinical development (Phase 1-3); expertise in weight management or internal medicine; strong leadership and communication.
2d
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Student Research Intern
Newark, Delaware, United States
$15/hr OnsiteMultiple Commitments Available
Delaware Technical Community College
Delaware Technical Community College: Provides higher education and vocational training programs.
High school diploma or GED plus post-secondary coursework or specialized training in the field of study; requires technical knowledge, computer skills, accurate record keeping, communication, and teamwork.
computers
2mo
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NTP- Stipend Intern- Non HCW- JB
Philadelphia, Pennsylvania, United States
$1-$18/hr OnsitePart Time
Children's Hospital of Philadelphia
Children's Hospital of Philadelphia: Pediatric hospital providing specialized medical care and research.
High school diploma/GED required; prior research internship preferred; proficiency with Microsoft Office preferred; strong communication, organization, and attention to detail.
Microsoft Office
1mo
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Pharmacy Intern Grad
Delran, New Jersey, United States
$34-$45/hr OnsiteFull Time
Walgreens
Walgreens: Retail pharmacy providing prescriptions and health and wellness products.
Candidate must be pursuing or willing to obtain a PharmD and pharmacist licensure; must be or become a certified immunizer within 90 days; supports medication dispensing, patient counseling, pharmacy operations and staff development.
Intercom Plus, StoreNET
1w
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Soil Health Intern
Lancaster or Reading or Harrisburg or Pennsylvania
$20/hr HybridMultiple Commitments Available
Pasa Sustainable Agriculture
Pasa Sustainable Agriculture: Cultivates sustainable farms and equitable food systems through education.
Agriculture, biology, ecology, or related science background; driver's license, insured vehicle, transportation, field or lab experience, remote communication skills, and ability to lift 40 pounds and work outdoors.
Google Workspace
2mo
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Intern - State Farm Agent Team Member
Philadelphia, Pennsylvania, United States
$13-$20/hr OnsitePart Time
Jeff Gottesman State Farm Agency
Jeff Gottesman State Farm Agency: Independent insurance and financial services agency offering personalized coverage and financial planning.
Part-time internship with focus on lead development, appointment scheduling, and assisting clients; bilingual Spanish or Russian preferred; strong interpersonal, communication, and self-motivation skills; detail oriented.
2w
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Public Health Fall Intern
Norristown, Pennsylvania, United States
OnsiteInternship
Montgomery County
Montgomery County: Provides local government services and judicial administration for county residents.
Currently pursuing a bachelor's or higher in public health-related field; strong written/verbal communication; Microsoft Office proficiency; required clearances (child abuse, PA criminal record, FBI fingerprint); unpaid internship with academic credit assistance.
Microsoft Office
2mo
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Sales Development Representative
Philadelphia or New Jersey or Horsham
$43k-$71k/yr RemoteFull Time
RELX
RELXLondon Stock Exchange: REL: Provides information-based analytics and decision tools for professional customers.
1+ YOEApproximately 12 months B2B internal sales experience (SaaS/software/data preferred); strong written/verbal communication; proficiency with Salesforce, Microsoft Office, HubSpot, LinkedIn, ZoomInfo; target-driven and collaborative.
Salesforce, LinkedIn, ZoomInfo, HubSpot, Microsoft Office
2mo
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Sales Development Representative
Philadelphia or New Jersey or Horsham
$43k-$71k/yr RemoteFull Time
LexisNexis
LexisNexisNYSE: RELX: Global provider of legal, regulatory, and business information analytics.
1+ YOEApproximately 12 months B2B internal sales experience preferred (SaaS/software ideal); strong written and verbal communication; proficiency with Salesforce, HubSpot, Microsoft Office; ability to meet weekly/monthly targets and use metrics.
Salesforce, LinkedIn, ZoomInfo, HubSpot, Microsoft Office