7 development intern jobs at 7 companies in Hesperia, CA

1mo
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Intern
Rancho Cucamonga, California, United States
OnsiteInternship
Hillside Community Church
Hillside Community Church: Religious institution providing worship services and community programming.
Internship providing ministry training and leadership development; plan and execute events, foster community connections; 10–20 hours/week from late Aug 2026 to early May 2027.
2mo
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Director, Business Development - International, Licensing & Wholesale
Anaheim, California, United States
$183k-$210k/yr OnsiteFull Time
Pacsun
Pacsun: Sells lifestyle apparel and accessories for teens and young adults.
8+ YOE8+ Mgmt8–12+ years in international business, wholesale, and/or licensing with proven revenue growth and partner management.
4d
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Global Pursuits, Advanced Development Programs
Fort Worth or Palmdale
$128k-$226k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's degree, experience engaging international political/military/industrial stakeholders, leading matrixed teams, familiarity with capture/business development processes, ability to travel internationally, active Secret clearance and eligibility for Top Secret.
2mo
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Chemistry Co-Op Student Intern – Chemistry Compliance Team #705072323
Pomona, California, United States
$20/hr OnsiteInternship
Cal Poly Pomona Foundation
Cal Poly Pomona Foundation: Auxiliary organization providing support services for Cal Poly Pomona.
Currently enrolled in a 4-year Chemistry/Environmental Sciences or related science program; min GPA 2.5; sophomore or junior with ~2 years to graduation.
LIMS, Windows, Laboratory equipment, Chemistry techniques
1mo
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Senior Advancement Officer
Claremont, California, United States
$125k-$140k/yr OnsiteFull Time
The Webb Schools
The Webb Schools: Private college preparatory boarding and day school for secondary students.
5+ YOEBachelor's degree and 5+ years progressive fundraising experience required; proven success securing five- and six-figure gifts; major gift portfolio management, frequent domestic/international travel, CRM proficiency (Raiser's Edge).
Raiser's Edge
1d
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International Marketing Director - Planning and Development (LATAM + CANADA)
Corona, California, United States
$179k-$239k/yr HybridFull Time
Monster Energy
Monster EnergyNASDAQ: MNST: Developer and marketer of energy drinks and beverages.
10+ YOEPreferred bachelor's and MBA, 10+ years marketing experience (FMCG preferred), advanced Microsoft Office (PowerPoint, Excel, Word, Outlook), strategic thinking and leadership, fluent English desired.
Microsoft PowerPoint, Microsoft Excel, Microsoft Word, Microsoft Outlook
1mo
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Moderate/Severe Special Education Secondary Teacher - UNIVERSITY INTERNS ACCEPTED - 2026/2027 School Year
Chino, California, United States
$65k-$136k/yr OnsiteFull Time
Chino Valley Unified School District
Chino Valley Unified School District: Operating public K-12 schools and educational programs.
Valid California Education Specialist credential (Moderate/Severe or Extensive Support Needs) or university intern eligibility; English Learner Authorization; Bachelor’s degree; extensive experience with severely handicapped pupils; ability to develop IEPs and behavior plans.