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info@arcternventures.com
Intern, Marketing
Harbinger
Marketing & Communications
Garden Grove, CA, USA
USD 25-35 / hour
Posted on Oct 15, 2025
About Harbinger
Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger’s best-in-class team of EV, battery, and drivetrain experts have pooled their deep experience to bring a first-of-its-kind EV platform to support the growing demand for medium-duty EVs and Hybrids. Harbinger: Familiar Form, Revolutionary Foundation.
Job Summary:
We’re looking for a Marketing Intern to join Harbinger’s fast-growing team during a high-impact period of expansion. This role is perfect for someone who’s creative, organized, and eager to gain hands-on experience in event marketing, marketing operations, and content execution. You’ll play a critical role in supporting the marketing team as we scale our lead generation, dealer enablement, and brand awareness initiatives to reach our Q4 sales targets.
You’ll gain exposure to multiple facets of marketing—from helping coordinate trade shows and branded activations to gaining experience in HubSpot, managing marketing assets, and assisting with performance tracking.
Job Responsibilities:
- Event Marketing & Brand Activations
- Support planning, logistics, and execution of key events (e.g., industry expos, dealer trainings, Harbinger ride & drives, and sponsorship activations).
- Coordinate materials and assets needed for events: signage, brochures, giveaways, and product displays.
- Assist in on-site event support including setup, brand booth organization, etc.
- Marketing Operations & Campaign Support
- Support automated email sequences and performance reporting.
- Collaborate with sales and operations to ensure accurate lead handoff and routing.
- Assist with lead enrichment and CRM organization using tools like HubSpot and Clay.
- Content & Asset Coordination
- Support the creation and organization of marketing materials including spec sheets, one-pagers, and promotional collateral.
- Help manage updates to Harbinger’s website, internal resources, and dealer resources.
- Draft or refine event-related social media copy and content for LinkedIn or internal communications.
- Review marketing assets for alignment with brand standards.
- Support asset version control to ensure consistency across files, templates, and platforms.
- Collaborate with creative partners or agencies on revisions and asset delivery.
- Cross-Functional Collaboration & Internal Communications
- Work cross-functionally with Sales, Operations, Engineering, and Service teams to build marketing materials, dealer resources, and event execution
Required Skills:
- Currently pursuing a degree in Marketing, Communications, Business, or a related field.
- Exceptionally organized and detail-oriented with strong project management skills.
- Comfortable working in a fast-paced, startup-style environment where priorities evolve quickly.
- Proficient in Microsoft Office and Google Workspace; experience with HubSpot, Canva, or Adobe tools is a plus.
- Strong communicator—both written and verbal—with a proactive, collaborative attitude.
California Pay Range
$25 - $35 USD an hour
Equal Opportunity
Harbinger is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, sex, sexual orientation, gender, gender expression, gender identity, genetic information or characteristics, physical or mental disability, marital/domestic partner status, age, military/veteran status, medical condition, or any other characteristic protected by law.
Harbinger is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation, such as those covered by the Americans with Disabilities Act, that requires accommodations to assist you in the search and application process, please email us at info@harbingermotors.com.
Candidate Data Privacy
Harbinger may collect, use and disclose your personal information or personal data (within the meaning of the applicable data protection laws) when you apply for employment and/or participate in our recruitment processes (“Candidate Personal Data”). This data includes contact, demographic, communications, educational, professional, employment, social media/website, network/device, recruiting system usage/interaction, security and preference information. Harbinger may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.
Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger’s service providers, including providers of background checks, staffing services, and cloud services.
Harbinger may transfer or store internationally your Candidate Personal Data, including to or in the United States, Canada, the United Kingdom, and the European Union and in the cloud, and this data may be subject to the laws and accessible to the courts, law enforcement and national security authorities of such jurisdictions.
Please note that we are currently not accepting applications from third party application services. Any unsolicited resumes or candidate profiles submitted in response to our job posting shall be considered the property of Harbinger and are not subject to payment of referral or placement fees if any such candidate is later hired by Harbinger unless you have a signed written agreement in place with us which covers the applicable job posting.