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Celsius Holdings, Inc.

Internal Communications Intern

The Internal Communications Intern supports employee communications at Celsius Holdings, creating content and finding stories with teams across the business. The role reports to the Internal Communications team.

Boca Raton, FL
United States
On-site
Internship
Salary
Not disclosed

The work

The intern helps create intranet and newsletter content, from research and drafting to editing and basic design. Working with HR, Marketing, Sales and Operations, they identify stories for internal communications.

The role also involves recommending improvements to content intake, distribution and performance tracking, using AI tools in communications workflows, and analysing engagement metrics. The intern assists with employee recognition communications and supports public relations and investor relations projects as needed.

Requirements

  • Be enrolled full-time in a bachelor’s degree in communications, journalism, public relations, human resources or a related field, and entering junior or senior year.
  • Be at least 18 years old.
  • Have previous internship, campus involvement or project-based experience in communications, public relations, human resources, marketing or a related field.
  • Bring strong writing, editing, content development and organisational skills, including managing multiple priorities and deadlines.
  • Have experience collaborating across teams and engaging diverse stakeholders, and familiarity with internal communications tools, content management systems or newsletter platforms.
  • Have an interest in employee engagement, internal communications strategy, corporate storytelling and AI tools, along with knowledge of or interest in food and beverage or consumer packaged goods.

Practical details

Location
CELSIUS headquarters, Boca Raton, FL
Work arrangement
On-site. The listing says the role is based full-time at headquarters; it also asks for 20+ hours on-site per week and offers flexible scheduling around classes. The relationship between these statements is not specified.
Employment
Internship

SI summary of the employer’s listing. Check the full description and confirm important details with the employer before applying.

Source checked 4 November 2026

10207

https://apply.workable.com/celsius/j/12088E6F96

celsius-internal-communications-intern-10207

US
On-site
Internal communication
November 4, 2026
Active

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