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Senior Account Manager

Jellyfishcareers

Seoul, South Korea Remote permanent

Posted: March 27, 2026

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Quick Summary

We are seeking a highly skilled Senior Account Manager to join our team in Seoul, where you will be working with cross-functional teams to develop and execute marketing strategies for our clients.

Job Description

At Jellyfish, we believe in the power of diverse perspectives and inclusive collaboration. We welcome individuals who excel in collaborative, varied teams and value the unique contributions that each person brings to the table.

Jellyfish is a global digital marketing agency; a unique fusion of tech enthusiasts, creative minds, and media and data experts all united to empower our clients along their digital journey. Our commitment to embracing diverse perspectives fuels our innovation and strategies that challenge the status quo, reinvent media activation, and craft influential stories for our global clients and their customers. Join us in shaping a future where business growth and personal fulfilment go hand in hand

Job Description

Reporting directly to the Managing Director, you will have a direct impact on the success of Jellyfish in Korea and beyond. We take pride in serving amazing clients with the best tech partners, setting us apart in the industry.

You'll help manage existing clients and secure new ones. At Jellyfish, we are committed to encouraging professional growth. Your career opportunities at Jellyfish will range from exploring new fields (data analytics, performance marketing, cloud technology) in an international environment.

We are looking for someone who can lead discussions with prospects and clients about the solutions we provide, how it affects them, and how it impacts the wider business.

Your primary responsibilities will include:

• Manage existing client relationships to maximize renewal rate and identify upsell/cross-sell opportunities.

• Explain client business objectives and how our work delivers on those goals.

• Nurture positive, collaborative working relationships with clients, colleagues and third-party partners.

• Coordinate across capabilities autonomously to manage client needs.

• Lead pitches with new prospects.

If you thrive in a fast-paced and collaborative environment, and have a drive for continuous improvement, we would love to hear from you!

Qualifications

• Fluency in Korean and English

• Experience (5 years preferred) in digital marketing sales or account management at an agency.

• Proficient in Google Suite products and project management tools.

• Experience with at least one of the following

• Analytics (Google Analytics, Adobe Analytics, Amplitude…).

• Integrated paid media (social, digital, SEM).

• Generative Engine Marketing (AI search visibility)

• You'll love getting to know your clients, developing long-lasting relationships and adding value to their business.

• You embrace challenges as opportunities and seek feedback to enhance your skills.

• You seek and implement solutions to improve and automate processes.

• You create unique ideas and experiment with new methods and technologies to solve complex issues.

• You're good at adapting strategies and plans to navigate unforeseen circumstances.

Note: We emphasise skills, expertise and behavioural attributes over years of experience and traditional degrees. If you want to join our collaborative team, we invite you to apply today with your resume in English.

Additional Information

Join Jellyfish and experience a workplace where we prioritise your growth, celebrate your contributions, and empower you to tailor your work environment to suit your needs.

💰 Reward: You'll be eligible to join our discretionary annual bonus scheme.

💫 Custom Work Environment: Work remotely for up to 60% of your days and shape your day between 8am and 6:30pm with flexible working hours.

📈Growth, Your Way: Accumulate one paid day each month (2 hours per week) for self-development and access to Jellyfish Learn.

Unfortunately, there has been an increase in fake recruiters impersonating Jellyfish and unlawfully using our brand name. If you are unsure if an email with a job offer you have received is genuinely from Jellyfish, or if you suspect any fraudulent activity, please report it to [email protected].

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