Wholesale Account Executive

modulus SA is an innovative telecommunications company based in Athens, Greece. Since 2012, we've been delivering next-generation VoIP telephony services to clients across both domestic and international markets. Today, we are one of Greece's leading VoIP providers, helping businesses across industries embrace modern, flexible, and cost-effective communication solutions that enable digital agility and remote work.

As part of our continued growth, we are expanding our Voice and SMS wholesale team and seeking a detail-oriented and driven Wholesale Account Executive to join us.

This is a great opportunity for someone early in their career who wants to build experience in account management, international business, and the fast-moving telecoms sector. If you're motivated, eager to learn, and enjoy working with people, this role will give you hands-on experience in building relationships, supporting growth, and contributing to our company's international presence.

Role Overview

As a Wholesale Account Executive, you will support the growth of modulus' international SMS wholesale business. You will help manage a portfolio of strategic accounts and develop long-term partnerships with carriers, aggregators, CPaaS providers, and OTT platforms. You will contribute to the commercial success, operational health, and overall satisfaction of your partners.

This is a hands-on position suited to individuals with excellent organizational and interpersonal skills, a commercial mindset, and an eagerness to build a career in the telecoms sector.

Key Responsibilities

• Support the management and development of a portfolio of key wholesale SMS accounts (both buy and sell side)
• Identify and explore new business opportunities with international carriers and aggregators
• Optimize routing and pricing strategies to maximize profitability while maintaining service quality
• Conduct regular business reviews and in-depth performance analyses with key partners
• Negotiate commercial terms, contracts, and volume commitments
• Collaborate cross-functionally with internal teams (technical, legal, billing, finance) to ensure seamless service delivery and successful partner onboarding
• Monitor and analyze SMS traffic quality and proactively escalate issues where necessary
• Represent modulus at major industry events and conferences (e.g., Capacity, GCCM) to strengthen our global network and brand presence

Why join us?

We offer a collaborative, growth-oriented environment where your contributions directly impact our success. If you're passionate about developing your skills and and being part of a team of like-minded individuals, we encourage you to apply today

Benefits

• Flexible hours and hybrid/remote work opportunities
• A collaborative team environment with modern office amenities
• Private health and medical insurance for you and your family
• Meal vouchers via Up Go for EAT e-card
• Mental health & well-being support through online platforms
• Free public transport pass via OASA
• Competitive salary with career advancement opportunities
• Training and mentorship to help you grow into your role

Must have

• Degree in Business, Telecommunications, Computer Science, or related field (or equivalent experience)
• Experience in account management,business development, B2B sales, or international business
• Strong interest in building a career in the international telecoms industry
• Substantial commercial awareness and negotiation skills
• Excellent interpersonal and communication abilities, with a collaborative mindset
• Highly organized with a strong attention to detail
• Ability to thrive in a fast-paced, competitive international environment
• Willingness to travel internationally to attend key industry events
• Fluency in both Greek and English (written and spoken)

Good to have

• 1 year of experience in telecoms, preferably in wholesale Voice/SMS
• Familiarity with telecom KPIs and tools for traffic analysis
• Experience working with international carriers or aggregators
• Knowledge of an extra language is a plus (e.g. Spanish, Arabic, French)