JobsAccount ManagerUnited StatesGrowth Account Manager

Proximus

Posted 2 days ago

Growth Account Manager

Proximus · United States

Full-timeHybrid2-5 yrsListed as no visa sponsorshipComputer and Network Security
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In short

Manage and grow an existing portfolio of mid-market customers by identifying upselling and cross-selling opportunities. Develop account plans and lead the sales process from initial opportunity identification through to closing deals.

What they're looking for

MUST-HAVE SKILLS

Account managementB2B salesUpsellingCross-sellingRelationship managementConsultative sellingCRMSales pipeline managementRevenue forecastingNegotiationStrategic planningCustomer satisfactionBusiness development

ALSO MENTIONED

Growth Account ManagerMid-MarketSaaSCPaaSTelecommunicationsIoT5GSales PipelineAccount PlanningCustomer Success+3 MORE

Requires a bachelor's degree in a relevant field and 1–3 years of B2B sales or account management experience. Candidates must possess strong communication, negotiation, and CRM skills with a results-driven mindset.

About the employer

Proximus Ada

We are the first Belgian Center of Excellence dedicated to Artificial Intelligence & Cybersecurity #Thinkpossible! · hiring as Proximus

Proximus Ada is the first Belgian Center of Excellence dedicated to artificial intelligence and cybersecurity. These are two key areas to help Belgian society meet the challenges of today and tomorrow.

Read more

On the mid-term, our ambition is to make Proximus Ada a reference in Europe in the fields of artificial intelligence and cybersecurity. The name of the center of excellence pays tribute to Ada Lovelace, an English mathematician and writer from the first half of the 19th century, who is considered the first computer programmer in history.

INDUSTRY
Computer and Network Security
COMPANY
Privately Held
FOUNDED
2022
HEADQUARTERS
Saint-Josse-ten-Noode, Brussels Region
SIZE
51-200on LinkedIn
OFFICES
1 on LinkedIn

KNOWN FOR

artificial intelligencecybersecuritysecurity managementadvanced analyticsdata scienceinnovation

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Questions about this role

Is this Proximus role remote?
Tagged hybrid.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 2-5 years.

The posting, in full

Proximus Global, combining the strengths of Telesign, BICS, and Route Mobile, is transforming the future of communications and digital identity. Together, our solutions fuel innovation across the world’s largest companies and emerging brands. Our unrivaled global reach empowers businesses to create engaging experiences with built-in fraud protection across the entire customer lifecycle.

▶ READ THE FULL POSTING

Proximus Global, combining the strengths of Telesign, BICS, and Route Mobile, is transforming the future of communications and digital identity. Together, our solutions fuel innovation across the world’s largest companies and emerging brands. Our unrivaled global reach empowers businesses to create engaging experiences with built-in fraud protection across the entire customer lifecycle.

Our comprehensive suite of solutions – from our super network for voice, messaging, and data, to 5G and IoT; and from verification and intelligence to CPaaS for personalized omnichannel engagement – enables businesses and communities to thrive. Reaching over 5 billion subscribers, securing more than 180 billion transactions annually, and connecting 1,000+ destinations, we honor our commitment to connect, protect and engage everyone, everywhere.

Key Highlights

  • Powering over 13 billion digital communications each month.
  • Supporting 3,500+ active customers — including enterprises, OTTs, and mobile operators — through a presence in 50+ global offices across 100+ countries.
  • Managing 50% of the world’s roaming data traffic and connecting 150 million IoT devices.
  • Driving innovation in 5G, private networks, and IoT enablement, positioning Proximus Global as a leader in next-generation communication technologies.
  • Committed to a unified vision, Proximus Global is unlocking new opportunities and enabling seamless global communications for businesses worldwide.

Why PXS Global?

  • 🌍 Global & Inclusive – Work with diverse teams across 100+ countries, embracing a truly international culture.
  • 📈 Growth-Focused – Develop your career through tailored learning, leadership programmes, and internal mobility.
  • 💡 Innovation-Driven – Contribute to cutting-edge projects in 5G, IoT, and next-gen communication technologies.
  • 🏠 Flexible Workstyle – Enjoy hybrid working with the option to work remotely and even from abroad for up to 10 days a year.
  • 🚀 Efficient & Scalable – Be part of a company that values simplicity, operational excellence, and smart growth.
  • 🎁 Comprehensive Benefits – Enjoy a competitive and thoughtfully designed salary package, with a wide range of benefits.

About the Role

Are you passionate about building strong customer relationships and driving business growth? We're looking for a motivated and results-driven Mid-Market Account Director, Growth to join our Sales team!

In this role, you'll manage and grow an existing portfolio of mid-market customers, identifying opportunities to expand business, introduce new solutions, and increase revenue.

You'll work closely with customers to understand their business needs, develop growth strategies, and build long-term partnerships. This is a great opportunity for someone who enjoys relationship-building, consultative selling, and growing existing accounts.

#LI-Remote

What You'll Do

Drive Account Growth: Identify upselling, cross-selling, and expansion opportunities within existing customer accounts to increase revenue and profitability.

Build Growth Strategies: Develop account plans that align with customer goals and uncover new business opportunities.

Manage Sales Opportunities: Lead the sales process from identifying opportunities and presenting solutions to negotiating and closing deals.

Strengthen Customer Relationships: Build trusted partnerships with key decision-makers, understand their needs, and ensure customer satisfaction.

Collaborate Across Teams: Partner with Product, Technical, Finance, Legal, and Customer Success teams to deliver solutions that meet customer needs.

Track Sales Performance: Maintain accurate CRM records, manage your sales pipeline, and provide revenue forecasts.

Support Customer Transitions: Ensure a smooth handover to the Customer Success team once accounts have reached their growth potential.

What We're Looking For

Bachelor's degree in Business, Marketing, Economics, Technology, or a related field.

1–3 years of B2B sales or account management experience, preferably in technology, SaaS, CPaaS, telecommunications, or a related industry.

Proven ability to grow existing customer accounts through upselling, cross-selling, and relationship management.

Strong communication, negotiation, and customer relationship skills.

Experience managing multiple accounts and sales opportunities simultaneously.

Familiarity with CRM systems, sales pipelines, and revenue forecasting.

Strong organizational skills and a results-driven mindset.

Fluency in English required; additional languages are a plus.

What Makes You Successful

You're a relationship-focused sales professional who enjoys identifying opportunities, solving customer challenges, and delivering results. You know how to turn existing customer relationships into long-term business growth while providing an excellent customer experience.

Ready to Grow With Us?

If you're passionate about sales, customer relationships, and helping businesses succeed, we'd love to hear from you!

Apply today and take the next step in your sales career!

APPLY ON PROXIMUS'S CAREERS SITE ↗
SAVE THIS JOB

We'll keep this job - the posting's full text, even after it closes. Free.

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This listing comes from Proximus's own careers site. Apply links go to the employer. Company facts are from Proximus Ada's public profile. Last checked 15 Nov 2026.