Un, deux et trois SA
Plan-les-Ouates
Business Developer - Customer Success
- 25 August 2026
- 80 – 100%
- Permanent position
- English (Fluent), French (Native language)
About the job
Join a young and dynamic team active in communication! What does the position offer?
- Long-term position with opportunities for progression and development within a growing company
- Direct collaboration with management and a young, dynamic team, exposure to a network of CEOs and HR Directors.
- Opportunity to rapidly develop your skills, internal training, large-scale client projects.
Who are we?
- Communication company: 123 Next Generation
- Our mission: “Empowering All Generations” Our values: Operational excellence, flexibility, transparency, continuous learning, impact, pragmatism.
- In a few figures: 200+ videos per year, 100+ conferences-trainings-teambuildings per year, 120+ clients, presence in 5 French-speaking cantons and various industries, a team of 6 people.
Where will I work?
- On-site at our offices in Plan-Les-Ouates, Chemin du Champ-des-Filles 4, occasional evening availability.
What would my tasks be?
- Business development & commercial support: You will participate in commercial development, identification and qualification of prospects, preparation and follow-up of acquisition campaigns, organisation of meetings, CRM updates, preparation and follow-up of offers, client calls, KPIs, and contribution to client meetings.
- Client relationship & project management: You will manage client relationships during assignments and intervene at client sites, ensure operational follow-up of projects, planning, coordination, deliverable management, deadline compliance, quality control and continuous process improvement, client satisfaction.
- Organisation & continuous improvement: You will participate in continuous improvement and updating of our documentation: CRM, reporting, checklists, process documentation, client deliverables, etc.
- Marketing & visibility development: You will contribute to marketing actions: content creation, preparation of communication materials, organisation of conferences and events, trade shows, etc.
What skills are expected?
Hard Skills:
- 2-5 years of experience in C-level project management, agency-type projects, Big4 = a plus.
- Exposure to working with CEOs, basics in customer experience, communication.
- Sales and negotiation skills.
- Excellent deadline management, anticipation, communication with staff-client-partners,
- Agility with digital tools (Excel, Word, PowerPoint, CRM, Claude, ChatGPT, etc.)
- Excellent organisational skills and ability to deliver with precision and discipline, respect for method and deadlines.
- Excellent writing skills, emails, document preparation and self-review.
- Management of multiple projects in parallel, deadline tracking and compliance, email follow-up, KPIs.
- Perfect command of French (impeccable spelling and good oral communication)
- Command of English = an asset.
Soft Skills:
- Excellent internal/external communication skills.
- Positive energy, solution-oriented and above all action-oriented, desire to develop one’s career.
- Ability to manage a high volume of activities, prioritise, plan, anticipate and ensure follow-up.
- Knows how to identify limits, ask for support, quantify and inform transparently.
- Agility, flexibility, autonomy.
- Curiosity and continuous learning.
- Loyalty and confidentiality.
My application?
If this job description resonates with your aspirations, we would be delighted to receive your application via the platform. Follow us: LinkedIn 123 Next Generation