Remote AdTech Account Manager: Strategic Partnerships

Sigma Software; Województwo mazowieckie; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

Sigma Software is seeking an Account Manager with a strong Project Management background to build long-term customer relationships, drive growth, and partner with delivery teams across international accounts. The role sits in Sigma Software’s AdTech unit, offering remote or hybrid cooperation depending on location, and focuses on strategic account development, customer engagement, and business expansion.

You will collaborate with cross-functional teams, translate business needs into action

Qualifications

• 5+ years of experience in Project Management and/or Program Management.
• Proven experience in Account Management within a service-based IT company.
• Strong understanding of operational processes in European and US-based corporations.
• Hands-on experience creating, negotiating, and managing delivery contracts.
• Strong commercial mindset and ability to identify business opportunities.
• Excellent communication, stakeholder management, and negotiation skills.
• Ability to build strategic long-term partnerships with Customers.
• Experience balancing Customer expectations with operational capabilities.
• Structured, analytical, and solution-oriented mindset.
• Upper-Intermediate or higher level of English.

Responsibilities

• Build and maintain long-term, trust-based relationships with Customers.
• Act as the primary point of contact for strategic account discussions.
• Identify and drive growth opportunities within existing accounts.
• Collaborate with delivery teams on upsell and cross-sell initiatives.
• Monitor Customer satisfaction and proactively mitigate risks.
• Align Customer expectations with operational and delivery capabilities.
• Translate business needs into structured internal action plans.
• Partner with Project Managers and delivery stakeholders to ensure transparency and predictability.
• Support contract extensions, commercial negotiations, and account planning activities.
• Contribute to long-term account development strategies.
• Facilitate effective communication between Customers and internal teams.
• Drive continuous improvement in Customer engagement processes.

Skills

Project management

Account management

Operations knowledge

Contract management

Commercial mindset

Communication

Stakeholder management

Negotiation

English proficiency

Job description

Sigma Software is seeking an Account Manager with a strong Project Management background to build long-term customer relationships, drive growth, and partner with delivery teams across international accounts. The role sits in Sigma Software’s AdTech unit, offering remote or hybrid cooperation depending on location, and focuses on strategic account development, customer engagement, and business expansion.

You will collaborate with cross-functional teams, translate business needs into action