Account Manager (AdTech)

Employment: Full-time Experience level: Mid-Senior Level Job Description 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 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  Successful track record of developing and scaling Customer accounts  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 WILL BE A PLUS Experience in the AdTech domain  Background working with distributed international teams  Experience collaborating with executive-level stakeholders  Understanding of software delivery lifecycle and engineering processes  Experience participating in pre-sales or business development initiatives Additional Information PERSONAL PROFILE Relationship-oriented and Customer-focused mindset  Strong ownership and accountability  Strategic and business-oriented thinking  Proactive and growth-driven approach  Strong collaboration and conflict-resolution skills  Ability to work effectively in a dynamic environment Company Description Are you ready to move from operational delivery into strategic partnership development? We are looking for an Account Manager with a strong Project Management background who is passionate about building long-term Customer relationships and driving business growth. You will join Stellar, Sigma Software’s dedicated AdTech business unit, where over 300 experts collaborate with global companies and startups to create innovative advertising technology solutions. In this role, you will focus on strategic account development, Customer engagement, and business expansion while working closely with delivery teams and business stakeholders. We at Sigma Software offer the opportunity to work with international Customers, influence business growth, and become part of a strong professional community with deep AdTech expertise. Remote or hybrid cooperation format can be discussed depending on your location.