Client Partner

Netcracker

Japan (Japan - Tokyo) permanent

Posted: April 1, 2026

Job Description

We’re building the future of how the world communicates.

Netcracker, part of NEC Corporation, combines deep telecom industry expertise with cutting-edge cloud-native and AI-powered innovations to enable communications service providers and enterprises to transform their businesses, unlock innovation, and create meaningful digital experiences for millions of people around the world. With more than 30 years of experience serving over 250 customers in more than 70 locations worldwide, we are the global market leader in telecom software and services.

Join us and be part of a team that is not just keeping up with the digital future but is leading the way.

Job Summary

The Client Partner for is responsible for end-to-end delivery and account management for telecom clients. This role ensures successful program execution, sustained client relationships, revenue growth, and long-term strategic partnership development across complex transformation programs.

Responsibilities

• Act as the primary executive interface for telecom clients on BSS programs

• Build and nurture long-term relationships with C-level stakeholders (CIO, CTO)

• Position as a trusted advisor on BSS transformation and digital strategy

• Lead governance forums, steering committees, and executive reviews

• Own end-to-end delivery of BSS programs (CRM, Billing, Charging, Order Management, Revenue Management)

• Own overall account strategy, growth roadmap, and client satisfaction

• Manage account P&L, including revenue forecasting, margin management, and cost optimization

• Identify and drive upsell, cross-sell, and new business opportunities

• Expand footprint across BSS and adjacent domains (OSS, Digital, Cloud)

• Ensure high client retention and develop multi-year strategic partnerships

• Monitor account health metrics (CSAT, NPS, revenue growth, utilization)

• Lead contract negotiations, renewals, and commercial discussions

• Ensure programs are delivered on time, within scope, and budget

• Lead large cross-functional teams (onshore/offshore, vendors, partners)

• Manage risks, dependencies, and escalations proactively

Skills and experience

• 12–18+ years of experience in telecom IT with strong BSS exposure

• Proven experience managing large telecom accounts and delivery portfolios

• Strong track record in revenue growth and client relationship management

• Deep expertise in BSS domain

• Experience working with Tier 1/Tier 2 telecom operators

• Account management and client relationship building

• Program and portfolio delivery leadership

• Commercial acumen and P&L ownership

• Strategic thinking with growth mindset

• Negotiation and executive communication skills

• Leadership across global teams

• Ability to travel

• Fluent in Japanese

Education

• Bachelor’s degree in Engineering, IT, Telecommunications, or related field

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