GR
GroupM· HQ in United States

Client Leadership Manager

Location: Warsaw, Poland · Category: Customer Success & Client Operations · Seniority: Mid-Level · Posted: October 2, 2026 · Verified: Oct 8, 2026

Role Overview & Description

This role is responsible for leading client relationships and ensuring the successful delivery of media strategies. The manager will act as a key point of contact, coordinating internal teams to meet client objectives and drive business growth.
Hiring Telemetry · Expansion Signal

Track team expansion and market signals for GroupM

Polaris7 monitors open roles, strategic market movements, and M&A developments in real time. Get automated intelligence briefings on GroupM and benchmark against direct competitors.

Source & Transparency: This position was structured directly from the publicly accessible career portal of GroupM. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.
Company IntelligenceVerified Profile

Legacy media buying and planning network within WPP.

Headquarters: United States

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