**Experienced Senior Client Partner, Customer Success - arenaflex**

**Join arenaflex, a leading software platform for digital media measurement, data, and analytics, as we continue to revolutionize the digital advertising industry.** At arenaflex, our mission is to be the definitive source of transparency and data-driven insights into the quality and effectiveness of digital advertising for the world's largest brands, publishers, and digital ad platforms. Our technology platform provides advertisers with consistent and unbiased data and analytics that can be used to optimize the quality and return on their digital ad investments. Since 2008, arenaflex has helped hundreds of Fortune 500 companies gain the most from their media spend by delivering best-in-class solutions across the digital advertising ecosystem, helping to build a better industry. **About the Role** arenaflex is seeking a seasoned Senior Client Partner, Customer Success - Rockerbox to lead customer renewals and drive account growth. You will take full ownership of renewals for high revenue customers, partnering with Customer Success Managers to align on strategy, mitigate risk, and lead customer-facing negotiations at the right moment based on contract dynamics and customer context. This is a highly visible, senior individual contributor role with end-to-end ownership over commercial outcomes. You will operate independently, build trust quickly with customer stakeholders, and take initiative to retain and grow key accounts. You will be directly responsible for achieving Rockerbox's retention and expansion goals, with clear revenue targets tied to your work. **Key Responsibilities** * Take full ownership of renewals for Rockerbox's high revenue customers, driving all commercial strategy and execution * Lead customer-facing conversations around pricing, contract terms, and multi-year agreements * Partner with CSMs to determine the right time to initiate renewal or expansion discussions based on contract and customer needs * Engage directly with senior stakeholders including procurement, finance, and marketing leads to manage and close renewals * Identify and pursue expansion opportunities by aligning product capabilities with evolving customer goals * Own and deliver against renewal and expansion revenue targets * Deliver accurate forecasts in partnership with Revenue Operations * Build and improve internal processes for renewals, expansions, and commercial playbooks * Act as a senior voice within the CS team, operating with autonomy and influencing how we manage customer lifecycle strategy **Who We're Looking For** * 5 to 8+ years of experience in renewals, account management, or customer success at a B2B SaaS company * Proven track record of owning revenue-generating renewals and driving measurable retention and growth outcomes with high revenue customers * Deep experience negotiating pricing, contract structure, and multi-year agreements * Demonstrated ability to work independently and drive results without structured oversight * Ability to build trust quickly and jump into relationships mid-lifecycle * Strong communicator with a consultative, solution-oriented mindset * Process-driven with an eagerness to build and refine renewal and upsell workflows * Thrives in a fast-paced, startup environment with high accountability * Experience using Salesforce or other CRM tools for forecasting and pipeline management **What We Offer** * The successful candidate's starting salary will be determined based on a number of non-discriminating factors, including qualifications for the role, level, skills, experience, location, and balancing internal equity relative to peers at arenaflex. * The estimated salary range for this role based on the qualifications set forth in the job description is between $103,000 to $177,000. * This role will also be eligible for bonus/commission (as applicable), equity, and benefits. * arenaflex is committed to creating an inclusive and diverse work environment and is an equal opportunity employer. **Why You Should Apply** * arenaflex is a leader in the digital advertising industry, and this role offers a unique opportunity to make a significant impact on our customers' success. * You will have the autonomy to drive commercial outcomes and make decisions that will shape the future of our company. * arenaflex offers a dynamic and fast-paced work environment with a team of talented and passionate individuals who are dedicated to making a difference in the industry. * You will have the opportunity to work with a wide range of customers and stakeholders, from Fortune 500 companies to innovative startups. **How to Apply** If you're a motivated and experienced professional who is passionate about customer success and commercial strategy, we encourage you to apply for this role. Please submit your resume and a cover letter explaining why you're the ideal candidate for this position. Apply for this job