Senior Client Partner – Customer Success & Strategic Renewal Leader at arenaflex – Enterprise SaaS Growth & Retention Specialist

About arenaflex – Pioneering Transparency in Digital Advertising

arenaflex is a market‑leading software platform that powers digital media measurement, data, and analytics for the world’s most influential brands, publishers, and ad platforms. Since its inception in 2008, arenaflex has built a reputation for delivering unbiased, consistent data that empowers advertisers to optimize spend, improve campaign quality, and drive measurable ROI. By combining cutting‑edge technology with a relentless focus on transparency, arenaflex helps Fortune 500 companies and fast‑growing enterprises alike navigate the complex digital advertising ecosystem with confidence.

Why This Role Matters

As a Senior Client Partner – Customer Success at arenaflex, you will be the driving force behind the renewal and expansion of our highest‑value accounts. This senior individual‑contributor position offers end‑to‑end ownership of commercial outcomes, allowing you to shape strategy, influence senior stakeholder conversations, and directly impact the company’s revenue growth. If you thrive in a fast‑paced, high‑accountability environment and enjoy building lasting relationships with C‑suite executives, this is the opportunity to showcase your expertise.

Key Responsibilities

• Renewal Ownership: Take full responsibility for the renewal process of arenaflex’s high‑revenue customers, crafting and executing commercial strategies that align with both customer goals and company objectives.
• Strategic Negotiations: Lead pricing, contract term, and multi‑year agreement discussions with senior stakeholders, ensuring mutually beneficial outcomes.
• Cross‑Functional Partnership: Collaborate closely with Customer Success Managers (CSMs) to determine optimal timing for renewal or expansion conversations based on contract milestones and evolving customer needs.
• Executive Engagement: Build trusted relationships with procurement, finance, marketing, and other senior leaders to navigate complex buying cycles and close deals.
• Expansion Identification: Proactively uncover upsell and cross‑sell opportunities by aligning arenaflex’s product roadmap with customer objectives.
• Revenue Targets: Own and achieve renewal and expansion revenue quotas, delivering consistent growth quarter over quarter.
• Accurate Forecasting: Partner with Revenue Operations to provide precise pipeline forecasts and maintain robust reporting standards.
• Process Innovation: Design, refine, and document renewal and expansion playbooks, driving operational efficiency across the Customer Success organization.
• Thought Leadership: Serve as a senior voice within the CS team, influencing lifecycle strategy and championing best practices across the organization.

Who You Are – Core Experience

• 5–8+ years of experience in renewals, account management, or customer success within a B2B SaaS environment.
• Demonstrated track record of owning revenue‑generating renewals and delivering measurable retention and growth for high‑value accounts.
• Deep expertise negotiating pricing structures, contract terms, and multi‑year agreements.
• Proven ability to operate autonomously, drive results without micromanagement, and influence cross‑functional teams.
• Exceptional relationship‑building skills, with a talent for quickly establishing trust with stakeholders at any stage of the customer lifecycle.
• Consultative communication style, focused on solving customer challenges and delivering strategic value.
• Process‑oriented mindset, eager to develop and iterate on renewal and upsell workflows.
• Comfortable thriving in a high‑velocity, startup‑like environment where accountability and impact are paramount.
• Hands‑on experience with Salesforce or comparable CRM platforms for pipeline management and forecasting.

Preferred Qualifications & Additional Skills

• Experience working with enterprise‑level customers (>$1M ARR) and navigating complex procurement processes.
• Background in digital advertising, media measurement, or related technology sectors.
• Advanced analytical abilities—comfortable interpreting data to inform renewal strategies and expansion recommendations.
• Strong project management skills, with a track record of delivering multi‑phase initiatives on time and within scope.
• Ability to mentor junior CS team members and share best practices across the organization.
• Familiarity with contract legal language and the ability to collaborate effectively with legal teams.

Core Skills & Competencies

• Strategic Thinking: Ability to see the big picture, align renewal tactics with long‑term business objectives, and anticipate market trends.
• Negotiation Mastery: Skilled at crafting win‑win agreements that balance customer value with arenaflex’s revenue goals.
• Communication Excellence: Clear, persuasive, and empathetic communicator—both written and verbal—who can influence senior executives.
• Data‑Driven Decision Making: Proficient in leveraging CRM data, usage metrics, and financial indicators to drive renewal success.
• Collaboration & Influence: Works seamlessly with CSMs, Product, Finance, Legal, and Revenue Operations to deliver cohesive outcomes.
• Adaptability: Thrives amid changing priorities, evolving product offerings, and dynamic customer landscapes.

Career Growth & Learning Opportunities

arenaflex invests heavily in the professional development of its people. As a Senior Client Partner, you will have access to:

• Executive mentorship programs that pair you with senior leaders across the organization.
• Continuous learning resources, including industry certifications, SaaS sales workshops, and advanced negotiation training.
• Opportunities to lead cross‑functional initiatives, positioning you for future leadership roles such as Director of Customer Success or Head of Revenue Operations.
• Regular exposure to product roadmaps and strategic planning sessions, giving you a voice in shaping arenaflex’s future direction.

Culture & Work Environment at arenaflex

arenaflex fosters a collaborative, inclusive, and high‑performance culture where every voice matters. Our core values include transparency, innovation, customer obsession, and relentless improvement. Employees enjoy:

• A flexible hybrid work model that balances remote productivity with in‑person collaboration.
• Team‑building events, hackathons, and community outreach programs that reinforce our commitment to social responsibility.
• Open communication channels—regular town halls, Q&A sessions with the CEO, and transparent performance metrics.
• Diverse and supportive teams that celebrate different perspectives and encourage continuous feedback.

Compensation, Perks & Benefits

arenaflex offers a competitive total rewards package designed to attract and retain top talent. While exact figures will be tailored to experience, location, and internal equity, candidates can expect:

• A base salary range that aligns with market benchmarks for senior SaaS renewal leaders.
• Performance‑based bonuses and commission structures tied directly to renewal and expansion outcomes.
• Equity participation, giving you a stake in arenaflex’s long‑term success.
• Comprehensive health, dental, and vision coverage, along with flexible spending accounts.
• Generous paid time off, parental leave, and wellness programs.
• Retirement savings plans with company matching contributions.
• Professional development stipend, tuition reimbursement, and access to industry conferences.

How to Apply

If you are ready to drive strategic growth, influence senior decision‑makers, and become a pivotal part of arenaflex’s mission to bring transparency to digital advertising, we want to hear from you. Submit your application through the link below, and include a cover letter that highlights your most relevant renewal successes and how you envision contributing to arenaflex’s continued expansion.

Apply To this Job

Closing Note

Research shows that many qualified candidates self‑select out of the application process because they don’t meet every single requirement on paper. arenaflex values diverse perspectives and encourages anyone who feels they can make an impact to apply—even if you don’t tick every box. Your unique experiences could be exactly what we need to innovate and grow.