Senior Manager, Client Success

The Senior Manager, Client Success, serves as a strategic leader for a portfolio of complex, high-value client accounts. This individual builds trusted client relationships, translates client goals into integrated marketing and communications strategies, and leads multidisciplinary teams through successful execution. The Senior Manager is accountable for the quality, timeliness, financial performance, and overall success of assigned accounts. This role also supervises and develops team members, collaborates across the broader Moore organization, and identifies opportunities to expand the value Moore delivers to its clients.

Moore is a data-driven constituent experience management (CXM) company achieving accelerated growth for clients through integrated supporter experiences across all platforms, channels, and devices. We are an innovation-led company that is the largest marketing, data, and fundraising company in North America, serving the purpose-driven industry with clients across education, association, political, and commercial sectors.

1st Degree, a Moore company, is a communications and brand strategy partner for purpose-driven organizations. We shape brand storytelling across media, influencers, and emerging channels to build awareness, trust, and long-term engagement that fuels growth. Our work goes beyond campaigns. We partner closely with our customers to clarify their brand, reach the right audiences with purpose, and create meaningful experiences that support fundraising, advocacy, and mission success.

For more information about 1st Degree and Moore, please visit www.1stdegree.com and .

Your Impact:

• Serves as the senior day-to-day strategic partner for a portfolio of complex, high-value client accounts.
• Develops a deep understanding of each client’s mission, audiences, priorities, challenges, and measures of success.
• Leads client meetings, presentations, strategic planning sessions, and account reviews.
• Builds trusted relationships that support client satisfaction, retention, and long-term growth.
• Identifies opportunities to expand Moore’s services and deliver additional value to clients.
• Anticipates account risks, addresses concerns proactively, and escalates issues when appropriate.
• Leads the development of integrated, omnichannel marketing and communications strategies aligned with client objectives.
• Translates approved strategies into actionable plans, scopes of work, schedules, budgets, and measurable performance goals.
• Directs multidisciplinary teams—including strategy, creative, media, digital, analytics, production, and external partners—to deliver cohesive work.
• Oversees campaign plans, content calendars, project schedules, deliverables, and dependencies across assigned accounts.
• Reviews deliverables for strategic alignment, quality, accuracy, and brand consistency.
• Evaluates campaign performance and applies insights to strengthen future recommendations.
• Owns the financial performance of assigned accounts, including budgeting, forecasting, staffing, scope management, vendor expenses, billing coordination, and profitability.
• Ensures work is delivered on time, within scope, and within budget.
• Maintains accurate account plans, project status information, and financial reporting.
• May assist in the development of proposals, statements of work, account plans, presentations, and organic-growth initiatives.
• Establishes priorities, delegates responsibilities, and holds team members accountable for quality and deadlines.
• Collaborates with leaders and subject-matter experts throughout Moore to bring the strongest capabilities to each client.
• Performs other duties as assigned

Your Profile:

• At least seven years of progressively responsible experience in client services, integrated marketing, advertising, communications, or a related field, preferably within an agency environment.
• Demonstrated experience leading complex client accounts and multidisciplinary teams.
• Bachelor’s degree in marketing, communications, public relations, journalism, business, or a related field, or an equivalent combination of education and relevant professional experience.
• Demonstrated knowledge of integrated marketing and communications, including brand strategy, digital marketing, paid media, content development, creative production, public relations, and performance measurement.
• Strong strategic planning, client leadership, financial management, analytical, and problem-solving capabilities.
• Excellent written and verbal communication skills across formats, including emails, proposals, statements of work, briefs, presentations, and document editing.
• Demonstrated success managing 5+ client accounts, concurrent workstreams, shifting priorities, deadlines, and stakeholders.
• Ability to lead and collaborate effectively with clients, colleagues, creative professionals, vendors, and cross-functional teams.
• Familiarity with the responsible use of AI-enabled tools in marketing, communications, research, and workflow management.
• Proficiency in Microsoft PowerPoint and Google Slides; experience with Canva or similar design tools is a plus.
• Self-motivated, proactive, dependable, highly organized, and detail oriented.
• Ability to travel as required.

How We’ll Support You:

• To help you stay energized, engaged and inspired, we offer a wide range of benefits including comprehensive healthcare, support for working parents and Flexible Time Off (FTO) so you can relax, recharge and be there for the people you care about.

• Moore is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Moore is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

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