The Company

STACK INFRASTRUCTURE (STACK) provides digital infrastructure to scale the world’s most innovative companies. We are an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. Each of our national facilities meets or exceeds the highest industry standards in all operational categories of availability, security, connectivity, and physical resilience.

STACK offers the scale and geographic reach that rapidly growing hyperscale and enterprise companies need. The world runs on data. Data runs on STACK.

The Position

STACK is looking for a Client Success Manager to own and manage post-sale client relationships, ensuring customers achieve their desired outcomes through STACK’s services. This role requires strong cross-functional coordination, proactive client engagement, and a commitment to delivering a high-quality client experience throughout the customer lifecycle.

Responsibilities

As a trusted advisor and communicator, the Client Success Manager brings a deep understanding of client goals, operational delivery, and relationship management. They excel in navigating complex environments, anticipating client needs, and driving accountability across internal teams to support retention and long-term partnership. As a leader and communicator, the Client Success Manager will bring a deep understanding of client business objectives, product capabilities, and the end-to-end customer lifecycle. Responsibilities will include, but are not limited to:

• Lead new client onboarding, including internal and external kickoff calls, to ensure a smooth transition from sales to delivery
• Build and maintain strong client relationships, developing champions and executive alignment
• Understand client goals through success planning, reporting needs, and success criteria; track and communicate progress using data and insights
• Prepare, facilitate, and present Quarterly and Annual Business Reviews focused on outcomes, value delivered, and forward-looking planning
• Serve as the primary point of contact for client escalations, ensuring timely coordination and resolution
• Proactively manage the renewal cycle for assigned accounts, identifying risks early and coordinating retention strategies
• Partner with Sales on account strategy, renewal readiness, and expansion opportunity identification
• Monitor client health indicators and address adoption, satisfaction, or delivery concerns
• Collaborate cross-functionally with Sales, Operations, Solutions Engineering, Finance, and IT to support client needs
• Coordinate service order execution and revenue-related workflows, ensuring alignment and clear communication
• Review client contracts and lease documentation, flagging deviations and partnering with internal stakeholders as needed
• Identify trends and opportunities to improve client experience and internal efficiency
• Support peer knowledge sharing and informal mentoring within the Client Success team
• Adherence to budgets for Client Appreciation events and Travel & Expense

The Details

• Location: Manassas, VA
• Travel: 10%
• Benefits: Healthcare, Dental Care, Vision Insurance, Life Insurance, Paid Time Off, and Paid Leave Programs
• Must be eligible to work in the United States
• Must pass comprehensive background and drug screening

Must-have Qualifications

• Bachelor’s degree or equivalent work experience
• 5 years of experience in a client-facing, customer success, or account management role
• Strong verbal and written communication skills
• Proven ability to manage multiple priorities and stakeholders
• Proficiency with standard business tools including Microsoft Excel, Word, PowerPoint, and CRM/ERP systems

This Might Be Right For You If

• You are a strong communicator, you are persuasive and clear, blending analytics with experience in decision-making.
• You do not get flustered easily. You can juggle multiple priorities while balancing urgent requests with shifting timelines and deliverables.
• You are a team builder. You take the time to understand and develop the strengths of your resources while formulating long-term plans for the growth and success of the team.
• You are naturally curious and driven toward continual improvement. While you celebrate your successes, you take time to review and analyze campaigns for future learning.

WHY STACK?

• We offer a competitive compensation package with strong benefits, including medical, dental, and vision insurance, a 401K program, flexible spending accounts – even a cell phone subsidy.
• We foster a culture of appreciation, including peer-to-peer recognition and rewards programs.
• Fun is part of our DNA, with events, game nights, happy hours, and barbecues.
• We’re growing – this is a great time to join and make an impact!

STACK is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity and expression, age, national origin, mental or physical disability, genetic information, veteran status, or any other status protected by federal, state, or local law

Note to external agencies: We are not accepting any blind submissions or resumes/cvs from recruitment agencies. Any candidates sent to STACK Infrastructure, Inc. will not be accepted or considered as a submission without a signed agreement in place. Fees will not be paid in the event a candidate submitted by a recruiter without an agreement in place is hired; such resumes will be deemed the sole property of STACK Infrastructure, Inc.