Senior Benefits Coordinator- US

About the role

We're hiring a Senior Benefits Coordinator - US to help scale and operationalise Nscale's US benefits programs during a period of rapid growth and transformation. Reporting to the Senior Benefits Manager and sitting within the Total Reward team , this role owns the day-to-day delivery and administration of our US benefits offering across the employee lifecycle. You'll work closely with Payroll, HR Operations, Finance, vendors, and external providers to ensure programs run smoothly, accurately, and compliantly. This is a high-impact role for someone who enjoys building scalable processes, solving operational challenges, and bringing structure to complexity. Your work will directly shape the employee benefits experience for a growing US workforce while helping Nscale build the operational foundations needed to support continued growth.

Responsibilities

• Benefits Operations & Administration
• Own the day-to-day administration of all US benefits programs.
• Manage employee enrollments, qualifying life events, terminations, and annual open enrollment with a high level of accuracy.
• Maintain accurate employee benefits records across HRIS, payroll, and benefits systems.
• Partner with Payroll, HR Operations, and external vendors to ensure timely deductions, eligibility updates, and data reconciliation.
• Support process improvements that enhance efficiency, scalability, and employee experience.
• US Benefits Scaling
• Partner with the Senior Benefits Manager to support the establishment of an independent benefits structure.
• Coordinate carrier implementations, systems integration, and operational workflow design.
• Build scalable processes and documentation to support a growing US employee population.
• Identify opportunities to automate workflows and reduce manual administration.
• Employee Experience & Support
• Act as the primary point of contact for US employee benefits queries.
• Translate complex benefits information into clear, actionable guidance for employees and managers.
• Resolve claims, billing, and eligibility issues in partnership with carriers and third-party providers.
• Support employee education and communication initiatives related to benefits programs and enrollment activities.
• Leave of Absence Administration
• Coordinate US leave programs with external leave administrators while maintaining compliance with federal and state regulations.
• Support employees and managers through leave processes including FMLA, parental leave, disability leave, and state-specific leave programs .
• Complete leave-related documentation and system updates accurately and efficiently.
• 401(k) & Financial Benefits Administration
• Coordinate the day-to-day administration of Nscale's 401(k) plan.
• Manage enrollments, beneficiary maintenance, payroll contributions, and vendor coordination.
• Ensure accurate data flow between benefits platforms, payroll, and providers.
• Assist with employee communications and education relating to retirement benefits.
• Compliance, Data & Reporting
• Support required quarterly, annual, and year-end documentation, reporting, filings, and operational processes.
• Maintain compliance-related records and employee-facing documentation so they remain accurate and audit-ready.
• Preserve strong data integrity across HRIS and benefits platforms.
• Support reporting, audits, and reconciliation activities tied to benefits administration and vendor management.
• KPIs
• Accurate benefits enrollments, life events, and terminations processing
• Timely and accurate payroll deductions, eligibility updates, and reconciliations
• Audit-ready compliance documentation and reporting completion
• Improved process efficiency and reduced manual benefits administration
• About You
• Proven experience administering US employee benefits programs
• Experience in a high-growth technology, scale-up, or fast-paced business environment
• Experience supporting multi-state US employee populations
• Experience working with external brokers, carriers, and leave administrators
• Experience supporting benefits transitions, implementations, or operational process improvements
• Strong systems and data mindset w

Benefits

Additional Information

About Nscale Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you'll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you'll be contributing to building the technology that powers the future.

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