HR Benefits Specialist Contractor
Vertex Sigma Software, Ann Arbor, MI, United States
We are seeking a detail-oriented
Benefits Billing & Reconciliation Specialist
to support the administration and financial accuracy of employee benefit programs. This role plays a critical part in ensuring invoices are accurate, payments are processed on time, and discrepancies are resolved efficiently across multiple vendors and internal systems.
The ideal candidate brings a strong analytical mindset, experience working with benefits or financial data, and the ability to collaborate cross-functionally with HR, Payroll, and Finance teams.
Key Responsibilities Benefits Billing & Payment Administration
Review and process invoices across benefit programs (medical, dental, vision, life, disability, COBRA, HSA/FSA, wellness)
Validate billing accuracy against eligibility, enrollment data, and plan contracts
Investigate and resolve discrepancies, including overcharges and missing credits
Ensure timely invoice payments to prevent service interruptions or penalties
Partner with Accounts Payable to ensure payments follow internal controls
Data Reconciliation & Reporting
Reconcile carrier invoices with payroll, HRIS, and benefits systems
Track and report on benefit costs (monthly, quarterly, annually)
Support audits, internal reviews, and financial reporting
Maintain accurate documentation, payment history, and audit trails
Vendor & Stakeholder Coordination
Serve as the main point of contact for carriers, brokers, and third-party administrators (TPAs)
Collaborate with HR, Payroll, Finance, and Legal teams to resolve billing issues
Support vendor onboarding, renewals, and plan changes impacting billing
Compliance & Process Improvement
Ensure compliance with applicable regulations (ERISA, ACA, HIPAA, COBRA)
Maintain confidentiality of sensitive employee and financial data
Identify opportunities to improve processes, accuracy, and efficiency
Assist with year-end activities, rate updates, and renewals
Required
Bachelor’s degree in HR, Accounting, Finance, Business, or related field (or equivalent experience)
2–4+ years of experience in benefits administration, billing, payroll, or finance
Strong knowledge of health and welfare benefits and billing structures
High attention to detail with strong analytical and reconciliation skills
Experience with HRIS and benefits administration platforms
Advanced Excel skills (pivot tables, VLOOKUP/XLOOKUP, data analysis)
Strong communication skills and ability to work cross-functionally
Preferred
Experience in multi-carrier or multi-entity environments
Familiarity with platforms such as Aon, Mercer, ADP, Workday, Alight, or Fidelity
Understanding of accounting principles (accruals, expense tracking)
Experience supporting audits or compliance reviews
Exposure to union or international benefits billing (if applicable)
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Benefits Billing & Reconciliation Specialist
to support the administration and financial accuracy of employee benefit programs. This role plays a critical part in ensuring invoices are accurate, payments are processed on time, and discrepancies are resolved efficiently across multiple vendors and internal systems.
The ideal candidate brings a strong analytical mindset, experience working with benefits or financial data, and the ability to collaborate cross-functionally with HR, Payroll, and Finance teams.
Key Responsibilities Benefits Billing & Payment Administration
Review and process invoices across benefit programs (medical, dental, vision, life, disability, COBRA, HSA/FSA, wellness)
Validate billing accuracy against eligibility, enrollment data, and plan contracts
Investigate and resolve discrepancies, including overcharges and missing credits
Ensure timely invoice payments to prevent service interruptions or penalties
Partner with Accounts Payable to ensure payments follow internal controls
Data Reconciliation & Reporting
Reconcile carrier invoices with payroll, HRIS, and benefits systems
Track and report on benefit costs (monthly, quarterly, annually)
Support audits, internal reviews, and financial reporting
Maintain accurate documentation, payment history, and audit trails
Vendor & Stakeholder Coordination
Serve as the main point of contact for carriers, brokers, and third-party administrators (TPAs)
Collaborate with HR, Payroll, Finance, and Legal teams to resolve billing issues
Support vendor onboarding, renewals, and plan changes impacting billing
Compliance & Process Improvement
Ensure compliance with applicable regulations (ERISA, ACA, HIPAA, COBRA)
Maintain confidentiality of sensitive employee and financial data
Identify opportunities to improve processes, accuracy, and efficiency
Assist with year-end activities, rate updates, and renewals
Required
Bachelor’s degree in HR, Accounting, Finance, Business, or related field (or equivalent experience)
2–4+ years of experience in benefits administration, billing, payroll, or finance
Strong knowledge of health and welfare benefits and billing structures
High attention to detail with strong analytical and reconciliation skills
Experience with HRIS and benefits administration platforms
Advanced Excel skills (pivot tables, VLOOKUP/XLOOKUP, data analysis)
Strong communication skills and ability to work cross-functionally
Preferred
Experience in multi-carrier or multi-entity environments
Familiarity with platforms such as Aon, Mercer, ADP, Workday, Alight, or Fidelity
Understanding of accounting principles (accruals, expense tracking)
Experience supporting audits or compliance reviews
Exposure to union or international benefits billing (if applicable)
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