M

Mosaic Pediatric Therapy

Clinic-based ABA therapy for autism

Benefits Manager

Full-TimeUpdated on 10/21/2026
No salary listed
Senior
Bachelor's
Charlotte, NC, USA
In Person
People & HRCompensation & Benefits

About the job

Requirements
  • A bachelor's degree (BA/BS) from a four-year college or university, or an equivalent combination of education and experience.
  • At least 5 years of benefits administration experience, including at least 3 years managing or co-managing a self-funded medical plan and leading at least one full renewal and open enrollment cycle.
  • Experience administering a 401(k) plan, including enrollment and managing TPA-performed nondiscrimination testing and plan audits.
  • Working knowledge of ERISA, including fiduciary responsibilities, ACA, COBRA, and HIPAA compliance.
  • Advanced Excel and analytical skills, including claims reporting and renewal cost modeling.
  • Experience with an HRIS benefits module and carrier file feeds.
  • Experience leading projects and managing vendors and cross-functional partners.
  • Ability to work on site and off site, and to travel and drive to needed locations as needed.
  • Ability to work in a fast-paced, demanding environment while managing high volumes of deliverables and potentially conflicting deadlines.
  • Ensure predictable, reliable, and prompt attendance.
Responsibilities
  • Own Mosaic’s health and welfare benefits and 401(k) plan end to end in collaboration with the Head of Human Resources, including strategy and vendor management, enrollment, administration, audits, and compliance.
  • Lead the annual renewal and open enrollment cycle with the broker, TPA, stop-loss carrier, and other vendors, including data requests, plan design modeling, leadership recommendations, team member communications, and system setup.
  • Monitor self-funded plan performance monthly, including claims against expected, large-claim and stop-loss activity, fixed costs, and funding levels, and report trends and recommendations to HR and Finance leadership.
  • Evaluate plan design, contribution strategy, and vendors for cost, competitiveness, and fit with Mosaic’s clinical workforce.
  • Own benefits setup, eligibility rules, and carrier and TPA file feeds in Paycom, including regular audits and reconciliation.
  • Oversee enrollments, qualifying life events, COBRA administration, monthly invoice reconciliation, and ACA measurement for variable-hour team members.
  • Partner with Payroll on deductions, arrears, and retro adjustments; with Employee Relations on benefits continuation during leave and STD/LTD claims; and with Onboarding on new hire enrollment.
  • Ensure plan compliance with ERISA, ACA (including 1094-C/1095-C reporting), COBRA, HIPAA privacy and security, MHPAEA, Section 125, the No Surprises Act and CAA reporting, and North Carolina and Virginia requirements.
  • Maintain plan documents, SPDs, SBCs, required notices, and the Form 5500 filing process in coordination with the broker and TPA.
  • Own day-to-day 401(k) administration with the recordkeeper, TPA, and Payroll, including eligibility, enrollment and auto-enrollment, deferral changes, employer match, loans, distributions, and timely remittance of contributions.
  • Serve as a member of the 401(k) plan committee; prepare committee materials, support fiduciary review of investments and fees with the plan advisor, and maintain minutes and records.
  • Manage the annual 401(k) compliance cycle performed by the TPA and plan auditor, including nondiscrimination and top-heavy testing, the independent plan audit, and Form 5500 filing; provide accurate census and payroll data, review results, ensure deadlines are met, and coordinate corrective actions such as refunds or employer contributions.
  • Ensure required participant notices, fee disclosures, and plan document amendments are issued on time in coordination with the TPA and recordkeeper.
  • Audit payroll deferral and match data against recordkeeper records each pay cycle and coordinate corrections with the TPA under IRS and DOL correction programs.
  • Perform day-to-day benefits and 401(k) administration, including enrollments, eligibility changes, invoice reconciliation, COBRA, and vendor issues.
  • Answer team member benefits and 401(k) questions and resolve escalated issues with carriers and vendors.
  • Manage benefits and 401(k) projects end to end, such as vendor implementations and Paycom configuration changes, and document procedures so the work does not depend on one person.
  • Develop clear benefits communications and self-service enrollment, and resolve claims and eligibility issues promptly.
  • Track and report benefits metrics, including participation, cost per team member, eligibility error rate, and time to resolve team member issues.
  • Adapt as needed to support the company’s growth and organizational effectiveness.
  • Perform other duties as assigned.
Desired Qualifications
  • Paycom experience.
  • CEBS, CBP, or SHRM-CP/SCP certification.
  • Healthcare, behavioral health, or high-volume hourly workforce experience.
  • North Carolina and Virginia benefits experience.

About the company

M

Mosaic Pediatric Therapy

View

Mosaic Pediatric Therapy provides ABA therapy for children with autism, operating clinics in North Carolina and Virginia. It offers one-on-one, clinic-based sessions led by BCBAs and RBTs, using play-based, early-intervention methods and continuous data tracking, with options for in-home, school-based, community-based, and telehealth services. The company differentiates itself with a focus on young children, open play spaces for gross motor development, and a family-involved, data-driven approach across multiple settings. Its goal is to improve developmental outcomes for children with autism by delivering accessible, individualized ABA therapy tailored to each child and family.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

N/A

Founded

2018

Get referred to Mosaic Pediatric Therapy

See people who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • Mosaic reported 1,007 employees in March 2026, up 20.8% from 2023.
  • Its Charlotte clinic on Cliff Cameron Drive reopened visibility in a dense growth corridor.
  • No waitlist for evaluations in 2026 supports faster intake and steadier conversion into treatment.

What critics are saying

  • Mosaic returned to market in 2026 through Harris Williams after a pulled sale process.
  • Revelio showed only 53 active job postings in 2026, down 70.7% from 2025.
  • A failed exit or reimbursement squeeze could force closures or a distressed sale by 2027.

What makes Mosaic Pediatric Therapy unique

  • Mosaic combines clinic, home, school, community, and telehealth ABA across North Carolina and Virginia.
  • Its APBA 2026 leadership presentations signaled clinical depth in training, compliance, and data science.
  • Mosaic targets early intervention for children under 12, with autism evaluations starting at 18 months.

Help us improve and share your feedback! Did you find this helpful?

Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Disability Insurance
  • Life Insurance
  • 401(k) Retirement Plan
  • 401(k) Company Match
  • Paid Vacation
  • Paid Holidays
  • Employee Discounts
  • Pet Insurance