Human Resources Administrator

The 20 • Plano, TX

3h • Onsite

About The Position

We're looking for an HR Administrator to be the operational backbone of our HR team. This role is responsible for managing the full HR administrative lifecycle, including onboarding, benefits administration, leaves, compliance, and payroll processing. The HR Administrator will work closely with the Talent Acquisition Manager and VP, Human Resources to ensure employees are supported throughout their tenure with the company.

Requirements

• 2+ years of HR administration experience, including hands-on payroll processing.
• Experience with an HRIS and payroll platform.
• Ability to run end-to-end in-house payroll accurately and on deadline.
• Familiarity with benefits administration (401(k), HSA, FSA, health & welfare plans).
• Strong organizational skills with the ability to juggle multiple priorities and deadlines.
• High level of discretion and professionalism when handling confidential information.
• Clear, confident communicator – written and verbal.

Nice To Haves

• Bachelor's degree preferred; relevant HR experience will be considered in lieu of a degree.
• Meticulous attention to detail.
• Proven ability to manage competing deadlines accurately and independently.
• Comfortable communicating across all levels – from new hires to senior leadership.
• Self-directed and organized; able to own processes end-to-end without close supervision.
• Working knowledge of multi-state employment law including state wage and hour, paid leave, and tax withholding requirements.

Responsibilities

• Own the new hire experience from offer acceptance through first-day orientation.
• Collect and process all new hire paperwork (I-9, W-4, direct deposit, NDAs, policy acknowledgments).
• Set up employee profiles in the HRIS and coordinate IT, facility access, and system provisioning.
• Maintain accurate employee records and process data updates throughout the employee lifecycle.
• Manage offboarding processes, including final pay coordination, benefits termination, and exit interviews.
• Administer 401(k) enrollment, contribution changes, employer match tracking, and employee loan/hardship paperwork.
• Manage HSA and FSA plans, including enrollment, IRS limit communications, and qualifying event changes.
• Process health, dental, vision, life, and disability enrollments, changes, and terminations.
• Assist in open enrollment each year, including building materials, auditing elections, and confirming payroll deductions.
• Run full in-house payroll on scheduled cycles, ensuring accurate and on-time employee payments.
• Collect, review, and process employee timekeeping records, resolving discrepancies with managers before each payroll run.
• Process all payroll changes, including new hires, terminations, salary adjustments, promotions, and retroactive pay.
• Manage deduction updates for benefits, garnishments, and voluntary withholdings.
• Manage multi-state payroll tax withholding and ensure accurate state and local tax setup for remote and hybrid employees.
• Administer FMLA from eligibility notice through designation, tracking, and return-to-work.
• Manage the ADA interactive process, gathering documentation, coordinating accommodations, and maintaining records.
• Process and track all leave types: state leaves, personal LOAs, military (USERRA), bereavement, and jury duty.
• Administer state-specific leave programs alongside federal FMLA, coordinating benefits continuation and payroll.
• Maintain labor law postings, policy acknowledgments, and required training completion records.
• Store medical and accommodation records separately from personnel files per ADA and HIPAA requirements.
• Support HR audits with accurate, organized documentation.
• Serve as the go-to HR resource for employee questions on benefits, policies, and leave.
• Maintain compliance with multi-state employment laws, including state-specific wage and hour requirements, paid leave mandates, and posting obligations.

Benefits

• Comprehensive benefits, including medical, dental, vision, supplemental coverage, plus HSA/FSA options.
• Competitive 401(k) participation with up to 4% contribution match.
• Certification reimbursement to support your continued development.
• Meaningful opportunities for advancement within a growing organization.
• A culture built on drive, accountability, collaboration, and excellence.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: Associate degree