Senior Human Resources Manager

Who we are

About the role

Qualifications

• 8+ years of progressive HR experience, with significant depth in employee relations and workplace investigations
• 5+ years managing HR professionals across multiple sites in more than one state, including hiring, developing, and managing performance
• Demonstrated experience building HR processes and systems, not only operating them. This includes SOPs, trackers, dashboards, or automation. Candidates should be prepared to describe specific examples: what the process looked like before, what you built, and what improved as a result.
• Working knowledge of multi-state employment law with substantive California experience, including CFRA, PDL, FEHA, wage and hour, and Cal/OSHA, in addition to Texas and Florida
• Hands-on workers' compensation experience, including work with adjusters, nurse case managers, transitional duty, and return-to-work planning
• Experience supporting a high-volume hourly workforce in a field, fleet, logistics, or similar operational environment
• Strong documentation and written communication skills, including drafting correspondence on legally sensitive matters
• Sound judgment and discretion, with the credibility to advise operations leaders and the willingness to push back when the process calls for it
• Valid driver's license with a driving record in good standing
• Ability to travel up to 25%
• Why join us
• At Atoms, you’ll work on one of the defining challenges of our time—bringing automation into the physical world to drive real, lasting impact. We exist to uncover valuable unknown truths and turn them into progress, which means constantly pushing beyond what’s known and building what doesn’t yet exist. The work is ambitious and often challenging, but it’s grounded in a shared sense of purpose and a team committed to seeing it through together. Our work only matters if it serves others, and we know that meaningful progress depends on the trust of the people we serve and the strength of our team—so we invest in both, creating an environment where you can do your best work and grow.
• What else you need to know
• This role is based in our Dallas office. Atoms is a company driven by invention and continuous change - we are constantly reimagining our industries, building new products, and refining how we operate. We do our best work together. That’s why all of our office-based teams work onsite, five days a week.
• The base salary range for this role is $130,000 - $160,000 per year.
• Actual compensation will be determined on an individual basis and may vary depending on experience, skills, and qualifications.
• Base salary is just one part of your total rewards package. You may also be eligible for equity awards.
• Medical, Dental, Vision, Disability, and Life Insurance
• Flexible Spending Account / Health Savings Account Options
• 401(k)
• Equity
• Sick Time, Unlimited Flexible Time Off, and Paid Holidays
• Paid Parental Leave
• Pre-Tax Commuter Benefit Plan
• Team lunch in our SoMa office every Tuesday and Thursday
• Benefits are subject to change at the company's discretion.
• Atoms accepts applications on an ongoing basis.
• Ready to join us as we serve those who serve others?

Preferred Qualifications

• Proficiency with HRIS and timekeeping platforms, Paycor preferred, and comfort working in ticketing and reporting tools
• Bachelor's degree in Human Resources, Business Administration, or a related field preferred
• PHR, SPHR, SHRM-CP, or SHRM-SCP certification preferred
• Bilingual English/Spanish preferred

Responsibilities

• Document and standardize core HR processes across all four markets, including investigations, corrective action, terminations, suspensions, job abandonment, onboarding, and offboarding.
• Build to California requirements first and adjust for other states.
• Build the reporting that gives leadership visibility into open employee relations cases, workers' compensation claims, and response times without requiring a manual pull.
• Reduce manual work by partnering with HRIS and Data to automate roster audits, attendance verification, and termination processing.
• Set service standards for HR response and resolution times, and audit the team's work against them.
• Analyze trends across employee relations cases, injuries, terminations, attendance, and turnover to identify where the business is exposed, and bring leadership both the finding and the recommendation.
• Build continuity into the function through cross-training, documented ownership, and defined backup coverage for every critical workflow.
• Employee Relations and Investigations
• Serve as the escalation point for complex and sensitive matters raised by market HR staff and operations leaders.
• Conduct and oversee investigations into harassment, discrimination, retaliation, and policy violations, applying consistent methodology and producing documented findings and recommendations.
• Coach operations leaders on documentation, progressive discipline, conflict resolution, and performance management, and hold decision rights to the defined process.
• Draft correspondence on legally sensitive employee matters and partner with outside counsel on employment practices liability claims, including file preparation and case background.
• Risk, Workers' Compensation, and Safety
• Own the workers' compensation program, including intake and triage, adjuster and nurse case manager coordination, transitional duty, return to work, and the weekly return-to-work data provided to Payroll.
• Manage occupational health vendor relationships and hold them to agreed service levels.
• Administer leave and accommodation across states, including FMLA, CFRA, PDL, and ADA/FEHA, and lead the interactive process.
• Serve as plan administrator for California Injury and Illness Prevention and Workplace Violence Prevention programs, and partner with Safety on hazard correction, required training, and OSHA recordkeeping and reporting.
• Manage unemployment claims and responses to state agency inquiries.
• Partner with Payroll on multi-state wage and hour execution, including meal and rest premiums, overtime, PTO and sick accrual, holiday pay, final pay timing, and off-the-clock exposure.
• Own HRIS data integrity, including roster accuracy, status changes, terminations, and completion of onboarding documentation.
• Support pay changes and milestone increases, along with the employee communication that accompanies them.
• Lead and develop HR Managers, Generalists, and Coordinators across four markets.
• Hire and onboard an HR Manager for Los Angeles and build the team structure the function needs as the business grows.
• Set expectations and hold accountability through regular one-on-ones, performance management, and development planning.
• Ensure consistency in how HR operates, escalates, and documents in every market.
• 8+ years of progressive HR experience, with significant depth in employee relations and workplace investigations
• 5+ years managing HR professionals across multiple sites in more than one state, including hiring, developing, and managing performance
• Demonstrated experience building HR processes and systems, not only operating them. This includes SOPs, trackers, dashboards, or automation. Candidates should be prepared to describe specific examples: what the process looked like before, what you built, and what improved as a result.
• Working knowledge of multi-state employment law with substantive California experience, including CFRA, PDL, FEHA, wage and hour, and Cal/OSHA, in addition to Texas and Florida
• Hands-on workers' compensation experience, including work with adjusters, nurse case managers, transitional duty, and return-to-work planning
• Experience supporting a high-volume hourly workforce in a field, fleet, logistics, or similar operational environment
• Proficiency with HRIS and timekeeping platforms, Paycor preferred, and comfort working in ticketing and reporting tools
• Strong documentation and written communication skills, including drafting correspondence on legally sensitive matters
• Sound judgment and discretion, with the credibility to advise operations leaders and the willingness to push back when the process calls for it
• Bachelor's degree in Human Resources, Business Administration, or a related field preferred
• PHR, SPHR, SHRM-CP, or SHRM-SCP certification preferred
• Bilingual English/Spanish preferred
• Valid driver's license with a driving record in good standing
• Ability to travel up to 25%
• Why join us
• At Atoms, you’ll work on one of the defining challenges of our time—bringing automation into the physical world to drive real, lasting impact. We exist to uncover valuable unknown truths and turn them into progress, which means constantly pushing beyond what’s known and building what doesn’t yet exist. The work is ambitious and often challenging, but it’s grounded in a shared sense of purpose and a team committed to seeing it through together. Our work only matters if it serves others, and we know that meaningful progress depends on the trust of the people we serve and the strength of our team—so we invest in both, creating an environment where you can do your best work and grow.
• What else you need to know
• This role is based in our Dallas office. Atoms is a company driven by invention and continuous change - we are constantly reimagining our industries, building new products, and refining how we operate. We do our best work together. That’s why all of our office-based teams work onsite, five days a week.
• The base salary range for this role is $130,000 - $160,000 per year.
• Actual compensation will be determined on an individual basis and may vary depending on experience, skills, and qualifications.
• Base salary is just one part of your total rewards package. You may also be eligible for equity awards.