HR Generalist - Transport & Mining

Atoms•San Francisco, CA

13d•$106,000 - $125,000•Onsite

About The Position

Atoms is hiring its first HR Generalist for the Transport & Mining HR team. Reporting to the Head of HR for Transport & Mining, this role will help establish the people foundation for two fast-scaling businesses. It is intended for someone with 3–5 years of HR experience who wants to develop in employee relations, manager coaching, data-driven HR, and operational excellence. The HR Generalist will support employees and managers across a diverse workforce, including engineers and operations teams in San Francisco, manufacturing technicians, and hourly field teams at customer sites in the US and internationally. The role owns day-to-day HR operations, maintains accurate people data, supports compliance, and helps deliver people programs as the organization grows. The ideal candidate has a service mindset, exceptional attention to detail, sound judgment, and comfort supporting both office-based and shift-based employees. The role is based onsite at Atoms’ San Francisco office five days per week. The base salary range is $106,000–$125,000 per year. Eligible employees may also receive equity awards and an annual performance-based bonus.

Requirements

3–5 years of HR experience; experience as an HR Generalist in logistics, transportation, manufacturing, or a high-growth startup is ideal.
Experience supporting hourly, field, or manufacturing employees across multiple US states, including exempt versus non-exempt classification.
Proficiency with, or the ability to quickly learn, payroll management, HRIS, and similar computer applications.
Strong analytical skills, including comfort with spreadsheets, building reports, and drawing insights from HRIS data.
A service mindset, exceptional attention to detail, and sound judgment in a fast-paced environment.
Ability to work without an established playbook, manage ambiguity and speed, and maintain a high bar for quality.
Excellent interpersonal skills and the ability to handle sensitive and confidential situations with tact, professionalism, and diplomacy.
Clear and confident written and verbal communication skills.
Strong organization and attention to detail, with a commitment to high-quality work.
Fluency with AI and current use of new tools to improve work speed and HR processes at scale.

Nice To Haves

Workday experience.
International exposure supporting hourly, field, or manufacturing employees.
Bachelor’s degree; equivalent combination of education and experience is accepted.

Responsibilities

Serve as the first point of contact for employee and manager questions across Transport & Mining, providing guidance on HR policies, benefits, leaves, and local requirements.
Handle employee relations intake, documentation, resolution tracking, and trend spotting; partner with Employee Relations on investigations and complex cases.
Coach managers on performance, conduct, attendance, coaching conversations, documentation, and performance improvement plans.
Coach new and first-time managers on everyday people practices and help create practical self-service resources.
Own high-volume onboarding and offboarding for office, field, and manufacturing employees, including HRIS setup, background checks, site readiness, termination entries, final pay, and system deactivation.
Process job changes, transfers, and pay changes accurately, and maintain clean employee data as teams move onto Atoms’ core HR systems.
Partner with Payroll on timekeeping audits for hourly and shift-based employees, including overtime and premium pay, and help ensure correct exempt or non-exempt classification.
Coordinate workers’ compensation claims from intake through resolution with operations, safety, and insurance partners.
Conduct regular audits across HR focus areas to support ongoing compliance and operational accuracy.
Support M&A integration, including employment agreements, benefits transitions, and onboarding into Atoms programs and systems.
Partner with engineering, operations, and manufacturing leaders on organizational changes, team health, and headcount planning, bringing data and recommendations to discussions.
Help deliver people programs for Transport & Mining, including performance cycles, engagement, recognition, and retention.
Support leveling and title consistency as teams grow and new teams join Atoms.
Build and maintain reporting on headcount, hiring, attrition, attendance, and leave trends, and turn data into actionable insights for HR and business leaders.
Identify repetitive HR work and improve it using AI tools, automation, templates, and self-service resources.
Turn one-off fixes into simple, repeatable processes that can support the company as it scales.

Benefits

Medical, dental, and vision insurance, with multiple plans including HSA options.
Company-paid short- and long-term life and disability insurance.
Voluntary accident, critical illness, and hospital indemnity insurance.
Optional supplemental life insurance for employees, spouses, and children.
Pet insurance discount.
401(k).
Health Savings Account (HSA).
Flexible Spending Accounts for healthcare, dependent care, and commuter expenses.
Discretionary vacation days.
8 paid holidays per year.
Paid sick time.
Paid bereavement leave.
Paid parental leave.
Eligible employees may receive equity awards and an annual performance-based bonus.