People Operations; HR Generalist

People Operations (HR) Generalist

Location:

Remote, USA

Reports To:

Head of People
Department:
People Operations

Employment Type:

Full-Time

Nucleus Security is on the hunt for a People Operations Generalist. If you are detail-obsessed, process-savvy, and energized by helping teams thrive, this is your chance to make a big impact in a fast-growing cybersecurity company. The People Operations Generalist will play a key role in supporting daily people operations functions, with primary focus on administrative support, benefits administration and recruiting support.

Reporting directly to our Head of People, you’ll play a pivotal role in shaping the employee experience ’ll be joining a People team and a company, where our values of Teamwork, Ownership, Care, Communication, and Innovation, aren’t just words on a page; they’re the foundation of how we build, work, and succeed.

• Maintain accurate employee records in HR systems and personnel files.
• Prepare and process new hire, termination, and employee change documentation.
• Support compliance with labor laws, company policies, and reporting requirements.
• Assist in HR audits and maintain data integrity across systems.
• Coordinate and manage onboarding and offboarding processes to ensure a seamless, positive employee experience.

• Partner with hiring managers to identify staffing needs and develop job descriptions.
• Post open positions and screen applicants.
• Manage the candidate experience.
• Conduct reference checks and assist with offer letter preparation.
• Run background checks.

• Support benefits administration including but not limited to, insurance and retirement plans.
• Support open enrollment and coordinate with benefits providers and payroll.
• Support compliance with applicable benefits laws and reporting requirements (e.g., ACA, FMLA, COBRA).
• Other duties as assigned.

• 2–5 years of HR generalist or similar experience.
• Strong understanding of HR practices, employment laws, and benefits administration.
• Excellent communication, organizational, and problem-solving skills.
• Proficient with HRIS and applicant tracking systems (ATS).
• A passion for employee experience, culture, and creating an inclusive, supportive workplace.
• Demonstrated ability to handle sensitive information with professionalism, discretion, and integrity.

• Experience with Gusto payroll system.
• Experience with  applicant tracking system.
• Experience with Expensify.
• Recruiting experience.

• 100% company-paid health, dental, vision, life, and short-term disability insurance options.
• Generous 401(k) contribution (no employee match required).
• Flexible PTO plus 10 company holidays.
• Equity in a high-growth, VC-backed startup.
• A fantastic, people-centered company culture
  .
• Fully remote work environment.
• Salary Range: $75,000–$100,000 annually.

At Nucleus we are committed to achieving excellence in our field by combining diversity, collaboration, teamwork, and pride in our work. All qualified applicants will receive consideration for employment without regard to race, sex, color, religion, sexual orientation, gender identity, national origin, protected veteran status, or disability.