People Operations (HR) Generalist

Nucleus Security; Jacksonville (FL); Remote; USD 75,000 - 100,000; Full time

Benefits offered by this job

100% company-paid health insurance

Generous 401(k) contribution

Flexible PTO

Company equity

People-centered company culture

Job summary

A cybersecurity company is seeking a People Operations Generalist to support HR functions, with responsibilities including HR administration, recruiting, and benefits administration. Ideal candidates will possess 2-5 years of HR experience and strong organizational skills. The role offers a fully remote work environment, a competitive salary range of $75,000–$100,000 annually, and generous benefits including health insurance and a 401(k) contribution.

Qualifications

• 2-5 years of HR generalist or similar experience.
• Strong understanding of HR practices, employment laws, and benefits administration.
• Demonstrated ability to handle sensitive information with professionalism.

Responsibilities

• Maintain accurate employee records in HR systems.
• Coordinate and manage onboarding and offboarding processes.
• Support benefits administration compliance.

Skills

HR generalist experience

Communication skills

Organizational skills

Problem-solving skills

Knowledge of HR laws

Tools

HRIS

Applicant tracking systems (ATS)

Gusto

JazzHR

Expensify

Job description

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 at Nucleus. You’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.

What You Will Do (TOP 3)

HR Administration

• 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.

Recruiting and Talent Acquisition

• 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.

Benefits Administration

• 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.

Required Qualifications

• 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.

Preferred Qualifications

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

Why You Should Be Excited

• 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.