Office Administrator

Onyx Odds is a fast-growing prediction platform transforming how people interact with sports, crypto, and real-world events. Founded by a Harvard graduate with experience at Jane Street and backed by a team with backgrounds in sports gaming, technology, finance, consulting, and consumer products, Onyx is building the future by making markets more accessible, intuitive, and engaging. Based in the NoHo area of Manhattan, Onyx has seen significant growth in user activity and community engagement, driving continued expansion across its product, engineering, operations, and go-to-market team.

About the role

• Manage daily office operations and administrative tasks
• Answer phone calls, emails, and greet visitors professionally
• Organize and maintain office files, records, and documentation
• Order office supplies and coordinate with vendors and service providers
• Aid with data entry, reports, invoices, and other administrative projects
• Cook up incoming and outgoing mail, packages, and deliveries
• Support onboarding and new hire processes
• Provide general support to leadership and internal teams as needed

Responsibilities

• Manage daily office operations and administrative tasks
• Answer phone calls, emails, and greet visitors professionally
• Organize and maintain office files, records, and documentation
• Order office supplies and coordinate with vendors and service providers
• Aid with data entry, reports, invoices, and other administrative projects
• Cook up incoming and outgoing mail, packages, and deliveries
• Support onboarding and new hire processes
• Provide general support to leadership and internal teams as needed

Requirements

• 2+ years of office administration, administrative assistant, or related experience
• Strong organizational skills with the ability to multitask and prioritize effectively
• Excellent written and verbal communication skills
• Proficiency in Microsoft Office, Google Workspace, and standard office tools
• Detail-oriented with strong problem-solving abilities
• Professional, reliable, and proactive attitude
• Comfortable working independently and collaboratively in a team environment
• Comfortable working in-office with some schedule flexibility

Qualifications

• Must be authorized to work in the U.S. without sponsorship

Skills

• Office Administration
• Administrative Assistant
• Microsoft Office
• Google Workspace
• Standard Office Tools

Benefits

• Flexible schedule

Pay

$50k - $90k

Schedule

Flexible schedule

Benefits

• Flexible schedule

Company Culture

Onyx Odds is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all team members.