Chief of Staff

Onyx Games LLC•New York, NY

2d•$100,000 - $180,000•Onsite

About The Position

Onyx is a fast-growing, venture-backed social sports prediction platform. As user activity has scaled quickly, we’re expanding the team to support platform discrepancies and day-to-day operations. Founded by Harvard graduates with a background at Jane Street, Onyx is headquartered in downtown Manhattan. This role is in-office. We are seeking a highly organized, strategic, and execution-focused Chief of Staff to work directly alongside the CEO on high-priority initiatives across the company. This role will serve as a key strategic and operational partner to the CEO, helping drive cross-functional alignment, improve internal processes, and ensure critical initiatives move efficiently from concept to execution. The ideal candidate is proactive, analytical, adaptable, and thrives in fast-paced startup environments where priorities evolve quickly. This person will operate as a trusted partner to the CEO, helping manage organizational priorities, streamline communication, and support decision-making across the business.

Requirements

3+ years of experience in consulting, operations, project management, strategy, startup operations, investment banking, or a related field
Strong organizational and project management skills with exceptional attention to detail
Excellent communication and interpersonal skills
Ability to manage multiple priorities and operate effectively in a fast-paced environment
Highly analytical with strong problem-solving capabilities
Comfortable working cross-functionally with both technical and non-technical teams
High level of professionalism, discretion, and sound judgment

Nice To Haves

Experience at a startup, technology company, sports company, or high-growth environment is strongly preferred
Interest in sports analytics, predictive technology, or sports media is a plus

Responsibilities

Partner directly with the CEO to drive strategic initiatives and company-wide operational priorities
Act as an extension of the CEO to improve communication, alignment, and execution across departments
Manage and coordinate cross-functional projects across product, engineering, operations, marketing, analytics, and business development teams
Track company goals, strategic initiatives, and KPIs to ensure accountability and progress across the organization
Prepare reports, presentations, briefing materials, and updates for leadership meetings, investors, and external stakeholders
Identify operational inefficiencies and implement scalable systems and processes to improve execution and communication
Support hiring, onboarding, recruiting coordination, and broader organizational initiatives as the company continues to scale
Assist the CEO with special projects, partnerships, and other high-impact business initiatives as needed
Help maintain organizational focus and ensure CEO priorities are clearly communicated and effectively executed