Executive Assistant

Graviton is a fast-growing, founder-led quantitative trading firm with global ambitions. As an Executive Assistant to the Partners, youll be the operational right hand to the leadership team, ensuring everything from calendar management to personal logistics runs like clockwork. If youre a detail-obsessed problem-solver who thrives in fast-paced, high-trust environments, this is the role for you.

Administrative & Operational Support

• Manage complex calendars, appointments, and high-stakes meetings across time zones.
• Coordinate internal reviews, team meetings, and offsites.
• Take ownership of recurring leadership syncs: skip-level reviews, batch meetings, and strategic check-ins.
• Act as the go-to liaison for internal and external stakeholders.
  
  

• End-to-end coordination of domestic and international travel (visas, bookings, YPO retreats, etc.).
• Maintain travel calendars and ensure all prep is in place ahead of key events.
  
  

• Track and manage all reimbursements, staff salaries, petrol expenses, and driver payments.
• Maintain accurate documentation and follow-ups for all partner-related investments and accounts.
• Liaise with accountants for AMEX, YPO fees, insurance, and other personal or firm-related bills.
  
  

• Work with team leads to organize bi-weekly check-ins, performance reviews, and hiring syncs.
• Ensure operational clarity and cadence across all teams connected to the Partners.
  
  

• 5+ years in a high-trust EA or operations support role—ideally with founders or leadership.
• Strong organizational skills with the ability to prioritize across multiple workstreams.
• Comfort with ambiguity and a calm, proactive attitude under pressure.
• Excellent communication, discretion, and follow-through.
• Tech-savvy and quick to learn internal tools.
  
  
  
  

• Competitive compensation
• Annual international team outing
• Fully covered commuting expenses
• Best-in-class health insurance
• Delightful catered breakfasts and lunches
• A well-stocked kitchen
• 4 week annual leaves along with market holidays
• Gym and sports club memberships
• Regular social events and clubs
• After work parties