Antithesis is a well-funded deep tech company headquartered in Northern Virginia, focused on building autonomous software reliability and testing products. They are seeking an organized and proactive Office/Administrative Assistant to manage daily office operations while gaining exposure to marketing activities, particularly event coordination.
Responsibilities
- Maintain a tidy, welcoming office environment, including stocking snacks and drinks
- Act as the main point of contact for vendors and building/facilities to ensure smooth daily operations
- Coordinate meetings and travel arrangements for team members and interview candidates when needed
- Help manage conference/Zoom room setups for meetings and interviews
- Support basic onboarding logistics for new employees (desk setup, welcome materials, office introductions, etc.)
- Help plan and support monthly marketing and community events hosted in our office (meetups, small workshops, etc.)
- Assist with event logistics: invitations, RSVPs, name tags, materials, and day-of coordination
- Capture light content from events (photos, notes, quotes) for potential use in blogs, social posts, or internal recaps
- Partner with marketing on brand presence in the office (signage, swag organization, event boards)
- Support simple marketing operations tasks such as organizing contact lists, tracking event attendance, and preparing basic follow-up materials
Skills
- Recent college graduate or early-career candidate with interest in marketing and operations
- Strong organizational and time management skills; you're the kind of person who likes checklists and follow-through
- Comfortable using Google Workspace (or similar tools) and willing to learn new tools quickly
- Clear, professional written and verbal communication skills
- Friendly, approachable, and able to build good working relationships across the team
- Ability to multitask and prioritize in a fast-paced environment
- A proactive mindset: you notice what needs to be done and take initiative
- Experience helping run events (on campus, clubs, internships, etc.)
- Coursework or projects related to marketing, communications, or business
Benefits
- Competitive salary package.
- Opportunities for professional development and growth, including exposure to marketing projects.
- Supportive, inclusive, and highly collaborative team environment.
- The chance to learn how a deep tech startup operates from the inside.
Company Overview
Antithesis is a simulation testing company that tests software reliability to find and reproduce software bugs before deployment. It was founded in 2018, and is headquartered in Vienna, Virginia, USA, with a workforce of 51-200 employees. Its website is https://antithesis.com.