Office & Operations Lead

📍 Rosario, Argentina | 🕐 Full-time, On-site

Momentum is a fast-growing Series A company specializing in driving AI transformation for revenue teams. Momentum operates like an embedded GTM task force working alongside your team. Our platform listens to every sales and customer interaction, extracts critical insights, and pushes updates directly into tools like Salesforce, Slack, and Snowflake—automating follow-ups, flagging risk, and surfacing next steps without rep intervention. Teams at Zscaler, Windsurf, Ramp, Demandbase, and 1Password rely on Momentum to unlock 3–10 hours per rep each week, improve win rates, and scale execution—without scaling headcount. We’re back by top tier investors, including FirstMark, Stage 2 Capital, Inovia and Basis Set Ventures.

We’re looking for someone who loves structure, gets things done, and thrives in dynamic environments.

Are you the kind of person who keeps everything organized, solves problems before they arise, and brings great energy to the team? This role is for you 👇

✨ Managing the daily operations of our Rosario office

✨ Organizing internal events and team gatherings

✨ Supporting the Director of Operations with key initiatives

✨ Handling administrative processes, expenses, and reimbursements control

✨ Identifying inefficiencies and proposing improvements

✔️ Fluent English (written and spoken) is a must

✔️ University degree (completed or advanced) in: Business Administration, Human Resources, Public Relations, Communications, or related fields

✔️ 1–3 years of experience in administrative, operations, or coordination roles

✔️ Strong organizational skills and attention to detail

✔️ Excellent communication skills and good judgment

✔️ Proactive, reliable, and discreet when handling sensitive information

💻 Tools and tech to help you do your best work

🌍 A collaborative, diverse, and mission-driven team

💰 Competitive salary + Stock Options

🩺 100% health coverage for you, 75% for dependents

🌴 3 weeks vacation + local holidays + 1 week off between Christmas & New Year

✈️ Annual company off-site in a special location

📩 Send your CV or LinkedIn profile to aplotkin@plotkin.com.ar

📆 We’d love to meet you!