Office Manager Specialist

Full Time | Mexico City

OXIO is the first NeoTelco. We are building the world’s largest, most accessible, and insightful Telecom network. Our platform empowers anyone to spin up their own carrier from a browser, scaling and supporting you as you scale your network to millions of users.

We ensure that users and devices are connected, and stay connected wherever they go: Cross-country, carrier, or cellular technology. We help them pay less for mobile data. This technology is provided through our Carrier-as-a-Service platform: BrandVNO, a fully customizable telecom service. In addition, we enable clients of our service to extract the value from telecom data – enriching their customer experience, business intelligence, and product understanding in the many markets in which we operate.

Overview of the position

For this position, OXIO is looking for a highly organized and proactive Office Manager Specialist to support day-to-day operations across office management, legal coordination, administrative HR operations, and finance support. This role will work closely with a senior HR leader, providing operational support rather than acting as an HR decision-maker. It is critical to ensuring smooth internal operations and a great employee experience.

Key Responsibilities

• Office Management:

  • Manage office logistics, supplies, vendors, and facilities

  • Ensure a well-functioning, organized, and welcoming office environment

  • Coordinate travel, events, and internal meetings

  • Oversee administrative processes and improve operational efficiency

• Legal & Compliance Admin Support:

  • Coordinate with internal legal counsel and internal stakeholders

  • Maintain and organize contracts, NDAs, and corporate documentation

  • Track key deadlines and compliance requirements

• HR Support (Operational Only)

  • Coordinate onboarding and offboarding processes (documentation, equipment, access)

  • Provide day-to-day administrative support to the HR function in partnership with the senior HR role

    • Note: This role does not act as an HR Business Partner or HR decision-maker. It focuses strictly on coordination and administrative support.

• Finance Support (Admin Support)

  • Assist with invoice processing, expense tracking, and vendor payments

  • Coordinate with the finance team on basic reporting and documentation

  • Support budget tracking for office-related expenses

Qualifications

• 5-10 years of experience in office management, operations, or administrative roles

• Strong organizational and multitasking skills

• Experience supporting multiple functions (HR, legal, finance) is a plus

• Excellent communication and problem-solving abilities

• High attention to detail and ability to handle confidential information

• Proficiency with common office and productivity tools

Nice to Have

• Experience in a startup or fast-paced environment

What Success Looks Like

• Smooth day-to-day office operations with minimal friction

• Seamless onboarding and offboarding experiences

• Well-organized documentation and processes across teams

• Strong internal support that enables teams to focus on their core work

Benefits

• Be a sub-100 team member at a fast growing start-up

• Have a big impact relative to a small role in larger tech organization

• Mentorship and improvement opportunities

• Career path and growth in individual contributor (IC) tracks as well as management tracks

• Competitive healthcare benefits according to country

• Competitive compensation and a stock option incentive program to ensure long term alignment within the company

• International organization that enables you to work across boundaries, travel to different locations, and enjoy the dynamics of a rapidly growing startup