Administrative Assistant

Colonial Group; League City (TX); On-site; USD 25,000 - 30,000; Full time

Job summary

Colonial Group in League City, TX is seeking an Administrative Assistant to provide day-to-day support for a collaborative Finance and Accounting team. You will manage calendars, communications, and office needs in a highly visible role.

The ideal candidate will have a high school diploma or equivalent, plus experience in administrative or office settings, with strong organization and professional communication. This role is based in League City, Texas, at Marina One.

Qualifications

• High school diploma or equivalent.
• Previous administrative or office experience in a professional environment.
• Friendly, helpful, and professional communication.
• Strong organization and attention to detail.
• Ability to manage routine priorities while adapting to changing needs.
• Experience with Microsoft Office; familiarity with Teams or task-management tools.

Responsibilities

• Provide responsive administrative support to team members and meet deadlines.
• Maintain calendars, coordinate meetings and events, oversee inventory, and order supplies.
• Manage the project planning calendar and team tasks using Teams and ClickUp.
• Process invoices, assist with credit card reconciliations, and track records.
• Handle mail distribution, filing, and day-to-day office needs.
• Answer phones, welcome visitors, and provide information.
• Document basic processes and keep team records current.

Skills

Organization

Communication

multitasking

Education

High school diploma or equivalent

Associate degree (preferred)

Tools

Microsoft Office

Microsoft Teams

ClickUp

Job description

Internal Job Title: Administrative Assistant

Location: League City, Texas (Marina One)

Status: Full-Time, Hourly

Reports to: Vice President & Controller while also providing support to the Vice President, Financial Planning & Analysis & Vice President, Tax

Help Keep a Collaborative Team Organized and Moving Forward

Are you organized, approachable, and energized by helping others succeed? We are seeking an Administrative Assistant to provide day-to-day support for a collaborative team in our League City, Texas office. In this highly visible role, you will keep schedules, tasks, communications, office needs, and administrative details on track while creating a welcoming, well-run environment. This is a great opportunity for someone who enjoys variety, takes pride in thoughtful follow-through, and wants to grow their administrative experience within a professional Finance and Accounting team.

What You’ll Do

• Provide responsive administrative support to team members and ensure requests and deadlines are addressed
• Maintain calendars, coordinate meetings, and team events, oversee office inventory, and order supplies when applicable
• Manage the project planning calendar and team tasks using tools such as Microsoft Teams and ClickUp
• Process invoices, assist with credit card reconciliations, and maintain accurate tracking records
• Handle mail distribution, filing, and other day-to-day office needs
• Answer phones, welcome visitors, and provide helpful information to internal and external contacts
• Document basic processes and help keep team procedures and records current

What You’ll Bring

• High school diploma or equivalent
• Previous administrative, clerical, customer service, or office experience in a professional environment
• A friendly, helpful, and professional communication style
• Strong organization, attention to detail, and follow-through
• Ability to manage routine priorities while responding to changing team needs
• Comfort working with Microsoft Office applications; familiarity with Microsoft Teams or task-management tools is helpful

Preferred Qualifications

• Associate degree
• Experience coordinating calendars, meetings, travel, invoices, or team events

Bring Your Strengths to the Team

If you enjoy making work easier for others, creating order, and being the person a team can rely on, we encourage you to apply.