Office Manager

Job overview

The Office Manager role is onsite in Dallas, TX. Compensation is not specified. The position supports Mullins Mechanical’s Dallas office and its Business Operations department. Mullins Mechanical is a specialty contractor focused on mechanical systems and related construction services. The office manager keeps local operations organized, safe, and ready to support employees, visitors, and business partners. By coordinating administrative workflows, facilities, onboarding, events, and cross-functional support, the role contributes to a productive office environment and the company’s business operations.

What you'll do

• Coordinate day-to-day office operations and administrative workflows
• serve as the primary contact for office requests
• coordinate facility maintenance, vendors, moves, and workspace changes
• manage office supplies and assets
• support onboarding and employee events
• coordinate visitor management
• assist with office access, safety, and compliance records
• coordinate meetings and events
• provide basic onsite technology setup and troubleshooting
• liaise with centralized support teams.

What we're looking for

Skills & competencies

office manager

office operations

facilities coordination

administrative support

employee onboarding

vendor management

meeting coordination

dallas tx

mullins mechanical

microsoft 365

safety and compliance

business operations

Work arrangement

• Weekend coverage required

Why this role

The posting requires 3+ years of experience in office management, administrative services, facilities coordination, executive support, or a similar business operations role, plus proficiency with Microsoft Office 365 applications.

About the employer

Mullins Mechanical is hiring for this role. Industry: Plumbing, Heating, and Air-Conditioning Contractors. Sector: 23.