Office Administrator

Job Category: Operations - Administrative

Requisition Number: OFFIC
003765

• Posted :
  July 31, 2026
• Full-Time
• On-site

Showing 1 location

Office Administrator

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Job Summary: The Office Administrator serves as the operational backbone of the office, providing administrative, business development, financial, and facility support to ensure the smooth day-to-day operation of the business. This role partners with company principals and staff to support project pursuits, maintain office operations, coordinate administrative processes, and deliver a positive experience for employees, clients, and visitors.

Responsibilities:

• Prepare and coordinate proposals, Statements of Qualifications (SOQs), resumes, and other client-facing pursuit materials.
• Assist with project specification documents and submittal tracking.
• Complete vendor onboarding documentation and setup requirements.

• Provide scheduling, coordination, and administrative support for principals and leadership.
• Prepare reports, presentations, and other business documents.
• Track professional licensing and credential requirements for principals.
• Answer incoming calls and manage office correspondence.

• Assist with check deposits and monthly credit card reconciliations.
• Coordinate Certificates of Insurance (COIs) and related documentation.
• Support preparation of monthly safety reports and other compliance-related reporting.
• Ensure office utilities and recurring vendor services are maintained and paid on time.

• Manage office supplies, equipment, and vendor relationships.
• Coordinate lunch-and-learn sessions, meetings, and office events.
• Handle incoming and outgoing mail, deliveries, and shipping needs.
• Support day-to-day office needs to maintain an organized, efficient, and welcoming workplace.

• Perform other administrative and operational responsibilities as assigned to support business and office needs.

• High school diploma or equivalent;
  Associate's degree in Business Administration, Communications, Marketing, or a related field preferred.
• 3+ years of experience in an administrative, office management, coordinator, or business support role.
• Strong organizational skills with the ability to manage multiple deadlines and competing priorities.
• Proficiency with Microsoft Office applications, including Word, Excel, Outlook, and PowerPoint.
• Strong written communication skills with experience preparing, editing, and formatting…