Administrative Specialist

The Opportunity

Our Houston team is seeking an Administrative Specialistto join the team.

Why Tetra Tech

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.

Your Impact

Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

Position Summary

The Administrative Specialist will be trusted to provide efficient, accurate, and reliable support to the Project Administrators. Qualified candidates will have relevant experience in the architect/engineering consultant industry, strong excel and word processing experience and will be prepared to step in quickly to assist Project Administrator. This position offers growth opportunity for succession planning for current Transportation Project Administrator.

Essential Job Functions

• Serve as the front office point of contact. Greet visitors, manage deliveries, and maintain a professional, organized reception area
• Coordinate office operations including conference room setup, office supplies, mail distribution, and facility requests
• Support internal events and meetings. Schedule logistics, manage calendars, coordinate lunches, and track office functions
• Maintain administrative tracking tools including calendars, logs, memberships, and office records
• Assist with onboarding logistics including workspace setup, equipment coordination, and building access
• Provide general administrative support across teams, including expense reports, document handling, and special projects
• Assist with project coordination including meeting scheduling, documentation, and client deliverables
• Support contract and subcontract processing, including document routing, approvals, and file management
• Help track project financials and support reporting efforts in coordination with project managers and accounting
• Contribute to project setup and closeout activities, including maintaining records and documentation compliance
• Partner with cross-functional teams to support project execution and maintain organized communication
• Coordinate schedules, meetings, and logistics for project teams and external stakeholders
• Serve as a point of contact for internal staff, clients, and the public, ensuring professional and timely communication
• Provide general administrative support including answering calls, greeting visitors, and assisting team members as needed
  
  

Required Qualifications

• A minimum of 3 years of experience in project assistance and/or contract administration, preferably in the Engineering community.
• Advanced proficiency in Microsoft Office (Word, Excel, PowerPoint Outlook Teams)
• Must be organized, a resourceful problem-solver, a reliable team player, demonstrate high attention to detail and a commitment to accuracy, and have the self-initiative to follow-through on tasks until completion.
• Must have excellent communication skills (verbal and written) and strong interpersonal communication skills to interact with diverse personalities, pleasant disposition and great attitude.
• Ability to multi-task and prioritize conflicting demands in a deadline-driven, and at times highly demanding situations. This is an interactive position, therefore individual must have a positive, calm, and professional attitude while dealing with staff and clients in person, over the phone, and by email. Portray a positive professional image for the company.
• A high level of integrity and discretion in handling confidential information and professionalism in dealing with leaders is expected.
• Must be dependable and on time.
  
  

Physical Requirements

• Primarily sedentary work in an office environment.
• Prolonged periods of sitting at a desk and working on a computer.
• Occasional standing, walking, and light physical activity.
• May occasionally lift or move items such as files or office supplies up to 15–25 pounds.
  
  

Work Environment / Environmental Factors

• This is currently an in-office position, based in the Houston Texas Energy Corridor.
• Standard indoor environmental conditions.
• Moderate noise levels consistent with a typical office setting.
  
  

Life At Tetra Tech

The perks of working at Tetra Tech include:

• Comprehensive and market-competitive benefits
• Merit-based financial rewards
• Flexibility and company-wide commitment to work/life balance
• Collaborative team atmosphere that values the contributions of all employees
• Learning and development opportunities for ongoing professional growth
  
  

About Tetra Tech

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Tetra Tech is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

We invite applications from all interested parties.

Explore our open positions at https://www.tetratech.com/careers

Follow us on social media to learn more about our people, culture, and opportunities:

LinkedIn: @TetraTechCareersX (Twitter): @TetraTechJobs

Additional Information

• Organization: 200 IEW