Administrative Assistant (Part-time) at Tetra Tech, Inc.

  • Administrative Jobs, Administrative Assistant Jobs
  • Permanent Employment
  • 2 months ago
  • Maine, America
  • Shift Part-Time
  • Job Qualifications Associate

Job Description

Administrative Assistant (Part-time) at Tetra Tech, Inc.

Discover your full potential. At Tetra Tech, we are collaborating with industry-leading experts for a sustainable future for our world. We combine consulting and engineering with advanced analytics and technology to solve the world’s most complex challenges. Our innovation hubs across the globe will enable you to share ideas and best practices while growing your professional network. Wherever you are in your career journey, you will benefit from working with world-class engineers, scientists, and technical specialists.


Apply today and join the company that is Leading with Science®.


Tetra Tech’s commitment to hiring the best talent in the industry and helping them thrive professionally is stronger than ever. We are currently seeking an Administrative Assistant for a part-time, 16-hr per week position to support a team of approximately 25 people with organizational, administrative, office management, and project support tasks in our Portland, ME office.  The ideal schedule would include a physical presence in the office three to four days per week.



  • The Administrative Assistant will maintain office systems and supplies, and undertake other administrative and project tasks, as assigned.

  • Must be able to handle the fast-paced nature of consulting, as well someone who can adapt to evolving needs in the company.

  • A “no task is too small” attitude is a must.

  • This position requires excellent organizational and interpersonal skills, and an ability to work on multiple tasks and adjust to changing priorities.

  • This person must be organized and detail-oriented and must have the ability to work independently with minimal oversight needed.   

  • The person selected for this position will be responsible for maintaining overall office organization:

  • leading meeting and event scheduling and preparations.

  • conducting equipment ordering and tracking billing.

  • ordering supplies and restocking.

  • running small errands.

  • preparing shipments and mail processing.

  • ensuring vehicle registrations and maintenance are kept current.

  • directing annual health and safety checks.

  • assisting with mass mailings.

  • conducting digital file organization.

  • assisting in document assembly and production, as needed.

  • Word processing and technical editing skills are desired.


  • Associate degree or equivalent work experience.

  • Excellent computer skills and knowledge of Adobe/Nuance, Microsoft Office including Excel, Word, Outlook; ability to provide IT support and use new computer systems and iPads.

  • Excellent organizational, communication, and interpersonal skills and ability to take direction for often competing priorities.

  • Excellent interpersonal relationship skills and the ability to work with individuals of all skill levels.

  • Excellent written and verbal communication skills including phone and e-mail etiquette.

  • Ability to lift up to 25 lbs. on a frequent basis.

  • Ability to prioritize and follow up on pending items.

  • Strong follow-through skills, attention to detail and work quality

  • Must be client focused and have a strong sense of accountability.

  • Strong work ethic and commitment to safety

  • Creative problem solver who works in a professional and ethical manner

  • Ability to anticipate issues and problem solve in a fast-paced environment.

  • High degree of professionalism and discretion is required.

  • Self-motivation and willingness to get the job done.

  • Competence in office business machine operations and office management is desired.

  • Must pass a pre-employment drug screen in compliance with state law.

  • Must possess a valid driver’s license with a clean driving record without restrictions.


At Tetra Tech, health and safety play a vital role in our success. Tetra Tech’s employees work together to comply with all applicable health & safety practices and protocols, including health orders and regulations related to COVID-19 that are mandated by local, state, and federal authorities as well as project requirements.


About Tetra Tech:

Tetra Tech combines the resources of a global, multibillion-dollar company with local, client-focused delivery in more than 470 locations around the world. Our reputation rests on the technical expertise and dedication of our employees—22,000 associates working together to provide smart, scalable solutions for challenging projects. We are proud to be home to leading technical experts in water, environment, infrastructure, resource management, energy, and international development.


Tetra Tech is proud to be an Equal Opportunity Employer. Diversity, inclusion, and equity are among Tetra Tech’s core values. Throughout our history, the company has prioritized equitable inclusion of all people. All qualified candidates will be considered without regard to race, color, religion, national origin, military or veteran status, gender, age, disabilities, sexual orientation, gender identity, pregnancy and pregnancy-related conditions, genetic information and any other characteristics protected by the law. We invite resumes from all interested parties. Please visit our website at  to see the array of diverse services and exciting projects we are currently working on.

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