Administrative Assistant

Overview

Kimley-Horn is looking for an Administrative Assistant to join our team in Waltham, Massachusetts (MA)! This is an in-office position.

Responsibilities

• Assist with word processing including revising client proposals and fee estimates, scope of services, forms, progress reports, and other project documents

• Assist with producing plans, project manuals, and reports

• This can consist of copying, printing, binding, filing, and scanning documents

• Compile meeting agendas, minutes, and other miscellaneous documents

• Proactively manage Outlook calendars (meetings/call scheduling)

• Book travel arrangements and manage expense reports

• Support the office’s monthly invoicing activities

• Partner with other administrative staff firm leaders

• Manage reception activities including: answer/direct phone calls, send/receive packages, and greet visitors

• Order supplies

• Maintain and upkeep production rooms, supply rooms, and common areas

• Assist with event planning and coordination

• Run occasional errands

Qualifications

• 2+ years in a corporate/professional environment in an Administrative role

• Strong verbal and written communication skills (grammar/proofreading)

• Strong proficiency in MS Office Suite

• Professional, organized, client-oriented, and deadline driven

• Proven ability to maintain confidentiality

• Able to anticipate needs and manage competing priorities

• Positive team player with commitment to quality

• Self-starter who can thrive in an environment where leaders often travel off site serving clients

• Contract management and billing experience preferred

• Graphics and PowerPoint skills preferred

Salary range- $55,000-$75,000

Why Kimley-Horn?

At Kimley-Horn, we do things differently. People, clients, and employees are at the forefront of who we are. Clients know we prioritize achieving their goals and growing their success. Employees know our culture and approach to business are built on a desire to provide an environment for everyone to flourish. Our commitment to quality is only as good as the people behind it— that’s why we welcome and develop passionate, hardworking, and proactive employees. We take pride in how our employee retention, robust benefits package, and company values have led to Kimley-Horn’s placement on the Fortune “100 Best Companies to Work” list for 19 years!

Key Benefits at Kimley-Horn

• Exceptional Retirement Plan: 2-to1- company match on up to 4% of eligible compensation (salary + bonus) and additional profit-sharing contribution.

• Comprehensive Health Coverage: Low-cost medical, dental, and vision insurance options.

• Time Off: Personal leave, flexible scheduling, floating holidays, and half-day Fridays.

• Financial Wellness: Student loan matching in our 401(k), and performance-based bonuses.

• Professional Development: Tuition reimbursement and extensive internal training programs.

• Family-Friendly Benefits: New Parent Leave, family building benefits, and childcare resources.

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Applications are being accepted on an ongoing basis; however, this job posting may close at any time after a minimum of 3 days of being posted.

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Applicants must be legally authorized to work for Kimley-Horn in the U.S. without employer sponsorship. We do not typically sponsor H1-B or any other work visa petitions.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

Posted Date 5 days ago (6/30/2026 1:41 PM)

ID 2026-24641

Education High School Diploma/GED

Discipline/Focus Admin Support Production