Administrative Assistant

Job Overview:

We are seeking a professional, customer-focused Administrative Assistant to support APTIM’s projects. This role serves as a primary point of contact for incoming communications and provides administrative and project support to ensure timely responses, accurate tracking, and effective coordination across teams.

The ideal candidate is organized, detail-oriented, and able to manage multiple priorities while maintaining a positive and professional demeanor in all interactions. This position plays a key role in supporting day-to-day operations for two high-volume programs by helping manage inquiries, documentation, and routine project support activities.

Key Responsibilities/Accountabilities:

• Serve as a primary point of contact by answering and directing incoming phone calls in a courteous and professional manner

• Respond to internal and external inquiries related to Marriott Waste Administration and Walmart Licensing activities by providing accurate information and resolving routine concerns

• Appropriately escalate complex or unresolved issues to the correct project team member or manager

• Maintain detailed and well-organized records of calls, messages, and customer or stakeholder interactions associated with both programs

• Monitor and manage shared project email inboxes to ensure timely responses, proper routing, and documentation

• Provide administrative and project support as needed, including research, data entry, database or spreadsheet maintenance, and financial or tracking support

• Assist with tracking waste haulers, service requests, billing inquiries, licensing correspondence, and supporting documentation in accordance with project procedures

• Prepare, format, and distribute routine internal and external communications, reports, and correspondence

• Support program consistency and efficiency by ensuring project information is accurately documented and readily accessible to the team

Basic Qualifications:

• High school diploma or equivalent required; associate degree preferred

• 2+ years of administrative or customer service experience

• Strong verbal and written communication skills

• Professional phone etiquette and interpersonal skills

• Ability to remain calm and solution-focused in challenging situations

• Strong organizational skills with attention to detail

• Proficiency in Microsoft Office (Word, Excel, Outlook) and general office systems

• Ability to prioritize tasks and manage time effectively, and work independently while supporting multiple project teams.

About APTIM

APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living. A leading professional solutions firm, we specialize in environmental, sustainability, resilience, and infrastructure solutions. Our team of experts provide these integrated solutions for forward-thinking government agencies, commercial and industrial clients, and energy customers. Together, we create sustainable and resilient communities for all.

What you can expect from APTIM:

• Work that is worthy of your time and talent

• Respect and flexibility to live a full life at work and at home

• Dogged determination to deliver for our clients and communities

• A voice in making our company better

• Investment into your personal and professional development

As of the date of this posting, a good faith estimate of the current pay range for this position is $22- $24 per hour. Compensation depends on several factors including: experience, education, key skills, geographic location of the position, client requirements, external market competitiveness, and internal equity among other employees within APTIM.

Employee Benefits

APTIM Envir and Infra, LLC is committed to providing an extensive range of benefits that protect and promote the health and financial well-being of our employees and their families through the APTIM Benefits Marketplace .

• Medical, vision, and dental insurance: Through the marketplace, our employees can choose benefits from five metallic levels and several carriers to find the right benefits that work for them in their location.

• Company paid and optional Life insurance

• Short-term and long-term disability insurance

• Accident, Critical Illness, and Hospital Indemnity coverage

• Paid holidays, vacation, and sick leave (eligibility based on company policy and applicable law)

• 401(k) APTIM offers three 401k plans through the Aon Pooled Employer Plan (PEP). The specific plan you are eligible for depends on the business unit you are in. The details of the largest plan are found here:

• APTIM 401(k) Guide (

• APTIM - Helpful Documents

Watch our video:

About APTIM - In Pursuit of Better

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Equal Opportunity Employer Minorities/Women/Protected Veterans/Disabled

Applicants with a physical or mental disability who require a reasonable accommodation for any part of the application or hiring process may make their request known by e-mailing View email address on click.appcast.io or calling View phone number on click.appcast.io for assistance.

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