Administrative Assistant

Atrium; Caldwell (NJ); On-site; USD 55,000 - 65,000; Full time

Benefits offered by this job

Medical, dental and vision benefits

401(k) retirement plan

Life insurance

Disability insurance

Employee assistance program

Job summary

Atrium is seeking an Administrative Assistant in Caldwell, New Jersey to provide essential administrative support across the organization and act as a key contact for customers, vendors, and employees.

The role collaborates with Finance, Operations, and Field teams, handling office tasks, COI requests, and onboarding, with a focus on accuracy and timely processing.

Qualifications

• 1+ years of administrative, office, receptionist, or related experience preferred.
• Highly organized with excellent attention to detail and follow-through.
• Strong verbal and written communication skills with a professional telephone manner.
• Comfortable interacting with customers, vendors, employees, and internal teams.
• Ability to manage multiple priorities in a fast-paced environment.
• Proficiency with Microsoft Word, Excel, and Adobe; able to learn new software.
• Ability to work independently while collaborating with Finance and Operations.

Responsibilities

• Serve as the primary point of contact for the office, answering and directing calls and assisting customers, vendors, and visitors.
• Handle phone and email communication with customers and vendors, routing inquiries appropriately.
• Provide daily administrative support to Finance and Operations to maintain workflow.
• Coordinate COI requests, including tracking and distribution of certificates.
• Order office and operational supplies and maintain inventory.
• Enter receipts, expenses, and related data into the internal system.
• Assist with onboarding new customers and vendors with required documentation.
• Support employee health and dental benefits administration, including renewals and changes.
• Maintain organized files and records for easy retrieval.
• Assist with general office tasks and special projects as needed.

Skills

Administrative support

Communication skills

Multitasking

Customer & vendor interaction

Independent with collaboration

Education

High school diploma or equivalent

Associate degree in Business Administration or related field

Office administration certification

Tools

Microsoft Word

Microsoft Excel

Adobe

Job description

Atrium is seeking on behalf of our client an Administrative Assistant based in Caldwell, New Jersey.

A background check may be run only after a conditional offer is made, where permitted by law.

Position: Administrative Assistant

Employment Type: Full-time

Compensation: $55,000-$65,000

Position Overview

Clearcom Wireless Services, LLC, a growing telecommunications contracting company specializing in the installation, expansion, and maintenance of wireless communications infrastructure, is seeking an organized, detail-oriented Administrative Assistant to join our Fairfield, NJ office. This position provides essential administrative support across the organization and serves as a key point of contact for customers, vendors, and employees. The Administrative Assistant collaborates closely with Finance, Operations, and Field teams to ensure smooth day-to-day processes. Must be legally authorized to work in the United States.

Responsibilities

• Serve as the primary point of contact for the office, answering and directing incoming calls and assisting customers, vendors, and visitors professionally.
• Handle phone and email communication with customers and vendors, providing information and routing inquiries appropriately.
• Provide daily administrative support to Finance and Operations departments to maintain workflow efficiency.
• Coordinate Certificate of Insurance (COI) requests, including requesting, tracking, and distributing certificates as needed.
• Order office and operational supplies, maintaining appropriate inventory levels.
• Accurately enter receipts, expenses, and related data into the company’s internal management system.
• Assist with onboarding new customers and vendors by gathering and maintaining required documentation.
• Support employee health and dental benefit administration, including renewals, additions, and cancellations.
• Maintain organized files, records, and administrative documentation for easy retrieval.
• Assist with general office administration and other tasks or projects as needed.

Required Experience/Skills

• 1+ years of administrative, office, receptionist, or related experience preferred.
• Highly organized with excellent attention to detail and follow-through.
• Strong verbal and written communication skills with a professional and personable telephone manner.
• Comfortable interacting with customers, vendors, employees, and internal teams.
• Ability to manage multiple priorities and stay organized in a fast-paced environment.
• Proficiency with Microsoft Word, Excel, and Adobe; ability to learn new software and processes.
• Ability to work independently while collaborating closely with Finance and Operations teams.

Preferred Experience/Skills

• Experience in construction, telecommunications, or other field-service industries is a plus but not required.
• Familiarity with administrative processes related to insurance certificates and benefits administration.
• Strong problem-solving skills and adaptability to changing priorities.
• Knowledge of basic accounting or expense entry processes.

Education Requirements

• High school diploma or equivalent required.
• Associate degree in Business Administration or related field preferred.
• Additional coursework or certification in office administration is a plus.
• Demonstrated proficiency in computer applications and office software.
• Commitment to ongoing learning and professional development.

If eligible under the ACA, medical, dental and vision benefits and time off in accordance with local paid sick time laws will be offered. Additional benefits may include paid holidays, a 401(k)-retirement plan, life insurance, disability coverage and an employee assistance program, where applicable. Other compensation programs may include overtime, shift differentials, bonuses, commissions, or other incentive compensation, where applicable.

Commitment to Diversity

As a woman-owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided with reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.

EOE/M/F/D/V/SO