Mailroom Assistant Manager

The Millennium Group•New York, NY

1d•Onsite

About The Position

The Millennium Group (TMG) is an award-winning business process outsourcing firm focused on print, mail, document scanning, reception, and related office support services for Fortune 500 companies, professional service firms, and institutions of higher education. TMG is looking for highly motivated, enthusiastic team players interested in a career rather than just a job. With a team of over 1,500 nationwide associates, TMG is seeking an individual who can uniquely contribute to our 30+ years of success in the industry. The Assistant Manager oversees all day ‑ to ‑ day operations of the Mail Center and Loading Dock for a fast ‑ paced production environment. This role is responsible for managing a team of nine full ‑ time employees, ensuring timely and accurate mail processing, package distribution, shipping/receiving, and dock operations. The manager will drive service excellence, operational efficiency, safety compliance, and strong client relationships across the facility.

Requirements

GED or High School Dipolma required
3–5+ years of experience in mailroom, logistics, facilities, or operations management.
Prior experience supervising a team in a fast‑paced or production‑driven environment.
Strong knowledge of shipping carriers, mail processes, and dock operations.
Excellent communication, leadership, and problem‑solving skills.
Ability to manage multiple priorities and maintain service quality under tight deadlines.
Familiarity with safety standards, OSHA guidelines, and material‑handling best practices.

Responsibilities

Support the Site Manager in overseeing all day ‑ to ‑ day operations of the Mail Center, ensuring timely and accurate processing of inbound and outbound mail, parcels, and courier activity
Assist in supervising a team of full ‑ time employees, providing daily direction, workflow coordination, coaching, and performance support
Maintain operational coverage across a large multi ‑ floor facility, ensuring consistent service levels, proper staffing, and adherence to established SOPs
Oversee internal mail distribution routes, package delivery schedules, and customer service interactions with internal departments and production teams
Support loading dock operations, including vendor coordination, freight intake, staging, and compliance with safety and security protocols
Monitor productivity metrics, service levels, and operational KPIs; escalate issues and recommend process improvements to the Site Manager
Assist with training new employees, reinforcing safety standards, and ensuring proper use of mailroom equipment and technology
Serve as a secondary point of contact for client inquiries, service escalations, and operational problem ‑ solving
Ensure compliance with company policies, chain ‑ of ‑ custody requirements, and all mail handling and shipping regulations
Provide coverage for the Site Manager during absences and support business continuity during peak periods or high ‑ volume events
Manage all loading dock activity, including freight deliveries, equipment movement, and vendor access.
Ensure safe and efficient dock operations in compliance with OSHA and site ‑ specific safety protocols.
Oversee scheduling, staging, and documentation for all inbound/outbound shipments.
Partner with facilities, security, and production teams to support large ‑ scale deliveries and time ‑ sensitive logistics.
Maintain inventory of mailroom and dock supplies, equipment, and materials.
Monitor and report on KPIs, productivity, and service metrics.
Identify process improvements to enhance efficiency, accuracy, and customer experience.
Ensure compliance with company policies, security protocols, and industry regulations.
Manage vendor relationships for shipping carriers, courier services, and equipment providers.