What are the responsibilities and job description for the Lead Mailroom Clerk position at CornerStone Staffing?
Lead Mailroom Clerk
Location Mesa, Arizona | Onsite
COMPENSATION & SCHEDULE
• $17.85 per hour
• Monday–Friday, full-time hours (standard business hours)
• W2 employment
• Start date: ASAP
ROLE IMPACT
The Lead Mailroom Clerk ensures the accurate and timely handling of all incoming, outgoing, and interoffice mail across departments and branch locations. This role supports daily business operations by maintaining organized mail processes, accurate postage tracking, and reliable carrier coordination. Success is defined by on-time distribution, zero missed deliveries, and well-maintained mailroom operations.
Key Responsibilities
• Receive, sort, and distribute incoming mail to appropriate departments and branch locations
• Process incoming and outgoing envelopes and packages from carriers including UPS, FedEx, and USPS
• Determine correct postage and operate mail metering machine to affix postage
• Maintain accurate records of outgoing mail and postage usage
• Prepare and stage outgoing mail for end-of-day carrier pickup
• Serve as point of contact for mail-related inquiries and internal requests
• Order, organize, and maintain mailroom supplies and inventory
• Perform basic data entry and respond to mail-related emails
• Support additional administrative tasks as assigned
Minimum Qualifications
• 1–2 years of experience in a mailroom or similar operational environment preferred
• Strong organizational skills with high attention to detail
• Ability to work independently, manage daily priorities, and meet deadlines
• Core Tools & Systems
• Mail metering machine
• UPS, FedEx, and USPS shipping platforms
• Microsoft Outlook (email communication)
• Basic data entry systems
Preferred Skills
• Experience coordinating carrier pickups and tracking shipments
• Ability to troubleshoot routine mail processing issues
• Reliable, punctual, and team-oriented mindset
Legal Notice
By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from CornerStone and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at: https://www.cornerstonestaffing.com/privacy