Sr. Administrative Assistant

Throughout the past 30 years plus MMC one of the most trusted names in workforce management services has successfully delivered strategic solutions to large and small businesses in numerous industries.

We have built our reputation on partnering with our clients and candidates to achieve the desired results. Our recruiting professionals have extensive experience matching the right candidate to the right client for the right position. We provide the best opportunities to the most talented candidates in a multitude of industries.

MMC is a privately owned business with corporate headquarters in Irving Texas. With 2000 employees working in 40 states MMC is able to support all United States locations and some international locations.

We appreciate your interest in reviewing this particular position and we encourage you to visit our website where you can always search and apply for opportunities at

Benefits with MMC Group
MMC offers health insurance plans for our active candidates on assignment including:

• Medical dental and vision coverage
• Life and disability insurance
• Additional voluntary benefits

Join MMC and enjoy the support of a team that values your well-being both on and off the job!

MMC strives to ensure all job posting confirm details of the position the rate of pay and acknowledge medical benefits are offered.

Get started on your career journey today! Apply to become a part of the MMC Team!

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race color religion sex national origin disability status protected veteran status or any other characteristic protected by compliance with federal law all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

Senior Administrative Assistant
Pay Rate:$23/hr.
Schedule: Monday - Friday 40 hours per week with the ability to work overtime as needed
Location: Hybrid - Quincy MA (onsite & remote)

We are seeking a highly organized and detail-oriented Senior Administrative Assistant to provide critical support to a team managing state client accounts and transactions. This role plays a key part in ensuring the accurate receipt retention sale tracking research and reconciliation of unclaimed securities all in compliance with federal regulations unclaimed property laws and contractual requirements.

What Youll Bring:

• Experience in securities custody and mutual fund transaction management
• Strong organizational skills and attention to detail
• Excellent verbal and written communication abilities
• Proficiency in MS Word Access and Excel
• A proactive can-do mindset with the ability to meet deadlines
• Strong customer service skills and experience in client support
• Ability to work independently and as part of a team in a deadline-driven environment
• Effective multitasking and prioritization skills

Key Responsibilities:

• Support the management of unclaimed property securities portfolios for assigned custody contracts
• Assist with voluntary corporate actions for state clients
• Upload files into custodian portal systems and flag exceptions for resolution
• Handle phone fax and email communications with clients and securities transfer partners
• Send notifications reminders and due notices for corporate actions
• Reconcile mutual fund statements and compile exception reports
• Research corporate actions dividend payments and related securities activities
• Assist in training new team members
• Recommend and help implement process improvements to enhance service quality
• Open and distribute incoming mail according to procedures

If you are a self-motivated professional with strong technical skills a keen eye for detail and the ability to thrive in a hybrid work environment we encourage you to apply today.