After graduating from Memorial University in 2003, Andrew began practicing as a pharmacist at Sobeys Pharmacy in Moncton. In 2005, he became the manager of the Sobeys Pharmacy in Riverview, where he remained until 2014. During this time, Andrew worked with many pharmacies throughout New Brunswick, Nova Scotia and Newfoundland.

In 2014, he became the Specialist of Pharmacy Operations for Shoppers Drug Mart, supporting Associate Owners in New Brunswick. In this role, he was responsible for advising and assisting Associates with the pharmacy business through the execution of provincial and corporate standards, deployment of professional programs, continuous quality improvement, including management of quality-related events, pharmacy workflow efficiency and effectiveness, and P&L management. In 2020, him and his wife Erin are opening their own Pharmacy at the Harrisville Medical Complex to serve the Moncton area.

Andrew has been a member of the Board of Directors of the New Brunswick Pharmacists Association since 2014 and is currently serving as Vice President.

Andrew is also an officer in the Canadian Armed Forces. As a member of the Cadet Instructor Cadre Branch, he works within the Cadet Organizations Administration and Training Services to support the Cadet program. He currently holds the rank of Captain and is the Deputy Commanding Officer of 560 Moncton Army Cadets.