Callister says it's "better to resolve problems from within"
The promenade scheme, Governor's Dip and Glencrutchery Road all contributed to Rob Callister's decision to join the infrastructure department.
He's joining on an interim basis, with specific responsibility for ports, and will also work on waste management.
The move is in addition to his roles in the departments of enterprise, and environment food and agriculture - positions which he's keeping.
The Onchan MHK says he wants to help address issues directly affecting his constituents:
You can hear more from Mr Callister on his appointment below.
Dollin Mercer asked him why he felt the timing was right to join the department: