This phrase is correct and can be used in written English
You can use it to refer to someone or something that is full of responsibilities or expected to take on certain responsibilities. For example: "The job is full of duties, so make sure you understand what is expected of you before you accept it."
Pubs where a man with a holdall full of duty-free cigarettes comes in and sells a load of weird looking Camels to everyone propping up the bar.
That full life came with a full plate of duties, after all.
In this process, workers underscored the facets of their jobs that might serve as evidence of status, while they simultaneously highlighted the undesirable elements of jobs that social others performed, not only concealing the full range of duties each group enacted but also masking common tasks.
When the statutory twelve months elapsed without challenge, she resumed her full range of duties.
The major stumbling block to presenting a well-documented case in court is the worker's inability to discuss the full range of duties at his or her work station over the course of employment.
There are World Cups and full seasons of competition, just as, for Costas, there is a career full of other duties.
I think the 1880s must have been an ideal time, with brothels full of off-duty soldiers, and luscious young dukes chasing after barrow-boys.
The Yankees' opener was full of heavy-duty rituals (yet another jet flyover) and revealed that the Yankees have done away with the out-of-town scoreboard in deep left field.
The Israelis say a car full of reserve duty soldiers -- middle-age civilians called to uniform because of the crisis -- had gotten lost on the way to army headquarters at the Beit El junction outside Ramallah.
Their arrival on operations in mid-November coincided with the start of Harris's assault on Berlin, when the chance of surviving a full tour of duty was one in five.
