"intermittent presence" is correct and usable in written English.
You could use it to describe a situation where someone's presence isn't always consistent or reliable. For example, "Although her intermittent presence was distracting, the rest of the team was able to stay focused on the task at hand."
Cameron is only an intermittent presence.
On the last couple of tours, Scialfa has been an intermittent presence.
Hawke doesn't talk much about himself; he's a modest, devoted, and intermittent presence throughout the film.
His parents broke up when Sewell was five and his father was an intermittent presence in his life after that.
She has been an intermittent presence and not always a pleasant one.
Ms. Barr had begun dating him when she was a teenager in the South Bronx, but he had been only an intermittent presence in her life since then.
But Dujardin was an intermittent, fragile presence at the festivities.
Finally, and perhaps most difficult in the area, they need at least an intermittent human presence to keep an eye for any abnormalities or interference with the hardware.
The intermittent Roman presence in Scotland coincided with the emergence of the Picts, a confederation of tribes who lived to the north of the Forth and Clyde from Roman times until the 10th century.
There is no evidence that Islay was ever subject to Roman military control although small numbers of finds such as a coin and a brooch from the third century AD suggest links of some kind with the intermittent Roman presence on the mainland.
Following the training on implementation of bCPAP, Rwinkwavu and Kirehe District Hospitals benefited from fairly consistent mentorship from PIH pediatric specialists during the study period while Butaro hospital had more intermittent specialist presence.
