surveillance job
nounUK /səˈveɪləns dʒɒb/
US /sərˈveɪləns dʒɑːb/
A job where someone watches people or places carefully to keep them safe or to catch problems.
The guard's surveillance job means he watches the cameras all night.
OTHER MEANINGS
2. A task of closely tracking someone's actions or behavior.
Her surveillance job was to follow the suspect through the crowd.
3. Work involving checking computer systems for suspicious activity.
His surveillance job keeps hackers away from the company's data.
4. A paid position watching a specific area for danger.
The lifeguard's surveillance job covers the whole beach.