The phrase "a trainee assistant" is correct and usable in written English.
It can be used to refer to someone who is in training for an assistant position, typically in a professional or educational context.
Example: "As a trainee assistant, she is learning the ropes of the job under the supervision of experienced staff."
Alternatives: "an assistant in training" or "a junior assistant".
He went on to be a runner for TV shows, a trainee assistant editor on Notting Hill and worked on Gladiator, which was "really exciting".
Robertson, 34, a self-deprecating mother of two, got her first job on the tills at Woolworths when she was 15 and later dropped out of school before her A-levels to take up a trainee assistant manager post with the chain.
Locals call this private drug shop a clinic because the owner employs a trainee nursing assistant, Betty Achakarat, to sell pills and put up drips.
Newly installed as a trainee teaching assistant in Mrs Ward's class, I assumed I would have nothing more to do than manage the odd request for a forgotten bit of stationary as this group of year 5s, who were obviously bright and eager to learn, competed to be the first to use their newly acquired knowledge to complete the sums she had set them.
His first job was trainee assistant director on Malle's Au Revoir les Enfants.
As a pilot site for the Occupational Standards/Skill Mix project in breast screening, the Warwickshire, Solihull and Coventry Breast Screening Service appointed two trainee assistant practitioners.
I then worked my way up from a trainee to an assistant to designer over the course of about 10 years.
But there really is a hierarchy now and you do have to become a trainee, upgrade to assistant, perhaps working with the crowd".
All clinicians (trainees, assistant registrars, registrars, senior registrars, specialists, senior specialists, and consultants) in ICUs, PICUs, and NCUs were targeted.
The missing – who include a trainee lawyer, a legal assistant and the leader of an underground Christian church – have not been seen since 10 July, after authorities began a major round-up of Chinese human rights lawyers and their associates.
He graduated in 1933 and, after a brief apprenticeship as a trainee surveyor and architectural assistant, set up in practice on his own, drawing up modest, north London speculative housing schemes of traditional appearance for fixed fees.
