"gain the position" is a grammatically correct and usable phrase in written English.
It means to obtain or achieve a particular position or status. You can use it when discussing someone's career progression, for example: "After years of hard work and dedication, Sarah finally gained the position of CEO at the company." or "The team was determined to gain the top position in the league and they trained tirelessly to make it happen."
"We were totally risk adverse today, just to gain the position we needed to put it in the bag.
"Daikin will gain the position of a very competitive North American manufacturer with industry leading energy-saving products and solutions ranging from residential to large building systems," Noriyuki Inoue, the company's chairman and chief executive, said in a statement.
There have been many signs of late, thanks in large part to the efforts of Mr. Gergiev, who has by now recorded most of his works in the form, that Prokofiev may yet gain the position in the operatic firmament he fiercely believed to be his by right.
Others paint him as an opportunist, capable of singing different tunes inside and outside the country and who, in his effort to gain the position he so recently lost as the anointed successor to Mahathir Mohamad, Malaysia's prime minister since 1981 became deeply compromised.
In 1711, Lee's uncle Thomas Corbin helped him gain the position of Virginia agent for the Northern Neck Proprietary.
Thus, we performed Blast analysis using the CDSs of young duplicate genes in the other 11 genomes against the genome sequences of D. melanogaster to gain the position information.
The book spans her years of training in London hospitals through to her becoming a member of the Royal College of Surgeons and gaining the position of registrar in 2003.
It was a subject that fascinated the anthropologist James Frazer, who begins The Golden Bough with a description of how the priest of Diana at Nemi gained the position by slaying his predecessor in a trial by combat.
After he gained the position of general manager at age 26, Hariri also worked to extend the business into the telecommunications sector and helped to orchestrate Saudi Oger's acquisition of Türk Telekom.
The German gained the position by passing McLaren's Button and the other Red Bull Ricciardo with an earlier stop for second set of intermediate tyres.
