The phrase "a tense position" is correct and usable in written English.
It can be used to describe a situation that is stressful, difficult, or fraught with conflict.
Example: "The negotiations reached a stalemate, leaving both parties in a tense position."
Alternatives: "a difficult situation" or "a stressful circumstance."
In this study the definition was solely linked to physical factors (forearm support, computer mouse movements, sitting in a tense position etc), while the studies suggesting a positive relationship used a broader definition of working technique including both physical, psychological and behavioral aspects.
Ms. Michaels was in a tense position as the news director (deciding what's news) and the top anchor (reading the news to viewers) for both WVII and WFVX.
Always return to your most relaxed state and never maintain a tense position.
Signs of anxiety include the dog licking his lips, whimpering, a tense position, and showing the whites of his eyes; if these occur, quietly and calmly remove the dog from the situation.
It's a highly tense position".
Evangelical Christians, who have long been among the most vocal critics of public vice — Pat Robertson, James Dobson and Jerry Falwell all aired strident critiques of President Bill Clinton during his years in office — are in a particularly tense position.
A tense situation deescalates.
The dynamics of these negotiations create a distinctive division of domestic roles, within which Mary has found herself in the uncomfortable, tense position of a cultural mediator.
This is her appearance before HUAC, accompanied by the reading of her defiant letter in which she refuses to cut her conscience "to fit this year's fashions". Miss Caldwell faces her unseen inquisitors from a tense, seated position, with tape-recorded voices creating the ghosts of the 1952 Washington hearing room.
As so often in such a situation there was a tense jockeying for position before the start.
And Romney clearly found himself on Wednesday morning in a tense and uncomfortable position, as did Sen. John McCain during the 2008 economic crisis that kicked off with the collapse of Lehman Brothers.
