активно заниматься(Are you interested, are you able, are you willing – to be actively involved with health research? Why is it important to get commercial entities more actively involved with the research/academic sector? More women actively involved with the DIY in their home Alexander Demidov)
плотно работать с(caught up in something and caught up with something deeply involved with something; participating actively or closely in something. Wallace is caught up in his work and has little time for his son, Buxton. See also: caught, up McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. й 2002 Alexander Demidov)
заниматься проектом(Robert De Niro was previously involved with the project, when it was set up at Universal in May 2016. – До этого проектом занимался ... ART Vancouver)