The phrase "active in working for" is correct and usable in written English.
It can be used to describe someone who is engaged or involved in efforts or activities related to a specific cause, organization, or goal.
Example: "She has been active in working for environmental conservation initiatives in her community."
Alternatives: "engaged in advocating for" or "involved in supporting".
Throughout his life, Richard was active in working for wildlife conservation.
She has been active in working for diversity at AT&T and at Columbia.
Dr. Read went on to become active in working for human rights around the world and pressing for a freeze on nuclear arms.
Anderson Smart, who never set foot again in the Orange County, N.Y., home he had shared with his wife, still works as a New York City police officer and is active in working for state and federal legislation on patients' rights.
César is a founding member of several initiatives encouraging children and youth leaders to become active in working for the poorest communities in Ecuador.
He returned to England and became active in Labour, working for trade unions.
Torres, a member of the athletic commission before becoming its chairman, had also been active in politics, working for Paul O'Dwyer when he was the president of New York's City Council and for Andrew Stein when he was the Manhattan borough president.
In dozens of interviews across the New York area, ordinary men and women, as well as those active in organizations working for social change, talked about what it meant to be liberal after Sept. 11.
The Association of Women's Health, Obstetric, and Neonatal Nurses (AWHONN) has long been active in working to improve clinicians' recognition of, readiness for, and response to hemorrhage through the AWHONN Postpartum Hemorrhage Project.
For both outcomes, we found no associations with smoking, low physical leisure activity or BMI, and this finding questions the ongoing activity at the work site for making individual lifestyle factors the main suspects for intervention in order to stay active in work for more years.
