The Vocational Rehabilitation Employment track can help your husband's employer accommodate his needs.  His Vocational Rehabilitation Counselor can provide a full range of rehabilitation services, and can refer him directly to the Department of Labor to begin the process.
Will my husband be able to get help returning to his former job through the program?
Is he enrolled in Vocational Rehabilitation and Employment and desiring to return to his former job?
He does want to attempt to return to his former job, but needs some kind of help getting back to that with his service-related disability.