The Trade Paperback Imperative

Trade paperback 4-part miniseries.
Wendy Watson is a temp at A.N.D. Labs when a giant tentacled ass monster breaks free and starts attacking. The Middleman shows up to handle it and is impressed at how cool she remained throughout. Watson is invited to join the organization. Her first mission is to stop a mad scientist who created a group of genetically engineered apes to take over the world.
The titles for the original parts are:
The Temporary Employment Sanction
The Secret Recruitment Ultimatum
The Experimental Simian Identity
The Primate Domination Factor