Senior Estimator – Lead Bids & Drive Growth. 📍 Swampscott, MA | Full-Time | $125K–$175K Base Bonus. Massey Construction Corp. The Role. We’re looking for a senior-level Estimator ready to lead from the front. You’ll own bids from start to finish, set pricing strategy, and directly influence the projects we pursue as we grow. Projects range from $250K to $5M across public and select private markets. This is a leadership-track role offering autono...