Senior Estimator

Blueline Associates, Inc. is a premier commercial general contractor and construction management firm based in the East Bay. We specialize in high-end commercial tenant improvements, including office, laboratory, clean-room, medical, life sciences, and industrial facilities. Our clients include some of Northern California’s most recognized companies, and we are known for precision estimating, collaborative delivery, and a culture that embraces innovation and technology. The Role We are seeking a high-level Estimator with deep expertise in commercial TI construction to join our team. This position is open now — we are actively interviewing and will move quickly with the right candidate. This is a critical, high-impact role that directly influences our ability to win work, protect margin, and scale the business. The ideal candidate is: Highly experienced in commercial TI estimating A STACK power user Fluent in AI tools You will own the full estimating lifecycle — from early budgets through final bid — and serve as a key partner to our Managing Directors and Project Management team. What Makes This Role Different This is not a traditional estimating position. We are looking for someone who: Operates at a high level — you don’t just price jobs, you are an important member of the collaborative team who helps win them Is a true STACK expert — fast, accurate, and constantly refining your assemblies and workflows Actively uses AI in your day-to-day work (scope review, RFIs, document analysis, cost validation, etc.) while understanding its limitations and validating as needed. Understands commercial TI inside and out — office, lab, medical, R&D, industrial, and retail Builds and maintains strong relationships with subs, architects, and construction partners Key Responsibilities Lead all phases of estimating for commercial TI projects (concept through GMP/lump sum) Perform detailed takeoffs and cost analysis using STACK (expert level required) Maintain and continuously improve STACK assemblies, templates, and cost libraries Leverage AI tools to accelerate document review, scope analysis, and estimate accuracy Identify scope gaps, risks, and constructability issues early in the process Work with PMs to develop RFIs and clarifications to ensure complete and competitive bids Help manage subcontractor bid coverage; solicit, scope, and level bids Prepare detailed budgets by trade division and internal cost models Deliver clean, complete turnover estimates to Project Management Collaborate with PMs and field teams to refine assumptions and improve future estimates Maintain cost history, pricing data, and benchmarking systems Qualifications Required 5–10 years estimating experience with a commercial GC focused on TI/interiors Expert-level proficiency in STACK (required) Active use of AI tools in a professional workflow Strong experience with commercial office, lab, medical, or life sciences TI projects Deep understanding of CSI divisions and trade scoping Excellent communication skills and ability to present/defend estimatesanalysis The assistant's response is incomplete and incorrectly formatted: it seems the assistant truncated the JSON output; it ended with incomplete JSON string including incomplete list item and other human commentary. Also there is incorrectly inserted comment #J-18808-Ljbffr Blueline Associates Inc