Design and Estimating Manager

Company: Trinity Fire & Security Systems
Apply for the Design and Estimating Manager
Location:
Job Description:

At Trinity Fire & Security, we’re more than just experts in safety and security — we’re a supportive team with a shared purpose: protecting what matters most to our customers.

Trinity Fire & Security Systems is seeking a skilled Design and Estimating Manager to join our dedicated Design & Estimating team, delivering high-quality solutions for nationally recognised organisations.

Responsibilities

  • Team Leadership & Development Lead: mentor and develop the Design & Estimating team, ensuring effective workload planning, performance management, capability development and succession planning.
  • Operational Performance & Resource Management: manage departmental capacity, workload allocation and priorities to ensure delivery of accurate, timely and commercially viable design and estimating outputs.
  • Technical & Commercial Governance: establish, maintain and monitor standards, processes and controls to ensure designs, estimates and proposals are compliant, accurate and commercially robust.
  • Bid & Tender Leadership: oversee the preparation and review of major bids and tenders, providing strategic direction and challenge to maximise quality, competitiveness and win rates.
  • Cross-Functional Collaboration: work closely with Sales, Operations, Procurement and Project Delivery teams to improve communication, remove barriers and ensure successful project handover and execution.
  • Performance Monitoring & Reporting: develop and manage KPIs, forecasting, pipeline visibility and management reporting to support informed decision-making and continuous improvement.
  • Supply Chain & Commercial Management: build strategic supplier relationships and support procurement activities to improve commercial outcomes, consistency and supply chain performance.
  • Continuous Improvement & Business Change: identify opportunities to improve systems, processes, automation and ways of working, supporting departmental and wider business transformation initiatives.

Qualifications

  • Leads and develops teams through clear direction, coaching and accountability.
  • Drives continuous improvement in performance, quality and efficiency.
  • Makes sound commercial and operational decisions.
  • Builds strong relationships across departments and with key stakeholders.
  • Uses data and insight to manage workloads, priorities and performance.
  • Promotes high standards, compliance and best practice.
  • Remains calm, organised and effective under pressure.

Benefits

  • Car allowance/Company Car
  • 23 days’ holiday (plus bank holidays)
  • Salary sacrifice Pension scheme
  • 3 x salary Life Assurance to support your future
  • Access to our Employee Assistance Programme for your wellbeing
  • Access to Vivup employee discounts platform
  • 24/7 Online GP service
  • Friendly and supportive team environment
  • Long-term career opportunities within a growing organisation

PTSG Group is an equal opportunities employer. We are committed to creating an inclusive and supportive workplace where everyone is treated fairly and with respect.

PTSG Group is proud to support the Armed Forces community and has formally signed the UK Armed Forces Covenant.

It is an industry requirement that successful candidates undergo security vetting. Offers of employment are subject to satisfactory vetting and may be withdrawn if the required standards are not met.

#J-18808-Ljbffr…

Posted: July 11th, 2026