CSA Estimator Lead, Dublin, Ireland

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Organisational Environment:

Mercury is an Irish based European Contractor.

Mercury is a European Contractor that builds and manages complex engineering projects that reimagine how people work and live in the built environment. Our determination and focus enable us to deliver leading-edge construction solutions across a range of key sectors including Enterprise Data Centres, Advanced Technology & Life Sciences, Hyperscale Data Centres, Fire Protection, Technical Support Services (TSS), Data Centre Facility Management, Healthcare & Building Services. Mercury employs over 2,600 people across over 10 locations in Europe and had an overall turnover of €1bn in 2020. Mercury employs the best people, invests heavily in training and education and ensures that the highest standards of health, safety and governance are applied throughout the organisation.


Scope of the Role:

The CSA Lead Estimator will be responsible for the preparation of an accurate, detailed civil structural and architectural estimate from start to finish with assistance from the pre-construction team.  It is important that the Lead Estimator understands basic construction technology.  Prepare a Bill of Quantities using 2D drawings and or BIM models.  Engage with supply chain locally to obtain sub-contractor quotes/current market rates for incorporation into each tender.  Produce an accurate, fully priced bid including a BQ encapsulating all works required by the client requirements as well as the current market rates at that point in time, for presentation to the Group CSA Estimation Manager.  Complete the Client Pricing Document(s) for submission to the Client.


Responsibilities of the Role

  • Lead the bid:  take ownership of the project and complete the estimate form start to finish presentation to the Group CSA Estimation Manager.
  • Scope identification:  taking receipt of the tender documentation, preparing the project overview identifying the scope required and the tender returns required. Analyse drawings, specifications, tender addenda and all other documentation to ascertain the work elements need to be measured and priced for inclusion in the Bill of Quantities. Also, to ascertain the phasing requirements on each tender.  File finalised documentation for future reference as per company filing structures.
  • Quantification of work:  be competent in Cost X estimation work practices for both 2D and 5D applications.  Liaise with design team members to obtain necessary information
  • Pricing:  obtain quotation from the local market from vendors or subcontractors. Interrogating these quotations for scope gaps and variances and inputting correct figures into the bid. Carry out mid-bid meetings with supply chain.  Carry out a Sub-Contractor trade package tender analysis by levelling the quotations, and comparing with your own pre-prepared budget and identifying the best value quotation.  Liaise with construction team to obtain rates reflecting actual costs on previous projects, and lessons learned from previous projects.  Ascertain lead in times from supply chain.
  • Change Management:  keep up to date with all tender addenda issued both pre-tender and post tender and analyse all for change. Schedule these changes and apply rates for updated/revised tender bid submissions.  Assist with any value engineering proposals by identifying and providing costs for same.
  • Time Management:  demonstrate excellent time management to achieve tight deadlines. Time is of the essence in preparing Bill of Quantities, so it is essential the candidate can demonstrate this competency using approximate quantities and composite rates where necessary.
  • Mentoring and supporting junior staff
  • Travel:  there will be a requirement to travel occasionally for day trip or overnight to attend both post and mid-bid client meetings


Your Qualifications and Key Criteria:

  • Degree qualified in Quantity Surveying 
  • 7+ years' experience in Quantity Surveying/Estimating role 
  • Data centre CSA commercial experience required.
  • Competent in the use of Cost X, Microsoft Office (Excel, Word, Outlook, etc.) Bluebeam and BIM 360 
  • Proven track record tendering on projects over €40-50+m 
  • High level of accuracy and attention to detail. 
  • High level of competency in BQ preparation and pricing. 


Mercury is an equal opportunities employer.

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