This job posting isn't available in all website languages


Commercial Assistant - tRIIO

Business development
UT-0000VH Requisition #
Apply for job
Share this job
Sign Up for Job Alerts



We are looking for a Commercial Assistant for our Diversion tRIIO team, based in Hitchin. You will be responsible for assisting in maintaining commercial control of Direct Labour, Subcontractors, Plant, Material, Consumable and Administration costs and Project Valuation; cost control and cost management and the validation of progress data.



  • Administration of contract records
  • Weekly track sheet validation, valuations and uploads into Cost Management System (CMS)
  • Track sheet adjustment and reconciliation of CMS data and local area Spread sheets with PCV following Project Closure
  • Reconciliation of costs in CMS with Ledger and local area Spread sheets
  • Preparation of Subcontract payments, including Final Account Adjustment on CMS
  • Maintain and update Subcontract Liabilities
  • Preparation of Timesheets for PAYE Operatives.
  • Preparation of  Audit Back-up Information
  • Review Plant reports to assist with allocations, validations and chase off-hires
  • Assisting with the production of financial and statistical reports as required
  • Performance of any reasonable task requested by line managers
  • Close liaison with, and provision of assistance to, all operational and support staff to enable overall management of projects
  • Carry out any other duties appropriate to this post
We're looking for
  • Experience in a similar role is required
  • Strong Excel skills 
  • Good verbal and written communication skills
  • Excellent numeracy skills
  • Use of Microsoft Office applications 
  • Confident and positive
  • Committed and enthusiastic
  • Accurate and timely provision of information



Working in partnership with Cadent (formally National Grid) to improve the supply of gas to millions of people living and working in North London and the East of England. 


tRIIO is a joint venture organisation, owned by Morrison Utility Services and Skanska UK. Applying for this position could lead to employment within either parent company.



Employee sign-in

Previous job searches

My profile

Create and manage your profile for future opportunities and job alerts preferences. You can also create a general application (see help tab for further information).

Go to profile

My submissions

Track your opportunities.

My submissions