Assistant Site Manager

  • Sphere Solutions
  • Filton, Gloucestershire
  • 19/10/2026
Seasonal Construction Site Manager Management QA-Quality Control Skilled Trades & Labour Assistant Construction

Job Description

Sphere Solutions are currently recruiting for an experienced Assistant Site Manager to support the delivery of a residential development. This is an excellent opportunity for someone with a strong housebuilding background who can assist with the day-to-day management of site operations, from construction through to internal finishes and final handover.

Key Responsibilities

  • Support the Site Manager with the day-to-day running of the development.

  • Coordinate subcontractors, trades and site labour to maintain progress against the programme.

  • Monitor all stages of residential construction, including first fix, second fix and internal finishing works.

  • Oversee kitchens, bathrooms, joinery, decorating, flooring and final snagging.

  • Carry out regular quality inspections to ensure homes meet required standards.

  • Monitor health and safety, ensuring site rules and RAMS are followed.

  • Assist with site inductions, toolbox talks and maintaining site documentation.

  • Identify defects and ensure remedial works are completed promptly.

  • Support plot inspections, customer handovers and completion activities.

  • Liaise with the Site Manager, subcontractors and wider project team to resolve issues and maintain build quality.

Requirements

  • Previous experience as an Assistant Site Manager on a residential housebuilding development.

  • SMSTS.

  • Valid CSCS card.

  • First Aid qualification.

  • Good knowledge of residential construction methods and finishing trades.

  • Strong understanding of health and safety and quality control.

  • Excellent organisational and communication skills.

  • Ability to manage subcontractors and work to tight deadlines.

What's on Offer

  • Opportunity to work on a residential development.

  • Varied responsibilities across all stages of housebuilding and finishing.

  • Competitive freelance rate, depending on experience.

  • Potential for further opportunities with Sphere Solutions.

To apply: If you have residential construction experience and hold the required qualifications, please submit your CV to Sphere Solutions for consideration.