Construction Planner

Location: Cardiff (Hybrid working)
Region: South Wales
Contract Type: Permanent, Full Time

An established Tier 1 construction business is seeking a Construction Planner to join its preconstruction team, supporting projects across South Wales. This role offers a blend of office-based work in Cardiff and flexible home working.

Working closely with senior planning leadership, you will play a key role in developing high-quality project programmes and supporting tender submissions. You’ll be involved in a diverse portfolio of construction projects of up to £70m in value.

• Develop detailed and practical project programmes, ensuring a strong focus on buildability and commercial awareness
• Prepare clear and concise planning reports to support bid submissions
• Collaborate with supply chain partners to inform and strengthen tender programmes
• Produce structured and easy-to-understand project timelines and schedules
• Contribute to internal and client-facing presentations
• Identify opportunities for innovation and cost-effective solutions during the tender phase
• Provide supporting documentation such as programme narratives and methodology statements
• Maintain a client-focused mindset in all aspects of planning and delivery

Essential:

• Experience within a main contracting environment in the construction sector
• Open to candidates transitioning into planning from roles such as site management, project management, or construction delivery
• Willingness to learn, with training and development support available

Desirable:

• Experience in both site-based and preconstruction planning
• Proficiency in planning software such as Asta Powerproject
• Ability to produce logistics strategies and construction methodologies
• Strong understanding of sequencing and programme development
• Knowledge of construction techniques including steel, concrete, and timber structures
• Ability to interpret technical drawings and specifications
• Awareness of site setup requirements, including temporary works and preliminaries
• Familiarity with NEC and JCT forms of contract
• Understanding of 4D planning and experience linking programmes to visual outputs
• Experience coordinating with external specialists for graphics and planning visuals

• Competitive salary and benefits package
• Car allowance or equivalent
• Enhanced pension contribution
• Private medical cover
• Life assurance
• Support for home working
• Performance-related bonus

The organisation promotes a supportive and flexible working culture, encouraging individuals to perform at their best while maintaining a healthy work-life balance. Hybrid and agile working arrangements are actively supported wherever possible.

O’Neill and Brennan values diversity and promotes equality, All individuals will be treated in a fair and equal manner and in accordance with the law regardless of gender, marital status, race, religion, colour, age, disability or sexual orientation