Site Manager

Overview

At John Sisk & Son, we’re more than a construction company, we’re a family-owned business with a global reach, committed to building excellence in every project. We deliver trust, certainty and value to our clients while embracing innovation and shaping the future of construction.

The Site Manager is responsible for managing and coordinating site operations on assigned projects under the direction of the Operations Manager. Ensures safe, timely and cost-effective delivery of construction works, maintaining quality and compliance with all HSEQS standards. Leads site teams including Site Agents, General Site Supervisors, Section Site Supervisors and Assistant Site Supervisors to achieve project objectives.

Responsibilities

• Manage day-to-day construction activities on site to ensure works are delivered safely, on programme and within budget

• Supervise Site Agents, General Site Supervisors and Section Site Supervisors, providing leadership and direction on all operational matters

• Ensure adherence to health, safety, environmental and quality standards in line with company procedures

• Plan and coordinate the sequence of activities on site, liaising with the Operations Manager and Senior Site Manager to maintain programme objectives

• Monitor progress and performance of sub-contractors and suppliers to ensure compliance with contract requirements and project standards

• Maintain comprehensive site records including Temporary Works Registers, daily diaries, quality documentation and HSEQS logs

• Identify operational risks and escalate as required to Operations Manager or Senior Site Manager

• Lead site briefings, toolbox talks and coordination meetings to communicate priorities, tasks and safety requirements

• Assist in cost control by supporting the site and project teams in efficient use of resources and materials

• Mentor and develop junior site staff to build capability and maintain a high-performance culture

Experience

• Proven experience in site management across medium to large-scale projects

• Strong leadership skills with the ability to supervise multi-level site teams

• Knowledge of subcontractor management and industrial relations

• Ability to make informed decisions under pressure to maintain programme and operational performance

• Comprehensive understanding of construction methods, trade requirements and codes of practice

• Strong organisational skills with the ability to plan, monitor and prioritise site activities
• Effective communication skills to engage with colleagues, sub-contractors and project teams
• Knowledge of health, safety, environmental and quality management practices

Qualifications

Required

• Trade or technical background with substantial site management experience

• IOSH or equivalent health and safety management training

• Temporary works and excavation safety training

• Working at heights and scaffolding training

• Lifting and cranage operations training

• Other HSEQS training as required by site HSE plan

• Understanding of BIM strategy and new construction technology

Desirable

• Completion of Sisk internal management programme

• Project management qualification or course
• Relevant degree in construction or engineering

Additional Information

What We Offer

At Sisk, your rewards package goes far beyond your salary. Our most valued benefits include:

• Competitive salary
• 26 days annual leave
• Pension scheme
• Comprehensive health, wellbeing and lifestyle supports
• Career development opportunities
• And much more as part of our Total Rewards programme

Our People & Recruitment Commitment

At Sisk, our people are at the heart of everything we do. We offer the opportunity to work with purpose, grow a career without limits and be part of a supportive, collaborative team.

All vacancies are managed directly by our Internal Recruitment Team. Unsolicited CVs or speculative contact from unapproved agencies are not accepted, and no fees will be payable.

Equity, Inclusion & Accessibility

We are an equal opportunities employer. We welcome applications from all qualified candidates regardless of gender, race, ethnicity, disability, age, sexual orientation, religion, family status or any other protected characteristic. We are committed to providing reasonable adjustments throughout the recruitment process to support all candidates.

Encouraging All Talent to Apply

We understand that the confidence gap or imposter syndrome can discourage great people from applying. Even if you don’t meet every requirement, we encourage you to express your interest — your skills, experience and potential are what matter.

Compliance & Transparency

All recruitment materials are designed to meet or exceed legal and regulatory requirements, including the Irish and UK Equality Acts and the EU Pay Transparency Directive, ensuring fairness, transparency and equal access for every applicant.

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