John Sisk & Son

Senior Planner

Lead planning management; develop baseline and target programmes; manage 4D/2D modelling and reporting.

Commercial Manager

Proven experience in commercial management within construction or infrastructure; lead cost/value management, contract negotiation, and risk management; strong team leadership.

Contracts Manager / Project Manager

Contracts Manager

Senior project leader responsible for contract delivery, financial performance, and coordination of all contract aspects.

Senior Administrator

Administrator

Experience in administrative or coordination roles; leadership support; strong organizational and data governance; proficient in MS Office.

CSA Project Manager

Project Manager

Senior project manager responsible for delivery, safety, quality and financial performance.

Corporation Tax Manager

Proven experience in corporate tax compliance and advisory across multiple jurisdictions; strong Irish/UK tax knowledge; CTA/ACA/ACCA; advanced Excel; hands-on with tax planning and cross-border operations.

Health & Safety Manager

Lead health and safety on assigned projects; ensure compliance with legislation; develop safety plans; coordinate audits and reporting.

Experience delivering large-scale construction projects; strong leadership; scheduling, cost control, quality management; health and safety knowledge.

Senior Quantity Surveyor

Degree in Quantity Surveying; commercial management experience; contract law knowledge; leadership training; CPD in commercial practices.

Senior Engineer

Senior Engineer with engineering leadership, QA ownership, site surveys, lifting operations, and quality control.

Senior Contracts Manager

Five+ years in civil/engineering project management; strong financial, risk and commercial skills; NEC3/JCT knowledge; leads teams; HSE compliance.

Project Manager -Civils

Proven experience managing large-scale civil construction projects; strong leadership; scheduling, cost control, quality and HSE knowledge.

Minimum 5 years in civil engineering project management; strong leadership; NEC3/JCT DB knowledge; HSE/quality focus; contract management experience.

Proven experience managing large-scale civil engineering or construction projects; strong leadership, budgeting, scheduling, and safety compliance.

Proven experience managing large-scale construction projects, and leadership of multidisciplinary teams.

Mechanical Lead

Leadership of mechanical delivery on data centre projects; strong technical expertise in HVAC, utilities, piping; manage safety, quality, schedule and budget; stakeholder management.

Health and Safety Manager

Strong knowledge of health and safety legislation; NEBOSH Diploma; IOSH member; proven safety leadership on large construction projects.

Design Manager

Proven experience in design management or technical coordination on construction projects; strong knowledge of design processes, building regulations, and industry standards; experience coordinating consultants and subcontractors.

Senior Health & Safety Manager

Lead H&S at campus level; manage 2-4 H&S managers; ensure policy compliance; liaise with client; NEBOSH Diploma or equivalent; CMIOSH; 12+ years in construction; strong IT and leadership skills.

Lead Planner

Lead planner for data centre projects in Finland; lead planning, risk management, reporting, and coordination of project teams.

OFCI Manager

Minimum 5+ years experience; 2+ years on Data Centre or critical infra; experience coordinating OFCI/vendor equipment; strong MEP supply chain knowledge.

MEP  Lead

MEP Lead

Extensive experience leading MEP/building services on complex projects; strong design, installation, commissioning knowledge; leadership and stakeholder management.

Planner

Proven planning experience on large-scale construction projects; strong IT and planning software skills; knowledge of UK/EU contractual frameworks; able to collaborate across teams.

Experience in planning for large-scale construction projects; strong IT and planning software skills; ability to manage programmes and report progress.

Proven experience in design management or technical coordination within construction or related sector; strong knowledge of design processes, building regulations and industry standards.

Title	Location	Date
Senior Planner Full Time Birmingham, England, United Kingdom · Onsite	Birmingham, England, United Kingdom Onsite	May 14, 2026
Commercial Manager Full Time London, England, United Kingdom · Onsite	London, England, United Kingdom Onsite	May 14, 2026
Contracts Manager / Project Manager Full Time Sligo, Leinster, Ireland · Onsite	Sligo, Leinster, Ireland Onsite	May 14, 2026
Senior Administrator Full Time Bristol or St Albans or Solihull · Hybrid	Bristol or St Albans or Solihull Hybrid	May 13, 2026
CSA Project Manager Full Time · 5+ YOE Amsterdam, North Holland, Netherlands · Onsite	Amsterdam, North Holland, Netherlands Onsite	May 13, 2026
Corporation Tax Manager Full Time Dublin, Leinster, Ireland · Onsite	Dublin, Leinster, Ireland Onsite	May 13, 2026
Health & Safety Manager Full Time Norway · Onsite	Norway Onsite	May 8, 2026
Project Manager Full Time Norway · Onsite	Norway Onsite	May 8, 2026
Senior Quantity Surveyor Full Time Norway · Onsite	Norway Onsite	May 8, 2026
Senior Engineer Full Time Norway · Onsite	Norway Onsite	May 8, 2026
Senior Contracts Manager Full Time · 5+ YOE Norway · Hybrid	Norway Hybrid	May 8, 2026
Project Manager -Civils Full Time Norway · Onsite	Norway Onsite	May 8, 2026
Senior Contracts Manager Full Time · 5+ YOE Finland · Onsite	Finland Onsite	May 8, 2026
Project Manager -Civils Full Time Finland · Onsite	Finland Onsite	May 8, 2026
Project Manager Full Time Finland · Onsite	Finland Onsite	May 8, 2026
Mechanical Lead Full Time Norway · Onsite	Norway Onsite	May 7, 2026
Health & Safety Manager Full Time · 5+ YOE Finland · Onsite	Finland Onsite	May 7, 2026
Design Manager Full Time · 5+ YOE Finland · Onsite	Finland Onsite	May 7, 2026
Senior Health & Safety Manager Full Time · 12+ YOE Norway · Onsite	Norway Onsite	May 7, 2026
Lead Planner Full Time Finland · Onsite	Finland Onsite	May 7, 2026
OFCI Manager Full Time · 5+ YOE Norway · Onsite	Norway Onsite	May 7, 2026
MEP Lead Full Time Norway · Onsite	Norway Onsite	May 7, 2026
Planner Full Time Norway · Onsite	Norway Onsite	May 7, 2026
Planner Full Time Finland · Onsite	Finland Onsite	May 7, 2026
Design Manager Full Time · 5+ YOE Norway · Onsite	Norway Onsite	May 7, 2026

Activities	Civil engineeringCommercial constructionResidential constructionInfrastructure developmentBuilding refurbishment
Headquarters	IE
Industries	ConstructionEngineering
Name	John Sisk & Son
Employees	2,500
Type	Private
Parent Company	Sicon
Subsidiaries	Sisk RailVision BuiltSensori GroupFarrans ConstructionFuse Rail
Tagline	Provides international construction and civil engineering services.
Founded	1,859
Website	johnsiskandson.com

John Sisk & Son

About John Sisk & Son