Strong command of hydraulics applied to fire-protection networks.
Good knowledge of sprinkler-system standards EN 12845, APSAD R1, and NFPA 13, and water-mist standards EN 14972 and NFPA 750.
Proficiency with a fire-protection hydraulic-calculation software package such as Elite Fire or Canute FHC, or an equivalent.
Knowledge of fire-safety regulations, including ERP, IGH, ICPE, the Labour Code, and fire-safety system principles.
Understanding of interfaces with smoke extraction, fire detection, and other building trades.
Three to seven years of experience designing fire-protection systems in a design office, with an installer, or with an insurer.
Strong written and interpersonal communication skills for exchanges with project owners, architects, insurers, and control offices.
Responsibilities
Design and size automatic water-based extinguishing systems, including sprinklers, water mist, fire hose reels, and dry and wet risers.
Perform hydraulic calculations for networks, including flow rates, pressures, autonomy, and sizing of water sources, tanks, and pump sets.
Conduct fire-risk analyses and propose extinguishing solutions suited to the building's type and use.
Ensure compliance with applicable standards and regulations, including EN 12845, APSAD R1, EN 14972, NFPA 750, NFPA 13, APSAD R5, ERP, IGH, and ICPE.
Coordinate the design with other disciplines, including HVAC, electrical, structural, smoke-extraction, and fire-safety-system disciplines.
Prepare technical documents, including hydraulic-calculation notes, fire-safety notices, technical specifications, and DPGF schedules.
Act as the interface with control offices, insurers, the fire-safety-system coordinator, and certification organizations such as CNPP and the NF mark body.
Monitor construction through execution approvals, commissioning tests, system acceptance, APSAD acceptance, and commissioning.
Work autonomously on projects and support junior profiles.
Desired Qualifications
Experience with BIM methodology and associated tools such as Revit.
Additional training or certification from CNPP or as a sprinkler technician/designer.
Professional English proficiency for international projects.
Rigor, sense of responsibility, analytical ability, and interest in multidisciplinary teamwork.
Description du poste
Au sein d'équipes pluridisciplinaires, l'ingénieur protection incendie confirmé conçoit et dimensionne les systèmes de protection incendie à eau — principalement les installations de sprinklage et de brouillard d'eau — de la phase esquisse jusqu'au suivi de réalisation. Il intervient en autonomie sur ses projets et accompagne les profils plus juniors.
Missions principales
Concevoir et dimensionner les systèmes d'extinction automatique à eau : sprinkleurs, brouillard d'eau (water mist), RIA, colonnes sèches et humides.
Réaliser les calculs hydrauliques des réseaux : débits, pressions, autonomie, dimensionnement des sources d'eau, réservoirs et groupes de pompage.
Conduire l'analyse du risque incendie et proposer les solutions d'extinction adaptées à la typologie et à l'usage du bâtiment.
Assurer la conformité aux référentiels et à la réglementation : EN 12845 et APSAD R1 (sprinkleurs), EN 14972 et NFPA 750 (brouillard d'eau), NFPA 13, RIA (APSAD R5), ERP, IGH et ICPE.
Coordonner la conception avec les autres lots : CVC, électricité, structure, désenfumage et Système de Sécurité Incendie (SSI).
Rédiger les pièces techniques : notes de calcul hydraulique, notices de sécurité incendie, CCTP et cadres de DPGF.
Assurer l'interface avec les bureaux de contrôle, les assureurs, le coordonnateur SSI et les organismes de certification (CNPP, marque NF).
Suivre les travaux : visas d'exécution, essais de mise en service, réception des installations (dont réception APSAD) et commissioning.
Qualifications
Solide maîtrise de l'hydraulique appliquée aux réseaux de protection incendie.
Bonne connaissance des référentiels sprinklage (EN 12845, APSAD R1, NFPA 13) et brouillard d'eau (EN 14972, NFPA 750).
Maîtrise d'un logiciel de calcul hydraulique incendie (Elite Fire, Canute FHC ou équivalent).
Connaissance de la réglementation sécurité incendie : ERP, IGH, ICPE, code du travail, principes des SSI.
Compréhension des interfaces avec le désenfumage, la détection incendie et les autres corps d'état.
Pratique de la méthodologie BIM et des outils associés (Revit) appréciée.
Solide maîtrise de l'hydraulique appliquée aux réseaux de protection incendie.
Bonne connaissance des référentiels sprinklage (EN 12845, APSAD R1, NFPA 13) et brouillard d'eau (EN 14972, NFPA 750).
Maîtrise d'un logiciel de calcul hydraulique incendie (Elite Fire, Canute FHC ou équivalent).
Connaissance de la réglementation sécurité incendie : ERP, IGH, ICPE, code du travail, principes des SSI.
Compréhension des interfaces avec le désenfumage, la détection incendie et les autres corps d'état.
Pratique de la méthodologie BIM et des outils associés (Revit) appréciée.
Formation Bac +5 : école d'ingénieur ou master spécialisé en sécurité incendie, fluides, hydraulique ou génie climatique.
Expérience de 3 à 7 ans en conception de systèmes de protection incendie, en bureau d'études, chez un installateur ou un assureur.
Une formation ou certification complémentaire (CNPP, technicien / concepteur sprinkleurs) est un atout.
Rigueur, sens des responsabilités, esprit d'analyse et goût du travail en équipe pluridisciplinaire.
Aisance rédactionnelle et relationnelle : échanges avec la maîtrise d'ouvrage, les architectes, les assureurs et les bureaux de contrôle.
Anglais professionnel apprécié compte tenu de la dimension internationale des projets.
Informations supplémentaires
Engagement diversité
Egis agit activement en faveur de l’égalité hommes-femmes, de l’intégration de talents internationaux et de l’insertion professionnelle de personnes en situation de handicap, convaincu que ces leviers contribuent à la diversité de ses équipes, à la richesse et au succès du groupe.
H.W. Lochner has completed its rebrand as Egis following their merger in July 2025, creating a unified US infrastructure business with over 1,500 professionals across 70 offices.
The combined organisation offers services across transportation, water, energy and environmental infrastructure. It integrates Lochner's 80-plus years of US infrastructure experience with Egis' global expertise in architecture, consulting, construction engineering, operations and mobility.
Globally, Egis operates in 70 countries with approximately 23,500 employees. The company ranks 17th on Engineering News-Record's Top 225 International Design Firms list and seventh in transportation.
Laurent Germain, Egis Group CEO, said the rebrand strengthens their US market position and enables them to leverage their global network to address complex client challenges.
Lochner, an Egis Group company, has appointed Karen Wiemelt to its Board of Directors. Wiemelt brings over 35 years of leadership experience in the nuclear and energy sectors, with expertise in programme management, environmental remediation and strategic planning.
Wiemelt previously served as Senior Vice President and General Manager at Jacobs, where she led the company's global Energy, Security and Technology business unit. In that role, she managed a portfolio exceeding $1.5 billion in annual revenue and over 8,000 employees worldwide. She has also served on numerous industry and corporate boards.
Founded in 1944, Lochner merged with Egis Group in July 2025, positioning it as the cornerstone of Egis' US growth strategy. Wiemelt holds a Bachelor of Science degree in Chemical Engineering from the Colorado School of Mines.
CHICAGO, Nov. 24, 2025 /PRNewswire/ -- Egis, a global leader in architecture, consulting, construction engineering, operations, and mobility services, has acquired RockSol Consulting Group, Inc., a Colorado-based transportation infrastructure firm specializing in engineering, planning, environmental compliance, design, construction management, inspection, and materials testing. The acquisition strengthens Egis' transportation market position in the fast-growing Mountain States and West region of the U.S. Founded in 1996 and headquartered in Thornton, Colorado, RockSol is known for the highest standard of reliability and quality in delivering highway, bridge, transit, and public works projects that enhance safety, preserve environmental resources, and improve communities. With more than 240 employees, RockSol serves municipalities, counties, state Departments of Transportation, and federal civilian agencies throughout the Western U.S. "We warmly welcome President and Founder Saeid Saeb and our new colleagues from RockSol," said Terry Ruhl, Chief Executive Officer of Egis in the U.S
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