Colas Rail

www.colasrail.com

3 Jobs

4,505 Employees

About the Company

Passion, Purpose, Challenge : at Colas Rail, we are driven by change, this is why our employees imagine each day a world where innovative and eco-friendly contribute to the well-being of each and the future of all.
Joining Colas Rail means evolving at the heart of the challenges of tomorrow, with an international leader present in more than 20 countries, alongside passionate and demanding women and men, to achieve, together, the impossible.

Listed Jobs

Company Name: Colas Rail
Job Title: Ingénieur.e études courants faibles F/H
Job Description: **Job Title** Low‑Voltage Systems Engineer – Rail & Transport **Role Summary** Provide technical expertise in design, tendering, and delivery of low‑voltage (CFA) solutions for urban transport and rail projects. Works closely with project leads to deliver client‑defined technical specifications and support procurement, manufacturing, and field implementation activities. **Expectations** - Deliver high‑quality, client‑centric low‑voltage solutions within project timelines and budgets. - Maintain a deep technical knowledge of rail‑specific low‑voltage systems and emerging technologies. - Communicate effectively with clients, suppliers, and internal teams in English. **Key Responsibilities** 1. **Tender Support** - Review and analyse call‑for‑tender documents (CFA and telecom). - Identify and brief suppliers or subcontractors; prepare specifications and technical dossiers. - Evaluate supplier offers, prepare cost estimates, and produce technical ratings. 2. **Design & Specification** - Author CFA technical reports, system architecture diagrams, and deliverable lists. - Draft project definition documents (specifications, interface control documents). 3. **Project Execution** - Serve as technical advisor to project leads or lot managers on CFA matters. - Propose proven or innovative solutions while managing associated risks. - Prepare technical documentation for supplier evaluation, manufacturing, and site installation. 4. **Team & Study Management** - Lead and mentor study technicians or external study resources. - Oversee study schedules, deliverable tracking, and quality control. **Required Skills** - Proven experience in low‑voltage (CFA) systems for rail/urban transport. - Deep knowledge of: - IP video surveillance, telephony/VOIP, TETRA, 5G radio, RMS industrial transmission networks. - Transmission media: fiber, copper, Wi‑Fi. - IP audio security/comfort, IP access control / anti‑intrusion. - Cybersecurity concepts relevant to railway infrastructure. - Strong analytical, critical‑thinking, and estimation skills. - Effective written and oral communication in English (minimum B2). **Required Education & Certifications** - Bachelor’s +5 (equivalent) engineering degree in electrical, telecommunications, or related technical discipline. - Minimum 8 years of professional experience in low‑voltage systems. - Proven record of delivering complex rail or transport projects.

Puteaux, France

On site

09-10-2025

Company Name: Colas Rail
Job Title: Développeur Digital Factory F/H
Job Description

Puteaux, France

On site

14-10-2025

Company Name: Colas Rail
Job Title: Acheteur.se Caténaires F/H
Job Description: **Job Title** Railway Catenary Systems Buyer **Role Summary** Manage strategic and project‑based procurement for catenary agencies, ensuring timely delivery, cost control, and adherence to corporate procurement policy. Lead sourcing, tendering, negotiation, contract management, and supplier performance tracking to support infrastructure projects in railway construction and maintenance. **Expectations** - Deliver on procurement targets within budget and schedule constraints. - Maintain and enhance supplier relationships and market knowledge. - Contribute to procurement strategy, data analysis, and sustainability goals. - Collaborate cross‑functionally across construction, equipment, and service families. **Key Responsibilities** - Participate in project cost estimations and business case development. - Capture internal requirements, guide prescribers on specifications. - Lead project procurement cycle: RFP issuance, commercial and contractual negotiation, contract/PO drafting, and order monitoring. - Oversee purchase planning, budget tracking, and financial reconciliation. - Define and execute route maps, action plans, and performance KPIs for the procurement division. - Handle strategic procurement for French projects: create road maps, data consolidation, procurement strategy, framework agreements, and policy enforcement. - Develop market expertise on product families, identify sourcing models, supplier qualification, and value‑creation opportunities. - Coordinate with other family buyers on multi‑lot projects. **Required Skills** - Mastery of end‑to‑end procurement processes. - Strong negotiation, contracting, and project management abilities. - Analytical skills for cost optimization, data mapping, and KPI reporting. - Excellent communication and stakeholder management. - Proficiency in English (both written and spoken). **Required Education & Certifications** - Bac+5 degree (Engineer, Business School, or Master II in Procurement). - Minimum 3 years of procurement experience, ideally in project‑based environments and preferably within railway or civil engineering sectors. ---