Astek

About the Company

Since 1988, we have been at the heart of the world's foremost digital transformations, supporting our clients with the same high-value service and expertise everywhere they are.

Day after day, we rely on our highly scalable business model and our experts' and engineers' deep technical expertise, driven by the same purpose: Succeed in a sustainable digital transformation, placing humans at the heart of our development.

The Group supports its customers across 5 global business lines, offering them cutting-edge expertise in 3 primary services: Technology, Operations, and Engineering.
* Strategy & Management Consulting
* Digital Experience
* Data & Artificial Intelligence
* Cloud & Softwares
* Cybersecurity

Listed Jobs

Company Name

Astek

Job Title

Ingénieur Simulation Numérique / CFD - Paris, France (H/F)

Job Description

Job title: Digital Simulation Engineer – CFD Role Summary: Design, develop, and validate CFD and multi‑phase flow simulations for aerospace and railway projects. Lead mesh generation, software integration, and post‑processing tasks using open‑source and commercial solvers. Expactations: Deliver accurate, reproducible simulation results in high‑assurance environments; collaborate cross‑functionally with computational, aerodynamic, and structural teams; maintain documentation and coding standards. Key Responsibilities: • Configure and run simulations in OpenFOAM, Fluent, and Star CCM+ • Create structured meshes for complex geometries • Develop and maintain inter‑module software components in Python, C++, and/or Fortran • Prepare input data and generate mesh models for diverse cases • Design, implement, and document test cases and finite‑element analyses • Analyze CFD outputs, validate against experimental data, and present findings • Ensure quality, reproducibility, and compliance with project specifications Required Skills: • Strong knowledge of fluid mechanics, turbulence modeling, and thermal analysis • Expertise with CFD tools (OpenFOAM, Fluent, Star CCM+) and mesh generation • Coding proficiency in C++ and/or Python; experience with Fortran is advantageous • Familiarity with finite‑element methods • Ability to work autonomously and communicate results clearly • Experience in high‑criticality sectors (aerospace, rail, automotive) preferred Required Education & Certifications: • Graduate degree in Engineering, PhD, or MSc in Mechanical/ Aerospace Engineering or related field • Demonstrated experience in computational science projects (no specific certifications required)

Paris, France

Hybrid

18-12-2025

Company Name

Astek

Job Title

Analyste SOC - Rennes, France (H/F)

Job Description

Job title: SOC Analyst Role Summary: Provide continuous security monitoring and incident response support for a N2 run team, ensuring the integrity and confidentiality of partner information systems. Collaborate with N3 teams, manage alerts, maintain tooling, and advance platform security. Expectations: - Engineer or Master’s level in Computer Science, Cybersecurity, or related field. - Minimum 1–2 years of experience in system supervision and log‑analysis tools (preferably beyond internship). - Strong passion for cybersecurity, meticulous attention to data integrity, and proven communication with cross‑functional stakeholders. Key Responsibilities: - Maintain security posture and supervise infrastructure components. - Process and triage alerts and incidents, escalating to N3 for suspicious or malicious activity. - Coordinate with N3 to conduct deeper investigations. - Implement platform updates and enhancements per defined plans. - Conduct scheduled team interventions and maintenance windows. - Perform continuous threat and vulnerability watch‑list updates. - Document incidents, actions, and lessons learned. Required Skills: - Proficiency in Linux system administration. - Experience with SIEM platforms: Azure Sentinel, QRadar, Splunk. - Familiarity with monitoring tools: SolarWinds. - Log collection, analysis, and correlation. - Incident handling and triage. - Threat intelligence and vulnerability management. - Team collaboration and effective communication. Required Education & Certifications: - Engineering degree (Bac+5) or equivalent Bachelor’s/Master’s in Information Technology, Cybersecurity, or related discipline. - Relevant certifications (e.g., CompTIA Security+, CEH, Splunk Certified Associate) are advantageous but not mandatory.

Rennes, France

Hybrid

26-12-2025

Company Name

Astek

Job Title

Ingénieur cybersécurité GRC - Niort, France (H/F)

Job Description

**Job Title:** Cybersecurity GRC Engineer **Role Summary:** Ensure the integrity and confidentiality of IT projects within the Security Operations team by defining security requirements, validating solutions, and integrating security controls throughout the project lifecycle. **Expectations:** - Define security requirement levels and test plans for assigned projects. - Certify (homologate) implemented solutions before production. - Guarantee that build teams incorporate security requirements. - Participate in the design and execution of security testing. - Lead project steering meetings and support audit activities. - Communicate security risks and recommendations clearly to project stakeholders. **Key Responsibilities:** - Establish security requirement specifications and associated testing strategies. - Perform solution homologation and sign‑off for compliance with security standards. - Collaborate with development/build teams to embed security controls early. - Create, run, and document functional and penetration/security tests. - Facilitate project governance meetings, reporting status and remediation actions. - Assist internal and external auditors with evidence collection and issue resolution. **Required Skills:** - Strong knowledge of information security principles, GRC frameworks, and application security. - Experience defining security requirements, test plans, and conducting security testing. - Proven ability to certify solutions and manage security compliance. - Excellent analytical, detail‑oriented, and problem‑solving capabilities. - Effective communication and stakeholder‑management skills. - Rigor, professionalism, and a proactive attitude toward data integrity. **Required Education & Certifications:** - Engineering degree or Master’s (Bac+5) in Computer Science, Information Security, or related field. - Several years of hands‑on experience securing information systems or applications (post‑internship/alternance). - Preferred (not mandatory) certifications: CISSP, CISM, ISO 27001 Lead Implementer, or equivalent.

Niort, France

Hybrid

26-12-2025

Company Name

Astek

Job Title

Business Unit Manager - Toulouse, France (H/F)

Job Description

**Job Title:** Business Unit Manager **Role Summary:** Spearhead commercial growth and technical delivery for an IT/Industry consulting unit. Oversee a team of consultants, drive profitable project execution, and cultivate deep client partnerships to enable technology transformation. **Expectations:** - Own profitability and business development of the unit. - Recruit, coach, and retain high‑performing talent. - Deliver client‑centric consulting solutions that meet business and technical objectives. - Champion continuous improvement and scaling of services. **Key Responsibilities:** 1. Analyze target market and client technology challenges. 2. Translate client needs into appropriate consulting services and solutions. 3. Build and sustain strategic client relationships. 4. Recruit and manage a team of Business Managers and consultants. 5. Oversee delivery of complex technical projects, ensuring quality and timeline adherence. 6. Monitor financial performance of the business unit, set and achieve profitability targets. 7. Identify new revenue opportunities and growth levers. 8. Mentor junior managers and promote professional development. **Required Skills:** - Strong commercial acumen and business‑development mindset. - Proven leadership and team‑management abilities. - Consulting experience with an entrepreneurial approach. - Technical fluency in engineering/IT concepts to communicate with end‑users. - Excellent interpersonal and networking skills. - Proficiency in prospecting, negotiation, and relationship management. - Resilience and goal‑oriented mindset. **Required Education & Certifications:** - Bachelor’s +5 degree (e.g., engineering, business school, or equivalent). - Demonstrated experience in consulting or a similar advisory role. - Presence of relevant certifications (e.g., PMP, ITIL) is a plus but not mandatory.

Toulouse, France

On site

26-12-2025