Technical Architect (Linux)

Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. We are looking for a Technical Architect (Linux) to join Sopra Steria Apps Services team on an international program for a leader in the aerospace sector. Note that we can only offer cooperation to people who are located in Poland and have EU citizenship. Responsibilities:​ Design and implement hybrid and cloud architectures. Define technology roadmaps, standards, and architectural governance. Advise teams on infrastructure, platform, and application modernization. Support large-scale transformation and migration initiatives. Evaluate emerging technologies and identify innovation opportunities. Collaborate with engineering, operations, and business stakeholders to deliver future-ready solutions. Drive architectural decisions across high-performance computing (HPC) and cloud environments. Tech stack on the project:​ Linux AWS and Cloud Services Kubernetes Docker IBM Spectrum LSF API Frameworks Hybrid Cloud Platforms High-Performance Computing (HPC) Must have requirements:​ 10 to 15 years of experience, especially in complex IT transformation projects. Has proven experience in solution, infrastructure, or cloud architecture. Understands the full technology lifecycle, from operations to strategic design. Combines technical expertise with strong business awareness. Is comfortable influencing stakeholders and guiding technical teams. Enjoys solving complex challenges and shaping long-term technology strategies. Strong background in end-to-end architecture design (functional / technical). Regular practice in writing architecture documentation and facilitating workshops. Understanding of data architecture practices (data flows, data modeling, data quality). Natural leadership and advisory posture. Excellent communication and ability to simplify complex topics. Analytical thinking, synthesis skills, and problem-solving mindset. Strong organizational and time management skills, with the ability to prioritize tasks and meet deadlines. Agile methodologies (Scrum, SAFe). EU citizenship. Fluent English: B2/C1. Being open to occasional business trips abroad and visits in our office in Katowice. Nice to have requirements: RHEL migrations VDI (Virtual Desktop Infrastructure) DBaaS and database platforms CMDB solutions Application integration Containerization and orchestration Scientific Computing or HPC environment What we offer: BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, life insurance, certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud), local kindergarten. DEVELOPMENT OPPORTUNITIES (B2B): Tech Lunches, Worksmile, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud). ADDITION: free parking, fresh fruits, workation. In case of questions, please contact the HR team. The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: UOP: 18 000 -22 000 PLN gross/month. B2B: 135-180/190 PLN/h net. All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.