{"id":3252264,"url":"https://alion.io/job/dassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2","title":"Software Engineer C++ CUDA – CFD & HPC (F/M)","company":{"id":144,"name":"Dassault Systemes","domain":"3ds.com","url":"https://alion.io/company/dassault-systemes","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"B","score":80,"open_postings":23,"ghost_share":0,"stale_share":0.783,"repost_share":0,"time_to_fill_p50_days":38,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":47000,"max_usd":123000,"period":"year","method":"role_country_seniority_unknown","sample_n":100},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CUDA","optional":false},{"name":"HPC","optional":false},{"name":"Linux","optional":false}],"status":"live","first_seen_at":"2026-10-22T06:10:27Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-26T08:14:07Z","board_verified":false,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"Software Engineer C++ CUDA - CFD & HPC (F/M)\nSpain, M, Madrid\nRegular\nApply\nKey Job Details\nLocation:\nSpain, M, Madrid\nJob type:\nRegular\nProduct:\nSIMULIA\nExperience level:\n6 to 7 years\nPosted on:\n10/22/2026\nRef ID:\n550537\nShare Job\nPowered by the 3DEXPERIENCE® platform, SIMULIA delivers realistic simulation applications that enable users to better understand and predict the behavior of the world around us.\nSIMULIA applications accelerate the evaluation of the performance, reliability and safety of materials and products, helping our customers make informed decisions before committing to physical prototypes.\nAt Dassault Systèmes, we empower our employees and support their passion for changing the world and building the future. Join us and help design new horizons through the power of 3DEXPERIENCE virtual universes!\nPosition based in Madrid, Spain\nYour missions :\nAs a Software Engineer, you will design, develop and continuously improve software to deliver high-quality applications, services and technologies that provide value to end users.\nYou will contribute to improving our solutions based on usage and user feedback, while working on advanced technologies at the intersection of software development, simulation and High Performance Computing.\nRapid execution of complex simulations is a key component of the SIMULIA MODSIM approach and an essential requirement for competitive simulation solutions.\nTo accelerate the deployment of multi-GPU simulation solutions, we are looking for a Software Engineer to join a team focused on High Performance Computing (HPC), with a particular emphasis on GPU development for fluid simulation technologies.\nIn this role, you will contribute to the development and optimization of software running on GPU-based computing architectures. You will work with C++ and CUDA and collaborate with specialists from different scientific and technical backgrounds to address complex simulation challenges.\nYou will have the opportunity to work on CFD algorithms and approaches, including one or more of the following:\n* Lattice Boltzmann methods;\n* Continuum approaches to Navier-Stokes, including finite volume or finite element methods;\n* Lagrangian formulations, such as SPH or DEM;\n* Ray tracing methods;\n* Linear equation solvers.\nA strong analytical mindset and a solid mathematical background will help you address complex technical challenges. Knowledge of Computational Fluid Dynamics algorithms and experience implementing physical models within commercial or academic CFD infrastructures will be valuable assets.\nYour qualifications :\nMaster’s degree in Computer Science, Engineering, Applied Mathematics or a related field, with 6 years of relevant coding or software development experience\nHands-on professional or academic experience developing in C++ and CUDA on Linux\nBackground in scientific programming and familiarity with High Performance Computing (HPC)\nStrong analytical skills and a solid mathematical background\nKnowledge of Computational Fluid Dynamics (CFD) and fluid flow simulation is a plus\nFamiliarity with one or more fluid simulation approaches, such as Lattice Boltzmann, Navier-Stokes, SPH or DEM, is a plus\nExperience contributing to CFD software or implementing physical models within a commercial or academic CFD environment is a plus\nFamiliarity with modern source code management and DevOps practices\nAbility to collaborate effectively with specialists from diverse scientific and technical backgrounds\nCuriosity, analytical thinking and a willingness to learn and take on new technical challenges\nInclusion statement\nAs a game-changer in sustainable technology and innovation, Dassault Systèmes is striving to build more inclusive and diverse teams across the globe. We believe that our people are our number one asset and we want all employees to feel empowered to bring their whole selves to work every day. It is our goal that our people feel a sense of pride and a passion for belonging. As a company leading change, it’s our responsibility to foster opportunities for all people to participate in a harmonized Workforce of the Future.\nApply\nDassault Systèmes\">\nPowered by the 3D EXPERIENCE® Platform, SIMULIA delivers realistic simulation applications that enable users to reveal the world we live in.\nWant to learn more?\nVisit the other sections of our website to find out more.\nOur Culture & Values\n Discover our culture and values.\nTake me there\nYour Recruitment Journey\n Get to know about your recruitment journey.\nKnow more\nStudents & Graduates\n Be part of the future of our workforce - check out internship and job opportunities.\nLearn more","description_format":"text","description_chars":4634,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Spain","iso":"ES","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["CAD, PLM & BIM Software","Simulation & Digital Twin Software","Clinical Trial Software","Manufacturing & Industrial Software"],"lifecycle":[{"event":"open","at":"2026-10-25T22:35:07Z"}],"visa":[],"liveness":{"score":55,"band":"ok","label":"Likely open","p_open":0.9,"p_active":0.616,"p_room":1,"age_days":6,"expected_fill_days":38,"reasons":["conf:69","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/dassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2","json_url":"https://alion.io/job/dassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2.json","meta":{"generated_at":"2026-10-29T09:12:35Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":13980,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":144},"rest":"https://alion.io/mcp/rest/get_company?id=144"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fdassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fdassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/dassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdassault-systemes-software-engineer-c-cuda-cfd-hpc-fm-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3252264}},{"tool":"search_jobs","arguments":{"company":"3ds.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3252264},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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