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54 data science jobs found in Aarau

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Full time  (54)
Sika Corporation
14/01/2026
Full time
Data Science Internship
Sika Corporation Zürich, ZH, Switzerland
Sika is a specialty chemicals company with a globally leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protection in the building sector and industry. Sika has subsidiaries in 103 countries around the world, produces in over 400 factories, and develops innovative technologies for customers worldwide. In doing so, it plays a crucial role in enabling the transformation of the construction and transportation industries toward greater environmental compatibility. In 2024, Sika’s around 33,000 employees generated annual sales of CHF 11.76 billion. Job Description For our Web- & eCommerce Team we are looking for an additional Intern. As we have multiple different projects, we are able to offer interesting topics for students who are looking to gain some experience in fields such as; data science and data engineering, business analysis, and other technical fields in order to create business...
On AG
06/02/2026
Full time
Senior Data Scientist (Marketing Science)
On AG Zürich, ZH, Switzerland
LOCATION :   ZURICH Technology In short As a Senior Data Scientist focused on Marketing Science, your mission is to transform how we measure and optimize our global marketing investments. You will be the statistical engine driving our marketing decision-making, building and scaling sophisticated models that decode the complexity of the customer journey. This role requires a blend of advanced statistical prowess and business acumen to move beyond the "what" of a model and define the "so what" for our strategy. You will empower our marketing teams with the clarity needed to fuel On’s rapid global growth through rigorous data-driven evidence. Your Mission Build and Evangelize Models: You will work autonomously to design, build, and maintain our suite of marketing decision-making tools, including Media Mix Models (MMM) and Multi-Touch Attribution (MTA). Drive Business Action: Move beyond the build to...
Swissgrid AG
27/01/2026
Full time
Software Engineer - Platform & Security (80-100%)
Swissgrid AG Aarau, AG, Switzerland
Electricity flows with us. On behalf of Switzerland and in cooperation with international partners, we do our utmost every day to develop the best solutions for the Swiss electricity grid. Software Engineer - Platform & Security (80-100%) - 1480 Let data flow like electricity In this position you will be part of a team that is responsible for providing the data platform as well as the developer tools and environments for the company. The team consists of Software Engineers with diverse focus areas (Platform, Data, Machine Learning, Cloud Security, etc.) and plays a vital role in our digitalization strategy. Your responsibilities are diverse, with time typically allocated as follows: 40% Applied Platform Security - Azure & Databricks: Secure our cloud through infrastructure configuration, identity governance (Unity Catalog), and integrated security observability 30% GitHub & DevSecOps: Manage our engineering core by building self-service...
Aargau Verkehr
21/01/2026
Full time
Data Management and Analytics Specialist (m/f/d) 80-100%
Aargau Verkehr Aarau, AG, Switzerland
Aargau Transport connects people by train and bus. Every year, we transport over 28 million passengers safely, reliably, and in an environmentally friendly way to their destinations. Our motivated and well-trained employees are the heartbeat of our train and bus services between Zofingen and Zurich Altstetten. Come along and become part of our public transport family. Data Management and Analytics Specialist (m/f/d) 80-100% Behind the scenes of rail transport – IT experts ensure smooth operations. To strengthen our IT team, we are looking for an innovative individual as a Data Management and Analytics Specialist for our   Aarau   or   Bremgarten   location, starting immediately or by agreement. Your tasks You develop and implement a company-wide data strategy. You will act as the main point of contact for all overarching data-related topics in our company and actively promote a data-driven culture as well as the further development of data...
RAILplus AG
17/01/2026
Full time
Data Management and Analytics Specialist (m/f/d) 80-100%
RAILplus AG Aarau, AG, Switzerland
You can find more jobs at aargauverkehr.ch/jobs Aargau Transport connects people by train and bus. We transport over 28 million passengers safely every year. Reliably and environmentally friendly transport to your destination. Our motivated and well-trained employees are the The heartbeat of our train and bus services between Zofingen and Zurich Altstetten. Hop on board and become part of it! our public transport family. Behind the scenes of rail transport – IT experts ensure smooth operations. To strengthen our IT team, we are looking for someone to join us immediately at   our Aarau   or   Bresgarten   location . by arrangement, an innovative personality as Data Management and Analytics Specialist (m/f/d) 80-100% Your tasks You develop and implement a company-wide data strategy. You will act as the main point of contact for all overarching data-related topics in our Companies and actively promote a data-driven culture as well...
MAMMUT SPORTS GROUP GmbH
06/02/2026
Full time
Intern AI & Automation (all, 80-100%), 6 months
MAMMUT SPORTS GROUP GmbH Seon, AG, Switzerland
As Intern AI & Automation you support the design, implementation, and adoption of AI and automation initiatives with a strong focus on execution, scalability, and business value. In this role you contribute to building and maintaining Agentic AI and other AI solutions, while researching emerging AI technologies and supporting organizational upskilling. The internship position is available by mutual agreement. Location Mammut Sports Group AG, Birren 5, CH-5703 Seon ............... Type of contract Full / Part time ............... Contact Sabrina Grendelmeier HR Business Partner +41 62 769 64 91 ............... Your responsibilities Agentic AI Development & Operations : design, build, test, document, deploy, and maintain AI agents and Automation Workflows under the guidance of supervisor. AI Tools Research & Experimentation:   Research, evaluate, and test emerging AI tools, platforms,...
MAMMUT SPORTS GROUP GmbH
20/01/2026
Full time
Interim Data Governance Lead (all, 80-100%) - temporary from April 2026 until January 2027
MAMMUT SPORTS GROUP GmbH Seon, AG, Switzerland
In this role you are responsible for all aspects of defining and operating the data governance policies and supporting the multiple data domains, as well as responsible for implementing the data governance program vision, promoting the role of governance and enforcing policy, while following data governance best practices. You will build and maintain relationships with subject matter experts and data stakeholders across all departments globally to assess the effectiveness of existing governance practices and identify emerging data governance risks. Location Mammut Sports Group AG, Birren 5, CH-5703 Seon ............... Corporate area Supply Chain / Logistik / Customer Service ............... Type of contract Full / Part time ............... Contact Stefanie Hürzeler HR Business Partner +41 62 769 82 50 ............... Your responsibilities Lead further development of Global Master...
Axpo
17/01/2026
Full time
Intern Business Data Management Admin (f/m/d)
Axpo 5400 Baden, AG, Switzerland
Workload: 100% | Duration: 12 months Are you ready to gain hands-on experience in business data management and analytics? Join Axpo Solutions AG as an intern in our Business Data Management Team and contribute to shaping the future of energy in a fast-paced, collaborative environment. What you will do: Set up new counterparties, including creation, validation of data and documents, KYC checks, and managing counterparty documentation. Perform annual VAT checks with internal and external stakeholders. Update and maintain counterparty information in the master data system. Organize and maintain contractual documentation systematically and chronologically, both physically and electronically, in line with company guidelines. Manage central contracts related to Trading, Scheduling, and Regulatory Reporting. Provide KYC information to exchanges and brokers upon request. Coordinate processes and ensure the flow of information...
Paul Scherrer Institut
21/01/2026
Full time
Postdoctoral Fellow in serial crystallography data analytics
Paul Scherrer Institut PSI, PSI CH, Forschungsstrasse, 5232 Villigen, AG, Switzerland
Your tasks The development of serial crystallography data analysis pipelines at SwissFEL and the SLS 2.0 Assist in the development of the Xtrapol8 software suite in collaboration with Dr. Elke De Zitter, Dr. Nicolas Coquelle and Dr. Jacques-Philippe Colletier in the DYNAMOP Group at the Institut de Biologie Structurale (IBS), Grenoble Perform pump-probe experiments at XFELs and synchrotrons with the aim of defining best practices in data collection methods Assist the development and maintenance of Cristallina devices and software related to SFX measurements Assist Cristallina users to conduct their experiments Your profile PhD degree in natural sciences Proficiency in python and/or other coding language Proficiency in handling and analyzing large datasets Excellent communication skills in English Experience in serial macromolecular crystallography at synchrotrons and XFELs is an asset Experience in protein...
Bachem Holding AG
08/01/2026
Full time
Master Data Manager QC 100% (m/w/d)
Bachem Holding AG 4416 Bubendorf, BL, Switzerland
Bachem is a leading, innovation-driven company specializing in the development and manufacturing of peptides and oligonucleotides. Offering a comprehensive range of services, Bachem provides pharmaceutical and biotechnology companies worldwide with products for research, clinical development, and commercial applications. Headquartered in Switzerland, with locations in Europe, the USA, and Asia, Bachem operates internationally and boasts over 50 years of experience and unparalleled expertise within the industry. The company is listed on the SIX Swiss Exchange. Further information is available at: www.bachem.com In order to continue our organic growth, we are constantly looking for qualified and motivated professionals. To handle the increasing number of orders, we are currently expanding our Bubendorf site with what will be the world's most modern peptide and oligonucleotide production facility. As part of the Bachem Group, you will make your individual...

 

Migros Online
14/01/2026
Full time
Logistics Intelligence Data Analyst
Migros Online 8105 Regensdorf, Switzerland
Are you eager and ready to shape the warehouse of the future with AI and advanced visualizations, and to innovate, bringing fresh and new ideas to the table? Join our team of motivated Data Analysts at Migros Online, where modern cloud stack, challenging the status quo, and being insights driven, is our daily life. Share Apply now Migros Online Migros Online AG - Regensdorf Bahnstrasse 20 8105 Regensdorf Calculate route Key information Application deadline for your CV, certificates and references is January 18th, 2026. Thank you. We welcome all applications, but can only consider applications submitted online. Applications submitted by post will be disposed of for data protection reasons and will not be returned. An application letter or video is required for this position. What you move Main task You support our logistics teams, working closely with Software Engineers, Product Managers,...
Julius Bär
27/01/2026
Full time
Data Scientist 100% (f/m/d)
Julius Bär 8048 Zürich, ZH, Switzerland
At Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let’s shape the future of wealth management together. Do you aspire to be part of a high performing Analytics and Transformation team within a global Compliance organisation at the forefront of the wealth management industry? In this diverse role you will implement new technologies, manage change initiatives, develop predictive models, and perform financial and economic analysis to increase the efficiency and effectiveness of risk management. Working alongside Risk, Compliance, Analytics and Legal SMEs in highly skilled, fast-paced teams you will drive business value through collaboratively solving complex analytical problems. YOUR CHALLENGE Lead and support data analytics and business intelligence initiatives to success, with focus on Non-Financial Risk (e.g., Anti-Money...
Direktion der Justiz und des Innern
29/01/2026
Full time
Controller/in / Data Scientist
Direktion der Justiz und des Innern Altstetten, Zürich, ZH, Switzerland
Prison and reintegration Finance, Controlling & Logistics Controller/in / Data Scientist 80 - 100% The Department of Corrections and Reintegration (JuWe) is part of the Directorate of Justice and Home Affairs of the Canton of Zurich (JI) and employs around 1,400 people with diverse professional profiles. JuWe is responsible for the enforcement of sentences and measures, the implementation of various types of detention, and the successful social reintegration of offenders. Are you ready to make a real impact with numbers? Together, we will develop JuWe into a data-driven organization. You will create sound decision-making foundations that go far beyond traditional financial perspectives, ensuring financial stability, security in the correctional system, and sustainable reintegration. Your analyses will provide guidance where it matters most. To strengthen our Controlling, Financial Planning & Reporting department, we are looking for an...
ecoinvent
14/01/2026
Full time
Data Analyst - Waste Management
ecoinvent 8005 Zürich, ZH, Switzerland
The ecoinvent Association is looking for an ambitious data analyst with a passion for sustainability, life cycle assessment and waste management to maintain and strengthen ecoinvent’s data offering. The successful candidate will work both independently and in teams, interact with users and data providers of the ecoinvent database in the waste sector. Your Responsibilities: Contribute to intellectually challenging projects, in a respectful and stimulating environment both independently and in teams. Interaction with users and data providers of the ecoinvent database. Involvement, as a technical support in various projects aimed at improving and developing the database, related to its core structure or the expansion of its coverage. This includes creating and/or incorporating new data as well as developing and improving underlying models. Further interaction with external stakeholders, such as data providers, to guide them through the data preparation...
comparis Gruppe
06/02/2026
Full time
Machine Learning / AI Engineer (f/m/x) 60-100%
comparis Gruppe 8003 Zürich, ZH, Switzerland
About us comparis.ch is the leading comparison platform in Switzerland. We have been comparing the prices and products of health insurers, other insurance companies, telecom providers and banks for over 25 years and offer the largest Swiss online marketplace for cars and property. Our comprehensive comparisons ensure transparency for our users and help them make the right decisions. With over 80 million visits each year, we rank among the most widely used websites in Switzerland. Four out of five people recognize us as THE independent comparison platform in Switzerland. And now, with the corporate introduction out of the way, we'll get to the point: we need you! What you will do We’re looking for an open and passionate individual to join us in pursuit of great new AI tools that help our users make better decisions. As a Machine Learning / AI Engineer, you will help building and changing the future. You will have the opportunity to challenge ideas, contribute with your...
Omnilex
28/01/2026
Full time
Data Engineer - Legal Data AI Processing
Omnilex 8004 Zürich, ZH, Switzerland
About You Are you excited about turning messy, multi-jurisdiction legal content into clean, structured, and AI-ready data? Do you enjoy building reliable pipelines for extraction, normalization, chunking, citation handling, tagging, structuring, summarizing, and indexing; then measuring quality and cost? Do you thrive in a fast-paced startup where your work directly powers search, AI answer quality, and analytics? If so, we’d love to hear from you! About Omnilex Omnilex is a young dynamic AI legal tech startup with its roots at ETH Zurich. Our passionate interdisciplinary team of 10+ people is dedicated to empowering legal professionals in law firms and legal teams by leveraging the power of AI for legal research and answering complex legal questions. We already stand out with our strong data engineering, including our combination of external data, customer-internal data and our own innovative AI-first legal commentaries. Your Responsibilities As a Data Engineer...
Syneos - Clinical and Corporate - Prod
29/01/2026
Full time
Sr/Pr Biostatistician - Immunology & Inflammation (Europe and LATAM ONLY)
Syneos - Clinical and Corporate - Prod 8002 Zürich, ZH, Switzerland
Sr/Pr Biostatistician - Immunology & Inflammation (Europe and LATAM ONLY) Syneos Health® is a leading fully integrated biopharmaceutical solutions organization built to accelerate customer success. We translate unique clinical, medical affairs and commercial insights into outcomes to address modern market realities. Our Clinical Development model brings the customer and the patient to the center of everything that we do. We are continuously looking for ways to simplify and streamline our work to not only make Syneos Health easier to work with, but to make us easier to work for. Whether you join us in a Functional Service Provider partnership or a Full-Service environment, you’ll collaborate with passionate problem solvers, innovating as a team to help our customers achieve their goals. We are agile and driven to accelerate the delivery of therapies, because we are passionate to change lives. Discover what our 29,000 employees, across 110 countries already know: WORK...
Optiml
02/02/2026
Full time
Software Engineer, AI Focus [100%], Zurich Hybrid
Optiml 8001 Zürich, ZH, Switzerland
About You As a Software Engineer with an AI focus at Optiml, you will sit at the core of our product and data platform - where complex, messy real-world data is transformed into clear, decision-grade intelligence for real estate leaders. You thrive at the intersection of software engineering, data systems, and applied AI. You’re excited by ambiguity and enjoy going from zero to one: shaping early product direction, designing robust data architectures, and shipping production-grade AI-powered features that customers rely on every day. You don’t just experiment with models; you build durable systems around them, with strong data foundations, evaluation loops and operational rigor. Your mission is to help scale Optiml’s data and AI capabilities end-to-end: refining onboarding through smarter data ingestion, rolling out the next generation of our data scoring, and tackling hard problems like entity resolution, source tracking, and contextual understanding across structured and...
Coopers iET AG
17/01/2026
Full time
Regulatory Data Governance Expert
Coopers iET AG 8001 Zürich, ZH, Switzerland
We are looking for a Regulatory Data Governance Expert to support a Data Governance project for a leading banking client in Zurich. The focus is on assessing the current setup (as-is) from a regulatory perspective and defining a compliant target state (to-be), including a regulatory gap analysis. Your Tasks: Conduct a regulatory gap analysis (as-is vs. to-be) in the context of Data Governance Analyse and assess the existing Data Governance organisation, processes, roles, controls, and data management practices Map regulatory requirements to current processes, controls, and data flows Identify compliance gaps, including risk and impact assessments Derive concrete actions, recommendations, and prioritised measures to ensure regulatory compliance Define a regulatorily compliant target state (to-be) in close alignment with key stakeholders Support the preparation of decision papers and management-level documentation (e.g., Steering Committee materials) Act...
FIFA
06/02/2026
Full time
Data Scientist (Freelancer)
FIFA Zürich, ZH, Switzerland
Data Scientist (Freelancer) We govern the beautiful game and ensure it's run with transparency and integrity. Join our team in Miami and support us on our mission. THE POSITION These are your key tasks: Support in the development and maintenance of an economic player‑valuation model. Conduct advanced data science projects (web scraping, NLP, machine learning, predictive modelling) to support multiple business units. Build and maintain interactive dashboards in Power BI for operational tasks and to analyse, monitor and refine internal processes. Support business users in implementing analyses for reports, publications and internal research projects. Design, implement and maintain ETL pipelines for various structured and semi-structured data sources. Build and maintain data models used for Power BI reports. Actively collaborate with technical and non‑technical stakeholders, translating business requirements into robust...
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