English-speaking jobs in Mäntsälä

Manufacturing Engineer needed for a 12-month fixed-term position. Drive production development initiatives to improve safety, manufacturing flow, and product quality. Design process flows, production lines, and workstations. Evaluate existing processes and implement improvements. Lead the extension and redesign of the SUO Reman facility.

Backend Developer to build cybersecurity product functionality using Rust. Develop backend features, manage beacons, handle data, and expose APIs. Collaborate with team on product evolution and architecture. Requires 2+ years of Rust experience, backend development, and API/database experience.

On It Films seeks freelance Content Directors to create YouTube video content for Supercell's global player communities. You will direct community-driven video content, translating scripts into compelling visual storytelling and guiding talent on set. You'll ensure the content reflects the game, the community, and the intent behind each video.

Greenstep seeks a domain expert with deep knowledge of accounting and bookkeeping to drive innovation in accounting processes. The role involves identifying inefficiencies, collaborating with teams to implement solutions, and staying abreast of fintech, automation, and AI trends. Fluency in English and Finnish is required.

Technical Training & Compliance Engineer to support Technical Operations training and authorization processes. Responsibilities include delivering technical training, developing training materials, and managing competence development activities. Requires 5+ years of experience in aircraft maintenance, training, or related fields, fluency in English and Finnish, and knowledge of aviation regulations (Part 66, 145, 147, CAMO/M).

Experienced Corporate Infrastructure Engineer to build and scale IT systems for Wolt and DoorDash. Responsibilities include running and maintaining infrastructure, administering deployment tools, and designing, developing, and implementing corporate IT systems. Requires 4+ years of experience in infrastructure engineering, proficiency in Python, bash, and scripting, and familiarity with AWS, Azure, Kubernetes, Docker, and GCP. Experience with Infrastructure as Code tools, microservices, monitoring/observability tools, and configuration/security management is also required.

The Business Development Director will drive growth and market positioning for Industrial Autonomy & Engineering services in Finland. Responsibilities include developing market entry plans, acquiring new clients, and leading sales pursuits. The role requires 10+ years of experience in engineering services, industrial digitalization, or automation technology.

Senior Lead NPI Engineer - Controls will design control applications, develop new features, and conduct research in FACTS control architectures. Requires a Master's degree in Electrical or Automation Engineering and advanced knowledge of semiconductor valve technology, compensation systems, and power electronics.

Develop and improve Elisa's widely used conversational agent, Esa-Pekka. Focus on prompt engineering with Google's conversational AI platforms, including Dialogflow CX. Requires 4+ years of conversational agent development experience, 1+ year in prompt engineering with Google's platforms, and 2+ years of experience with customer care tools like Genesys. Fluency in Finnish and working proficiency in English are required.

Full Stack Developer will focus on mobile app software development and coding (front end, back end). Responsibilities include low-level design, architecture, and technical implementation follow-up. Must have strong experience in React Native, React, Typescript, Node.js, and Azure.

The Operations Manager will lead key aspects of BYD's automotive business in Finland. Responsibilities include optimizing vehicle inventory, managing logistics, enhancing customer satisfaction, and collaborating with sales and marketing teams.

Data Enablement Engineer will design and deliver onboarding experiences for If's data platform based on Databricks and dbt. Responsibilities include supporting users with tool usage, platform architecture, and governance requirements. The role requires strong hands-on experience with data engineering and analytics tooling, excellent communication and teaching skills, and the ability to solve problems and package learning into reusable guidance.

The University of Helsinki seeks a Research Fellow in Migration, Health, Age Care, and Disability. The researcher will develop an independent research program within the DIVSOL theme of Participation, Inclusion, and Empowerment.

Executes purchase orders, ensures on-time delivery, and serves as the main contact for suppliers. Participates in supplier and process development. Requires a Master's or Bachelor's degree in a relevant field, experience in operative purchasing, and proficiency in SAP ECC, S4/Hana, and Jaggaer.

Commissioning Engineer needed for HV & MV substation projects. Responsibilities include testing, commissioning, FAT support, and site coordination. Requires a bachelor's degree in electrical engineering and several years of experience in substation commissioning. Fluency in English is required, Swedish is a plus.

Mechanical Design Engineer contributes to the design and development of sustainable water treatment systems. The role involves 2D/3D design, mechanical calculations, and project lifecycle support from tender to commissioning. Collaboration with multidisciplinary teams and adherence to technical regulations are key.

Leads, develops, and optimizes warehouse operations across ECA & AFR, ensuring safe, efficient, and cost-effective material flow. Manages capacity, throughput, and resource allocation to meet customer delivery requirements. Drives improvements to reduce excess handling, avoid stockouts, and minimize discrepancies. Leads, mentors, and supports warehouse managers and supervisors. Oversees workforce planning, training, and succession pipelines. Champion's Lean and efficiency initiatives to improve processes, reduce cost, and enhance service. Drives the rollout and adoption of WMS, automation, and digital tools. Serves as a key partner to manufacturing, planning, logistics, procurement, and customer service. Supports end-to-end material flow, resolves operational bottlenecks, and contributes to S&OP / SIOP and network optimization decisions.

Software Engineer / Test Automation will work on the Eclipse Treatment Planning System, focusing on proton treatment planning features. Responsibilities include writing, maintaining, and troubleshooting automated tests, debugging failing tests, and improving test robustness and stability. Strong programming skills in C++, C#, and Python are required, along with experience in .NET and WPF technologies.

Senior Cloud Architect / Tech Lead specializing in Azure Virtual Desktop (AVD) will design, implement, and lead Azure-based platforms. Requires 5+ years of experience designing Azure architectures for enterprise environments and deep expertise in AVD.

Solution Architects advise customers on Salesforce declarative functions, influencing their practices and translating business requirements into software design.