penetration tester English-speaking jobs in Oberhausen

Phorms Education is seeking a Physical Education Teacher for their bilingual primary school in Berlin Steglitz-Zehlendorf to plan and deliver competence-oriented sports lessons starting in August 2026.

Support the development and design of global training and learning content. Create Web-Based Trainings, learning materials, and contribute to the internal learning community. Bring creative ideas for new learning trends and digital formats. Design communication and learning media.

Support product selection, analyze category performance, and utilize AI-driven analytics to optimize assortment strategies. Collaborate with Category Managers to build a best-in-class assortment in Home & Living categories.

Senior Risk Engineer specializing in gas turbines for power plants. Provides risk assessment, mitigation, and loss control expertise to Allianz underwriting and clients. Develops risk management programs, conducts site surveys, and tracks technological advancements. Requires a Master's degree in mechanical engineering and 5+ years of experience in the power industry. Fluent German and English required.

Experienced Workday HCM Consultant to lead and support large-scale Workday-enabled HR transformations. Configure and optimize Workday HCM modules, translate business requirements into solution design, and facilitate workshops.

As a Data Scientist on the AI Search team, you will develop and implement algorithms to enhance hotel search ranking and relevance across 35+ languages and 55 countries. You will analyze large datasets, design scalable search architectures, and collaborate with cross-functional teams to improve user experience.

As a Founder's Associate, you will lead strategic growth projects, design sales operations, and act as a sparring partner for founders. You will analyze market data, bridge cross-functional teams, and drive mika's expansion in the German SME market.

Principal Consultant – Underground Operations will diagnose operational challenges, analyze production data, and implement solutions to improve underground mining operations. Requires 15-20 years of experience in underground mining operations, mine engineering, or operational improvement roles.

Lead the design, development, and optimization of innovative low-voltage cable accessories (up to 1 kV) with a team of three.

Executive Assistant to support Managing Directors, organize meetings and travel, prepare presentations, and collaborate with teams.

Develop and execute a three-year Foods channel strategy for major retail groups and value-channel customers. Lead Key Account Managers in sales analyses and joint business plan creation. Drive revenue, profit, and market share targets for assigned customers.

DevOps Engineer will build, integrate, and evolve a Kubernetes-based Application Tier for medical and public-health research applications. Responsibilities include designing, building, and maintaining cloud-native infrastructure, improving platform workflows, and contributing to architectural discussions. Experience with Kubernetes, Terraform, Helm, and cloud networking is required.

Intern to support the Infrastructure Fund & Co-Investments team in Munich. Responsibilities include due diligence, financial modeling, fund screening, asset management, and ad-hoc projects. Requires a finance or accounting student with strong analytical skills, attention to detail, and experience with Excel and PowerPoint.

Associate to join the Debt Structuring & Portfolio Management team, focusing on infrastructure and private debt. Support deal teams in structuring new investments, manage existing portfolios, and prepare investor reports. Requires a degree in a relevant field and at least three years of experience in infrastructure debt/project finance or structured finance.

The Chair of Public Economics seeks a Graduate Research and Teaching Assistant for a fixed-term, 75% position. Responsibilities include conducting research on labor, population, and health economics, presenting findings at conferences, and teaching English-language courses.

The Director Digital Cement Operations will lead Heidelberg Materials' digital cement strategy, translating operational priorities into scalable solutions and ensuring measurable value creation. The role bridges Digital and the Competence Center Cement, driving the global rollout of digital solutions and overseeing product portfolio decisions.

Drive the strategic professionalization and harmonization of the field sales organization across all subsidiaries. Define, formalize, and communicate global standards and frameworks for field sales tasks. Conceptualize and drive strategic productivity improvement initiatives to enhance field sales efficiency. Collaborate with HR to define role profiles, training requirements, and career paths in field sales. Lead and/or contribute to global sales projects and initiatives.

Account Manager to expand Combient Foundry's footprint in the DACH region. Develop and manage member portfolio, orchestrating venture-client cycles from needs identification to scale. Align stakeholders, connect corporates with startups, and ensure measurable business impact. Requires 3+ years of project/program management experience, strong communication skills, and native-level German fluency.

Develop and program PLC control systems for wafer processing tools. Integrate sensors, actuators, and fieldbus systems. Implement SECS/GEM or OPC UA interfaces for MES/ERP connectivity.

The Administrative Specialist & Executive Support provides high-level administrative, operational, and HR support to the Tübingen management team. This role coordinates calendars, meetings, travel, and office operations, serving as a key liaison between Germany and the US. The successful candidate will manage data, support internal communication, and assist with HR processes.