cyber security English-speaking jobs in Bielefeld

Trainee in Banknote Communications will contribute to communication materials, public information initiatives, and banknote communication activities. Requires a bachelor's degree, strong communication skills, and proficiency in English and at least one other EU language.

Finance Specialist SAP - Financial Accounting will design and maintain SAP FI processes within the new S/4 HANA program. Responsibilities include acting as a subject matter expert, managing the full project life cycle, and collaborating with business partners.

German Customer Service Specialist needed for international projects in Lisbon, Portugal. Provide support to German-speaking customers via phone, email, and chat. Must be native/fluent in German (C1-C2) and have good English skills (B1+).

Develop and maintain long-term relationships with key clients to achieve business objectives. Drive revenue growth and profitability through strategic account development and value-based selling.

Research Associate (m/f/d) in the field of “Integrated photonic resonators for molecular sensing”. The position involves experimental work on the development of photonic resonator cavities for molecular sensing, including exploring multi-signal approaches. Collaboration with specialists in optics, microelectronic design, clean-room processing, and advanced micro/nano metrology is required.

Experienced Chief Commercial Officer needed to define and execute global revenue strategy for a high-growth infrastructure platform. Drive revenue growth, market expansion, and customer engagement. Lead sales, marketing, and customer success teams. Proven track record of commercial leadership and revenue growth in high-growth environments.

Breakfast Chef responsible for setting up and taking down the breakfast buffet, preparing breakfast dishes, and preparing multi-course menus for conference guests and tour groups. Must adhere to HACCP standards and have completed a chef apprenticeship.

Lead and scale Scalable Capital's Accounting function, covering German GAAP (HGB/RechKredV) and IFRS requirements. Design, standardize, and automate accounting processes, own cross-functional projects, and manage the monthly and annual close.

Global Benefits Analyst manages client portfolios, implements and monitors global brokerage mandates, and coordinates renewals of health and risk policies. Requires a Bachelor's degree, minimum two years' experience in insurance, and strong analytical and communication skills.

Freelance Research Physicist to design and develop computationally intensive physics problems for AI systems. Requires a Physics degree, 2+ years of experience, and strong English writing skills.

The Sales Associate delivers exceptional customer service, supports sales targets, and maintains store operations. This role requires product knowledge, visual merchandising, and POS system proficiency.

Quantitative Analyst to develop hedging strategies, price energy products, and support strategic decision-making in renewable energy.

Administrative Intern to support daily office operations, including reception, event coordination, and general administrative tasks.

Develop novel Hamiltonian-simulation algorithms for quantum computers. Translate physical models into Hamiltonian formulations and design algorithms across all layers of the quantum computing stack.

Serves as medical lead for clinical trials and development programs, guiding clinical development strategy and ensuring scientific integrity. Collaborates with clinical research teams and provides medical input for various trial documents.

Senior / Principal HVDC System Design Consultant will develop cutting-edge HVDC transmission solutions. Responsibilities include design and feasibility studies, system and equipment design, system studies and modeling, control and protection strategies, technical negotiations and testing, and reporting. The role requires a university degree in Electrical Engineering (or a related field) and 7+ years of experience in HVDC projects.

Lead Consultant for Market Application drives innovation and supports the transformation of power infrastructure toward sustainable energy solutions. Provides strategic guidance on new technologies and supports customers in entering new markets. Analyzes energy sector trends, develops study scopes, and manages opportunity and offer development.

As a Ground Segment Software IVV Engineer, you will be responsible for the Integration, Verification and Validation of software for Mission and Payload Management, including the integration of AI-engines. You will contribute to the definition of the IVV Plan and Reports, perform Software Design, Development and IVV tasks, and analyze data from validation tests.

Senior Legal Counsel needed for a full-time, indefinite term position at Entrix. Responsibilities include drafting and negotiating commercial agreements, providing guidance on corporate governance and regulatory matters, and building legal processes. Must be a fully qualified lawyer in Germany with 6+ years of experience, ideally in energy or tech. Fluency in English and German is required.

This PhD position within the TRANSFER research project focuses on the retention of radium (226Ra) and strontium (90Sr) in carbonate-bearing claystones. The successful candidate will conduct experiments and simulations to understand the processes involved and their impact on radionuclide migration in geological repositories. Responsibilities include conducting sorption/desorption and recrystallisation experiments, analyzing samples using advanced analytical techniques, and applying geochemical-thermodynamic modelling.