java English-speaking jobs in Mainz

Engineer (m/f/d) Weapon Systems analyzes and defines system requirements, develops system architectures, and creates test plans and procedures. Experience in Electronic Warfare System Integration and Requirements Management is required.

Experienced SAP GTS Consultant needed for a 6-month contract in Frankfurt. Will design and deliver complex foreign trade and customs processes in an S/4HANA greenfield implementation. Proven experience in Compliance Management, Customs Management, and Risk Management required.

AI Engineer will design, implement, and manage document embedding storage solutions. Develop and optimize processes for information extraction from documents to create databases for chatbot applications. Contribute to the development and deployment of RAG-systems and explore multi-agent frameworks.

Accounts Payable Clerk will check, code, and post invoices, create and record payment runs, reconcile ledgers, and participate in financial statement preparation. Requires a completed commercial apprenticeship, at least 3 years of experience, and knowledge of MS Office.

Senior Portfolio Owner Regulatory Affairs provides end-to-end ownership of regulatory and product activities, ensuring compliance, product availability, and patient safety. The role develops and drives global regulatory strategy, leads a product team, and coordinates cross-functional activities. Requires a Master's degree in a relevant field and 10+ years of experience in Regulatory Affairs with proven leadership experience managing large, cross-functional teams.

Sales Development Representative will generate leads, analyze and qualify them, and actively outreach to customers. Responsibilities include presenting company products, identifying customer needs, and establishing customer relationships. Requires minimum 2 years of B2B sales development or account management experience, willingness to travel, and proficiency in CRM systems and MS Office. German native speaker or C2 level required, English B2 or better.

Senior Flight Control Development Engineer (m/f/d) for Airbus Defence and Space in Taufkirchen. Responsibilities include development of control laws, dynamic systems analysis, integration of control laws, and specification and definition of flight control systems. Requires a completed degree in System Engineering, Aerospace, or a comparable field and extensive experience in developing flight control laws and systems.

As a (Junior) Portfolio Analyst, you will be the internal expert on commodity markets and provide ad-hoc analyses and data-driven queries for stakeholders. You will also gather and challenge stakeholder requirements, build data structures, and establish an internal knowledge network.

Lead customer programs from NPI through serial production and aftersales, ensuring delivery against time, cost, quality, and customer satisfaction targets. Manage multifunctional teams and customer relationships, driving program excellence and continuous improvement.

Experienced Process Modelling Expert needed for a 6-month+ SAP S/4 HANA transformation project. Focus on business process modelling across various areas including Idea to Market, Source to Pay, and more. Requires Signavio and BPMN 2.0 expertise.

Drive and steer sourcing optimization projects across E.ON's product and service categories. Develop and implement initiatives to enhance supply chain processes. Collaborate with negotiation experts and category teams to refine sourcing approaches and strategies.

Lead and develop X FAB's photonics activities, focusing on silicon photonics, heterogeneous integration, and optical device development. Manage multidisciplinary teams, define technology roadmaps, and drive strategic collaborations with partners.

Operate and improve the cyber security posture of ControlExpert's on-prem and cloud environments. Responsibilities include incident response, vulnerability management, endpoint security, and operational security engineering.

Leads aseptic excellence across Europe and Asia Pacific, driving innovation and continuous improvement in sterile manufacturing. Provides strategic microbiology and aseptic leadership to a regional team of 10 specialists.

Develop and maintain software components in the domain of sensors and embedded AI using Rust, Go, Python, and JavaScript. Participate in the design and definition of software architectures and technical interfaces.

Senior Enterprise Account Executive will drive new business sales revenue through account planning, territory planning, and field-based sales activities. Requires 10+ years of software or solutions sales experience, experience establishing trusted relationships with clients, and the ability to understand the "bigger picture" of IT. Must have experience producing new business, negotiating deals, and maintaining C-Level relationships. Fluency in German and English is required.

Leads the lighting design team, develops innovative lighting concepts, and prepares customized lighting calculations and visualizations. Manages project support, technical documentation, and product development. Conducts internal trainings and represents the company at conferences.

Experienced IT leader needed to provide strategic and operational direction for central IT domains including AI, infrastructure, security, and data analytics. Drive IT strategy alignment with business objectives and ensure reliable, secure, and scalable technology services.

As a Working Student in Communication & Content Creation, you will support the XReality editorial team with internal communication and content creation for platforms like the intranet. You will create engaging content, assist with image, video, and film material, and contribute to the development of creative communication formats.

Development Engineer with several years of experience in development or a related field. Interest in textile materials and automation technology. CAD construction knowledge required.