java English-speaking jobs in Mainz

Data Operations Specialist ensures the maintenance of customer and supplier platforms, focusing on sustainability. Responsibilities include capturing, processing, and validating geodata in the Osapiens platform, ensuring data quality, and supporting reporting.

Provides support for conferences, events, meetings, and visits at NATO Headquarters Allied Joint Support and Enabling Command (JSEC) in Ulm. Coordinates building manager measures, VTC activities, and conference room bookings. Requires experience in building or facility management, a driving license (class B), and fluency in English and German. Must have a current SÜ2 security clearance or be willing to obtain one.

Design digital customer experiences across CRM platforms, websites, and multi-channel touchpoints. Transform customer insights into compelling creative concepts for personalized campaigns, email journeys, and web experiences. Collaborate with UX/UI designers, CRM experts, developers, and data analysts to deliver high-impact design.

Develop and implement digital media campaigns across social, programmatic, and other relevant platforms to drive brand awareness, engagement, and sales. Manage campaigns, analyze performance data, and present results to stakeholders.

Supports Senior Bankers and Relationship Managers in managing client relationships and uncovering new business opportunities. Assists in preparing financial and industry analyses for client presentations and pitches. Conducts credit analyses and leads the internal credit approval process.

Drive revenue and shape sales strategy as a key member of a fast-growing start-up focused on decarbonizing the energy sector. You will develop and execute go-to-market strategies, lead outreach initiatives, and collaborate with management to achieve company growth. Requires 2+ years of sales experience, fluency in German and English, and CRM proficiency.

Senior Account Manager to build and develop client relationships, monitor portfolios, and communicate investment strategies to insurance clients in Germany and Austria.

Lead finance for a fast-growing global healthcare company. Shape growth and international expansion strategies alongside the CEO. Manage FP&A, accounting, reporting, cash management, and compliance.

Principal Business Consultant for Openlink implementations, providing functional expertise and leadership in client projects. Requires 5-10 years of ETRM industry experience, specifically Endur Middle Office implementation experience.

Support Sales and Operations (S&OP) and Logistics team with supply chain reporting, data analysis, and process improvement. Collaborate with sales, category teams, and stakeholders on projects.

ATOSS is seeking a Head of Partner Management to lead and scale a global partner ecosystem. This role involves defining and executing a global partner strategy, building relationships with strategic partners, and driving sales growth. The ideal candidate has experience managing international teams, developing partnerships, and a strong understanding of the SaaS and HR technology space.

Assist with candidate pre-screening, database management, and administrative tasks for the Talent Attraction department. Support sourcing solutions and recruitment events.

Technical Application Engineer for EMEA, providing technical support to channel partners and sales colleagues on Power Conversion Solutions. Leads technical presentations, supports tenders, and collaborates with Business Development on product and application needs. Requires experience in technical engineering and sales, preferably in the converter or BESS markets. Bachelor's degree in electrical engineering or equivalent experience is necessary.

Manage and grow international affiliate partnerships, negotiate commission models, and optimize affiliate campaigns. Analyze KPIs, collaborate with cross-functional teams, and conduct market analyses to identify growth opportunities.

German-speaking Solutions Architect needed to design scalable software solutions for enterprise customers. Collaborate with stakeholders, translate requirements into architectures, and present technical designs. 5+ years of experience as a Solutions Architect or Senior Software Engineer with architectural responsibilities required.

The DeltaV Engineer is responsible for the technical availability, optimization, and expansion of automation systems (DeltaV/Simatic/SIS) for facilities. The role involves creating automation concepts, developing code and documentation, and providing support for troubleshooting and process optimization.

Senior Strategic Initiative Lead drives and steers short-, mid-, and long-term strategic initiatives for the Gas Services Distributed organization. Leads virtual project teams, collaborates with cross-functional teams, and manages executive-level updates. Requires a Master's degree and experience leading strategic projects with cross-functional, international, and virtual teams.

Interpath is seeking a Manager to join its Transaction Services team in Frankfurt or Munich. The successful candidate will lead and oversee buy-side and sell-side financial due diligence engagements, act as the primary point of contact for clients, and manage engagement economics, timelines, and risk.

Design and implement LLM-based agent systems for structuring and processing materials science data. Develop data and agent architectures, create semantic representations, and connect LLMs to databases, simulation data, and formal models.

The Commercial Management Traineeship (CMT) is an 18-month program starting in August 2026 for recent graduates. Trainees will gain experience in On-trade or Off-trade sales, developing management skills and learning about AB InBev's business strategy.