visa sponsor jobs English-speaking jobs in Mainz

Develop, optimize, and industrialize manufacturing processes for high-performance composite components. Transfer prototypes into stable pre-series and series production. Collaborate with R&D, quality, and production teams.

As a Quant & Engineering Intern, you will develop quantitative analyses, models, and prototypes to solve real trading problems for clients in the LNG and crude oil markets. You will use AI tools, Python, and our optimization software to build solutions and interact directly with traders.

Leads illicit trade prevention strategies in Germany, Austria, and Switzerland, safeguarding the company from legal and reputational risks. Manages investigations, builds intelligence packages, and engages with law enforcement and government authorities. Requires fluency in English and German and prior experience in combating illicit activities.

Support budget planning, management, and auditing. Create and optimize reports, work on procurement processes, and control data quality.

This role drives consumer-centric product development by applying statistical analysis to sensory and consumer data. Responsibilities include analyzing CAT and QDA projects, providing technical advice on sensory target setting, and establishing sensory methodologies. The ideal candidate has experience in sensory science, data analysis, and consumer testing.

Support CEO with finance, operations, travel, PR, and sales activities. Manage day-to-day company operations, including HR, finance, admin, and internal processes. Assist with strategic topics like investor relations, board preparation, and hiring decisions.

The CMO Manager manages and oversees contract manufacturing activities with external CMOs, ensuring compliance with quality standards and regulatory requirements.

Founders Associate Intern to support the development and validation of go-to-market strategies and build an AI-first sales organization. Tasks include identifying sales channels, automating workflows, and supporting client onboarding.

Regional Head of Accounting will manage and oversee accounting operations, ensuring financial record accuracy, regulatory compliance, and robust internal controls. This role involves supervising bookkeeping, coordinating closings, managing reconciliations, and preparing financial statements.

Build and lead the finance function of a cross-border aerospace, space, and defense group. Establish financial reporting, cash discipline, profitability visibility, and financing readiness. Manage monthly close, group reporting, treasury, budgeting, and forecasting. Drive pricing discipline, commercial finance, and margin expansion. Lead acquisitions, including due diligence, valuation, and post-merger integration.

The University of Cologne seeks a Professor of Economics (W3) to contribute to research and teaching within the ECONtribute Cluster of Excellence. The position is based in the Faculty of Management, Economics and Social Sciences and requires a strong research record and commitment to excellence.

Part-time Kitchen Assistant needed to handle ingredient distribution, assist with dishwashing, manage garbage disposal, and maintain kitchen and front-of-house cleanliness. Must have strong communication skills, physical stamina, and a collaborative spirit.

Account Manager for a German software company specializing in logistics solutions. Develop and implement sales strategies for national accounts in the Transportation & Logistics industry. Build and manage relationships with clients, identify upsell and cross-sell opportunities, and drive account expansion.

Business Development Manager to scale the Equinix practice across EMEA. Support subsidiaries, drive awareness, and accelerate joint opportunities with Equinix.

The Wholesale Credit Manager manages and safeguards the global wholesale financing portfolio for WIRTGEN GROUP dealers. This role ensures dealer financing adheres to credit standards, supports dealer operations, and mitigates credit risk.

Technical Lead for a Quality Control System Project, developing and integrating analytical instruments into a custom automated fluidic system.

Investment Banking Associate (Level 1 or 2) supports M&A, financing transactions, and financial modeling. Prepares presentations, analyzes financial statements, and mentors analysts. Requires a Bachelor's Degree and 3+ years of Investment Banking experience or equivalent.

Provides technical advice and service assistance to customers and Authorized Service Facilities for Textron Aviation products. Maintains customer goodwill by addressing all issues concerning their aircraft. Documents field issues and fleet concerns for product improvement consideration. Researches and responds to customer inquiries regarding technical assistance, warranty, and service programs. Develops relationships with customers and participates in trade shows and technical events.

Partner Success Manager responsible for onboarding, training, and supporting partners in Germany. Builds and maintains relationships, monitors deal flow, and analyzes market trends. Requires experience in Partner Success, Customer Success, or software sales, fluency in German, and knowledge of ERP systems.

Live Shopping Host for The Wessex Mint on WhatNot, engaging a global audience of silver, gold, and collectible buyers. Host daily live shows, educate customers, and drive sales. Fluent English and German required.