specialist English-speaking jobs in Mafra

Lead and grow a high-performing residential sales team in Lisbon. Own the commercial strategy for residential sales, drive the full sales cycle, and exceed KPIs.

Application Support role providing technical support for system and application issues on Windows/Linux environments. Requires strong knowledge of batch processing, Autosys, and ITIL. Must have experience with UNIX shell scripting, PowerShell, and Python. Excellent communication and problem-solving skills are essential.

Support Arabic-speaking small and medium-sized businesses with advertising solutions. Provide pre-sales and post-sales support, troubleshoot issues, and guide customers on platform tools.

Lead the Corporate team, managing client new business, renewals, and a team of Account Managers. Requires 8+ years in finance, corporate account management experience, and proficiency in English and Portuguese.

Senior Commercial Due Diligence role supporting the EY-Parthenon Portugal Business Hub. Conduct data-driven analyses on market dynamics, competitive positioning, and growth opportunities for transaction-related projects. Requires 3-5 years of relevant experience.

Contribute to the Portugal Cyber Secure by Design Team through security assessments, consultancy, and network security advisory. Act as a Cyber SME to ensure secure delivery of strategic projects.

Experienced AI Engineer needed to build and enhance mission-critical financial systems. Responsibilities include designing, fine-tuning, and deploying AI/LLM models, prompt engineering, and ensuring AI governance. Requires 2+ years in ML/Generative AI with Python proficiency.

Design and implement scalable data pipelines and data processing solutions using Azure and Microsoft Fabric. Develop and optimize ETL/ELT processes for large-scale datasets. Build and maintain data models and Lakehouse structures in OneLake. Collaborate with Data Architects, BI teams and Data Scientists.

Senior UX/UI Designer owns end-to-end design for B2B SaaS features. This hands-on role requires expertise in UX/UI, human-centered design, and visual excellence. Candidates must collaborate with Product and Engineering.

Finance & Accounting Manager to lead accounting, finance, treasury, and administrative activities for the Portugal subsidiary. Responsibilities include financial closings, reporting, budgeting, and team leadership. Requires finance background and fluency in Portuguese and English.

Support digitalization and business transformation in Corporate Quality. Assist with project management, roadmap planning, and performance tracking. Requires a degree in a relevant engineering or project management field and English proficiency.

The Accounts Payable Accountant processes vendor invoices, manages payment runs, and resolves invoice discrepancies. The role requires experience in Accounts Payable, Procure-to-Pay, or similar finance operations, SAP S/4HANA proficiency, and advanced Excel skills.

Provide customer service support in Dutch and English for a world-leading video game brand. Responsibilities include responding to inquiries, maintaining product knowledge, and handling correspondence. Previous customer service experience is preferred.

The Marketing AI Agent Manager will act as the product manager for AI agents within Marketing, defining and governing the ecosystem to transform workflows into agent-driven engagement models. This role ensures coordinated digital workforce impact across customer engagement and pipeline growth.

The Executive Housekeeper manages all Housekeeping functions and team members onboard, ensuring cleanliness and presentation standards meet brand specifications. This role reports to the Hotel Director, leads and coaches a team, and oversees laundry operations, scheduling, and budgets. The Executive Housekeeper also manages guest concerns, enforces safety standards, and ensures the smooth operation of the Housekeeping division.

Consultant role focusing on designing and implementing Zero Trust and AWS Cloud Security solutions. Requires 5+ years in security consulting, strong knowledge of AWS security services, and cloud security frameworks.

Design Engineer needed for the powertrain division. Responsibilities include component design, development, optimization, and technical coordination from idea to series production. Requires engineering degree and 3D CAD experience.

Senior Project Manager required to manage medium-scale projects, ensuring completion within scope, time, and cost. Must have NATO SECRET clearance, 5+ years in acquisition/capability project management, and experience with technical teams.

Venture Lead to build a funded, research-backed AI-powered longevity platform. Drive product development, go-to-market strategy, and company structure. Collaborate with founders, researchers, and operators.

Contribute to AI development by recording 4 short selfie videos (2 indoor, 2 outdoor) using a smartphone. The one-time project requires following simple instructions and uploading recordings.