Empowered by our motto, "Making Data Matter", Keyrus stands at the forefront of global consultancy in Data & Analytics, AI & Machine Learning, and Digital Transformation. With a presence in 27 countries across 4 continents, we're on a mission to elevate the impact of data.

We are data experts, guiding our clients through their data journey regardless of their level of maturity in analytics. As an end-to-end partner, we address varied challenges that our clients face, from Advanced Analytics, Cloud, Data Governance, Visualisation to Enterprise Performance Management, from advisory to delivery.

With more than 3200 employees in all corners of the world, Keyrus is dedicated to helping businesses taking advantage of the Data and Digital paradigm to enhance their performance, facilitating, and accelerating their transformation, and generating new drivers of growth, competitiveness, and sustainability.

Job Summary 

Keyrus is seeking a Taxonomy Analyst with expertise in information architecture, data classification, and defense taxonomy development. This role will support the structuring and management of C3 taxonomies, aligning data models with operational requirements and ensuring classification consistency. The ideal candidate will have experience working in coalition-based defense environments, engaging with stakeholders, and driving taxonomy governance initiatives.

Note: All applications/CV’s must be submitted in English.

Key Responsibilities

• Design, develop, and maintain C3 taxonomies to support structured data classification.
• Review and redesign the Capabilities Taxonomy, ensuring alignment with operational needs.
• Identify gaps and propose enhancements to coalition-based capability taxonomies.
• Support Core Services Baseline review and work with key stakeholders on improvements.
• Develop and maintain business roles, services, data, and user applications taxonomies using Archimate.
• Engage with technical teams to resolve data integration challenges related to taxonomy structures.
• Coordinate stakeholder meetings, set agendas, and contribute to working papers and presentations.
• Ensure taxonomy alignment with Federated Mission Network (FMN) activities and evolving defense standards.
• Conduct surveys and workshops to gather taxonomy requirements from stakeholders.
• Assist in the delivery of Baseline 17 of the C3T for approval.

Requirements for the role 

• 7+ years of experience in business analysis, taxonomy development, or data architecture within an IT or defense-related environment.
• Expertise in taxonomy development and management, including hierarchical classification, controlled vocabularies, and metadata schemas.
• Proven ability to elicit and document taxonomy requirements and ensure operational alignment.
• Experience working with Content Management Systems (CMS), particularly defense document repositories such as Tidepedia (Semantic Media Wiki).
• Strong data analysis skills, with the ability to query, analyze, and validate data structures.
• Experience in governance and change management for taxonomy standardization and version control.
• Familiarity with military classification frameworks (e.g., C3T, STANAGs, NIST 800-60).
• Knowledge of metadata standards (e.g., Core Metadata Specification, Dublin Core).
• Background in defense IT, defense contracting, or multinational defense agencies.
• Strong stakeholder engagement experience, collaborating with defense IT personnel, analysts, and decision-makers.
• Fluent in Portuguese
• Fluent in English
• Must be a Portuguese or European citizen or have a work permit for Portugal

Good to have

• Experience with data categorization and standardization for the structured classification of C3 concepts.
• Knowledge of security clearance requirements and ability to work within classified environments.
• Strong problem-solving and critical-thinking skills, with a focus on improving taxonomy frameworks.
• Familiarity with Scaled Agile Framework (SAFe) and enterprise architecture tools such as Archimate.
• Strong communication and documentation skills, with experience developing taxonomy guidelines and best practices.

What we offer at Keyrus Portugal:

• Competitive salary based on your skills & experience and according to the Data market practice
• Meal allowance of €8.32 per day
• Flexible benefits option
• Private Medical Insurance
• 22 days of annual leave (increasing every 3 years up to a maximum of 25 days)
• Training Program through KLX (Keyrus Learning Experience) Platform

Why Keyrus?

Joining Keyrus means joining a market leader in the Data Intelligence field and an (inter)national player in Management Consultancy and Digital Experience.

Keyrus Portugal operates on five guiding pillars that shape our approach to work and collaboration – Diversity; Trust; Flexibility; Ownership & Innovation - we're dedicated to cultivating a team as diverse as the challenges we take on. 

We embrace and celebrate the rich variety of backgrounds, perspectives, and talents that each individual brings. We firmly believe that diversity fuels innovation, ignites creativity, and propels us towards greatness. 

Regardless of race, ethnicity, gender, sexual orientation, disability, age, or any other dimension of diversity, everyone is not only welcome but valued here. 

Join us in shaping a future where everyone can thrive!