UN jobs in Brussels, Belgium 🇧🇪

Officer, Security Architecture and Cyber Capabilities

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Officer, Security Architecture and Cyber Capabilities role within NATO’s Cyber and Digital Transformation Division focuses on leading capability architecture activities for cyber plans and capabilities. The incumbent supports the Section Head in establishing security-by-design principles for capability and solution architectures, ensuring interoperability and resilience across the Alliance. Key responsibilities include developing cyber capability architectures (including CIS security and cryptography), providing architecture support for cyber defense programmes, and managing project implementation risks. The role requires extensive stakeholder management, collaborating with Allied Command Transformation, the NATO Communications and Information Agency, national cyber engineers, and industry partners. The incumbent must represent the division in committees, maintain knowledge of enterprise architectural approaches, and ensure compliance with NATO Reference Architectures. The ideal candidate possesses a university degree in computer science or cybersecurity, substantial experience in IT architecture and security projects, and the ability to translate complex technical issues for non-technical audiences. Fluency in English or French and a beginner level in the other are mandatory. The position is based in Brussels, Belgium, on a definite duration contract with a maximum service period of six years.

Officer, Current Operations Section

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Officer, Current Operations Section supports NATO's mission to prepare for the defense of Alliance territory and respond to crises. The role involves advising on and driving policy development in political-military and crisis management areas. Key responsibilities include analyzing security developments, drafting policy documents and briefing materials for senior officials, and monitoring policy implementation. The incumbent collaborates with NATO Military Authorities, international organizations, and NGOs to foster consensus and manage stakeholders. The position requires resilience, flexibility, and the ability to deliver results under stringent deadlines. The post holder may deputize for the Head of Section, travel to non-permissive environments, and undergo Hostile Environment Awareness Training. The role demands strong analytical, conceptual, and communication skills, along with proficiency in NATO's official languages.

General Counsel

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The General Counsel serves as the lead legal advisor to the BICES Group Executive (BGX), a NATO entity facilitating intelligence and information sharing among member nations. Reporting directly to the BGX Director, the incumbent provides strategic legal counsel on international law, personnel issues, commercial contracting, and litigation. This newly established role requires developing the inaugural Terms of Reference and ensuring compliance with the BGX Charter and MOU. The General Counsel advises the Board of Directors and governance bodies, coordinates with NATO legal offices, and represents BGX in negotiations and legal proceedings. The position demands independent work on a demanding portfolio, strong analytical skills, and the ability to navigate multi-jurisdictional issues. The ideal candidate possesses extensive expertise in international law, HR-related legal matters, and governance, with proven experience in drafting legal instruments and managing litigation. The role involves policy development, stakeholder management, and supporting BGX’s agile operational approach. The incumbent must uphold integrity and transparency, working closely with diverse stakeholders across NATO and allied nations. The position is based in Brussels, Belgium, and requires proficiency in English and French.

System Engineer (Project Post)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The System Engineer supports the Programs, Engineering and Maintenance Division of the BIGES Group Executive within NATO. The role focuses on the integration, testing, validation, and transition of software and application services into the BIGES enterprise. Key responsibilities include ensuring controlled and interoperable introduction of software components, maintaining technical documentation, supporting system testing, and coordinating with internal teams and external stakeholders like the NCIA. The incumbent works under the EEA Branch Head to align with architectural standards and security requirements. The position requires expertise in agile software development, object-oriented analysis, and specific programming languages. It involves maintaining operational readiness and service coherence for NATO's intelligence and information sharing capabilities. The role is a three-year definite duration project post based in Brussels, Belgium, requiring travel and potential out-of-hours work. It demands high proficiency in English and adherence to strict security and integrity protocols.

Officers, Standards Engineering (3 posts)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The NATO International Staff is launching a joint recruitment process to establish a pool of candidates for three Standards Engineering Officer positions, pending budget approval. Two roles are within the Defence Industry, Innovation and Armaments (D2IA) Division, focusing on developing interoperable defence capabilities and engaging with industry ecosystems. The third role is in the Cyber and Digital Transformation (CDT) Division, guiding cyber defence, digital transformation, and countering hybrid actions. Successful candidates will be allocated to either division based on organizational needs and their specific profiles. The role involves close cooperation with internal NATO divisions, military staff, national delegations, and external partners. The incumbent will work in Brussels, Belgium, under a definite duration contract of three years, renewable for up to three years, with a maximum service period of six years. The position requires high integrity, adaptability, and the ability to work in a diverse, international environment. Candidates must be nationals of NATO member countries and undergo security clearance and medical verification. The role may require travel and work outside normal hours.

Principal Assistant (261178)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Principal Assistant supports the Office of the Secretary General (OSG) by coordinating and supervising three other assistants, acting as a backup, and serving as the Personal Assistant to the Chief of Staff and Director of the OSG. The role involves managing the COS’s daily schedule, monitoring workflow for the Secretary General and Deputy Secretary General, and ensuring efficient office operations. Key responsibilities include drafting and formatting documents, managing information and filing systems, coordinating travel and missions, and handling financial documentation. The incumbent acts as the first point of contact for stakeholders, liaising with senior members of Allied Delegations, Partner Missions, and international organizations. The position requires strong organizational skills, discretion, and the ability to work under pressure, including outside normal hours. It is a senior administrative support role within NATO's International Staff, based in Brussels, Belgium.

WBG Pioneer - Blended Finance Operations Intern

World Bank Group · 🇧🇪 Brussels, Belgium

Close Protection Operations Centre (CPOC) Team Leader, Close Protection Unit (261122)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Close Protection Operations Centre (CPOC) Team Leader leads the operational team responsible for the physical protection of the NATO Secretary General at their Brussels residence and during global deployments. The role involves managing shift-based operations, monitoring alarm systems and technical installations, and utilizing Open-Source Intelligence (OSINT) for real-time threat assessment. The incumbent plans high-level visits, coordinates with the SG’s front office, and ensures the security of the official residence. Key responsibilities include tactical leadership, staff management, training development, and maintaining high physical and mental readiness. The position requires working shifts, including nights and weekends, and involves high-pressure decision-making. The ideal candidate possesses a background in national police or military institutions, with proven experience in tactical leadership, firearms proficiency, and first responder medical training. The role demands discretion, stress management, and the ability to adapt to changing security environments while adhering to strict standard operating procedures.

Procurement Officer (Reserve List)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Procurement Officer (Reserve List) role within NATO's Office of Financial Control involves overseeing and managing procurement and contractual activities for a portfolio of goods and services supporting NATO Headquarters. The incumbent is responsible for developing enterprise-wide procurement strategies, implementing procurement plans from initiation to conclusion, and ensuring compliance with NATO’s financial and procurement regulations. Key responsibilities include project management of category strategies, stakeholder management through negotiations and source selection processes, and people management by mentoring staff. The role requires significant experience in supplier evaluation, strategic sourcing, and analyzing market trends. The position is part of a reserve list, meaning appointments are made based on business needs. The successful candidate will work closely with internal teams, National Delegations, and external suppliers, reporting to the Senior Procurement Officer. The role demands high levels of analytical thinking, customer service orientation, and teamwork, with a focus on integrity and transparency in the defense and security sector.

Buyer (Reserve List)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Office of Financial Control within NATO International Staff is establishing a reserve list for the position of Buyer. The incumbent will execute procurement transactions, manage Procure-to-Pay and upstream sourcing processes, and handle demand intake from internal end-users. Key responsibilities include troubleshooting supplier delays, ensuring financial procedures are followed, tracking invoices, and maintaining financial records. The role requires strong stakeholder management, negotiating commercial terms with suppliers, and providing first-level support for accounts payable escalations. The ideal candidate possesses higher secondary education with four years of procurement experience, or a post-secondary degree with two years of experience. They must have proficiency in ERP systems like Oracle EBS or SAP/R3 and demonstrate advanced English/French and elementary proficiency in the other. The position is based in Brussels, Belgium, and is open exclusively to nationals of NATO member countries.

WBG Pioneer - Labor Economist Intern

World Bank Group · 🇧🇪 Brussels, Belgium

The World Bank Group seeks a Labor Economist Intern for its Social Policy unit in Brussels, Belgium, as part of the WBG Pioneer internship program. This role offers undergraduate and postgraduate students a high-impact learning experience focused on strengthening social protection systems, promoting jobs and economic opportunities, advancing equity, and enhancing resilience in Europe and Central Asia. The intern will support knowledge-sharing between EU Member States and other countries, curate learning materials, and contribute to case studies. Key responsibilities include engaging with European Institutions like the European Commission, organizing seminars and workshops, and conducting analytical tasks such as literature reviews and drafting policy papers. The intern will also assist in lending operations, participate in business trips, and contribute to cross-sectoral analytical activities. The ideal candidate is currently enrolled in or in the final year of a master’s or PhD program, with 0–6 years of relevant professional experience. Strong analytical, research, and problem-solving skills are essential, along with excellent communication abilities. Familiarity with ECCEU priority issues like aging, migration, or skills/jobs is advantageous, as is experience with European institutions. Proficiency in English is required, with French preferred. The role demands strong organizational skills, the ability to manage multiple priorities, and expertise in data management and statistical software like STATA, R, or Python.

Principal Assistant (Legal)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Principal Assistant (Legal) provides comprehensive legal and administrative support to the Office of the Legal Advisor within NATO's International Military Staff. The role involves assisting in the preparation and execution of legal support for NATO 2030 Agenda policies, including human security and counter-terrorism. Key responsibilities include conducting legal research on international law, operational law, and institutional law, as well as drafting legal memoranda. The incumbent offers paralegal support to the LEGAD Office and other IMS divisions, handling claims and coordinating legal actions. Administrative duties encompass day-to-day coordination for the LEGAD, managing office software subscriptions, processing secure documents, and maintaining the legal library. The position requires advanced English proficiency and computer literacy, particularly with MS Office and legal databases. Candidates must be nationals of NATO member states and eligible for NATO Secret security clearance. This is a Project-Linked NIC (PLN) role with a three-year definite duration contract, based in Brussels, Belgium.

Assistant Legal Advisor

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Assistant Legal Advisor provides expert legal advice and technical guidance to the Director General of the International Military Staff (DGIMS) and the Military Committee. The role involves supporting operational law, international law, administrative/institutional law, and host nation law matters. Key responsibilities include conducting legal research on the Law of Armed Conflict, reviewing operational plans and Rules of Engagement, drafting NATO policies and legal briefs, and interpreting international agreements. The incumbent also handles claims, coordinates legal actions before courts, and represents the IMS before the NATO Administrative Tribunal. The position requires in-depth knowledge of international law, security, and defense, along with strong research and drafting skills. Candidates must have a Master's degree in Law, four years of relevant experience, and advanced English proficiency. The role is open only to nationals of NATO member states and requires eligibility for NATO Secret security clearance. It is a full-time, on-site position in Brussels with a three-year renewable contract.

Senior Agent - 261145

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Senior Agent (Grade G6) serves within the NATO Office of Security, specifically the Protective Security and Emergency Services Branch, ensuring the physical safety of the NATO Headquarters in Brussels, its personnel, infrastructure, and information. The role involves managing the Site Security Centre, leading mobile intervention teams, and overseeing access control and vehicle screening. The incumbent works in a shift system, including nights, weekends, and holidays, and may be required to deploy abroad. Key responsibilities include executing emergency counter-measures, supervising security agents, drafting security reports, and ensuring compliance with security regulations. The candidate must possess a strong background in security or police forces, proficiency with firearms and non-lethal weapons, and excellent physical and psychological resilience. The role requires high-level interpersonal skills to manage stakeholders and team dynamics while maintaining strict security protocols.

Officer, Defence Planning (261127)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Officer, Defence Planning serves within the Defence Planning Directorate of NATO's International Staff, acting as a rapporteur to produce comprehensive reports on Allied defence and security plans. The role involves assessing national plans against NATO capability targets, drafting policy documents, and coordinating the bi-annual review of Allied capability delivery. Key responsibilities include stakeholder management by building networks with national defence experts, knowledge management regarding the NATO Defence Planning Process (NDPP), and project management of NDPP Step 5. The incumbent must possess flexibility for frequent travel (approx. 40%) and demonstrate competencies in analytical thinking, change leadership, and teamwork. The position requires a university degree or military staff college attendance, plus six years of experience in land, maritime, aerospace, or joint forces. It is a fixed-term contract role open only to nationals of NATO member countries.

Operator, Technical Security - 261144

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Operator, Technical Security role supports the Joint Intelligence and Security Division (JISD) within NATO's Protective Security & Emergency Service Branch. The incumbent performs technical security tasks, including Technical Surveillance Counter Measures (TSCM), Technical Security Inspections (TSI), and operating In-Place Monitoring Systems (IPMS) to detect and deter adversarial threats. Responsibilities involve implementing technical security measures, maintaining Standard Operating Procedures (SOPs), managing equipment lifecycles, and providing technical advice to internal stakeholders. The role requires physical capability to work under pressure, in confined spaces, and at heights. The ideal candidate possesses a methodical approach, strong interpersonal skills, and the ability to work cooperatively in a team. The position demands flexibility for occasional travel and work outside normal hours. It is a fixed-term contract role open to nationals of NATO member countries, requiring specific language proficiency and security clearance.

Officer, Facilities Management and Workspace - NRU

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Officer, Facilities Management and Workspace supports the NATO Representation to Ukraine (NRU) in Kyiv by managing facility upgrades, workspace operations, and infrastructure projects in a high-risk environment. Responsibilities include planning and monitoring construction projects, overseeing vendor contracts and procurement, managing office space logistics, and ensuring compliance with NATO safety and security policies. The role requires strong project management skills, the ability to interpret technical drawings, and proficiency in NATO's official languages. The incumbent will liaise with NATO HQ, local authorities, and contractors, reporting to the Head of Finance and Support Services. This is a fixed-term contract position in an unaccompanied post due to security risks.

Budget Officer - NRU

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The NATO Representation to Ukraine (NRU) is seeking a Budget Officer to support the Finance and Support Services in the effective and efficient financial and budgetary management of the division. Based primarily in Kyiv, Ukraine (an extreme risk location), the role involves financial planning, execution, monitoring, and review of the NRU’s annual budget and Medium Term Financial Plan. Key responsibilities include assisting with budget tracking, expenditure monitoring, forecasting, financial reporting, and variance analysis. The incumbent must identify financial discrepancies and risks, maintain summaries of spending patterns, verify purchase requests, and coordinate accounting work. The position also requires conducting cost-effectiveness analyses and managing project teams related to budget files. The officer reports to the Head of Finance and Support Services and collaborates closely with local finance, procurement, and financial control teams. The role demands strong communication skills to interact with both financial experts and non-financial stakeholders, as well as proficiency in financial software, spreadsheets, and databases. Candidates must be nationals of NATO member countries and possess specific language competencies in English and French. The position is offered on a definite duration contract of one year, renewable up to two times, and requires adherence to strict security measures due to the location.

First Line Intervention Team (FLIT) Technician Electricity

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The First Line Intervention Team (FLIT) Technician Electricity is a technical role within NATO's Office of Workplace Management and Business Continuity, based in Brussels. The incumbent is responsible for the repair, preventive and reactive maintenance, and inspection of complex electrical installations, including high and low voltage systems, emergency generators, UPS, and Passive Network Infrastructure. The role involves planning and executing maintenance work, supervising external contractors, and supporting high-level events, often requiring participation in a 24/7 on-call rotation. The candidate must possess a secondary technical education in electrical engineering or equivalent certification with BA5 safety clearance, along with at least six years of professional experience in maintaining electrical systems on large-scale sites. Key responsibilities include ensuring compliance with contract specifications, drafting incident reports, and collaborating with the Foreperson Electricity. The position requires a valid driver's license and proficiency in NATO's official languages (English/French). This is a definite duration contract of three years, with the possibility of extension, open exclusively to nationals of NATO member countries.

Deputy Head (Workspace Management and Business Continuity)

North Atlantic Treaty Organization · 🇧🇪 Brussels, Belgium

The Deputy Head of Workspace Management and Business Continuity leads the strategic transformation of NATO Headquarters facilities and ensures operational resilience. The role involves translating strategy into governed delivery by managing a complex portfolio of multi-year engineering and facilities programs. Key responsibilities include establishing governance frameworks, managing project risks and resources, and coordinating with stakeholders to ensure critical projects are delivered on time and within budget. The incumbent acts as the Head of WMBC in their absence and must demonstrate strong leadership, change management, and conceptual thinking skills. The position requires a university degree in architecture or engineering, along with significant professional experience in facilities management and project governance within complex international environments.