Senior Administrative and Budget Assistant (GS-5)

About Us

The Organisation for the Prohibition of Chemical Weapons is the implementing body for the Chemical Weapons Convention, which entered into force on 29 April 1997. The OPCW, with its 193 Member States, oversees the global endeavor to permanently and verifiably eliminate chemical weapons.

The ultimate aim of the OPCW is to achieve our vision of a world free of chemical weapons in which chemistry is used for peace, progress, and prosperity, and to contribute to international security and stability, general and complete disarmament, and global economic development. Under the OPCW's oversight 96% of the chemical weapons stockpiles declared by possessor States have been verifably destroyed.

The OPCW was awarded the Nobel Peace Prize in 2013 for its extensive efforts to eliminate chemical weapons.

Our mission for a world free of chemical weapons makes people's lives better. Apply to be a part of our team to make the world a better place for all. 

General Information

  • Contract Type
    Fixed-term General Service
  • Grade
  • Net Salary
    EUR 42.375
  • Closing Date


Job Summary

The Budget & Finance Branch is responsible to maintain and apply best practice in financial management, reporting and internal control in accordance with the relevant policies, procedures and standards of the Organization. In doing so, the Branch is responsible for the development and management of the OPCW Programme and Budget, coordinating effective resource allocation efforts across the Organisation, taking a unified budget and Results-based approach. 

We are currently looking for a Senior Administrative and Budget Assistant to strengthen the team in our Budget and Finance Branch. If you have demonstrated financial, technical and professional capabilities, thrive in international environments and show pride in your work and achievements, we would be happy to receive your application.


Main Responsibilities

The Senior Administrative and Budget Assistant provides support, advice and other services that facilitate cost-effective decision-making, transparent accountability and stewardship of financial resources within the OPCW. In particular, the Senior Administrative and Budget Assistant contributes to the development of annual funding proposals to Member States, reporting of financial performance, monitoring of emerging financial priorities and administration of a financial regulatory framework.

To view the complete job outline, click here.

Qualifications and Experience



High School Diploma or equivalent diploma of higher secondary education.



Training and/or courses in budgeting and financial management is highly desirable.

Knowledge and Experience


  • At least 4 years of progressively responsible and related experience in the field of financial accounting and reporting in a complex organisation.


  • Demonstrated experience in budget management, development, implementation and monitoring would be an asset;
  • UN or previous work experience in an international organisation would be an asset.

Skills and Competencies

To succeed in this role you will need the following skills and competencies:

  • Ability to analyse budget-related issues, initiate and propose solutions;
  • Experience with ERP financial systems;
  • Good inter-personal and communication skills with ability to present information clearly and logically both in writing and verbally;
  • Ability to work in a team and to establish and maintain effective working relationships with people of different national and cultural backgrounds;
  • Ability to plan and organise;
  • Problem-solving skills;
  • Tact, accuracy and attention to details;
    Computer literacy;
  • Knowledge and experience of sophisticated financial information systems is an asset.


Fluency in English is essential and a good working knowledge of one of the other official languages (Arabic, Chinese, French, Russian, and Spanish) is desirable.

Additional Information

Staff members in the General Services category are normally recruited and paid on a local basis.

This appointment is for the duration of two years, with a six-month probationary period, and is subject to the OPCW Staff Regulations and Interim Staff Rules.

The Director-General retains the discretion to not make any appointment to this vacancy, to make an appointment at a lower grade, or to make an appointment with a modified job description. Several vacancies may be filled.

Only applications submitted before the closing date and through OPCW CandidateSpace will be considered. Only applicants under serious consideration for a post will be contacted.

Applications from qualified female candidates are strongly encouraged.

General Terms and Conditions


Important notice for applicants who are currently insured under the Dutch Social Security system

Although headquartered in the Netherlands, the OPCW is not a regular Dutch employer but a public international organisation with its own special status. Please be advised that if you are currently insured under the Dutch Social Security system, you will be excluded from this system as a staff member of the OPCW. You will consequently be insured under the organisation’s system. The above also applies to your dependents unless they are employed by a regular Dutch employer, they are self-employed in the Netherlands, or are receiving Dutch social security payments.

Please refer to the website of the Ministry of Social Affairs and Employment for more information about the possible consequences for you and your dependents, such as exclusion from ‘AWBZ’ and ‘Zorgverzekeringswet’ coverage: ‘Werken bij een internationale organisatie’.