The phrase "a high level expert" is correct and usable in written English.
It can be used to describe someone who possesses a significant amount of knowledge or skill in a particular field or subject.
Example: "To ensure the success of the project, we need to consult with a high level expert in cybersecurity."
Alternatives: "a top-tier expert" or "a senior expert".
In 'Foresight for Europe', a high level expert group (HLEG) defined foresights as a [3]: … systematic, participatory, future intelligence gathering and medium-to-long-term vision-building process aimed at present-day decisions and mobilising joint actions.
At a "High Level Expert Conference" in Vienna on 27-28 June to commemorate the World Conference, speaker after speaker, UN officials and human rights leaders from civil society, paid homage to the "paradigmatic shift" that it had brought about, mainly by establishing the indivisibility of human rights as an undisputed principle.
The Planning Commission, Government of India instituted a High Level Expert Group (HLEG) to prepare a roadmap for improving universal health coverage, which highlighted the equitable access to health services for all as well as public health services addressing the wider determinants of health (34).
He is a member of the Council on Foreign Relations, Council for Emerging National Security Affairs, and was a "high-level expert" for NATO on public health/emergency response.
A high-level expert group on universal health coverage has endorsed the controversial Bachelor of Rural Medicine and Surgery, a medical degree that takes less time to earn than the traditional one, aimed at closing the gap in medical personnel in rural areas (Times of India).
The vehicle for this regulatory effort seems to be the draft Ethics Guidelines developed by a high-level expert group.
People who volunteer for federally funded research both in this country and abroad are well-protected by federal ethics rules, a high-level expert panel has found.
The European Union is also drawing up a comprehensive strategy on sustainable finance as part of its Capital Markets Union, supported by a high-level expert group.
Every participant is a high-level expert, well-acquainted with the national primary healthcare in their country.
The Bioethics Advisory Committee (BAC) is a high-level expert body that advises the government on ethical, legal and social issues that arise from biomedical research.
Instead, the high level expert group on scientific data suggests to 'develop an international framework for a Collaborative Data Infrastructure (CDI)'[1].
