Job in a credit rating company

Assalaamualaikum Mufti,
I have been offered the position of a financial research analyst in a credit rating company. It is not associated with any banks but majority of it’s client’s are banks (including Islamic banks). Is it permissible for me to take the job?

Details of the company:
ECRL is a Rating Agency with the aim of providing independent credit opinions and research in Bangladesh Credit Market, aligned with Malaysian Rating Corporation Berhad (MARC), Malaysia. Our main clients includes all Banks, Financial Institutes (FI), Insurance Companies, Companies coming under IPO and all kinds of Debt instruments and a large number of Corporate borrowers of Banks and FIs.