Treasury Operations Specialist

We are Nomios Nomios is the second‑largest provider of cybersecurity services in Europe. Our customers are typically large companies and governmental organizations. We are present in 7 European countries (FR, NL, UK, IT, DE, PL, and BE) with 2025 revenues of approximately €600M. We are a key European player in the fast‑growing cybersecurity space, delivering strong organic growth year‑on‑year. Backed by Keensight Capital, we are pursuing an ambitious growth plan, strengthening our core business and integrating acquisitions to broaden our scope of services.

The Treasury Operations Specialist will play a key role in supporting the Head of Treasury in shaping and strengthening the Treasury function of the Nomios Group. The role combines hands‑on treasury operations with project support, particularly around the ongoing enhancement and functional expansion of the Treasury Management System (TMS), bank account optimisation, and treasury process standardisation across the Group. This position offers strong exposure to senior decision‑making and provides an excellent development opportunity for a treasury professional seeking to grow within a modern, centralised treasury environment.

You’ll be reporting to the Group Head of Treasury and working closely with local finance teams and banking partners. The position is in Leiden (NL) and requires 3 days a week office presence.

• Execute and control daily cash positioning and liquidity monitoring across Group entities.

• Perform daily and monthly cash reconciliations between bank statements, TMS, and ERP systems.

• Manage treasury back‑office settlements, confirmations, and payment‑related controls.

• Monitor and support the management of receivables, including follow‑up on outstanding items in coordination with Finance teams.

• Prepare short‑term cash flow forecasting, including actuals vs forecast analysis.

• Manage bank account administration activities.

• Actively support the enhancement and optimisation of the Treasury Management System (Kyriba).

• Support data integrity, master data maintenance, and user access controls.

• Contribute to the design and documentation of treasury processes, controls, and procedures.

• Participate in treasury‑related projects, automation initiatives, and continuous improvement activities.

• Ensure treasury operations comply with internal policies, segregation of duties, and control frameworks.

• Support audit requests and internal control reviews related to treasury activities.

• Assist in implementing and maintaining accurate and up‑to‑date treasury documentation.

• Bachelor’s degree in Finance, Accounting, Economics or related field (Master’s degree is a plus).

• Minimum 5 years of experience in Treasury, Cash Management or Finance Operations roles with exposure to Accounts Receivables & Accounts Payable processes.

• Strong knowledge of treasury management systems (e.g., Kyriba TMS).

• Detail oriented and results driven.

• Self‑starter with strong analytical and problem‑solving skills.

• Ability to balance strategic thinking with operational execution.

At Nomios, you’ll work in a dynamic, fast‑paced environment alongside high‑calibre sales, technical, and operational experts. We offer a competitive salary, industry‑leading benefits, and the opportunity to make a real impact in a high‑growth international company by helping shape a modern Group Treasury function.