Business Support Officer

WE ARE HIRING | Business Support Officer (Medior)

📍 Novi Sad, Serbia | Poseidon CRO

📅 Application deadline: 8 November 2026

Build stability. Take ownership. Make a difference.

Poseidon CRO is an international clinical research and healthcare services group operating across multiple jurisdictions. We believe that sustainable growth depends not only on excellent client delivery, but also on reliable financial administration, effective coordination and disciplined internal processes.

We are looking for an experienced, hands-on **Business Support Officer** who wants to make a meaningful, lasting contribution to our organization. This is an opportunity for a professional who values stability, takes responsibility for outcomes and enjoys making everyday business operations more efficient and reliable.

🔹 YOUR RESPONSIBILITIES

• Financial flows administration & accounting coordination

• Reconcile bank transactions against invoices and supporting documents.

• Track income, expenditure, supplier invoices, receivables and outstanding payments.

• Identify discrepancies, missing documents and unexplained financial movements.

• Coordinate with external accountants and maintain organized records across multiple legal entities.

Invoicing & cost control

• Prepare client invoices based on approved contracts, budgets and deliverables.

• Monitor payment deadlines, follow up on overdue invoices and verify supplier costs.

• Track recurring expenses, subcontractor costs and operating commitments.

• Support monthly financial reporting and identify opportunities to improve cost control.

Business & administrative support

• Coordinate meetings, calendars, correspondence, documentation and signatures.

• Maintain action registers and follow up on decisions and deadlines.

• Organize contracts, certificates, insurance documents and digital records.

• Ensure recurring administrative tasks are completed accurately and on time.

Multi-country compliance & GDPR coordination

• Maintain calendars of corporate obligations, filings, renewals and administrative deadlines.

• Coordinate documentation with local accountants, legal advisers and other professionals.

• Support GDPR documentation, data-processing agreements and privacy compliance follow-up.

• Identify potential gaps and escalate issues to the appropriate responsible person.

AI & process improvement

• Use AI tools, spreadsheets and digital workflows to streamline reconciliation, document processing and reporting.

• Develop practical templates, dashboards and automated reminders.

• Improve existing processes, reduce repetitive work and strengthen data quality.

• Verify AI-generated outputs and respect confidentiality and information-security requirements.

🔹 WHO WE ARE LOOKING FOR

• Approximately **2–4 years of relevant professional experience** in finance administration, accounting support, business operations or a comparable role.

• Practical knowledge of invoicing, financial documentation, bank reconciliation and expense tracking.

• Strong Excel or Google Sheets skills and confidence using digital tools.

• Familiarity with AI assistants and an interest in practical automation.

• Excellent organizational skills, discretion, accuracy and independent working habits.

• Professional Serbian and English proficiency, with English at least B2.

• Experience in international businesses, multi-entity structures or regulated industries is an advantage.

A relevant degree or qualification is welcome; demonstrated practical competence matters equally.

🔹 THE PERSON WHO WILL THRIVE HERE

We value professionals who:

• Take ownership and follow tasks through without repeated reminders.

• Anticipate problems instead of waiting for them to become urgent.

• Communicate transparently, verify information and escalate issues appropriately.

• Improve processes rather than merely maintain them.

• Value professional continuity, mutual trust and long-term contribution.

You do not need to know everything from day one. You do need sound judgment, a reliable working method and the commitment to see responsibilities through to completion.

🔹 WHAT POSEIDON OFFERS

• Direct collaboration with the CEO and international colleagues.

• Meaningful responsibility and visible impact on business operations.

• A lean working environment with direct communication and minimal hierarchy.

• Opportunities to apply AI and digital tools to real business challenges.

• Professional development through practical involvement in international clinical research and healthcare services.

We value stability, initiative and sustained contribution. This is a hands-on position, not a managerial title or a purely secretarial role. We seek someone interested in building dependable processes and growing with the organization over time.

🔹 HOW TO APPLY

Send your CV, a brief introduction, one example of a process you improved or a problem you resolved, and verifiable professional references to:

📧 jobs@poseidoncro.com

Email subject: Business Support Officer 10-26 – Novi Sad

Deadline: 8 November 2026 at 18:00

We look forward to meeting professionals who want to do more than keep tasks moving—people who take responsibility, strengthen everyday operations and make a lasting contribution.

Izvor: https://www.linkedin.com/jobs/view/4480610848/

Nivo: mid level