Senior Associate, Account Payable

Date: 6 Feb 2026

Location:

Singapore

Business Unit: Group Shared Services

About Certis

Certis is a leading outsourced services partner that designs, builds and operates multi-disciplinary smart security and integrated services. Our multi-service offerings leverage our strong heritage in security, and are augmented by applied AI solutions. These solutions are part of our comprehensive technology development and systems integration capabilities that are fully cyber secure by design.

We forge deep partnerships with our customers in the private and public sector. Our customers trust in our unique principle of Operational-Design First, and share our belief that technology and operations must work hand-in-hand, not in silos.

With your business needs firmly in mind, we first seek to understand your operations thoroughly, so that we co-create the perfect experience that drives optimal outcomes for you. Underpinned by robust process design, we will operationalise the full turn-key solution that guarantees results.
At Certis, we seamlessly orchestrate security, facilities management and customer experience for greater cost efficiencies that empower your future. We are committed to building a safer, smarter, better and more sustainable business for you.

Certis is headquartered in Singapore, with an international presence that extends to Australia and Qatar.

Life at Certis

If you are a passionate individual looking for opportunities to expand your skills, and purposeful work instead of just a ‘job’, we would love to hear from you. At Certis, no two days look alike. Our work calendars are filled with chances to collaborate with others, and bring new initiatives to life. Whether you’re looking to improve a process, or have an innovative idea awaiting a technology solve, we want you to bring your ideas to the table. We are a close-knit team that looks out for each other, works hard to get the job done, and encourages each other to grow – the perfect place for you to grow your career!

Duties & Responsibilities

What You'll Do:

Oversee AP & PO Operations – Supervise daily AP and PO processes including invoices, payments, staff claims, refunds and vendor reconciliations.
Month-End & Year-End Closing – Manage AP sub-ledger closing, accruals, and reconciliations; coordinate with Group Finance on closing requirements.
Compliance & Reporting – Ensure AP processes meet statutory requirements; monitor KPIs (e.g., DPO, on-time payments, GR/IR aging) and prepare management reports.
Audit & Stakeholder Management – Liaise with auditors, internal teams, and external vendors to resolve disputes and ensure timely responses to audit queries.
Process Improvement & Projects – Streamline processes, drive automation, and participate in finance transformation or system enhancement initiatives.

Skills & Experience

What You’ll Bring:

Education – Degree in Accountancy, ACCA, or equivalent professional qualification.
Experience – Minimum 5 years in Accounts Payable.
Technical Knowledge – Strong understanding of GST, Withholding Tax, and AP best practices.
Systems Proficiency – Strong planning and organisational skills, with experience using SAP an advantage.
Skills & Attributes – Analytical, problem-solving, and communication skills; detail-oriented and able to prioritise effectively.