QA

Assistant Commercial Manager

Quantum Automation Pte Ltd

D27 Sembawang, YishunFull TimeS$6,000 – S$7,000/mo

Posted 28 Jul 2026

About this role

We offer attractive benefits such as 5 days week, Flexible Work Arrangement, AWS, Variable Bonus etc. to successful candidate. Key Responsibilities • Develop project budgets, cost plans and commercial strategies upon project award. • Monitor project costs, profitability and financial performance throughout the project lifecycle. • Prepare cost forecasts, cash flow projections and commercial reports. • Identify commercial risks and recommend mitigation measures. • Analyse project performance and recommend cost optimisation opportunities. • Review client contracts, subcontract agreements and tender documents. • Interpret contractual obligations and advise project teams on commercial matters. • Administer contractual notices, correspondence and commercial documentation. • Ensure compliance with contract conditions and company commercial procedures. • Support resolution of contractual and commercial issues. • Review and oversee the preparation of monthly progress claims. • Review subcontractor payment claims and commercial assessments. • Monitor payment certifications, project receivables and cash flow. • Liaise with clients, consultants and internal stakeholders to facilitate timely payment. • Support commercial recovery and resolution of outstanding payment issues. • Lead the identification, evaluation and pricing of variation works. • Review and negotiate variation claims with clients and consultants. • Monitor variation approval status and recovery of project entitlements. • Coordinate Extension of Time (EOT) submissions where applicable. • Ensure contractual entitlements are properly documented and recovered. • Review and negotiate final accounts with clients and subcontractors. • Ensure timely closure of all commercial matters upon project completion. • Resolve outstanding contractual and financial issues before project close-out. • Prepare monthly commercial reports for management review. • Monitor project financial performance against approved budgets. • Maintain commercial risk registers and recommend mitigation actions. • Support management with commercial analysis and strategic recommendations. • Lead, mentor and supervise Assistant QS / QS personnel. • Review commercial submissions and contractual documentation prior to submission. • Provide technical guidance on quantity surveying, contract administration and commercial management. • Support the implementation and continuous improvement of Commercial Department procedures and ISO workflows. • Assist the Head of Commercial in developing commercial policies, processes and best practices. • Work closely with Project Managers, Engineers, Finance, Clients, Consultants and Subcontractors. • Attend project and commercial meetings to provide commercial advice and recommendations. • Foster strong working relationships with internal and external stakeholders to support successful project delivery. Job Requirements • Diploma or Bachelor's Degree in Quantity Surveying, Building Services Engineering, Mechanical Engineering, Electrical Engineering, Construction Management, Business or related disciplines. • Minimum8–10 years of relevant experience in Quantity Surveying, Commercial Management or Contract Administration within the construction, ELV, BMS, M&E or system integration industry. • Experience managing projects from project award through final account settlement. • Experience leading commercial functions and supervising Quantity Surveying personnel. • Experience in commercial, healthcare, industrial, data centre or infrastructure projects will be an advantage. • Strong knowledge of Quantity Surveying, cost control and commercial management principles. • Strong understanding of contract administration, progress claims, variation claims and final accounts. • Familiarity with standard forms of contracts (e.g., PSSCOC, SIA, FIDIC and NEC). • Strong knowledge of PSSCOC standard forms of contract. • Proficient in Microsoft Office, especially Excel. • Experience with ERP systems, QS software or commercial management systems will be an advantage. • Strong commercial awareness and business acumen. • Excellent leadership, negotiation and stakeholder management skills. • Strong analytical and problem-solving abilities. • Excellent communication and interpersonal skills. What we offer: Flexible Work Arrangement 5 days week Medical benefits Annual Wages Supplement Performance Bonus Insurance Company transport provided at Admiralty and Sengkang MRT

What they're looking for

Project AccountingCost Analysis for Projectsproject budgetCash Flow Projections

About Quantum Automation Pte Ltd

Industry: Construction

Frequently asked questions

What does a Assistant Commercial Manager at Quantum Automation Pte Ltd do?

We offer attractive benefits such as 5 days week, Flexible Work Arrangement, AWS, Variable Bonus etc. to successful candidate. Key Responsibilities • Develop project budgets, cost plans and commercial strategies upon project award. • Monitor project costs, profitability and financial performance thr…

What skills does this Assistant Commercial Manager role need?

Key skills for this role include Project Accounting, Cost Analysis for Projects, project budget, Cash Flow Projections.

How much does a Assistant Commercial Manager at Quantum Automation Pte Ltd pay?

This role lists a salary of S$6,000 – S$7,000 per month.

Is this Assistant Commercial Manager role remote, hybrid, or on-site?

The listing is based in D27 Sembawang, Yishun. Check the posting for remote or hybrid options.

How do I apply for this Assistant Commercial Manager role?

You can apply directly on Quantum Automation Pte Ltd's careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.