(CTS) Presales Engineer / Manager (Applications)

Certis; Singapore; On-site; SGD 150,000 - 180,000; Full time

Job summary

Certis is seeking a CTS Presales Engineer/Manager (Applications) in Singapore. The role centers on presales, tenders and bids, blending broad technology knowledge with business insight. The candidate should engage senior technology decision-makers, understand IT/OT convergence, and design IT/OT solutions including CCTV, access control and video analytics.

Strong proposal and PoC capabilities are essential. The position requires deep architectural experience, proposal development, and delivery of

Qualifications

• Degree in Computer Science or Engineering or equivalent experience.
• At least 10 years of relevant work experience including enterprise architecture consulting.
• 5+ years in end-to-end IT/OT projects, design, planning, installation and commissioning.

Responsibilities

• Develop project technology strategy by understanding client objectives and requirements.
• Prepare and deliver business value solutions including proposal writing and PoC.
• Oversee technology selection and resource estimation for proposed solutions.
• Articulate cost/benefit/risk for multiple solutions.
• Highlight impact of solutions on client business goals.
• Manage customer relationships and communicate standards.

Skills

Stakeholder interviews

Senior-level discussions

IT/OT convergence

Architectural thinking

Communication skills

Education

Degree in Computer Science or Engineering

Tools

.NET Development Platform

C#

Python

SQL Databases

XML

Web Services

Job description

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(CTS) Presales Engineer / Manager (Applications)

Date: 12 Aug 2026

Location: Singapore

We are a leading security services organisation. We put technology to work in making the world a safer place. Our mission is that as trusted partners, we protect lives and assets, and deliver integrated critical services. By empowering our people, our goal is to enable our communities to stay safe and thrive.

We offer a broad range of opportunities and career pathways for our people to grow and explore their potential. We believe that people, equipped with innovative thinking and technological capabilities will make our world safer, smarter and better.

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 solution, 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

Position Summary

The role is primarily in presales, tenders and bids stage and requires both broad and deep technology knowledge and the ability to conceptualize business solution to customer. Candidate should have demonstrated ability to engage in senior level technology decision maker discussions related to agility, business value. He/she should have broad solution knowledge in IT and OT Convergence technology. Prior experience to design IT Solution (Cloud, System, Network and Application design) will be essential. Understanding of CCTV solution, Access Control and Video Analytics will be advantageous. Candidate should have prior experiences in Post Sales, Delivery Team and highly familiar in the project methodologies ie Design, Technologies in order to review the tenders/bids.

Responsibilities

• Develop project technology strategy by understanding key client objectives; diagnosing and mapping client requirements; articulating solution risks and barriers; recommending project approaches; preparing time and cost estimates; planning full project life cycle
• Prepare and deliver the business value solutions for customers, including proposal writing, presentation, conduct, proof-of-concept to showcase its technical feasibility when necessary
• Propose the technical solution and oversee the selection of technologies and estimate resources required to develop the proposed solution to meet customer’s requirements.
• Articulate alternatives in terms of cost, benefit and risk where multiple solution exist.
• Highlight the positive impact of the solutions and it how it can achieve customer’s business goals
• Manage customer relationship by communicating architecture standards and frameworks; answering questions; resolving concerns and issues
• Actively participate in the business development lifecycle. Identify opportunities, generate proposals, and support other sales efforts
• Increase organization effectiveness by identifying opportunities to leverage solutions to other engagements
• Improve information usefulness by tracking emerging technologies; evaluating their applicability to business goals and operational requirements

Skills & Experience

• Degree in Computer Science or Engineering or equivalent work experience
• Preferably at least 10 years relevant working experience including expertise in enterprise architecture consulting skills such as interviewing stakeholders, conducting architecture reviews, and consensus building
• 5+ years total experience with a combination of technical expertise in Project design, planning, installation & commissioning for end to end IT/OT projects
• Strong analysis experience focusing on IT Software & infrastructure with integration to CCTV, NVR, ACS, IDS, Gate Barrier system
• Experience leading large group meetings/information gathering sessions with senior-level executives and excellent written and oral communication skills
• Professional experience with n-tier application architectures development
• Strong analytical and conceptual skills, with ability to function at both the detail and conceptual levels
• Additional technical qualifications include hands-on experience in several of the following products or technologies:.NET Development Platform (Visual Studio, .Net Core Framework), C#, Python, SQL Databases, Transact-SQL, XML, Soap, Web Services, agile development methodologies
• In-depth knowledge on network and systems security issues and ability to provide solutions to address cybersecurity requirement
• IT certification in MCSE, CCIE, CISSP, Scrum Master or equivalent will be advantageous