Software System Architect (HSM)(DSC|SN)

JobCubby; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

ST Engineering in Singapore is seeking a senior embedded software architect to lead the architecture, design and development of high‑performance security products on Linux platforms. The role requires hands-on technical leadership and cross‑functional collaboration with hardware and product teams.

You will mentor engineers, drive secure coding practices, and coordinate with vendors to deliver production‑ready firmware and software binaries, ensuring alignment with project goals and timelines.

Qualifications

• Minimum 5 years of experience in embedded software architecture, design, and development.
• Proficient in C/C++, Rust, Python, and bash scripting.
• Strong experience with embedded Linux platforms, including OS customization.
• Solid understanding of hardware platforms and hardware-software integration.
• Solid understanding of network protocols, routing/switching, and network programming.
• Experience with DevOps tools and CI/CD pipelines (e.g., GitLab, Docker).
• Strong analytical and problem-solving skills, with the ability to lead cross-functional teams.
• Excellent communication skills and ability to convey complex technical concepts clearly.

Responsibilities

• Architect scalable, secure, and maintainable embedded software/firmware systems based on product requirements.
• Define system-level architecture, interfaces, and integration strategies across software and hardware platforms.
• Translate functional and non-functional requirements into detailed technical specifications and architectural blueprints.
• Design, develop, integrate and test embedded software modules.
• Customize and configure embedded Linux OS (e.g., Yocto, Petalinux) to support product requirements.
• Build and maintain application-level software components, including GUI tools (e.g., in C#) if applicable.
• Lead and mentor software engineers in design, development, integration, and testing activities.
• Review and approve software architecture, design documents, source code, and test plans.
• Drive technical decision-making and ensure adherence to best practices in secure coding, performance optimization, and maintainability.
• Oversee the development and integration of embedded software components on Linux-based platforms.
• Ensure seamless integration of software modules and conduct system-level testing to validate performance and reliability.
• Prepare production-ready firmware/software binaries and support manufacturing processes.
• Engage with internal and external stakeholders, including outsourced vendors, to gather requirements, align on architectural decisions, and ensure successful delivery.
• Provide technical support for product qualification, certification, and compliance activities.
• Produce high-quality technical documentation including architecture designs, user manuals, and engineering reports.
• Enforce engineering processes and standards across the software development lifecycle.

Skills

Embedded C/C++

Rust

Python

Bash scripting

Linux/embedded Linux

Tools

Yocto

Petalinux

GitLab

Docker

Job description

ST Engineering is a global technology, defence and engineering group with offices across Asia, Europe, the Middle East and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.

Join our Cyber Team

We are an industry leader in cybersecurity with over two decades of experience, we deliver a holistic suite of trusted cybersecurity solutions to empower cyber resilience for government and ministries, critical infrastructure, and commercial enterprises. Backed by our indigenous capabilities and deep domain expertise, we offer robust cyber-secure products and services in cryptography, cybersecurity engineering, digital authentication, SCADA protection, audit and compliance. We specialise in the design and build of security operations centres for cybersecurity professionals and provide managed security services to strengthen the cybersecurity posture of our government and enterprise customers.

The successful candidate will lead the architecture, design, and development of embedded software/firmware systems and application-level solutions for high-performance security products.

This role requires a strong background in embedded systems, software architecture, and technical leadership. The ideal candidate will have at least 5 years of experience in embedded software development, with a proven ability to architect complex systems, guide project teams, and ensure alignment with product and business goals.

Key Responsibilities

System Architecture & Design

• Architect scalable, secure, and maintainable embedded software/firmware systems based on product requirements.
• Define system-level architecture, interfaces, and integration strategies across software and hardware platforms.
• Translate functional and non-functional requirements into detailed technical specifications and architectural blueprints.

Software Development

• Design, develop, integrate and test embedded software modules
• Customize and configure embedded Linux OS (e.g., Yocto, Petalinux) to support product requirements.
• Build and maintain application-level software components, including GUI tools (e.g., in C#) if applicable.

Technical Leadership

• Lead and mentor software engineers in design, development, integration, and testing activities.
• Review and approve software architecture, design documents, source code, and test plans.
• Drive technical decision-making and ensure adherence to best practices in secure coding, performance optimization, and maintainability.

Development & Integration

• Oversee the development and integration of embedded software components on Linux-based platforms.
• Ensure seamless integration of software modules and conduct system-level testing to validate performance and reliability.
• Prepare production-ready firmware/software binaries and support manufacturing processes.

Stakeholder Collaboration

• Engage with internal and external stakeholders, including outsourced vendors, to gather requirements, align on architectural decisions, and ensure successful delivery.
• Provide technical support for product qualification, certification, and compliance activities.

Documentation & Governance

• Produce high-quality technical documentation including architecture designs, user manuals, and engineering reports.
• Enforce engineering processes and standards across the software development lifecycle.

Requirements

• Minimum 5 years of experience in embedded software architecture, design, and development.
• Proficient in C/C++, Rust, Python, and bash scripting.
• Strong experience with embedded Linux platforms, including OS customization
• Solid understanding of hardware platforms and hardware-software integration.
• Solid understanding of network protocols, routing/switching, and network programming.
• Familiarity with cloud computing concepts and cloud-native application development.
• Experience with DevOps tools and CI/CD pipelines (e.g., GitLab, Docker).
• Strong analytical and problem-solving skills, with the ability to lead cross-functional teams.
• Excellent communication skills and ability to convey complex technical concepts clearly.

Preferred Qualifications

• Experience with developing Linux kernel drivers and low-level firmware components.
• Exposure to C# GUI application development.
• Knowledge of secure coding principles and software lifecycle methodologies.
• Experience with HSM product development.

Work location: near Marymount MRT

Find out more: https://www.stengg.com/cybersecurity

ST Engineering believes in fostering a culture where team members are encouraged to overcome challenges, explore new ideas, and work together to succeed. We value individuals who are determined to push beyond the boundaries, and have a thirst for knowledge, continuous learning, and self-improvement.