Principal Engineer

ST Engineering Geo+Insights & Satellite Systems; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A leading technology firm in Singapore is seeking a Principal Engineer to lead quality assurance and project management in cybersecurity solutions. The role requires overseeing QA/QC processes, ensuring timely project delivery, and collaborating across teams. Ideal candidates should have over 7 years of experience, strong knowledge of QA methodologies, and leadership skills. This position offers the opportunity to work in a dynamic environment dedicated to innovation and excellence.

Qualifications

• 7+ years of experience in QA/QC, project management, or service delivery roles.
• Strong knowledge of QA methodologies and tools.
• Hands-on experience with Playwright automation for web and mobile testing.
• Experience managing software or product development projects from initiation to closure.

Responsibilities

• Develop and maintain QA/QC processes and standards.
• Lead test planning, execution, and defect tracking.
• Monitor project progress and manage risks.
• Lead and mentor QA, project management, and service delivery teams.

Skills

QA methodologies

Project Management

Selenium

JIRA

TestRail

Hands-on automation

End-to-end API testing

Leadership

Stakeholder management

Education

7+ years in QA/QC or project management

Certification in Project Management (PMP, PRINCE2, Agile)

Tools

Playwright

Job description

Title

Principal Engineer

Location

ST Engineering Jurong East Bui, SG

About the Company

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. Our dedication to excellence and our strong track record have earned us a distinctive reputation for quality and trust spanning 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.

Role Overview

We are seeking a dynamic lead to oversee and drive quality assurance and quality control processes, manage project execution end‑to‑end, and ensure seamless service delivery for products and services. This role acts as the linchpin between engineering, product, and client teams, ensuring products meet the highest quality standards, projects are delivered on time and budget, and service delivery exceeds customer expectations.

Key Responsibilities

Quality Assurance & Quality Control (QA/QC)

• Develop, implement, and maintain comprehensive QA/QC processes and standards for product development.
• Lead test planning, test case creation, execution, defect tracking, and root cause analysis.
• Ensure compliance with industry standards and regulatory requirements.
• Drive continuous improvement in product quality and reliability through data‑driven insights.
• Collaborate closely with engineering teams to embed quality into the development lifecycle.

Project Management

• Plan, execute, and close projects according to strict deadlines and within budget.
• Define project scope, goals, deliverables, resource allocation, and timelines.
• Monitor project progress, manage risks, issues, and change requests.
• Facilitate communication among cross‑functional teams (engineering, product, sales, support).
• Use project management tools and methodologies (Agile, Scrum, Kanban) to optimize workflows.
• Provide regular status reports to stakeholders and senior leadership.

Leadership & Team Collaboration

• Lead and mentor QA, project management, and service delivery teams.
• Foster a culture of accountability, quality focus, and customer‑centricity.
• Collaborate with product management and engineering to align quality and delivery goals.

Required Qualification & Skills

Quality Assurance & Project Management

• 7+ years experience in QA/QC, project management, or service delivery roles.
• Strong knowledge of QA methodologies, tools (e.g., Selenium, JIRA, TestRail), and automation.
• Hands‑on experience with Playwright automation for web and mobile testing.
• Proven ability in embedded or IoT device, mobile app, and API end‑to‑end testing.
• Experience managing software or product development projects from initiation to closure.
• Certified Project Manager (PMP, PRINCE2, or Agile certifications) is a plus.

Leadership & Communication

• Demonstrated ability to lead cross‑functional teams and manage multiple priorities.
• Excellent organizational, analytical, and problem‑solving skills.
• Strong stakeholder management and communication skills, both technical and non‑technical.
• Customer‑focused mindset with a drive for operational excellence.

Demonstrated Success Metrics

• Product quality: defect density, test coverage, defect resolution time.
• Project delivery: on‑time, on‑budget completion, scope adherence.
• Team performance: productivity, retention, and continuous skill development.

Work Location

Jurong East

Additional Information

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.