The Staff/Principal Linux Infrastructure Engineer will develop and optimize TrustedServer, focusing on Linux development and network driver performance. Responsibilities include leading projects, writing technical designs, and maintaining high standards for system performance and resilience.
About this role
We are looking for a Staff/Principal Linux Engineer with deep expertise in Linux development, network and performance optimization. In this hands-on, high-impact role, you will work directly in our TrustedServer Team to create and refine the core systems that drive ExpressVPN’s infrastructure. This role is ideal for a Linux expert with a record of open source contributions in relevant communities and/or a history of published research in the field.
What you’ll be Doing:- Develop, optimize, and maintain TrustedServer collaboratively with the team, ensuring this foundational technology continues to serve as the secure backbone of our global services.
- Lead advanced Linux development projects and maintain active contributions to relevant communities, with a focus on optimizing network and enhancing system performance.
- Create and maintain dedicated environments and labs to rigorously test and optimize system performance; analyze results and implement improvements that increase system speed, resilience, and scalability.
- Architect and implement complex network topologies, leveraging deep knowledge of the Linux network stack to engineer sophisticated workarounds, advanced routing, and deep optimizations for our high-demand privacy infrastructure.
- Write clear, comprehensive technical designs and test plans, ensuring complex infrastructure projects are heavily de-risked and cleanly architected.
What you’ll bring:
- Minimum of 7 years in Linux system development and infrastructure engineering.
- Demonstrated experience in network development, complex network topologies, and significant contributions to relevant communities.
- Deep expertise in one or more systems-level programming languages that provide fine-grained memory control (e.g., C, C++, Rust, or similar) and a strong grasp of advanced programming paradigms.
- Advanced capabilities in performance tuning and development of infrastructure and networking testing frameworks.
- Strong analytical and problem-solving skills, with a hands-on, proactive approach to systems architecture and performance optimization.
- Degree (or equivalent experience) in Computer Science, Computer Engineering, a related field or equivalent practical experience.
Nice to have:
- History of published research in systems performance, networking, or linux architecture.
- Expertise in computer security, cryptography, secure coding practices, or public key infrastructure.
- Familiarity with modern VPN protocols, OpenVPN, WireGuard or our own open-source protocol, Lightway.
What we offer:
- Work with a modern tech stack in a strong engineering culture
- Influence on technical decisions and room to innovate
- Continuous learning opportunities and support for professional development
- A motivated, collaborative team with extensive experience
- A strategic role with real technical influence and ownership
- A modern engineering culture with CI/CD, observability, and a strong code review culture
- Purpose-driven work: we value security, quality, and depth over quick hacks
What we offer:
- Work with a modern tech stack in a strong engineering culture
- Influence on technical decisions and room to innovate
- Continuous learning opportunities and support for professional development
- A motivated, collaborative team with extensive experience
- A strategic role with real technical influence and ownership
- A modern engineering culture with CI/CD, observability, and a strong code review culture
- Purpose-driven work: we value security, quality, and depth over quick hacks
#LI-PS1
Before you apply
- At the moment, we do not sponsor visas in the EU. For Hong Kong, we require at least two years of working experience and a university degree in a related field. For Singapore and the UK, we can only sponsor visas for mid-career or above.
- Please upload your resume as a PDF and do not include any salary or compensation information in it.
ExpressVPN is one of the world’s leading providers of online privacy and security services for consumers. Started in 2009, we’ve grown to have millions of active paying customers, a team of more than 700 people worldwide, and a brand recognized by hundreds of millions of people in 18 languages and more than a hundred countries. We see huge growth in our industry, and are gaining market share through strong execution.
Similar Jobs
Cloud • Information Technology • Productivity • Security • Software • App development • Automation
The Field Marketing Manager will develop and execute marketing strategies and programs to drive demand in Singapore's Mid-Market and Enterprise segments, collaborating with sales, product marketing, and partners to enhance brand awareness and engagement.
Top Skills:
Content StrategyDigital MarketingEvent MarketingMarketing Strategies
Artificial Intelligence • Fintech • Payments • Business Intelligence • Financial Services • Generative AI
As the Manager, Revenue Strategy & Enablement, you'll enhance sales execution and accelerate revenue growth in Southeast Asia by designing and delivering enablement programs and collaborating cross-functionally.
Top Skills:
ChorusGongHighspotLmsOutreachSalesforce
Artificial Intelligence • Fintech • Payments • Business Intelligence • Financial Services • Generative AI
Lead the development and optimization of transaction monitoring capabilities across payments, ensuring effective detection of suspicious activities while enhancing customer experience.
Top Skills:
Ai-Driven Risk SystemsAml SystemsData ToolsFraud Detection PlatformsMachine LearningSQL
What you need to know about the Singapore Tech Scene
The digital revolution has driven a constant demand for tech professionals across industries like software development, data analytics and cybersecurity. In Singapore, one of the largest cities in Southeast Asia, the demand for tech talent is so high that the government continues to invest millions into programs designed to develop a talent pipeline directly from universities while also scaling efforts in pre-employment training and mid-career upskilling to expand and elevate its workforce.
