Two Sigma is a leading quantitative investment management and trading firm. The company applies a scientific approach to investing, combining cutting-edge technology, artificial intelligence, data science, and quantitative research with rigorous human inquiry to capitalize on market opportunities and deliver alpha for investors.

Our team of engineers, quantitative researchers and data scientists looks beyond the traditional to test hypotheses and develop creative solutions to some of the world’s most complex economic problems.

The Infrastructure Engineering team focuses on developing and supporting the core of Two Sigma's Linux environment. You'll work closely with collaborators across the company to ensure that our innovative research and trading software can run across multiple environments at substantial scale. You'll lead a variety of critical tasks, including modifications of upstream Debian images for bare metal/VMs/containers, compiling custom kernels, configuration management, server monitoring and telemetry, and much more. Your focus will be across the full stack - from hardware to the virtualization layer to the OS, automating lifecycle management of our enterprise Linux environment.

You will take on the following responsibilities:

Improve and manage the Linux platform, focusing on performance improvements and reducing operational complexity
Develop automation to maintain our Linux environment
Solve sophisticated issues across the stack, from kernel-level problems to application performance
Lead the full lifecycle of Linux systems from certification of new hardware, image creation, installation, upgrades and overall lifecycle management

You should possess the following qualifications:

Minimum 1 year of experience required; 1-5 years of experience preferred working in a Linux systems, software or reliability engineering capacity
Experience running and configuring large-scale Linux environments (100s-1000s of servers)
Proven programming experience in Python, Go or a similar programming language
Understanding of system design principles, including distributed systems architecture and networking fundamentals including TCP/IP, DNS, and firewalls
Deep knowledge of Linux internals including the scheduler, memory management, and network stack
Experience with low-latency tuning techniques such as busy polling, huge pages, real-time kernels, and isolcpus
Familiarity with kernel bypass networking, FPGA integration, or direct market access connectivity is highly desirable
Experience with containers, Kubernetes, and/or C to help compile and troubleshoot kernel issues is a plus

You will enjoy the following benefits:

Core Benefits: Fully paid medical and dental insurance premiums for employees and dependents, competitive 401k match, employer-paid life & disability insurance
Perks: Onsite gyms with laundry service, wellness activities, casual dress, snacks, game rooms
Learning: Tuition reimbursement, conference and training sponsorship
Time Off: Generous vacation and unlimited sick days, competitive paid caregiver leaves
Hybrid Work Policy: Flexible in-office days with budget for home office setup

The base pay for this role will be between $165,000 and $250,000. This role may also be eligible for other forms of compensation and benefits, such as a discretionary bonus, health, dental and other wellness plans and 401(k) contributions. Discretionary bonus can be a significant portion of total compensation. Actual compensation for successful candidates will be carefully determined based on a number of factors, including their skills, qualifications and experience.

We are proud to be an equal opportunity workplace. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity/expression, age, status as a protected veteran, status as an individual with a disability, or any other applicable legally protected characteristics.

Two Sigma is committed to providing reasonable accommodations to qualified individuals in accordance with applicable federal, state, and local laws.

If you believe you need an accommodation, please visit our website for additional information.

Two Sigma

Infrastructure Engineer - Linux

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Two Sigma

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