Senior Linux Systems Architect
HeartFlow - Redwood City, CA

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Job Description :
The candidate’s focus will be on Linux systems design from hardware to system components, networking and tight integration with HeartFlow services. The candidate will be responsible for system architecture/design and will contribute to the implementation of product deployments to the production servers.

Job Responsibilities :
Lead the evaluation, selection and deployment of new technologies and tools

Work with team to optimize system performance – working with applications, network, storage, database and server technology

Perform complex Linux administration activities

Solve unusual or highly technical problems

Able to diagnose, isolate, troubleshoot, and fix technical issues under pressure

Participate in capacity planning

Define best practices for the setup of development and production environments

Design and review architecture of secure web systems for scalable deployment in modern cloud environment

Design and lead implementation of the company’s security architecture

Collaborate with the Software Architect to lead the architecture of the future application development environment

Define technology standards to minimize complexity and maximize reuse of technology and processes

Design and lead implementation for monitoring and logging across all technology systems

Design and lead implementation for the business continuity and disaster recovery plan

Ensure that system design meets applicable regulatory agency requirements

Skills Needed :
Prior experience with hybrid cloud development and deployment

Strong knowledge of security principles and technologies

Detailed knowledge of Linux operating systems

Knowledge on how to architect high availability and disaster recovery solutions

Strong network engineering skills

Strong knowledge of data structures, algorithms, enterprise systems, and asynchronous architectures

Python programming

Understanding of web services software architectural issues

Prior experience working with products used in a regulated environment

Desired Skills :
A familiarity with many of the following technologies: Saltstack , HAProxy, Mercurial, Git, Tomcat, Apache, RPM, YUM, MySQL, Nginx, ucarp, cacti, Kickstart, LDAP, Mail/Postfix, DNS, DHCP, KVM/QEMU, iPXE, TFTP, VPN, Palo Alto Networks, Force10, Aruba Wireless, 802.11b/a/g/n.

Educational Requirements & Work Experience :
B.Eng, B.S. or M.S in Computer Science

10+ years of experience designing, building and administrating complex Linux platforms combined with experience in network engineering specific to high volume based websites and related networks

Proven track record delivering results on time and on budget

Experience designing and building data centers

Experience with service oriented architecture

Experience with large distributed highly available services

Experience designing and supporting networks to maintain policy integration

Experience configuring, deploying and maintaining a distributed parallel fault-tolerant file system

Experience with logging, monitoring and alerting

Experience with automatic configuration management

Experience with deployment of services to cloud solutions such as AWS, RackSpace, Google Cloud etc.

About HeartFlow
HeartFlow is an exciting new medical software start-up in Redwood City that has received international acclaim for its revolutionary technology combining high-performance computing with medical imaging data. HeartFlow technology is based on over 15 years of research at Stanford University originally funded by the National Science Foundation and the National Institutes of Health. Our goal is to dramatically improve the care of patients with heart disease while substantially reducing healthcare costs. HeartFlow operates a service business that processes Computed Tomographic (CT) imaging to generate 3D models of patients’ coronary arteries for physicians’ use.