Information Security Engineer - Application and Penetration Testing - LinkedIn

LinkedIn was built to help professionals achieve more in their careers, and every day millions of people use our products to make connections, discover opportunities and gain insights. Our global reach means we get to make a direct impact on the world’s workforce in ways no other company can. We’re much more than a digital resume – we transform lives through innovative products and technology.

Searching for your dream job? At LinkedIn, we strive to help our employees find passion and purpose. Join us in changing the way the world works.

LinkedIn is looking for a motivated Information Security Engineer to be an integral part of our House Information Security team. This team is responsible for protecting our infrastructure, applications, and, most importantly, our members. This candidate will be particularly responsible for identifying new vulnerabilities and responding to existing vulnerabilities within the organization.
Responsibilities:
•    Research threats and attack vectors that impact LinkedIn's applications and infrastructure.
•    Assess new and existing applications and system deployments for vulnerabilities and design flaws, and prioritize remediation efforts based on risk.
•    Evaluate new products and technologies, including potential acquisitions.
•    Seek and destroy latent pockets of vulnerability and security weakness wherever they may be.
•    Devise and bolster defenses through secure-by-default frameworks, architectures, and processes.
•    Educate and advocate for security improvement throughout the LinkedIn ecosystem.
•    Build testing tools and platforms to encourage reusable and measurable approaches to assessment.
•    Respond to external vulnerability researcher inquiries and vulnerability reports.

Basic Qualifications: 
•    Degree in Computer Science or technical field or equivalent practical experience.
•    Experience in security solution/implementation
•    Experience in web application assessment, network penetration testing, and vulnerability research.

Preferred Qualifications: 
•    Experience in security management, auditing methodology, and technology risk assessments.
•    Demonstrated experience and detailed technical knowledge in application security and development.
•    Experience with commercial and/or open source security assessment tools.
•    Proficiency in JavaScript, Python, or Ruby, or equivalent programming knowledge in C or C++.
•    Ability to document and explain risks and vulnerabilities to technical stakeholders.

Send inquiries to dachou@linkedin.com