SRE, Security Operations

San Jose, California Requisition Number R0023881 Subsidiary eBay

Looking for a company that inspires passion, courage and imagination, where you can be part of the team shaping the future of global commerce? Want to shape how millions of people buy, sell, connect, and share around the world? If you’re interested in joining a purpose driven community that is dedicated to creating an ambitious and inclusive workplace, join eBay – a company you can be proud to be a part of.

eBay Infrastructure Engineering is looking for a Security Engineer who will focus on identifying gaps in existing and future cloud and virtualization platforms, designing and implementing solutions. The ideal candidate should be passionate about security, have intimate knowledge of the Linux kernel and DevOps mindset. Challenges will range from securing and hardening OS instances to designing and implementing smart cross-zone access gateways, PAM and SSO solutions. This position requires close collaboration with Information Security, Networking, DBA and  Cloud engineers, so understanding their world is a huge plus.

Operational responsibilities

  • Design and build secure and user friendly solutions (proxies, gateways, bastions)

  • Participate in vulnerability assessment and remediation activities

  • Develop security profiles that will cover OS and Application Hardening, metrics and file integrity and network security monitoring

  • Manage PAM, HSM, LDAP, Yubikey instances

  • Participate in 24x7 on-call rotation


  • A high attention to detail and data-driven approach to solving problems

  • Proven experience with at least one high-level program language (Bash, Python, etc.)

  • In-depth theoretical knowledge and proven hands on experience with Linux kernel (syscalls, kernel modules, file system)

  • Good understanding and practical experience with cryptography, AAA, SSO, HSM, 2FA

  • Hands-on experience with process debugging (strace, gdb)

  • Experience with virtualization (KVM, Xen) and containerization (Docker)

  • Experience with configuration management systems (Puppet, Saltstack)

  • Experience with infrastructure-as-code (using git/github)

  • Strong understanding of core networking concepts (routing, proxy, load balancing, TCP/TLS handshakes, etc.)

  • Strong understanding of core network and unix services (DNS, DHCP, LDAP, SMTP, Kerberos)

  • Experience managing x.509 certificates

  • Experience running and managing certificate authorities

Desired Experience

  • Experience with Chef's test-kitchen

  • Experience with CI/CD pipelines (including Jenkins)

  • Basic understanding of writing test cases for infrastructure-as-code

  • Advanced level LDAP management experience

  • Open source contributions a big plus

  • Experience with Active Directory, Windows Group Policy, domain services, and overall Windows server security

  • Experience with databases and related security concepts (Postgres, MySQL, Mongo, etc)

  • Experience with Hadoop and related security concepts

  • Experience with Celery

Basic Qualifications

  • Bachelor’s degree and/or equivalent experience

  • Good communication skills, both written and verbal

  • Intermediate-level understanding of software development fundamentals

  • 7+ years advanced experience with Linux

  • 5+ years of experience in security (cryptography, application security, AAA)

  • 5+ years of experience with at least one high level programming language like  Python

  • Capacity for learning new technologies and skills rapidly

  • Ability to excel in a cross-functional, culturally-diverse, and geo-distributed work environment

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eBay Inc. is an equal opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status.  If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at  We will make every effort to respond to your request for disability assistance as soon as possible.

For more information see:

EEO is the Law Poster

EEO is the Law Poster Supplement


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