Linux Security Engineer - C Systems & Network Programming
Overview
You will own the security hardening and systems integration for Linux and UNIX environments across a global enterprise, handling Kerberos authentication and defensive programming at scale. Working with the platform security team, you will design, implement, and debug secure systems in C and Perl to protect critical infrastructure. This hybrid role in New York City offers direct impact on security architecture and requires deep UNIX/Linux systems expertise.
What You'll Do8
- 1Develop and integrate security modules in C for UNIX/Linux systems to enforce authentication and access controls.
- 2Build and maintain Perl scripts for automated security audits and system monitoring.
- 3Debug and resolve complex security issues in Kerberos authentication flows.
- 4Own the hardening of Linux kernels and system configurations in line with enterprise security policies.
- 5Collaborate with network and systems teams to integrate security solutions across on-prem and hybrid cloud environments.
- 6Perform code reviews and implement defensive programming techniques to mitigate vulnerabilities.
- 7Design and deploy privileged access management solutions for UNIX servers.
- 8Document security architectures and incident response procedures for continuous improvement.
Requirements7
- 15+ years in UNIX/Linux systems engineering with a focus on security.
- 2Proficient in C programming for systems and network applications.
- 3Strong Perl scripting skills for automation and security tooling.
- 4Deep understanding of Kerberos authentication and secure network protocols.
- 5Experience with security frameworks and defensive coding practices.
- 6Familiarity with enterprise UNIX environments and vendor-specific variants (e.g., Solaris, AIX).
- 7Bachelor's degree in Computer Science or equivalent practical experience.
Salary Insight
Salary not disclosed in listing
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