Staff Software Engineer
Core
Architect, build, and secure core Linux infrastructure components including high-throughput daemons, custom authentication modules, and PKI certificate lifecycles.
Role type
Senior Linux Systems Engineer (Security & Identity)
Builds
High-performance Linux daemons, custom PAM modules, automated X.509 certificate management systems
Domain
Linux Systems Programming, Cryptography, Enterprise Identity Management
Deliverable
production ML models | product features | infrastructure
Required skills
C, C++, POSIX APIs, OpenSSL/WolfSSL, PAM module development, TCP/IP socket programming, Seccomp/SELinux/AppArmor, X.509 PKI, mTLS, Bash scripting, epoll/io_uring, pthreads
Preferred skills
AI-assisted engineering (Cursor, Claude), spec-driven development methodologies, zero-trust security auditing
Technologies
CMake, Make, GCC/Clang, GDB, Active Directory, LDAP, Kerberos, SSSD, OAuth2, OIDC, tcpdump, Wireshark
Responsibilities
Design and implement custom Pluggable Authentication Modules (PAM); Enforce system safety using granular security policies; Diagnose and resolve complex network-level bottlenecks; Automate X.509 certificate lifecycles; Architect fault-tolerant Linux daemons using modern C/C++
Seniority
Senior, hands-on IC
