Systems Administrator

East Setauket, NY


  • among other responsibilities, design, deploy, support, and troubleshoot the Linux server and desktop infrastructure; document the IT infrastructure, policies, and procedures; and perform general user support
  • participate in after-hours work and an on-call rotation

Skills, Qualifications, and Experience

  • a degree in a technical field
  • extensive experience designing, deploying, and supporting Linux servers and desktops
  • a thorough understanding of systems and network protocols (DNS, TCP/IP, SMTP, HTTP/HTTPS) and UNIX/Linux system internals (kernel, drivers, file systems, virtual memory)
  • excellent troubleshooting and creative problem-solving abilities
  • excellent written and oral communication and interpersonal skills
  • experience deploying and supporting open source and proprietary infrastructure services (DNS, DHCP, LDAP, Radius, NFS, Kerberos, OpenSSL), integrating them into the existing infrastructure, and debugging and patching them (considered a plus)
  • experience implementing, operating, and supporting open source tools for system and security monitoring and management on UNIX/Linux platforms (considered a plus)
  • knowledge of scripting to automate tasks (considered a plus)
Salary Range: $180,000 - $207,000

No telephone inquiries, please.

Renaissance Technologies is an equal opportunity employer.