Junior Systems Engineer — Windows & Linux Infra

Renaissance Technologies LLC; New York (NY); On-site; USD 70,000 - 100,000; Full time

Job summary

Renaissance Technologies LLC is seeking a systems administrator to deploy, support, and troubleshoot Windows and Linux servers and desktops, while documenting infrastructure, policies, and procedures. You will participate in after-hours work and an on-call rotation, ensuring reliability and timely response to incidents.

Strong scripting and knowledge of network protocols are highly valued. Based in New York, the role requires hands-on experience and a collaborative approach to maintaining

Qualifications

• Bachelor's degree in a technical field is required.
• Experience deploying and supporting Windows and Linux servers and desktops.
• Solid understanding of systems and network protocols (DNS, TCP/IP, SMTP, HTTP/HTTPS) and Windows system internals (AD, drivers, file systems, virtual memory).
• Strong 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 infrastructure services into existing systems, debugging and patching them.
• Experience implementing, operating, and supporting open-source tools for system and security monitoring and management on Windows platforms.
• Knowledge of scripting to automate tasks.

Responsibilities

• Deploy, support, and troubleshoot the Windows 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

Windows Server

Linux servers

Networking (DNS, TCP/IP, SMTP, HTTP/S)

Windows internals (AD, drivers, file,虚

Troubleshooting & problem-solving

Communication skills

Open-source & proprietary infra (DNS,

Open-source monitoring tools (Windows)

Scripting for automation

Education

Bachelor's degree in a technical field

Job description

Renaissance Technologies LLC is seeking a systems administrator to deploy, support, and troubleshoot Windows and Linux servers and desktops, while documenting infrastructure, policies, and procedures. You will participate in after-hours work and an on-call rotation, ensuring reliability and timely response to incidents.

Strong scripting and knowledge of network protocols are highly valued. Based in New York, the role requires hands-on experience and a collaborative approach to maintaining