System IT Administrator (Linux & Windows)

We’re Hiring! System IT Administrator at Quick

Logic

Quick

Logic is looking for an experienced System IT Administrator to join our team! This is an exciting opportunity to work across both Linux and Windows server environments. The role includes server monitoring, patching, vulnerability remediation, backup management, and basic firewall support. You’ll play a key part in ensuring infrastructure stability, maintaining strong security practices, and supporting operational readiness across our production and non‑production environments.

If you’re passionate about making an impact, we’d love to talk with you!

Job Title: Systems IT Administrator (Linux & Windows)

Location: San Jose, CA | Fulltime: 40 hours/week

Must be a U.S. Citizen

Role Summary

Infrastructure Support Engineer will provide day-to-day operational support for Linux and Windows server environments. The role focuses on server monitoring, patching, vulnerability remediation, backup oversight, and basic firewall support.

This position is responsible for maintaining infrastructure stability, security hygiene, and operational readiness across production and non-production environments.

Key Responsibilities

Server End-User Support

● Monitor Linux and Windows servers for availability, performance, and security posture

● Perform OS patching, updates, and remediation for Linux and Windows servers

● Support vulnerability remediation and patch mitigationbased on security scans and penetration test findings

● Assist with backup monitoring and restore validationactivities

● Support infrastructure-related user access and account management on servers

Monitoring & Operations

● Monitor online applications and server environments to ensure uptime and stability

● Proactively identify and report infrastructure risks or potential issues

● Document activities, changes, and remediation steps clearly

Network & Security Support (Basic)

● Assist with firewall-related support, including rule reviews and access-related troubleshooting (under guidance)

● Support basic network connectivity troubleshooting (LAN, VPN, access issues)

● Ensure adherence to IT security policies and access controls

IT Operations & Compliance

● Maintain system documentation and operational records

● Support audits and compliance-related infrastructure activities as required

Required Skills & Qualifications

Technical Skills

● Strong experience with Linux server administration(distribution-agnostic)

● Working knowledge of Windows Server administration

● Hands-on experience with OS patching and vulnerability remediation

● Understanding of server monitoring, backup operations, and restore validation

● Basic knowledge of firewall concepts and network security

● Familiarity with vulnerability assessments and penetration test remediation workflows

Windows OS troubleshooting

● Basic macOS support (good to have)

● Microsoft 365 / Office applications

● Active Directory basics (user management, group membership)

● Basic networking concepts (DNS, DHCP, VPN, Wi-Fi)

Tools & Technologies

● Experience with monitoring, backup, and security tools (tool-agnostic)

● Remote server management and troubleshooting

Soft Skills

● Strong communication and documentation skills

● Ability to work independently and take ownership of assigned infrastructure tasks

● Comfortable working directly with client IT leadership

● Organized, proactive, and security-focused mindset

Education & Experience

● 4–6 years of experiencein infrastructure, system administration

● Relevant Linux, Windows, or security certifications are a plus (not mandatory)

Job Types: Full-time, Permanent

Pay: $85,000.00 - $115,341.00 per year

Benefits:

• 401(k)

• 401(k) matching

• Dental insurance

• Flexible schedule

• Flexible spending account

• Health insurance

• Health savings account

• Life insurance

• Paid time off

• Referral program

• Retirement plan

• Vision insurance

Application Question(s):

• This roles requires U.S. Citizenship

Work Location: In person