Senior IT Systems & Security Administrator

Socket.dev; Phoenix (AZ); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Competitive Salary

PTO

9 holidays

Insurance: Medical, Dental, Vision, LI

Disability coverage at no cost

Tuition Assistance

Pet Insurance

Flexible Spending Plans

Health Spending Plans

Online Learning Center

401(k) with 30% company match

Job summary

FM Industries is seeking a seasoned IT Systems Administrator to design, implement, and maintain our enterprise IT infrastructure while proactively managing information security. The role combines hands-on server, network, storage, and virtualization administration with security analysis, vulnerability management, and incident response.

The ideal candidate will mentor junior staff, serve as a technical escalation point, and collaborate with cross-functional teams on IT projects and security

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field, or equivalent experience.
• Minimum 5 years of progressive systems administration experience, with at least 2 in a security-focused role.
• Strong knowledge of Windows Server and/or Linux administration, Active Directory, and enterprise networking.

Responsibilities

• Design, implement, and maintain enterprise IT infrastructure and information security posture.
• Administer Windows/Linux servers, AD, DNS, DHCP, and GP.
• Manage virtualization (VMware, Hyper-V) and storage/backup.
• Oversee patching, upgrades, and lifecycle replacements.
• Monitor performance, capacity, and bottlenecks; resolve issues.
• Administer core apps and cloud infra (M365, Azure, AWS).
• Provide Tier 3 support and escalation for infra issues.
• Monitor SIEM, firewalls, IDS/IPS for anomalies; coordinate remediation.
• Conduct vulnerability assessments and incident response activities.
• Develop security policies aligned with NIST, CIS, ISO 27001; assist audits.

Skills

Windows/Linux administration

Active Directory

Networking (TCP/IP/VLANs/VPNs/Fireaws)

SIEM platforms

EDR

Vulnerability management

Incident response

Communication skills

Education

Bachelor's degree in CS/IT/Cybersecurity

Tools

Microsoft 365

Azure

AWS

VMware/Hyper-V

Job description

FM Industries is seeking a seasoned IT Systems Administrator to design, implement, and maintain our enterprise IT infrastructure while proactively managing information security. The role combines hands-on server, network, storage, and virtualization administration with security analysis, vulnerability management, and incident response.

The ideal candidate will mentor junior staff, serve as a technical escalation point, and collaborate with cross-functional teams on IT projects and security