Security Platform Engineer I - Hands-On Security Champion

Tusker; United States; Remote; USD 90,000 - 120,000; Full time

Job summary

Tusker provides managed security services, building and supporting security platforms that protect its clients. The role focuses on administering, monitoring, and maintaining customer-facing security platforms and OT while handling Tier 3 escalations and resolving complex issues with independence.

You will support upgrades, onboarding, and incident resolution with a security-first mindset, growing your platform engineering expertise with senior engineer support.

Qualifications

• 3+ years of experience in IT, cybersecurity, or systems administration with strong Windows knowledge.
• Solid understanding of TCP/IP, DNS, DHCP, firewalls, and network troubleshooting.
• Familiarity with Microsoft 365, Azure/Entra ID, Active Directory, and security best practices.

Responsibilities

• Administer, monitor, and maintain customer-facing security platforms and operational technologies.
• Handle Tier 3 escalations, resolve technical issues independently, and escalate as needed.
• Support platform upgrades, client onboarding, and incident resolution with a security-first mindset.

Skills

Windows administration

Networking fundamentals (TCP/IP, DNS,…

Security best practices

Platform engineering

Tools

Microsoft 365

Azure/Entra ID

Active Directory

Job description

Tusker provides managed security services, building and supporting security platforms that protect its clients. The role focuses on administering, monitoring, and maintaining customer-facing security platforms and OT while handling Tier 3 escalations and resolving complex issues with independence.

You will support upgrades, onboarding, and incident resolution with a security-first mindset, growing your platform engineering expertise with senior engineer support.