Security Infrastructure Engineer

Higgsfield AI

Infrastructure Security Engineer responsible for scaling security operations at Higgsfield AI. Managing endpoint security, vulnerability management, and cloud security tooling in a fast-paced environment.

Posted 5/8/2026full-time🇺🇸 United StatesMid-LevelSenior💰 $160,000 - $187,000 per yearWebsite

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Own and scale endpoint security across the organization, including laptops, cloud endpoints, and employee devices.
Evolve the firm’s security posture.
Take ownership of the company’s Mobile Device Management (MDM) environment, including policy enforcement, device compliance, provisioning, and lifecycle management.
Implement and maintain EDR/XDR solutions to improve endpoint visibility, threat detection, and incident response capabilities.
Build and maintain centralized monitoring across cloud infrastructure and corporate endpoints to improve operational visibility and security posture.
Partner closely with IT and Engineering teams to strengthen endpoint hardening standards and operational security processes.
Evaluate, implement, and maintain cloud security tooling, including determining the need for a Cloud Security Posture Management (CSPM) solution.
Manage infrastructure and container vulnerability management processes across cloud environments.
Drive remediation efforts and improve visibility into infrastructure risk areas.
Design and implement network segmentation strategies to improve internal security boundaries and reduce risk exposure.
Own and maintain corporate access management systems and security configurations across internal tooling.
Own access governance, and credential management best practices.
Partner with Engineering, DevOps, and IT teams to improve identity and access management standards across the organization.
Mentor junior engineers, create security policies, drive cross-functional security initiatives, and serving as a technical lead for security projects

Requirements

What you’ll need

4+ years of experience in infrastructure security, security engineering, IT security, or related roles, preferably in high-growth startups, FAANG, or large enterprise environments
Solid understanding of networking, operating systems, and cryptography fundamentals.
Hands-on experience managing endpoint security platforms, MDM solutions, and EDR/XDR tooling.
Strong understanding of cloud infrastructure security principles and vulnerability management processes.
Experience securing SaaS environments and internal collaboration tooling (Slack, password managers, identity providers, etc.).
Familiarity with container and infrastructure security best practices.
Comfortable working cross-functionally with DevOps, Engineering, and IT teams in a fast-paced environment.
Strong operational instincts with the ability to independently identify and solve security gaps.
Experience implementing scalable security processes in startup or high-growth environments preferred.
Nice to Have: Experience implementing CSPM solutions, experience with sandboxing, container isolation, or secure execution environments, familiarity with SOC 2 or similar compliance frameworks, experience supporting distributed or global workforces, exposure to incident response and security monitoring workflows, experience working in cloud-native infrastructure environments, fluent in Russian.

Benefits

Comp & perks

Equity
Benefits package to support you both professionally and personally

ATS Keywords

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Hard Skills & Tools

endpoint securityMobile Device Management (MDM)EDRXDRcloud securityCloud Security Posture Management (CSPM)vulnerability managementnetwork segmentationidentity and access managementcryptography

Soft Skills

cross-functional collaborationmentoringproblem-solvingoperational instinctsownershipleadershipcommunication