Senior IT Security Engineer

e.l.f. Beauty•Oakland, CA

61d•$80,000 - $110,000•Hybrid

About The Position

We are seeking a highly skilled Senior Information Security Engineer to lead enterprise-wide cybersecurity initiatives and strengthen our security posture across on-premises and cloud environments. This role involves designing and implementing advanced security solutions, including Zero Trust, DLP, Cloud Security, Network Segmentation, IAM, and Security Automation. The ideal candidate will collaborate with cross-functional teams to identify risks, develop mitigation strategies, ensure regulatory compliance, and proactively defend against evolving threats while safeguarding our systems, data, and infrastructure.

Requirements

Bachelorâs degree in Computer Science, Cybersecurity, or related field; Masterâs preferred.
7+ years of experience in information security engineering, architecture, or operations.
Expertise in cloud security (AWS, Azure, GCP), data protection, IAM/SSO/MFA, email and DNS security, and secure network architecture.
Hands-on experience with key security technologies: firewalls, VPN, NAC, EDR/MDR, IPS/IDS, SIEM, DLP, vulnerability management, and email security platforms (Proofpoint, Mimecast, Microsoft 365 Defender).
Strong understanding of Zero Trust, endpoint protection, DevSecOps, security automation, and scripting (Python, PowerShell, Bash).
Proven ability to lead incident response, risk assessments, threat detection, and remediation efforts.
Experience implementing DNS protection solutions (Cisco Umbrella, Cloudflare, Infoblox, Valimail).
Knowledge of security frameworks and compliance standards: NIST CSF, CIS Controls, ISO 27001, SOX.
Demonstrated success in leading security awareness programs, mentoring team members, and advancing security program maturity.
Strong communication, leadership, and ability to manage multiple security initiatives.

Nice To Haves

Relevant certifications preferred: CISSP, CISM, CISA, GIAC, Microsoft Security certifications, AWS Security Specialty, Azure Security Engineer Associate.

Responsibilities

Design, build, deploy, and maintain enterprise security technologies and solutions aligned with business objectives, compliance requirements, and the cybersecurity program.
Develop, document, and enforce security policies, standards, and procedures based on frameworks such as NIST, CIS, ISO 27001, and SOX while advancing overall security maturity, governance, and processes.
Lead strategic security initiatives, including Zero Trust architecture, Data Loss Prevention (DLP), Cloud Security, Network Segmentation, IAM, Endpoint Security modernization, and security automation.
Manage and improve email security, DNS security, and other protective controls to defend against phishing, malware, data exfiltration, and domain-based threats.
Lead vulnerability management programs and drive remediation efforts, providing visibility into risks and progress to stakeholders.
Oversee incident response lifecycleâdetection, analysis, containment, remediation, post-incident reviewâand continuously enhance disaster recovery and business continuity plans.
Monitor and analyze security events and network activity (e.g., traffic analysis, host behavior, forensics, kill chain, Windows event analysis), tuning tools, and event correlation for accurate threat detection.
Collaborate with IT, DevOps, and digital teams to embed security into system design, application development, deployment pipelines, and cloud infrastructure.
Evaluate and review vendor and partner security practices to ensure alignment with organizational standards.
Produce regular security dashboards and metrics to report on incidents, threats, and operational effectiveness.
Lead security awareness training, mentor junior engineers, and guide cross-functional teams on secure design principles and best practices.
Stay current on emerging threats, vulnerabilities, and technologies to enhance enterprise resilience.