Senior Security Engineer

Base pay range $170,000.00/yr - $200,000.00/yr Location Hybrid / Remote – NJ, CT, NC, MA, PA, VA, MD, DC, FL (New York & Boston candidates: Office-based; Other listed states: Remote employees considered) Contract Full-time, Hybrid / Flexible – 35‑hour week Salary $175,000 base + 15% bonus Title Senior Security Engineer (US) Overview We are seeking a hands‑on, senior security engineer to proactively strengthen our security posture across cloud‑native and hybrid environments. This highly technical, strategic role will lead security platform integration, governance, threat detection, and mentoring, while influencing security‑first practices across the organisation. Key Responsibilities Security Architecture & Engineering Lead integration and optimisation of Zscaler, Wiz (EDR/CSPM/CNAPP), and endpoint protection (EDR/XDR) to maximise prevention, detection, and response. Develop detection rules and manage analytics in Microsoft Sentinel and Wiz. Conduct proactive threat hunting, posture management, and remediation validation. Administer Zscaler Internet Access (ZIA), including policy tuning, SSL inspection, forwarding profiles, and authentication flows. Troubleshoot traffic flows and collaborate with DevOps, IT, and R&D to integrate security into CI/CD pipelines and infrastructure‑as‑code. Compliance, Audit & Governance Ensure compliance with NIST SP 800‑53, NIST SP 800‑171, SOC2, ISO/IEC27001:2022, and client‑specific requirements. Lead audits, penetration testing, and maintain continuous audit readiness. Security Operations & Incident Response Develop, tune, and manage detection rules and playbooks across Wiz, Zscaler, and other platforms aligned with MITRE ATT&CK. Hunt threats, triage alerts, and lead incident investigations. Manage advanced email security with Microsoft Defender for Office365. Drive automation and orchestration initiatives to improve operational efficiency. Stakeholder Engagement & Leadership Act as a technical advisor on Zero Trust, cloud security, and operations. Mentor junior staff and foster a security‑first culture. Communicate complex security concepts clearly to technical and non‑technical stakeholders, including senior leadership. Mandatory Platform Expertise GitGuardian CyberHaven Wiz Advanced & Defend Zscaler Email Security (various platforms) Education & Preferred Certifications Master’s degree in Information Security, Computer Science, or related field. GIAC certifications: GCIA, GCED, GCIH, GDAT, GDSA, GMON Microsoft Cloud Security certifications: AZ‑500, AZ‑305, SC‑300 Seniority level Mid‑Senior level Employment type Full‑time Job function Information Technology Industries Software Development and Computer and Network Security #J-18808-Ljbffr