Senior Security Engineer

Base pay range

$/yr - $/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 Dev Ops, 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, SOC 2, ISO/IEC 27001:2022, 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 Office 365.
• 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

• Git Guardian
• Cyber Haven
• 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

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