Sr Security Engineer _ Proofpoint

North Quincy, Massachusetts 02171 Posted March 13th, 2026

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Job Type: Full Time

Job Category: IT

Job Description

Role : Sr Security Engineer \_ Proofpoint
Location : North Quincy, MA
Full Time only

Job Description

Must Have Technical/Functional Skills

Responsibilities:

• Serve as the Subject Matter Expert (SME) for the Proofpoint platform, providing technical leadership and guidance to security teams.
• Lead the deployment and configuration of Proofpoint capabilities, including OCR, EDM, IDM, policy creation, and report development.
• Design, implement, and optimize advanced DLP policies and detection logic aligned to organizational risk and compliance needs.
• Develop, maintain, and improve SOPs, operational workflows, triage playbooks, and incident remediation processes.
• Oversee and perform complex triage, root‑cause analysis, and incident remediation, ensuring timely resolution and proper documentation.
• Continuously evaluate platform performance, drive tuning cycles, and recommend enhancements to improve accuracy and reduce false positives.
• Act as the escalation point for SOC, Compliance, and Legal teams on all Proofpoint‑related incidents and platform-related questions.

Requirements:

• Strong SME‑level experience on the Proofpoint platform, with deep hands‑on expertise in OCR, EDM, IDM, policy engineering, and reporting.
• Demonstrated success in deploying and operationalizing Proofpoint solutions in large, complex enterprise environments.
• Proven experience creating SOPs, triage processes, runbooks, and incident handling frameworks for DLP operations.
• Advanced understanding of DLP methodologies, content inspection techniques, regex, fingerprinting, and data classification.
• Solid background in incident response, including triage, investigation, containment, user communication, and remediation.
• Ability to work collaboratively with Security Operations, Privacy, Compliance, HR, and Legal during investigations and policy lifecycle management.
• Strong documentation skills and the ability to articulate technical details to leadership and non-technical stakeholders.

Required Skills

DEVOPS ENGINEER

SENIOR EMAIL SECURITY ENGINEER