Sr Security Engineer _ Proofpoint-7
Role summary
The Sr Security Engineer will serve as a Subject Matter Expert (SME) for the Proofpoint platform, providing technical leadership for security teams. Responsibilities include leading the deployment and configuration of Proofpoint capabilities such as OCR, EDM, and IDM, designing advanced DLP policies, and developing operational workflows and incident remediation processes. The role requires advanced understanding of DLP methodologies, incident response, and the ability to collaborate with various internal teams. This is a full-time, onsite position in North Quincy, MA.
North Quincy, Massachusetts 02171 Posted March 29th, 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