Proofpoint · 6 hours ago
Sr. Director - Security Platform Engineering
Sunnyvale, CA
Full-time
Onsite
Director/Executive
$245K/yr - $337K/yr
10+ years expProofpoint is a global leader in human- and agent-centric cybersecurity. The Senior Director of Security Engineering will shape and lead Proofpoint’s enterprise security engineering vision, driving the global security engineering strategy and collaborating with various teams to ensure effective security controls.
EmailEnterprise SoftwareInformation TechnologyNetwork SecuritySaaS
Responsibilities
Define and implement the long-term vision, strategy, and roadmap for Proofpoint’s security engineering function, aligned with company objectives and emerging threats
Establish and evolve enterprise security architecture, ensuring secure design across infrastructure, applications, and identity systems
Drive the design and build of scalable detection, response, and automation platforms that enable continuous visibility and protection across Proofpoint’s environment
Integrate industry-leading DevSecOps practices, security automation, and zero-trust principles into the broader technology ecosystem
Develop and maintain best-in-class security controls frameworks that enable innovation while minimizing risk, including initiatives to secure the agentic workspace
Build, lead, and mentor a global team of security engineers and managers, fostering a culture of technical excellence, innovation, and accountability
Empower teams to design, implement, and operate high-reliability security solutions at scale
Drive professional growth, diversity, and inclusion across the security engineering organization
Partner with product engineering and operations business units to embed security into system design, configuration, and delivery
Collaborate with Threat Research and Detection Response teams to ensure alignment between detection engineering and incident response capabilities
Work closely with Compliance and Legal to ensure Proofpoint meets regulatory and industry standards (FedRAMP, SOC 2, ISO 27001, PCI, etc.)
Oversee continuous monitoring, vulnerability management, and security automation to identify and mitigate risks rapidly
Ensure effective logging, telemetry, and observability of security controls across hybrid and multi-cloud environments
Define and track performance metrics and KPIs to assess control effectiveness, maturity, and engineering velocity
Stay current on evolving attack vectors, infrastructure trends, and detection technologies; translate insights into actionable security engineering improvements
Drive the evaluation and adoption of advanced tools, architectures, and methodologies to continuously enhance Proofpoint’s defensive capabilities
Serve as an executive voice of security engineering both internally and externally, representing Proofpoint’s technical leadership to customers, partners, and industry peers
Promote security awareness and best practices across the company, building alignment on secure-by-design principles
Qualification
Required
Bachelor's or Master's degree in Computer Science, Cybersecurity, Engineering, or related technical field
10+ years in cybersecurity, infrastructure, or software engineering, including at least 5 years in senior leadership roles
Proven experience leading large-scale security engineering programs or cloud security operations in SaaS or enterprise environments
Deep technical knowledge of cloud infrastructure (Azure, AWS, GCP), identity systems, detection platforms, and industry-leading automation frameworks
Strong understanding of DevSecOps, CI/CD, infrastructure-as-code, and cutting-edge observability systems
Track record of building resilient systems, leading through change, and influencing across executive teams
Preferred
Relevant certifications (e.g., CISSP, CISM, or cloud security certifications) preferred
Experience in the cybersecurity or SaaS sector
Executive presence with the ability to communicate complex concepts clearly to both technical and non-technical audiences
Strategic, data-driven decision-making balanced with a pragmatic understanding of risk and enablement
Comfort operating in complex and ambiguous environments, providing clarity and direction while driving strategic outcomes
Passion for building high-performing, diverse technical teams and mentoring future leaders
Benefits
Competitive compensation
Comprehensive benefits
Career success on your terms
Flexible work environment
Annual wellness and community outreach days
Always on recognition for your contributions
Global collaboration and networking opportunities
Flexible time off
A comprehensive well-being program with two paid Wellbeing Days and two paid Volunteer Days per year
A three-week Work from Anywhere option
Company
Proofpoint
Proofpoint provides cloud-based email security, e-discovery, and compliance solutions for companies to protect sensitive business data.
1001-5000 employees
H1B Sponsorship
Proofpoint has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (51)
2024 (52)
2023 (47)
2022 (103)
2021 (71)
2020 (54)
Funding
Current Stage
Public CompanyTotal Funding
$885.5MKey Investors
DAG VenturesBridgescale PartnersMeritech Capital Partners
2021-04-26Acquired
2019-08-21Post Ipo Debt· $800M
2012-04-20IPO
Leadership Team
Sumit Dhawan
CEO
Michael Frendo
Chief Technology Officer, Engineering
Recent News
2026-01-06
2025-12-18
Company data provided by crunchbase