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[Remote] Sr. Software Engineer, Threat Intelligence

Work from home Full-time role Hiring

Note: The job is a remote job and is open to candidates in USA. Proofpoint is a global leader in human- and agent-centric cybersecurity. The role focuses on software development and includes responsibilities for database management and infrastructure to support the Threat Intelligence team's systems.

Responsibilities

  • Build and maintain full-stack applications and backend services using Python, TypeScript, React, and Go
  • Own and manage large SQL databases backing applications and services used by the Threat Intelligence team, including schema design, query optimization, migrations, and operational health
  • Proactively identify problems before they become incidents Seek out reliability, performance, and correctness issues. Improve runbooks, dashboards, alert quality, and automation
  • Collaborate closely with other engineering teams and threat intelligence stakeholders to deliver outcomes that strengthen the team's ability to produce actionable intelligence
  • Help manage and maintain AWS infrastructure supporting the team's services VPC configuration, ECS, Aurora/RDS, EC2, Networking, SNS/SQS, CDK
  • Adhere to best practices when it comes to CI/CD, observability, and monitoring GitHub Actions, CloudWatch/Grafana, Docker

Skills

  • Substantive Python experience in production or enterprise environments — we're looking for engineers who have designed, built, and maintained Python systems with real operational accountability, not solely scripting or automation
  • PostgreSQL experience is required. Candidates without direct PostgreSQL experience will be considered where they can demonstrate equivalent depth with a comparable relational database system
  • Hands-on AWS infrastructure management experience, including provisioning and operating resources such as EC2 instances, RDS databases, VPCs, and related services
  • Experience with FastAPI
  • Experience with ClickHouse or other columnar/analytical datastores
  • Experience working in a security vendor environment, with exposure to large volumes of raw telemetry
  • Understanding of knowledge graphs and graph databases
  • Comfort using AI-assisted tooling thoughtfully — for example, to accelerate implementation backed by sound planning and detailed design — paired with strong engineering judgment about when and how to apply it
  • Experience managing, maintaining, and tuning PostgreSQL databases at scale
  • Familiarity with building modern CLI/TUI tooling
  • Familiarity working with Agentic/MCP technologies

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
  • Variable compensation and/or equity
  • Flexible time off
  • A comprehensive well-being program with two paid Wellbeing Days and two paid Volunteer Days per year
  • Three-week Work from Anywhere option

Company Overview

  • Proofpoint provides cloud-based email security, e-discovery, and compliance solutions for companies to protect sensitive business data. It was founded in 2002, and is headquartered in Sunnyvale, California, USA, with a workforce of 1001-5000 employees. Its website is http://www.proofpoint.com.
  • Company H1B Sponsorship

  • Proofpoint has a track record of offering H1B sponsorships, with 3 in 2026, 51 in 2025, 52 in 2024, 47 in 2023, 103 in 2022, 71 in 2021, 54 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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