Senior Security Engineer

Perfict
Boston, MA

Job Title : Senior Security Engineer

Location: Boston, MA

Type : Hybrid 3 days onsite required

Contract: 6+ months with extensions


Roles & Responsibilities

  • 5+ years of experience across security engineering, software engineering, or data engineering
  • Strong programming skills in languages such as Python, Go, or similar
  • Hands-on experience with cloud platforms and modern infrastructure (AWS, Kubernetes, containers, IaC)
  • Background in centralized logging, SIEM tools, and data pipeline development
  • Familiarity with Git-based workflows and CI/CD automation
  • Understanding of threat actor behaviors, tactics, and techniques
  • Proven experience detecting, investigating, and responding to security incidents
  • Strong communication skills with the ability to collaborate and provide technical direction
  • Self-starter mindset with the ability to make independent decisions
  • Interest in applying AI/ML to cybersecurity challenges
  • Commitment to continuous learning and staying current in the field


Technical Skills

  • The team is particularly focused on candidates with experience in modern cloud security platforms, with a strong preference for Wiz. However, comparable tools such as CrowdStrike or similar cloud/endpoint security solutions are also highly relevant.
  • Additional exposure includes:
  • AWS security and cloud-native controls
  • Identity and access management tools such as Okta
  • Endpoint and device management, including Mac and mobile environments
  • Building and scaling detection capabilities


Core Responsibilities

  • Build and enhance scalable detection capabilities using an engineering-first approach
  • Develop and maintain systems that identify and mitigate threats across the organization
  • Create detection logic as code (rule-based and ML-driven), incorporating automated testing and deployment pipelines
  • Manage incident response end-to-end, including monitoring, triage, and resolution (on-call participation required)
  • Improve detection and response processes through automation and AI-driven solutions
  • Ingest and structure security telemetry to support efficient querying, analytics, and investigations
  • Monitor evolving threats and implement controls to address new and emerging risks
  • Collaborate with engineering teams to integrate security into cloud-native architectures

Preferred / Nice-to-Have

  • Experience with Detection as Code frameworks
  • Strong foundation in data engineering or data science concepts
  • Experience building detection-focused data pipelines
  • Familiarity with analytics-driven or metrics-based security approaches (e.g., precision/recall)

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