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Senior Cloud Security Engineer

Kellton

full-remoteseniorcontractsecuritybackend United States 2 days ago via LinkedIn

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Tags

AWSCloud SecuritySIEMThreat HuntingDetection EngineeringIncident ResponsePythonInfrastructure as CodeMITRE ATT&CKCI/CD

About the role

Role Overview

Senior Cloud Security Engineer (100% Remote, Contract-to-Hire). You will help design forward-looking cloud security patterns in AWS, making secure implementation the default for engineering teams.

Responsibilities

  • Design & deliver cloud-native security solutions across AWS and SaaS to enhance visibility, strengthen protection controls, and enable automated detection & remediation.
  • Build code and Infrastructure as Code (IaC) to operationalize security controls using modern automation tooling.
  • Design, deploy, and manage highly available, secure, scalable cloud security services in production.
  • Integrate security into CI/CD pipelines and engineering workflows.
  • Translate security priorities into production systems by partnering with Information Security and engineering teams.
  • Research/prototype/validate new approaches and carry them through architecture, documentation, and production implementation.
  • Provide risk assessments and data-driven recommendations.
  • Identify systemic weaknesses and implement durable automated fixes to reduce recurring risk.
  • Evolve security engineering patterns (reference architectures, reusable patterns, automation frameworks).
  • Operate and improve security tooling (tuning, upgrades, integrations) and enhance resilience/observability/operational maturity.
  • Evaluate and promote new security standards, tools, and automation to increase scale and effectiveness.

Requirements

  • 3–5 years hands-on experience in cyber defense: threat hunting, detection engineering, or incident response in a cloud or enterprise environment.
  • AWS experience investigating activity using telemetry such as:
    • CloudTrail, IAM logs, VPC Flow Logs, CloudWatch
  • SIEM detection engineering: write and tune SIEM queries/detections; improve signal-to-noise and reduce false positives.
  • Threat hunting experience (hypothesis-driven, analyze data, document findings, recommend improvements).
  • Incident response support (log analysis, impact scoping, documentation, remediation steps).
  • Familiarity with attacker behaviors/frameworks such as MITRE ATT&CK and applying them to practical detection/investigation.
  • Scripting/automation with Python, PowerShell, or Bash.

Nice to Have

  • Experience with Sumo Logic.

About Kellton

Kellton is a technology services and consulting company (via its staffing/client network) focused on engineering solutions across cloud and security domains. The posting is for a Senior Cloud Security Engineer supporting AWS-focused security design and automation.

Scraped 4/9/2026

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