Senior Cloud Security Engineer
Kellton
full-remoteseniorcontractsecuritybackend United States 2 days ago via LinkedIn
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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