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Senior Cybersecurity Engineer

Alexandria, VA💼 Full-time💰 $155,000–$155,000🗓 2026-07-15 → 2026-07-31

Core

Develop, manage, and maintain the security posture of cloud-based information systems with a focus on SIEM validation, continuous exposure management, and Authorization to Operate (cATO) support.

Role type

Senior Cybersecurity Engineer (Cloud & SIEM)

Builds

Cloud security posture, detection engineering rulesets, and compliance workflows for AWS environments.

Domain

Cloud Security / Cybersecurity / Compliance

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

SIEM validation and tuning, behavioral analytics, AWS infrastructure security, cloud architecture evaluation, containerized application security, automated configuration drift monitoring, cATO workflows, technical evaluation of system design

Preferred skills

AI-assisted RMF tools, Infrastructure-as-Code (Terraform), container security (Kubernetes, Docker), DevSecOps pipelines, technical guidance to cloud engineers

Technologies

AWS, Splunk, Terraform, Kubernetes, Docker, GuardDuty, VPC Flow Logs, CloudTrail

Responsibilities

Conduct technical evaluations of information systems design, containerized applications, and cloud architecture; Validate log ingestion efficacy across IaaS, OS, and application layers; Develop, test, and deploy custom detection engineering rulesets within the SIEM; Utilize automated tools to monitor cloud environments for configuration drift; Leverage AI-assisted RMF tools to identify compliance gaps; Support continuous exposure management and cATO workflows; Coordinate security control implementation with system administrators and cloud engineers

Seniority

Senior, hands-on IC

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