Senior Cybersecurity Engineer – SIEM & Cloud Security (Hybrid)

Dark Wolf Solutions; Washington; Hybrid; USD 155,000 - 180,000; Full time

Job summary

Dark Wolf Solutions in the Washington, DC area is seeking a Senior Cybersecurity Engineer to design, evaluate, and implement security controls for cloud-based information systems, with emphasis on SIEM validation, continuous exposure management, and cATO support.

Responsibilities include testing containerized apps and cloud architectures, validating log ingestion (CloudTrail, VPC Flow Logs, GuardDuty), developing detection rules, and using RMF tools to map infrastructure as code to compliance.

Qualifications

• Bachelor’s Degree in Computer Science, Cybersecurity, or a related field.
• 10+ years of cybersecurity experience focusing on SIEM validation, tuning, behavioral analytics integrated with AWS, continuous exposure management, and cATO support.
• Hands-on knowledge with AWS and Splunk.
• Active IAT Level 2 certification with a preference for higher-level certifications.
• Experience evaluating information systems design, containerized apps, and cloud architecture.
• Experience using automated tools to monitor cloud environments for drift against Security Requirements Guides.
• US Citizenship and an active Top Secret clearance.

Responsibilities

• Conduct technical evaluations of information systems design, containerized apps, and cloud architecture.
• Validate the efficacy of log ingestion across IaaS, OS, and application layers (AWS CloudTrail, VPC Flow Logs, GuardDuty).
• Develop, test, and deploy custom detection rulesets within the SIEM.
• Use automated cloud security posture tools to monitor AWS for drift per Security Requirements Guide.
• Leverage RMF tools to ingest Terraform and system docs to identify compliance gaps for cATO.
• Support continuous exposure management and cATO workflows to maintain real-time authorization.
• Coordinate security control implementation and detection tuning with admins and cloud engineers.

Skills

SIEM validation

AWS

Splunk

Behavioral analytics

cATO support

Communication skills

Education

Bachelor’s Degree in Computer Science, Cybersecurity, or a related field

Tools

Terraform

GuardDuty

CloudTrail

RMF tools

Job description

Dark Wolf Solutions in the Washington, DC area is seeking a Senior Cybersecurity Engineer to design, evaluate, and implement security controls for cloud-based information systems, with emphasis on SIEM validation, continuous exposure management, and cATO support.

Responsibilities include testing containerized apps and cloud architectures, validating log ingestion (CloudTrail, VPC Flow Logs, GuardDuty), developing detection rules, and using RMF tools to map infrastructure as code to compliance.