AWS Security Engineer (Incident Response)

Peraton; Virginia, Great Falls Crossing (MN, VA); Remote; USD 80,000 - 128,000; Full time

Job summary

Peraton is seeking an Incident Response Engineer to join their Security Team supporting the Department of Homeland Security. This fully telework position involves leading incident responses, developing security documentation, and collaborating with various teams to enhance cybersecurity measures. Ideal candidates will have significant experience in incident response, cloud security, and relevant certifications.

Qualifications

• High school diploma and 6 years of experience.
• 5+ years of relevant IT experience.
• U.S. citizenship and ability to obtain DHS clearance.

Responsibilities

• Lead and coordinate responses to cybersecurity incidents.
• Develop and maintain Incident Response Plans.
• Conduct forensic analysis and post-incident investigations.

Skills

Incident response

Forensics

Root cause analysis

Cloud security

Communication skills

Education

High school diploma

Tools

Splunk

CloudTrail

GuardDuty

Cyber Security Assessment and Management (CSAM)

Job description

AWS Security Engineer (Incident Response)

Requisition ID: 2025-156967

Position Category: Cyber Security

Clearance: Public Trust

Responsibilities

Peraton is seeking an Incident Response Engineer to join our Security Team within the Department of Homeland Security (DHS) Datacenter Consolidation and Cloud Optimization (DCCO) program. This role supports incident response and cybersecurity operational compliance, ensuring our systems remain secure, compliant, and resilient. The position is fully telework-based with core hours from 9 am to 3 pm (EST), Monday through Friday. Applicants must reside and perform all work within the United States.

Day-to-Day Responsibilities:

Incident Response and Management:

• Lead and coordinate responses to cybersecurity alerts and incidents, ensuring rapid detection, analysis, containment, eradication, recovery, and post-incident recommendations.
• Develop, implement, and maintain Incident Response Plans following organizational policies and NIST guidelines.
• Conduct forensic analysis and post-incident investigations to identify root causes and suggest improvements.

Proactive Security Operations:

• Analyze system vulnerabilities, propose controls, and collaborate with engineering teams for remediation.
• Oversee cloud security posture (AWS) and recommend improvements.
• Maintain security documentation such as System Security Plans, Incident Response Plans, and SOPs.
• Develop and deliver security training for incident response and contingency planning.

Collaboration and Communication:

• Work with cybersecurity managers, ISSOs, and security personnel to implement security measures.
• Coordinate with engineering and IT teams on security incidents and strategies.
• Effectively communicate risks and remediation activities to clients and senior management.

Tool and Process Development:

• Create and maintain security tools, checklists, and templates (e.g., Splunk, CloudTrail, GuardDuty, Swim Lane).
• Use tools like Cyber Security Assessment and Management (CSAM) for risk management and compliance monitoring.

Qualifications

Basic Qualifications:

• High school diploma and 6 years of experience.
• U.S. citizenship and ability to obtain/maintain a DHS EOD clearance (required prior to start).
• 5+ years of relevant IT experience.
• Experience with incident response, forensics, and root cause analysis.
• Knowledge of security measures, NIST guidelines, and RMF.
• Experience with cloud security, including FedRAMP and AWS.
• Strong communication skills and stakeholder engagement experience.
• Ability to influence security practices across teams.

Desired Certifications:

• GCIH, CISSP, CISM, AWS Security Professional, CCSP, GISCP, or GSEC.

About Peraton

Peraton is a national security company providing mission-critical solutions globally, supporting government agencies and military branches. We solve complex challenges to keep people safe and secure. Learn more at peraton.com.

Salary Range

$80,000 - $128,000, based on experience and other factors.

EEO Statement

Peraton is an equal opportunity employer, including disability and protected veterans.