PeratonRemote

AWS Cloud Security Engineer

United States of America

Full Time

4 days ago

$104,000 - $166,000 USD

No H1B

Key skills

AWS Cloud SecurityAWS Security Services IAMAWS Security Services GuardDutyAWS Security Services Security HubAWS Security Services AWS ConfigAWS Security Services CloudTrailAWS Security Services KMSAWS Security Services WAFAWS Security Services MacieAWS Security Services InspectorAWS Security Services Systems ManagerFedRAMP ComplianceNIST SP 800-53Risk Management Framework (RMF)System Security Plans (SSPs)Infrastructure as Code TerraformInfrastructure as Code CloudFormationAWS GovCloudAWS Networking Security VPCAWS Networking Security Security GroupsAWS Networking Security NACLsAWS Networking Security PrivateLinkAWS Networking Security Transit GatewayVulnerability ManagementZero Trust ArchitectureSIEM and Log Aggregation SplunkSIEM and Log Aggregation CloudWatchSIEM and Log Aggregation OpenSearchPython or BashFIPS 140-2/140-3 and TLSAWS Certified Security – Specialty or CISSPPython.NETBashAIAWSAzureTerraformECSEKSCloudFormationIAMCloudWatchBedrockAzure ADEntra IDSplunkCI/CDChange ManagementCollaborationCloud SecurityZero TrustWAF

About this role

Peraton is a national security company and enterprise IT provider supporting government agencies and the U.S. armed forces. The company is seeking an experienced AWS Cloud Security Engineer to design, implement, and operate security controls for a FedRAMP Moderate-authorized AWS infrastructure. The role focuses on cloud security operations, secure architecture, continuous compliance, ATO support, incident response, and DevSecOps collaboration.

Responsibilities:

Design and implement security architecture for AWS workloads aligned with FedRAMP Moderate baseline controls
Build and maintain security guardrails using AWS-native services (IAM, GuardDuty, Security Hub, Config, CloudTrail, KMS, WAF, Macie, Inspector)
Implement and manage Infrastructure as Code security controls (Terraform/CloudFormation) with policy as code
Support System Security Plans (SSPs), ATO activities, and POA&M remediation
Perform continuous monitoring, vulnerability scanning, patch management tracking, and monthly/annual assessment support
Configure and maintain centralized logging, SIEM integration, and audit trail retention per FedRAMP/NIST requirements
Implement least-privilege IAM policies, service control policies (SCPs), and cross-account access controls
Manage encryption at rest and in transit (KMS, ACM, TLS enforcement) per FIPS 140-2/140-3 requirements where applicable
Respond to security incidents, perform root cause analysis, and support cloud-specific incident response playbooks
Collaborate with DevOps/Platform teams to embed security into CI/CD pipelines (DevSecOps)
Maintain documentation for control implementation statements, architecture diagrams, and audit evidence
Support boundary definition and system categorization activities (FIPS 199) as required

Requirements:

- US citizenship required; ability to obtain and maintain a Top-Secret eligible clearance
- Minimum 8 years work experience with BS/BA in computer science, Information Systems, or a related field (or equivalent experience)
- 5+ years of hands-on AWS engineering experience, with 3+ years specifically in cloud security roles
- Demonstrated experience working within a FedRAMP Moderate or FedRAMP High, DoD IL4/IL5, or equivalent federal compliance environment
- Experience supporting or maintaining an SSP and RMF processes
- Experience with AWS GovCloud (US), AWS Commercial, or equivalent federal AWS environments
- Strong hands-on expertise with AWS security services: IAM, GuardDuty, Security Hub, AWS Config, CloudTrail, KMS, WAF, Macie, Inspector, and Systems Manager
- Solid understanding of NIST SP 800-53 Rev 5 control families (AC, AU, CM, IA, SC, SI, etc.) and the ability to map implementations to specific controls
- 3+ years of experience with Infrastructure as Code (Terraform and/or CloudFormation), including security scanning and policy-as-code tools
- Networking security fundamentals: VPC design, security groups, NACLs, PrivateLink, Transit Gateway, and network segmentation for compliance boundaries
- Experience with vulnerability management tools (AWS Inspector or similar) and remediation tracking
- Experience implementing Zero Trust Architecture (ZTA) in AWS
- Familiarity with SIEM/log aggregation tools (Splunk, AWS CloudWatch, OpenSearch, or similar) for security event monitoring
- Scripting ability in Python or Bash for automating compliance checks and remediation
- Understanding of encryption standards relevant to federal systems (FIPS 140-2/140-3, TLS 1.2+)
- One of the following certifications: AWS Certified Security – Specialty, or AWS Certified Solutions Architect – Professional (with a security focus), or CISSP, CISM, or Security+ (with strong AWS hands-on experience)
- Direct experience supporting a Peraton program or similar federal integrator (Leidos, Booz Allen, SAIC, General Dynamics IT, etc.)
- Familiarity with server and systems hardening software
- Experience with container security (ECS/EKS), including image scanning (ECR scanning) and runtime protection
- Experience with AWS Control Tower and multi-account landing zone security governance
- Experience automating compliance evidence collection for continuous ATO (cATO)
- Prior experience with change management processes in a regulated/audited environment
- Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related field
- Active security clearance
- Experience with AWS AI services (Amazon Bedrock)
- Experience with hybrid/multi-cloud architecture, including Azure (VNets, Azure AD/Entra ID, Azure Policy, ExpressRoute)
- Experience with Microsoft .NET
- Experience supporting ATO/continuous monitoring processes
- Familiarity with DevSecOps pipelines
- Familiarity with AI security and governance frameworks, national security/defense/critical infrastructure missions, and supporting federal agencies or large GovCon programs