Senior Security Engineer: IL5 DoD Cloud Architect (Remote)

DecisionPoint Corporation; Reston (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

DecisionPoint Corporation is seeking a Senior Security Engineer to design and implement secure architectures for enterprise cloud-hosted platforms supporting federal and DoD-aligned missions. The role covers IL5 controls, SSO integration, STIG alignment, and vulnerability reduction across complex systems.

The candidate will mentor junior staff, contribute to security engineering standards, and lead secure deployment practices and continuous monitoring initiatives in a fully remote,

Qualifications

• Minimum 10 years of experience in security engineering, cybersecurity, or secure systems design.
• Experience implementing IL5 or equivalent high-impact cloud security controls.
• Experience applying STIGs, secure configuration baselines, and hardening guidelines.
• Experience designing secure SSO, certificate management, and authentication integrations.
• Experience performing security testing, vulnerability assessments, and remediation planning.
• Experience supporting secure cloud deployments and modern enterprise architectures.

Responsibilities

• Design secure system architectures and cloud configurations in alignment with federal and DoD security requirements.
• Implement IL5 controls, security baselines, and environment hardening across systems, applications, and cloud resources.
• Apply STIG requirements and secure configuration checklists to cloud, OS, network, and application components.
• Support secure single sign-on (SSO) integration, identity federation, certificate management, and authentication workflows.
• Develop and maintain secure configuration baselines, encryption standards, and boundary protection controls.
• Conduct security assessments, security testing, and vulnerability analysis to identify and remediate risks.
• Review code, configurations, and deployment patterns for secure implementation.
• Collaborate with cloud engineers, DevSecOps teams, and system owners to ensure secure deployment practices and change controls.
• Participate in continuous monitoring activities including log review, alert triage, scanning, and compliance updates.
• Provide detailed technical recommendations for remediation and mitigation strategies.
• Support audit activities, authorization testing, and security documentation updates.
• Produce architecture diagrams, security implementation plans, and technical design documentation.
• Mentor junior engineers and contribute to organizational security engineering standards.

Skills

Security engineering

Cloud security

IL5 security

SSO integration

Identity federation

Certificate management

Vulnerability assessment

RMF/NIST SP 800-53

SIEM

Kubernetes hardening

Education

Bachelor's degree in Computer Science, Engineering, Cybersecurity

Tools

STIG compliance tooling

PKI management

Cloud security tooling (AWS)

Job description

DecisionPoint Corporation is seeking a Senior Security Engineer to design and implement secure architectures for enterprise cloud-hosted platforms supporting federal and DoD-aligned missions. The role covers IL5 controls, SSO integration, STIG alignment, and vulnerability reduction across complex systems.

The candidate will mentor junior staff, contribute to security engineering standards, and lead secure deployment practices and continuous monitoring initiatives in a fully remote,