Senior Cybersecurity Engineer

We are an employee-centric company that truly values our team members and the contributions they make to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and on building teams that are and continue to be technically proficient across a broad range of cyber mission areas. OneZero full-time employees receive a highly competitive benefits package including health dental vision and life insurance a 401(k) with company matching paid time off and holidays an employee referral program and educational assistance. Additional details are available on our website: Title: Senior Cybersecurity Engineer

Location: On-site in a SCIF in the National Capital Region (NCR) Nebraska Avenue Complex Washington DC (work locations transitioning to ICCB Bethesda / St. Elizabeths). Telework is not authorized; a designated Key Person must be available on-site during core hours

Clearance: TS/SCI

Job Summary

Provides technical leadership for cybersecurity architecture cloud security engineering Zero Trust AI security and DevSecOps integration across DHS Intelligence Enterprise environments.

Education and Experience:

• Bachelors degree in Engineering Cybersecurity or related field or a minimum of 14 years equivalent job experience working in an enterprise infrastructure security and engineering role.

• Minimum of 10 years of security engineer experience.

• Previous experience (at least 4 years) with performing security engineering in a cloud environment specifically supporting AWS.

• 10 years of experience in cybersecurity engineering.

• Experience with cloud security and hybrid environments.

• Required: AWS certification CISSP Scrum (Agile/DevSecOps related)

• Preferred: Linux system administration networking and cloud proficiency.

• Preferred Certifications: Azure/O365 cloud certs

• Proficiency in Tenable and equivalent products.

• Proficiency in static code analysis.

• DOD STIG/CIS Benchmark proficiency.

• Understand the full security engineering lifecycle from requirements to deployment.

• Knowledge of IaaS PaaS and SaaS architectures.

Essential Duties:

• Subject matter expert for the organization in security standards and best practices.

• Regularly perform security audits vulnerability analysis and provide reports.

• Assess and recommend scalable flexible and resilient cloud architectures incorporating IT security AI considerations and safeguarding requirements.

• Develop best practices and security standards for the organization.

• Architect design & implement Zero Trust solutions.

• Develop maintain and troubleshoot scripts to facilitate the integration and automation of security requirements throughout DevSecOps activities.

• Review and recommend improvements in Enterprise Audit sharing agreements processes and technologies between client and other federal agency systems.

• Design implement and improve secure system architectures aligned with DHS and IC requirements.

• Perform system hardening security configuration and vulnerability mitigation for enterprise platforms and mission systems.

• Integrate security controls into DevSecOps pipelines automation frameworks and Agile system development processes.

• Evaluate deploy and integrate cybersecurity tools and technologies to enhance continuous monitoring and situational awareness.

• Collaborate with cross-functional teams to embed cybersecurity engineering practices throughout the system lifecycle.

OneZero Solutions LLC is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age pregnancy genetic information disability status as a protected veteran or any other protected category under applicable federal state and local laws.

To request an accommodation please contact us at or call .

Required Experience:

Senior IC