External Job Posting Title Expert Cyber Security Engineer

Peraton; Chantilly (VA); On-site; USD 146,000 - 234,000; Full time

Job summary

Peraton is seeking a seasoned cybersecurity engineer to design, implement, and refine security services across the enterprise. You will shape both current and future architecture spanning identity, cloud, cross‑domain tech, and zero trust principles.

Responsibilities include collaborating with enterprise architects to document security architectures and roadmaps, and advising programs on solutions meeting ICD‑503 and future directives. Strong DoD‑level credentials and SCI eligibility are valued.

Qualifications

• 18 years in government or industry leading enterprise cyber security efforts including architecting, designing, developing and configuring cloud and on‑premise systems.
• DoD 8570 Level II (IASAE) certification or equivalent.
• TS/SCI clearance or ability to obtain SCI and pass a poly.
• Experience with cloud tech and zero trust across domains.

Responsibilities

• Design, implement, and refine enterprise‑wide security services.
• Define current and future security architecture across multiple domains.
• Provide guidance to programs to build secure systems aligned with ICD‑503.
• Develop security architectures, roadmaps, and investment strategies with enterprise architects.
• Advise programs on technical solutions to meet Zero Trust goals.

Skills

DoD 8570 Level II IASAE

TS/SCI clearance

Cloud security architecture

Zero Trust framework

Education

Master’s degree in engineering or related STEM field

18 years of cyber security engineering experience in lieu of degree

Job description

Responsibilities

Are you looking for a meaningful cybersecurity challenge where your expertise directly shapes the security of enterprise infrastructure? If you're passionate about large-scale security engineering and architecture, we want to hear from you.

What You’ll Do: As part of our cybersecurity team, you’ll play a key role in designing, implementing, and refining enterprise-wide security services. You’ll help define both the current (“As-Is”) and future (“To-Be”) security architecture across a wide range of areas, including:

• Identity and Credential Management
• Cross-Domain Technologies
• Cloud Security
• Microservices Baseline Definition
• Zero Trust Architecture
• Enterprise Audit and Data Integrity
• Secure Data Access
• Integration, Upgrades, and System Replacements

You’ll also provide technical guidance to help programs develop secure systems and applications—accelerating delivery by ensuring alignment with ICD-503 controls and future cybersecurity directives.

Key Responsibilities:

• Provide cybersecurity engineering support to teams developing new systems or upgrading legacy ones.
• Conduct independent product research and Analysis of Alternatives (AoA) to identify optimal security solutions.
• Lead and contribute to system concept development and early lifecycle phases, translating requirements and regulations into secure system designs.
• Collaborate with enterprise architects to develop and document Security Architectures, Roadmaps, and investment strategies.
• Advise programs on technical solutions and policy improvements to meet Zero Trust compliance goals.

Why Join Us? You’ll be part of a team that has a direct and lasting impact on the organization’s cybersecurity posture—working with advanced technologies and helping shape the future of secure enterprise architecture.

Qualifications

Skills and Experience:

Required:

• Master’s degree in engineering, Computer Science, Information Technology, Management Information Systems, or related STEM degree program, or 18 years of experience as a Cyber Security Engineer in lieu of degree.
• 18 years of working experience in government or industry leading enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise-based systems and software.
• Experience engineering Cyber Security solutions using Cloud Based Technology such as: Service Orientated Architecture (SOA), On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service, Software as a Service (SaaS), Platform as a Service (PaaS), and Infrastructure as a Service (IaaS).
• DoD 8570 Level II (IASAE) certification compliance
• TS/SCI clearance adjudication or ability to obtain SCI and pass a poly.

Desired:

• Experience engineering Cyber Security solutions using structured and unstructured Big Data.
• Experience engineering Cyber Security solutions using Automation, Augmentation and Artificial Intelligence technologies.
• Experience establishing a mature Zero Trust framework in one or more of the seven DoD ZT pillars:user, device, data, application/workload, network/environment, visibility and analytics, and automation and orchestration.

Target Salary Range

$146,000 - $234,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.