About Concept Plus
Concept Plus is a mission-focused technology solutions provider that transforms IT concepts into impactful solutions for federal agencies. Headquartered in Fairfax, VA, we bring the agility, responsiveness, and customer intimacy of a small business combined with the quality and infrastructure of a larger firm.
Recognized as an award-winning Oracle partner, we have delivered innovative solutions across Defense, Intelligence, Civilian, Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure mission outcomes with certainty.
We offer competitive pay, comprehensive health, dental, and vision insurance, paid life insurance, paid time off, 11 paid holidays, performance bonuses, tuition reimbursement, unlimited training, and the opportunity to thrive in a collaborative, flexible, and innovative environment.
For more information, visit www.conceptplus.com.
About the role
Concept Plus is seeking a Senior Software Systems Engineer to support CI/CD DevSecOps delivery for client IT systems. This role provides technical leadership across system design, integration, and delivery, ensuring scalable, secure, and reliable solutions across development, security, and operations.
This position requires a strong understanding of client IT processes and technology stack, including DevSecOps CI/CD pipelines, Cloud One environments, and Oracle/Java-based systems operating across classified and unclassified DISA and cloud environments.
The Senior Software Systems Engineer works across multiple Scrum teams and a Kanban-based Operations & Maintenance (O&M) workstream to ensure system architecture, interfaces, and integrations are aligned and efficiently progressing through the DevSecOps pipeline. This role guides technical decision-making, manages system dependencies, and ensures solutions remain aligned with program priorities and mission objectives.
What you'll do
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Lead system design, architecture, and integration across multi-tier, distributed applications
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Ensure solutions align with DevSecOps CI/CD pipelines, enabling continuous integration, testing, and deployment
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Collaborate with development, DevSecOps, Cloud Engineering, QA, and security teams to ensure end-to-end system performance and reliability
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Define and maintain system interfaces, data flows, and integration patterns
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Support requirements analysis and decomposition, ensuring technical feasibility and alignment with system architecture
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Guide development teams on best practices for scalability, performance, and security
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Oversee integration of applications across cloud and on-premise environments
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Identify and mitigate technical risks, system dependencies, and performance bottlenecks
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Ensure alignment with client standards and compliance requirements across classified and unclassified environments
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Contribute to technical documentation, system diagrams, and architecture artifacts
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Develop and maintain automated CI/CD pipelines (GitLab CI, Jenkins, Azure DevOps) to build, test, and deploy applications.
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Embed security tools for code analysis (SonarQube) and container scanning (Docker/Kubernetes) within pipelines to ensure compliance.
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Utilize tools like Terraform, Ansible, or Bicep to provision and manage cloud/hybrid infrastructures.
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Implement RMF (Risk Management Framework), STIGs, and Zero Trust principles to meet Department of Defense Cybersecurity standards.
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Collaborate on architectural design to ensure systems are deployable and scalable, often supporting DoD Programs.
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Guide junior engineers in DevSecOps practices, automation techniques, and secure coding principles.
Qualifications
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Secret – Fully Cleared Only, must confirm clearance is active
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DoD 8140 intermediate certification or DoD 8570 IAM Level II certifications or higher
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US Citizens Only
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Bachelor’s degree in IT, Engineering, or related field (or equivalent experience)
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8-10 years experience in software systems engineering, system architecture, or technical leadership roles
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Strong understanding of CI/CD pipelines and DevSecOps practices
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Experience designing and integrating enterprise or mission-critical systems
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Proficiency with Java or similar object-oriented technologies
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Experience working with cloud-based environments (e.g., AWS or similar platforms)
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Strong understanding of API design, system integration, and distributed architectures
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Ability to work across multiple teams and technical domains
Preferred
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Experience working with Agile development teams of 20+ FTEs and be familiar with Agile methodologies.
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Experience supporting DoD or Air Force systems
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Familiarity with Cloud One environments and secure DevSecOps practices
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Experience with Oracle or enterprise data platforms
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Knowledge of microservices architectures and containerization
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Experience operating across classified and unclassified (DISA/cloud) environments
Concept Plus is an Equal Opportunity Employer. As such, we will give your application full consideration without regard to your race, color, religion, sex, age, national origin, disability, veteran status, sexual orientation, gender identity, or any other classification protected by federal, state, or local law.
