Software Engineer, Senior | Top Secret clearance w/SCI eligibility
American Systems2 days ago
Arlington, VA, USASenior
Responsibilities
- Design, develop, integrate, test, and support software components, APIs, services, adapters, deployment artifacts, automation scripts, and application interfaces.
- Support application onboarding by documenting architecture, dependencies, runtime, compute, storage, network, identity, API specifications, and deployment approaches.
- Create interface control documents, API specifications, schemas, message definitions, deployment manifests, test results, release notes, and runbook inputs.
- Implement integrations using APIs, message brokers, streaming services, secure file transfer, containers, service endpoints, configuration management, and secrets management.
- Apply DevSecOps practices including code reviews, automated testing, security scanning, release management, and change control.
- Support ABAC and identity integration using policy enforcement, service accounts, certificates, keys, secrets, and entitlements.
- Test integrations for functionality, data movement, error handling, performance, resilience, logging, auditability, failover, and operational readiness.
- Troubleshoot production defects, dependency gaps, deployment failures, interface errors, service availability issues, and data-flow interruptions.
- Improve reusable integration patterns, documentation, lessons learned, and automation to reduce onboarding time and improve mission reliability.
Requirements
- Active Top Secret clearance with SCI eligibility and the ability to obtain and maintain SAP access.
- Bachelor’s degree in computer science, software engineering, information technology, engineering, or a related discipline.
- 5 to 7 years of related experience in software engineering, software development, application integration, or a related technical field.
- DoD 8140 IAT II certification such as CompTIA Security+ or an equivalent security certification.
- One relevant software development or cloud certification, such as AWS Certified Developer - Associate, Microsoft Azure Developer Associate, or equivalent.
- Experience developing or integrating APIs, services, adapters, applications, message-based interfaces, streaming interfaces, secure file-transfer workflows, or containerized workloads.
- Working knowledge of the software development lifecycle, automated testing, configuration management, change control, version control, security scanning, and release management.
- Experience documenting application architecture, API specifications, schemas, message definitions, deployment manifests, dependencies, test results, release notes, and runbook inputs.
- Familiarity with cloud or hybrid hosting, identity integration, ABAC concepts, encryption, PKI, certificates, secrets management, logging, monitoring, and audit requirements.
- Experience supporting secure or mission-critical environments, including requirements traceability, authorization evidence, operational readiness, and production support.
- Experience with Java, Python, JavaScript/TypeScript, or C#, Git-based source control, automated testing, REST APIs, SQL, and Agile delivery tools.
- Ability to work independently and collaboratively with technical, mission, and Government stakeholders.
Benefits
- This requisition is for potential upcoming work and does not represent a current opening; qualified candidates will be contacted when the work and funding become available.
- The position supports mission engineering and integration work in a classified environment in Arlington, Virginia.
Tech Stack
Categories
About American Systems
AMERICAN SYSTEMS is an employee-owned federal contractor that provides IT, engineering, cybersecurity, test and evaluation, and training services to U.S. defense, intelligence, and civilian agencies. Founded in 1975 and headquartered in McLean, Virginia, it delivers program support across areas such as cloud and software engineering, digital engineering, and acquisition support, typically through long-term government services contracts as a prime or subcontractor.