Senior Software Systems Engineer (TS/SCI) | Java & Cloud Architect

Power3 Solutions; Maryland; On-site; USD 240,000 - 280,000; Full time

Benefits offered by this job

Health & Wellness benefits

401(k) with employer contribution

Professional development

Job summary

Navius is seeking a hands-on Senior Software Systems Engineer (Level 3) to support mission-critical programs in Annapolis Junction, MD. This role focuses on driving software-heavy systems from concept to delivery in highly secure environments and shaping complex architectures, integrating scalable software solutions, and ensuring end-to-end technical alignment.

If you’re a systems engineer with deep experience in software engineering environments, strong SOA expertise, and a passion for

Qualifications

• Active TS/SCI clearance with polygraph required.
• 20+ years of Systems Engineering experience in software-driven environments.
• Experience leading full-lifecycle engineering for complex software or hybrid systems.
• Strong familiarity with SOA, Agile development, and DevSecOps environments.

Responsibilities

• Lead IPTs for designing and developing complex software-centric capabilities.
• Implement SOA solutions and develop system/service views.
• Perform Data Engineering of structured and unstructured datasets.
• Participate in software design reviews, CCB meetings, and technical milestone events; coordinate cross-discipline resolutions.
• Develop and maintain interface definitions, control documents, and configuration baselines.
• Lead or support verification, validation, and test planning to ensure system deliverables meet requirements.
• Apply knowledge of IA technologies to systems designs.
• Contribute to technical assessments and software risk management.
• Use modeling, simulation, and prototyping tools to reduce risk and improve outcomes.
• Ensure documentation and change control processes are complete and traceable.

Skills

Java development

Spring Boot

microservices

SOA

DevSecOps

AWS

Education

Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, or a related field

Tools

AWS Certification

Job description

Navius is seeking a hands-on Senior Software Systems Engineer (Level 3) to support mission-critical programs in Annapolis Junction, MD. This role focuses on driving software-heavy systems from concept to delivery in highly secure environments and shaping complex architectures, integrating scalable software solutions, and ensuring end-to-end technical alignment.

If you’re a systems engineer with deep experience in software engineering environments, strong SOA expertise, and a passion for