Senior Software Architect – Systems Integration & Security

Senior Software Engineer

Think Tek LLC is a fast‑growing Certified SBA 8(a) and Service‑Disabled Veteran‑Owned Small Business (SDVOSB). We specialize in providing management and technology consulting services to support the business and technology modernization efforts of the Federal Government. Think Tek was formed to deliver tailored solutions around Program & Project Management, Strategic Planning, Systems Engineering, and IT Operations.

Think Tek is seeking a highly motivated Senior Software Engineer to support software architecture, engineering, and technical analysis for the program. The role requires expertise in software architecture, systems integration, code review, performance analysis, and cybersecurity considerations for modern enterprise and simulation environments.

• Provide software architecture and engineering subject‑matter expertise.
• Review and analyze high‑level architecture designs to ensure scalability, maintainability, and alignment with requirements.

• Decompose high‑level program requirements into detailed technical specifications.
• Evaluate potential GOTS and COTS solutions against program requirements.

• Review code developed by external vendors to ensure compliance with technical requirements and coding standards.

• Test and evaluate proof‑of‑concept applications and emerging technologies.
• Provide recommendations on technical feasibility and system integration.

• Analyze application performance, reliability, and security posture.
• Collaborate with cybersecurity teams to provide improvement recommendations.

• Review and assess architecture and design plans for integrating COTS/GOTS systems, APIs, middleware, communication protocols, and AI tools to ensure seamless data exchange and interoperability across simulations, software applications, and display systems.

• Investigate complex technical issues, system bugs, and operational anomalies.
• Provide recommendations for remediation.

• Develop or recommend centralized methods for data transfer between software systems.
• Incorporate end‑user feedback and program requirements into data architecture solutions.

• Document all:
  • Technical analyses
  • Requirement decompositions
  • Code reviews
  • Testing results
  • Troubleshooting findings
• Provide clear reports and recommendations to leadership.

• Strong expertise in software architecture, systems design, and technical analysis for complex software environments.
• Proficiency in modern programming languages (e.g., Python, Java, C++, JavaScript) with experience performing code reviews and quality assessments.
• Experience with system integration, including APIs, middleware, messaging frameworks, and communication protocols.
• Experience analyzing application performance, scalability, reliability, and security, and collaborating with cybersecurity teams on mitigation strategies.
• Experience designing or supporting data exchange architectures, including secure data transfer between distributed systems.
• Familiarity with software development lifecycle (SDLC), Dev Sec Ops  practices, and multi‑vendor development environments.

• Minimum Active Secret Clearance.

• Education:
  
  Bachelor’s degree in Computer Science, Software Engineering, Systems Engineering, Information Technology, or related technical discipline. Master’s degree in a related field is preferred.
• Experience:
  
  8+ years of experience in leading software engineering, software architecture, or systems engineering projects.

• Experience with DoD or Federal Government software programs.
• Familiarity with Model‑Based Systems Engineering (MBSE) tools.
• Knowledge of simulation environments or distributed simulation architectures.
• Experience working with cloud environments (AWS, Azure, or government cloud platforms).
• Familiarity with containerization and microservices architectures.
• Knowledge of AI/ML integration into operational systems.

Think Tek LLC is proud to be an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. Think Tek offers medical, dental, and vision insurance to all full‑time employees; PTO and a variety of other paid leave options are also available.

You can read more about Think Tek benefits at