Senior Software Engineer

The Opportunity:

Join our team as a Senior Software Engineer supporting Department of War (DoW) PPBE (Planning Programming Budgeting and Execution) applications. Youll help build and sustain mission-critical defense financial and planning systems that modernize how the DoW plans programs budgets and executes operations. End-to-end software architecture is yours to own from traditional full-stack development to integrating agentic AI capabilities such as LLM-enabled features and intelligent document processing and more. Strong engineering fundamentals and federal-sector experience are essential because this position helps balance a growing team by setting the standard for design testing code review and ownership. Work is performed in both unclassified and classified environments.


Responsibilities:

• Design build and maintain full-stack applications using modern technologies such as React TypeScript NodeJS Python
• Lead by example in sound software design automated testing code review and ownership of delivered work
• Mentor and support junior developers through code reviews pairing and technical guidance
• Integrate AI-enabled features into production systems including LLM/GenAI APIs (OpenAI Anthropic Bedrock) RAG pipelines and agentic workflows alongside the teams established patterns
• Architect reliable API integrations with strong error handling and graceful degradation
• Troubleshoot and resolve system defects
• Address security vulnerabilities and ensure compliance with DoW cybersecurity standards
• Participate in CI/CD pipelines (GitLab) and collaborative development workflows
• Document technical implementations and stay current with relevant technology developments
  

Qualifications:

Required:

• Active Secret or Top Secret clearance
• Security certification
• Bachelors degree in Computer Science Data Science Mathematics or a related STEM field
• 10 years of professional software development experience across the full SDLC
• Direct recent experience delivering software in the federal sector (DoD/DoW or other federal agencies) with an understanding of the constraints of federal environments
• Direct experience with our technology stack: Python and JavaScript/TypeScript plus React NodeJS and/
• Demonstrated engineering discipline: sound design testing code review and ownership
• Experience with RESTful APIs and system integration
• Proficiency with Git version control and CI/CD pipelines
• Experience with containerization (Docker Kubernetes) and at least one major cloud platform (AWS Azure or GCP)
• Strong written and verbal communication skills
  
  

Desired:

• Interest in or exposure to AI-enabled software engineering including
• LLM APIs prompt engineering RAG architectures agentic patterns vector databases (Chroma Weaviate pgvector) orchestration frameworks (LangGraph Agno CrewAI) LLM observability (Phoenix LangFuse LangSmith)
• Knowledge of DoD PPBE processes defense budget formulation (POM BES J-Books FYDP) or DoD financial systems (e.g. NGRMS GFEBS DAI DEAMS)
• Experience with AWS GovCloud AWS Bedrock or Azure OpenAI Service
• Working knowledge of Kubernetes Terraform or other IaC tools
• Familiarity with ATO processes NIST frameworks or FedRAMP
• Familiarity with Agile methodologies (Jira)
  
  
  

What You Can Expect:

A culture of integrity.

At CACI we place character and innovation at the center of everything we do. As a valued team member youll be part of a high-performing group dedicated to our customers missions and driven by a higher purpose to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. Youll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together we will advance our nations most critical missions build on our lengthy track record of business success and find opportunities to break new ground in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including but not limited to geographic location Federal Government contract labor categories and contract wage rates relevant prior work experience specific skills and competencies education and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI you will receive comprehensive benefits such as; healthcare wellness financial retirement family support continuing education and time off benefits.

Since this position can be worked in more than one location the range shown is the national average for the position.

The proposed salary range for this position is:

CACI is anEqualOpportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex pregnancy sexual orientation age national origin disability status as a protected veteran or any otherprotectedcharacteristic.