Full Stack Software Engineer

The Opportunity:

We are seeking a talented and motivated Software Engineer to join our dynamic team. As a key contributor you will design develop and maintain innovative software solutions that meet modern industry standards. You will be responsible for writing clean scalable code troubleshooting technical issues and optimizing system performance. A strong understanding of cloud computing APIs and software architecture is highly desirable. If you are passionate about technology and eager to make an impact we would love to hear from you!

Responsibilities:

• Modernize Architecture: Design and deploy scalable microservices moving away from monolithic structures toward event-driven serverless solutions.
• Full-Stack Development: Build modern user interfaces using React and develop high-performance services using Python with FastAPI or Flask.
• Data Lake Management: Architect solutions for the collection governance and processing of Very Large Data Sets (VLDS) within a modern data lake environment.
• CI/CD Leadership: Implement and manage robust automated pipelines using GitLab CI/CD (or Jenkins) to ensure seamless delivery and high code quality.
• Testing Excellence: Maintain high reliability through comprehensive unit (pytest/Jest) system and integration testing.

Qualifications:

Required:

• Bachelors degree in computer science or related field
• 5 years of experience in object-oriented (OO) languages with expertise in Python
• Must possess an active TS/SCI security clearance with Polygraph

Full-Stack & Backend Development

• UI: Extensive experience with React for building responsive modern front-end applications.
• Service Development: Mandatory expertise in Python.
• Frameworks: Hands-on experience with lightweight frameworks such as FastAPI or Flask.
• Architecture: Proven track record in Microservices and modern design patterns.

AWS Cloud & Serverless (Primary Focus)

• Compute: Expert-level knowledge of AWS Lambda and Step Functions.
• API Management: Practical experience with Amazon API Gateway.
• Storage & Search: Proficiency with S3 DynamoDB and OpenSearch.
• Note: Experience with ECS/EC2 is beneficial but the priority is serverless architecture.

Data Storage & Management

• Relational: Deep proficiency with PostgreSQL.
• NoSQL: Experience with MongoDB.
• Cloud Storage: Broad understanding of AWS or Azure storage ecosystems.

Build Tools & DevOps

• CI/CD: Strong experience with GitLab CI/CD (preferred) or Jenkins.
• Build Ecosystem: Proficiency with NPM (front-end) Maven and Gradle (backend/dependency management).

Desired:

• Experience in DevSecOps environments.
• Familiarity with cloud-native security best practices within a cleared environment.
• Experience handling VLDS (Very Large Data Sets) in a production setting.
• IAT Level II or III certification (i.e. Security CISSP or CASP)

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.