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About the job

Job Title: Software Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

* * *

The Opportunity:

Join a mission-driven engineering team where your work directly supports critical national security programs. Software Engineer, you will build and enhance software that powers complex systems used across the intelligence community. If you enjoy solving challenging technical problems, collaborating with experienced engineers, and contributing to impactful solutions, this role offers an exciting place to grow your career.

Responsibilities

Translate user needs into clear software design and performance requirements.

Develop new features, improve existing capabilities, and contribute to overall system enhancements.

Debug and resolve software defects to improve reliability and performance.

Integrate software components into new or evolving systems and environments.

Create simple data queries and interfaces for databases and data repositories.

Recommend improvements to documentation, development standards, and engineering processes.

Design and implement algorithms that meet or exceed performance and functional expectations.

Support the creation and execution of software test procedures.

Write, maintain, and review technical documentation for software and systems.

Investigate system workflows, data usage, and operational challenges to develop effective software solutions.

Serve as a team lead when appropriate based on the project’s development methodology

Modify software to adapt to new hardware, correct errors, or enhance performance

Use scientific analysis and modeling to design, develop, and refine software systems.

Build complex queries and data interfaces for advanced data repositories.

Apply strong Python skills to develop robust, production‑ready applications.

Develop and maintain applications capable of supporting hundreds or thousands of users.

Apply modern AI development concepts—including prompt engineering, context management, structured outputs, and tool/function calling—to accelerate development.

Build resilient, scalable stream‑processing applications using modern messaging and event‑streaming platforms.

Utilize AI coding assistants to streamline code generation, refactoring, debugging, and automation.

Qualifications:

Required:

Active TS/SCI w/ Polygraph

3+ years of Software Engineering experience supporting programs of similar scope and complexity.

Bachelor’s degree in Computer Science or related discipline from an accredited institution.

Degree substitution: Four (4) additional years of SWE experience may substitute for a bachelor’s degree.

Desired

Experience with agentic workflows and multi‑agent orchestration.

Background in cybersecurity or familiarity with security operations workflows.

Experience deploying systems in AWS Cloud using Kubernetes.

Experience with GitLab CI/CD automation.

Hands‑on familiarity with retrieval systems (RAG, vector databases, semantic search).

Ability to analyze cybersecurity‑related data (network traffic, OS events).

Knowledge of SIGINT collection and analysis systems.

Experience supporting production CNO capabilities and operations.

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, you’ll be part of a high-performing group dedicated to our customer’s 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. You’ll 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 nation's 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.

The proposed salary range for this position is: $79,400 - $162,700

CACI is an Equal Opportunity 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 other protected characteristic.