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Junior Cyber Software Engineer

CACI


Yearly Salary: USD 69600 - 142700
Posted: 29 September 2026 (Yesterday)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Junior Cyber Software Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

* * *

he C5ISR Center Cybersecurity Division is seeking a highly motivated Junior Cyber Software Engineer to design develop and secure next-generation tactical cyber infrastructure and missioncritical defense solutions.
In this role you will apply Rust and other memorysafe systems-level languages to build efficient secure and resilient software across embedded architectures military ground vehicles and tactical networks. You will collaborate with a multidisciplinary engineering team to modernize the tactical cyber landscape reduce vulnerabilities and support critical
Secure Software Development
  • Develop clean safe and highly efficient code primarily in Rust with supplemental modules in C C or Go.
Vulnerability Mitigation
  • Redesign and harden legacy software modules using memorysafe architectures to mitigate memory-corruption exploits such as buffer overflows.
Embedded & Tactical Systems Integration
  • Support integration of software components with custom hardware invehicle data networks and tactical C5ISR communication systems.
Testing & Debugging
  • Review debug and test software using automated pipelines to meet strict design requirements and validate defense performance metrics.
Lifecycle & Documentation
  • Contribute to requirements analysis architecture development and creation of technical documentation aligned with DoD software engineering standards.

Required Qualifications & Skills
Education
  • Bachelors degree in Computer Science Software Engineering Computer Engineering or related STEM discipline.
Experience
  • 13 years of professional software development experience or equivalent military / coop experience.
Language Proficiency
  • Strong understanding of Rust fundamentals (safe/unsafe Rust ownership & borrowing rules concurrency).
  • Hands-on experience or working familiarity with C C or Go.
Technical Environment
  • Proficiency with Linux environments shell scripting and version control using Git.
Clearance
  • Active DoD Secret security clearance required and must be maintained.




Preferred & Desired Qualifications
  • Familiarity with memory-safe coding paradigms static analysis tools and cryptographic implementation approaches.
  • Exposure to embedded systems development hardware abstraction layers or real-time operating systems (RTOS).
  • Foundational understanding of DoD cybersecurity frameworks such as RMF and STIGs.
  • DoD 8140/8570 compliance (e.g. Security CE).

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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.

The proposed salary range for this position is:

$69600 - 142700 USD

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.

Required Experience:

Junior IC


About Company

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CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security miss ... View more

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