Senior Software Engineer-Cybersecurity R&D

Senior Software Engineer-Cybersecurity R&D

Job Category: Engineering

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

* * *

The Opportunity:

We are seeking a highly skilled Senior R&D Engineer to join our team working on Identity, Credential, and Access Management (ICAM) systems for the US Army and Department of Defense. The successful candidate will conduct hands-on research, provide technical expertise, and contribute to the development of innovative solutions in the ICAM domain.

Hybrid/remote options!

Responsibilities:

• Collaborate with government team lead, technical team lead, and other team members to perform research and identify solutions for ICAM-related systems.

• Provide input and feedback on ICAM policies and procedures within the US Army.

• Participate in DoD-level ICAM meetings and contribute to discussions. Oversee Army's PKI testing events as mandated by the DoD PKI PMO.

• Conduct security architecture assessments and threat modeling.

• Contribute to the development of verifiably-secure software and zero trust architectures.

• Engage in research activities related to cryptography, algorithms, and formal methods.

• Develop and maintain software using functional programming paradigms, primarily in Clojure.

• Design and implement REST APIs and backend systems for web applications.

• Collaborate with team members in a remote environment, turning high-level project guidance into actionable tasks.

Qualifications:
Required: 

• Typically has a University Degree (BA/BS) or equivalent experience and minimum 7 years of related work experience.

• Active DoD Secret Clearance

• Expertise in security domains, including cryptography, network security, and zero trust architecture

• Experience with functional programming languages (Clojure preferred) and software design in a functional paradigm

• Strong background in algorithms, formal methods, or related academic/professional research

• Proficiency in relational databases (e.g., PostgreSQL) and complex SQL queries

• Experience with Linux, shell scripting, Git, and containerization technologies

• Excellent communication, presentation, and collaboration skills

Desired:

• Experience with post-quantum cryptography

• Knowledge of PLT/compiler design

• Familiarity with modeling complex systems using graph theory or category theory

• Experience with Python and DevOps practices

• Background in security architecture and threat modeling

We encourage candidates with significant competencies in a majority of the listed qualifications, or extremely strong expertise in a smaller number of areas, to apply. Multiple positions are available for this project.

If you are passionate about cutting-edge research in ICAM systems and have a strong background in security and software engineering, we invite you to join our team and contribute to critical projects for the US Army and Department of Defense.

-

______________________________________________________________________________

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 takes pride in fostering a diverse and accessible culture where every individual feels supported to chart their own path. 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.

Your potential is limitless. So is ours.

Learn more about CACI here.

______________________________________________________________________________

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. Learn more here.

The proposed salary range for this position is:

$98,500 - 206,800 USD

CACI is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, age, national origin, disability, status as a protected veteran, or any other protected characteristic.