Senior Data Scientist / AI Machine Learning Research Engineer
Company websitecaci.com (CACI, opens in new tab)
Base salary $113,200 to $237,800
Employer-published annual base salary, USD. Advertised base range in Sterling, VA
You apply on the employer's own site. Six Figure Work does not handle applications.
- LocationSterling, VA
- WorkplaceOn-site
- Status at last checkSource accepting applications when checked
- Last checked (1 h ago) · observed since
About this job
The Opportunity:
CACI has an exciting new opportunity for a Senior AI and Machine Learning Research Engineer. Apply machine learning, statistics, to develop algorithms to solve challenging problems, signal processing, and computer networking domains. In this role, you'll leverage your strong foundation in machine learning, data science, and signal processing to solve complex challenges in the RF domain.
Responsibilities:
1. Strong mathematical foundation in statistics, linear algebra, and calculus with demonstrated ability to understand and implement machine learning algorithms from first principles rather than solely relying on pre-built libraries.
2. Proficiency in designing and building data pipelines, including experience with ETL processes, data warehousing solutions, and optimizing workflows for large-scale data processing.
3. Hands-on experience with cloud-based infrastructure (e.g., AWS, Azure, GCP) for deploying ML solutions, including containerization, orchestration, and CI/CD pipelines for model deployment.
4. Programming expertise in Python and SQL, with experience using data engineering frameworks (e.g., Spark, Airflow) and ML libraries (e.g., TensorFlow, PyTorch, scikit-learn).
5. Demonstrated experience in establishing ML governance practices, including version control for datasets and models, experiment tracking, model monitoring, and implementing reproducible research principles.
Qualifications:
Required:
Master’s degree in quantitative field with mathematical underpinnings and at least 7 years’ experience.
Experience developing models,.
Strong background in machine learning, mathematics and statistics.
Comfortable using Linux operating systems and commonly used Linux utilities.
Must be a US Citizen with the ability to obtain, maintain and/or transfer the required security clearance as dictated by the contract
Must have active Top Secret Clearance with the ability to obtain SCI with Polygraph
Desired:
Ph.D. in computer science, computer engineering, or machine learning, Statistics, applied mathematics or Physics.
Experience applying machine learning to signal processing and/or other time-series data analysis applications.
Knowledge of or experience with information theory, probability theory, parametric and non-parametric statistical tests.
Familiarity with concepts and techniques associated with adversarial AI and AI/ML assurance.
Active Top Secret/SCI clearance preferred.
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:
$113,200 - $237,800CACI 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.
Source: CACI on Workday · View original posting (opens in new tab)
Pay in context
This role's base floor ($113,200) is above 19% of the 271 Data & ML roles in Virginia listed on this site; 1 other lists the same floor. Their median floor is $150,000; the middle half runs from $119,700 to $187,000.
Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 7, 2026.
This listingSenior Data Scientist / AI Machine Learning Research Engineer$113,200 to $237,800
AI Cloud Platform Engineer$114,600 to $252,100
Business Development Manager-USAF/USSF$114,600 to $252,100
Oracle Cloud Solution Architect$114,600 to $252,100
Senior Staff AI/ML Engineer$114,600 to $252,100
AI Engineer$114,600 to $252,100
Senior Proposal Solution Architect$114,600 to $252,100
Chart as a table
| Role | Published base |
|---|---|
| Senior Data Scientist / AI Machine Learning Research Engineer (this listing) | $113,200 - $237,800 |
| AI Cloud Platform Engineer | $114,600 - $252,100 |
| Business Development Manager-USAF/USSF | $114,600 - $252,100 |
| Oracle Cloud Solution Architect | $114,600 - $252,100 |
| Senior Staff AI/ML Engineer | $114,600 - $252,100 |
| AI Engineer | $114,600 - $252,100 |
| Senior Proposal Solution Architect | $114,600 - $252,100 |
Observed changes
- First observed on the employer's board
- Began meeting the published-salary criteria
- Observed since
- Employer-stated posting date
- 2026-06-03
Where this pay comes from
Location as the employer wrote it: Sterling, VA, US
$113,200 - $237,800
- Method
- Employer text, read with fixed rules and re-verified
- Checked
- Rule set
- us-base-v2
The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.
What we verified
- The pay figures come from the employer's own listing, quoted exactly above.
- The pay is an annual base salary in US dollars with a minimum of at least $100,000.
- The role was publicly listed on the employer's job board when last checked.
We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.
