Staff AI/ML Engineer
Company: CACI
Location: Philadelphia
Posted on: April 5, 2026
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Job Description:
Job Title: Staff AI/ML Engineer Job Category: Science Time Type:
Full time Minimum Clearance Required to Start: TS/SCI Employee
Type: Regular Percentage of Travel Required: Up to 10% Type of
Travel: Local Anticipated Posting End: 9/30/2026 The Opportunity:
This position is for a Staff AI/ML Engineer looking for new
challenging problems. You should have experience working in
research teams prototyping and developing AI/ML algorithms. You
will support the development of AI/ML algorithms in a multitude of
disciplines including object detection/classification, natural
language processing, time series prediction/classification,
reinforcement learning, and large language models.
Responsibilities: Implement machine learning algorithms as part of
a small interdisciplinary team Analyze large multi-domain datasets
including images, text, time series, and graph data Review and
apply cutting-edge research publications Create technical
documentation and user guides Understand training and deployment
pipelines including AWS services Provide training and mentoring to
team members Qualifications: Required: B.S. in machine learning,
computer science, mathematics, or related field 8 years of AI/ML
development experience Proficiency with Python and ML libraries
such as PyTorch, Lightning, OpenCV, NumPy, Polars Experience with
supervised and unsupervised learning Experience with deep learning
architectures Experience contributing on a team using version
control (e.g. git, GitLab, Bitbucket) Active TS/SCI U.S. Government
Security Clearance Desired: M.S. or PhD in relevant technical field
Experience leading interdisciplinary teams Experience with MCP,
Microsoft Agent Framework, HuggingFace, LangChain, OpenCV
Experience with GenAI Ops techniques (e.g. LLM-as-a-judge) and
frameworks (e.g. LangFuse, MLFlow, Arize Phoenix) Experience with
LLMs, Transformers, YOLO, GANs, Reinforcement Learning Linux and
AWS experience Experience with CUDA and Python libraries such as
CuPy, Numba, CuSignal, CuDF, etc. Experience in application
deployment, virtualization, and containerization (e.g. Podman,
Docker, Kubernetes, Rancher) Familiarity with using AWS cloud
computing resources such as EC2, S3, Lambda, etc. - 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. 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:
$98,500-$206,800 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.
Keywords: CACI, Harrisburg , Staff AI/ML Engineer, IT / Software / Systems , Philadelphia, Pennsylvania
