Full Stack Developer (C#) Job at Dormont Manufacturing Co in Ashburn

Job Title: Full Stack Developer (C#)
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: None
Employee Type: Regular
Percentage of Travel Required: Up to 10%
Type of Travel: Local
* * *
THE OPPORTUNITY
CACI is seeking a C# Software Engineer to join our BEAGLE (Border Enforcement Applications for Government Leading-Edge Information Technology) Agile Solution Factory (ASF) Team supporting Customs and Border Protection (CBP) client located in Northern Virginia!
Join this passionate team of industry-leading individuals supporting best practices in agile software development for the Department of Homeland Security (DHS). You will support the men and women charged with safeguarding the American people and enhancing the nation’s safety and security.
RESPONSIBILITIES
In this hands‑on role, you will be instrumental in developing high-performance, cloud-native applications for critical CBP operations.
Leveraging your expertise in C# and the .NET ecosystem to build robust back-end microservices and APIs, and interacting with databases such as MongoDB, you will contribute to the entire software development lifecycle.
Your work will involve building resilient systems, integrating with technologies like Kafka for data streaming, and ensuring seamless deployment within a modern cloud environment.
WHAT YOU’LL GET TO DO
* Design, develop, and implement robust, scalable, and secure backend microservices and APIs using C# and the .NET ecosystem for critical CBP applications.
* Implement data solutions, integrating with and managing various data sources, including relational databases (e.g., PostgreSQL, Oracle) and NoSQL databases (e.g., MongoDB), as well as event streaming platforms like Kafka.
* Develop and deploy cloud-native applications, focusing on performance, scalability, and resilience within a modern cloud environment.
* Actively participate in all Agile Scrum ceremonies (e.g., daily stand‑ups, sprint planning, backlog refinement, sprint reviews, and retrospectives) and collaborate closely with product owners, stakeholders, and other developers.
* Promote and ensure high standards of code quality through rigorous code reviews, automated testing (unit, integration), and adherence to secure coding practices.
Contribute to the development and refinement of software engineering guidelines.
* Analyze complex project-related problems, provide innovative solutions, and troubleshoot system issues across development, test, and production environments with limited oversight.
* Contribute to the continuous improvement of existing products and the modernization of legacy backend systems, focusing on performance, maintainability, and scalability.
* Support the creation of technical designs, architectural documentation, and other artifacts related to backend services, data flow, and integrations.
* Act as a member of a product team, supporting teammates and collaborating to ensure collective product and team success, fostering a culture of shared responsibility.
QUALIFICATIONS
REQUIRED
Candidate must be available to work a hybrid schedule in Ashburn, VA.
* Must be a U.S.
Citizen with the ability to pass CBP background investigation, criteria includes, but not limited to:
* College degree (B.S.) in Computer Science, Software Engineering, Information Management Systems or a related discipline.
Equivalent professional experience will be considered in lieu of degree.
* Professional Experience: at least seven (7) years related technical experience in backend software design, development, and implementation.
* Experience with Visual Studio, Docker.
* Strong ability to analyze complex project‑related problems and create innovative solutions.
* Experience with C# unit testing frameworks (e.g., NUnit, xUnit, MSTest).
DESIRED
* Familiarity with cloud platforms (e.g., AWS, Google Cloud) and experience deploying/managing .NET applications within these environments.
* Experience with advanced monitoring and observability tools such as Dynatrace, AppDynamics, SCOM, Prometheus, or Grafana.
* Demonstrated experience with Infrastructure as Code (IaC) principles and tools (e.g., Terraform, CloudFormation) for automating infrastructure provisioning.
* Experience with container orchestration platforms (e.g., Kubernetes) for deploying and managing microservices.
* Knowledge of CI/CD pipelines and tools (e.g., Jenkins, Harness, GitLab) for automated build and deployment processes.
* Understanding of distributed tracing and logging best practices.
* Ability to apply estimation techniques to software development efforts.
* Strong collaboration skills and a desire to work within a team.
* Highly responsible, team‑oriented individual with a very strong work ethic and a self‑starter.
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
The proposed salary range for this position is: $103,800 - $218,100
The compensation and benefits are competitive and include healthcare, wellness, financial, retirement, family support, continuing education, time off benefits, and other benefits.
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.
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