Full Stack Engineer

Company: CACI
Location: Reston
Posted on: April 2, 2026

Job Description:

Job Title: Full Stack Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: Join the Edge Business Applications (EBA) team, a multi-year strategic project and one of the three core pillars of the Afloat Modernization initiative for the MSC IBS program. Build and maintain a robust platform infrastructure for Afloat environments that will host modernized, containerized applications deployed across MSC’s logistics ships. Work in a fast-paced environment using cutting-edge technologies including AWS services, EKS, K3S, Kubernetes, Terraform, Ansible, and modern DevOps practices. Collaborate with the teams to support parallel modernization and containerization efforts for legacy Afloat applications. Contribute across the full technology stack—backend, frontend, Infrastructure as Code (IaC), and automation—while growing your skills in a mission-critical defense environment. Responsibilities: Develop and maintain frontend applications using HTML, CSS, and React.js to create intuitive user interfaces. Build and optimize backend services including API development and database design to support platform functionality. Implement and manage infrastructure solutions using scripting, Ansible, Docker, and Kubernetes for containerized environments. Contribute to architecture design and develop prototypes to validate and test architectural components. Participate in design, development, and debugging discussions, bringing technical knowledge and problem-solving expertise to the team. Collaborate with cross-functional teams including clients and internal stakeholders to gather requirements, provide updates, and unblock tasks. Work on Infrastructure as Code (IaC) implementations using Terraform, Ansible, and automation solutions to streamline deployment and operations. Conduct troubleshooting, log analysis, and performance tuning to ensure system reliability and optimal performance. Perform security and vulnerability analysis including CVE review and remediation, third-party dependency management, and STIG compliance. Participate in technical demonstrations and presentations to showcase project progress and capabilities. Qualifications: Required: U.S. Citizenship with the ability to obtain and maintain a Secret security clearance. Bachelor’s degree in computer science or related field. 10 years of professional software development experience. Proficiency in multiple programming languages and technologies including HTML, JavaScript, TypeScript, CSS, React, jQuery, JSON, RESTful API development, NodeJS, NPM, Java, Maven, and Git. Experience with open source container infrastructure including Docker, Docker Compose, Docker Swarm, Kubernetes, or Podman. Knowledge of Linux system configuration including package installation and maintenance, network interface configuration, and firewall configuration. Experience building and working in Event Driven Microservice environments utilizing technologies like Kafka, MQTT, AWS SQS, and AWS SNS. Understanding of Unit Testing, Pre-Commit Hooks, Linters, Debugging, and Performance Monitoring and Analysis. Experience in troubleshooting, log analysis, performance tuning, disaster recovery, and backup/restore processes. Knowledge of security practices including CVE review and remediation, third-party dependency management, and Security Technical Implementation Guide (STIG) compliance. Strong verbal, written, interpersonal, troubleshooting, and analytical skills. Obtain Security certification as an immediate priority during onboarding if not currently held. ? Desired: Master’s degree in computer science or related field. Active Security certification or willingness to obtain immediately upon hire. Understanding of Public Key Infrastructure (PKI) including certificate management, renewal, and revocation incorporating technologies like Certificate Revocation Lists (CRL). Experience with AWS GovCloud and AWS core services. Hands-on experience with EKS, K3S, RHEL, Artifactory, Rancher, and GitLab. Experience with Infrastructure as Code tools, particularly Terraform and Ansible. Knowledge of CQRS (Command Query Responsibility Segregation) and JWT (JSON Web Tokens). Prior experience working on defense or government projects with strict security and compliance requirements. Experience working in Agile/Scrum environments supporting mission-critical applications. - 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: $94,400 - $198,200 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, Harrisonburg , Full Stack Engineer, IT / Software / Systems , Reston, Virginia