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Added 12 hours ago
MG
SIGINT Product Engineer - TS/SCI w CI Poly
Modern Government Solutions
Chantilly, VA
- $160,000 to $200,000 USD / year
CLEARANCE REQUIRED: Active TS/SCI with CI Polygraph
Added 12 hours ago
MG
Senior Network Engineer - TS/SCI w CI Poly
Modern Government Solutions
McLean, VA
- $160,000 to $200,000 USD / year
CLEARANCE REQUIRED: Active TS/SCI with CI Polygraph
Added 12 hours ago
Senior Reverse Engineer
Nightwing Intelligence Solutions, LLC
AL-3443: 3443 Aerobee Road Redstone Arsenal, AL · Wright-Patterson AFB, OH
We seek a qualified engineer that can perform vulnerability research, reverse engineering, and tool development for complex systems.
Added 12 hours ago
Principal Reverse Engineer
Nightwing Intelligence Solutions, LLC
AL-3443: 3443 Aerobee Road Redstone Arsenal, AL · Wright-Patterson AFB, OH
We seek a qualified, experienced engineer that can perform vulnerability research, reverse engineering, and tool development for complex systems.
Added 21 hours ago
Infrastructure Engineer I (Onsite)
RTX Corporation
west valley city, UT
Typical job functions for the Infrastructure Engineer I include participation on collaborative, cross-disciplined integrated product teams, often employing agile software development…
Added 1 day ago
Full Stack Application Engineer
CACI International
Laurel, MD
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 1 day ago
Systems Engineer - TS/SCI w/Polygraph
GD Information Technology, Inc.
United States
At GDIT, people are our differentiator. As a Systems Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a strong Systems Engineer joining our team to…
Added 2 days ago
Senior Hardware Engineer - Cross Domain Solutions (SME)
CACI International
Fort Meade, MD
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 2 days ago
Principal AI/ML Engineer - TS/SCI w/ Poly
Parsons Corporation
Baltimore, MD
An active Top Secret SCI w/Polygraph security clearance is required for this position.
Added 2 days ago
AI/ML Engineer - TS/SCI w/ Poly
Parsons Technical Services, Inc.
MD
An active Top Secret SCI w/Polygraph security clearance is required for this position.
Added 2 days ago
Ci2 Chief Engineer
RTX
United States
As Chief Engineer, you will lead engineering teams (e.g. infrastructure, software, systems, specialties) to achieve program and technical success aligned with our customer and mission needs…
Added 2 days ago
Launch Readiness and Rehearsal Support_TS/SCI w/ poly
GD Information Technology, Inc.
United States
Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer must have:
Added 2 days ago
MI
DevOps Engineer
MAXISIQ, Inc.
Chantilly, VA
- $120,000 to $210,000 USD / year
…impact, solve complex technical puzzles, and help defend critical systems, this is a place where your skills matter and your ideas shape the future of…
Added 2 days ago
Sr. Server Systems Engineer (TS/SCI w/ POLYGRAPH)
COMSO Inc
Anchorage, AK
SECURITY CLEARANCE IS REQUIRED: TS/SCI w/ POLYGRAPH BEFORE CONSIDERATION**
Added 2 days ago
OP
System Engineer 3-BP-021
Onyx Point, Inc.
Hanover, MD
- $78,000 to $250,000 USD / year
TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVE AN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)
Added 2 days ago
OP
System Engineer 3-BP-040
Onyx Point, Inc.
Hanover, MD
- $78,000 to $250,000 USD / year
TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVE AN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)
Added 3 days ago
Network Systems Engineer (2026-0250)
Acclaim Technical Services
Reston, VA
We are currently seeking a Network Systems Engineer with a TS/SCI w/ Polygraph to design, develop, and optimize high-performance, scalable on-premise systems and cloud networking solutions.…
Added 3 days ago
Site Reliability Engineer- TS/SCI w/poly
GD Information Technology, Inc.
United States
Complex Systems, Systems Development, Systems ManagementCertifications:
Added 3 days ago
ISSE/Cybersecurity Engineer- TS/SCI w/poly
GD Information Technology, Inc.
United States
Advance how our customers operate while you advance your career. Join GDIT as an ISSE/Cybersecurity Engineer and build an impactful career in enterprise IT, collaborating with people who…
Added 3 days ago
Application Engineer
CACI International
Linthicum Heights, MD
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 3 days ago
Systems Engineer DevOps Support| TS/SCI w/ MD POLY Security Clearance required
Power3 Solutions
Hanover, MD
Security Clearance Required: TS/SCI with MD polygraph
Added 3 days ago
Systems Integrator Systems Engineer| TS/SCI w/ MD poly security clearnance
Power3 Solutions
Hanover, MD
Security Clearance Required: TS/SCI with MD polygraph
Added 3 days ago
Cyber Security Analyst / Cyber Security Project Engineer | TS/SCI w/ Poly
Falls Technology
Chantilly, VA
Active TS/SCI with Polygraph required. U.S. citizenship required.
Added 3 days ago
Test Engineer 3 (IDN - 205)
SageCor Solutions
Annapolis Junction, MD
The Test Engineer shall be responsible for planning, developing, executing, and automating
Added 3 days ago
Network Engineer 3 (QKS - 094)
SageCor Solutions
Annapolis Junction, MD
Required to travel occasionally/ as needed to OCONUS locations and be on-call for Operational systems (Once up to speed).

CACI International

Full Stack Application Engineer

Laurel, MD, United States

$103,800 - $218,100 · Full-time

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Job details

Pay: $103,800 - $218,100
Job type: Full-time
Posting language: English
Posted: Nov 6, 2026

Original job description

Job Title: Full Stack Application Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

The Opportunity

Are you passionate about building innovative applications that solve complex mission challenges? CACI is seeking a skilled and motivated Application Engineer to join our team in Laurel, MD. In this role, you will help modernize and enhance critical intelligence systems by developing new applications, automating business processes, and improving how mission information is delivered and consumed.

Working closely with customers and technical teams, you will design, develop, and maintain scalable software solutions that improve operational efficiency, increase situational awareness, and accelerate mission outcomes. This is an opportunity to contribute to meaningful work at the forefront of technology while supporting our nation's intelligence community.

Responsibilities

Design, develop, test, and maintain modern applications, software tools, and reusable components that support mission-critical operations.
Create innovative solutions that automate internal tracking, data collection, and information-sharing processes.
Analyze requirements and translate them into technical designs, specifications, and implementation plans.
Develop and support software using industry-standard engineering practices, design methodologies, and development tools.
Evaluate existing applications and identify opportunities to improve performance, scalability, maintainability, and user experience.
Estimate development effort, project timelines, and resource requirements.
Design and implement cloud-native, distributed systems that support high availability and reliability.
Collaborate with cross-functional teams to modernize legacy environments and accelerate the delivery of mission information.
Develop and integrate APIs, databases, and supporting infrastructure to enable secure and efficient data exchange.
Participate in code reviews, testing, troubleshooting, and continuous improvement initiatives.

Qualifications:

Required:

Active TS/SCI w/ Polygraph
Education & Experience: All education and experience must be in a technical discipline directly related to the position. Degrees, diplomas, and certifications must be earned from accredited institutions.
High School Diploma/GED with 12+ years of relevant experience, OR
Associate's Degree with 10+ years of relevant experience, OR
Bachelor's Degree with 8+ years of relevant experience, OR
Master's Degree with 6+ years of relevant experience, OR
Doctorate Degree with 4+ years of relevant experience.

Software Development

Strong production-level experience with JavaScript and TypeScript.
Experience developing applications using modern frontend frameworks such as React, Next.js, Vue.js, and/or Angular.
Proficiency with HTML5, CSS3, Tailwind CSS, CSS Modules, Sass/SCSS/Less, and responsive design principles.
Experience with modern build tools and package managers, including Vite, Webpack, Babel, npm, pnpm, and/or Yarn.
Experience developing and maintaining unit and integration tests using tools such as Jest, Vitest, React Testing Library, Cypress, or Playwright.
Knowledge of web accessibility standards (WCAG) and frontend performance optimization techniques.

System Architecture

Experience designing and implementing scalable, high-availability, cloud-native distributed systems.
Strong understanding of API design and integration, including REST, gRPC, and WebSockets.
Experience implementing caching and content delivery strategies using technologies such as Redis, Memcached, and CDNs.

Data Management

Experience working with relational databases such as PostgreSQL and MySQL.
Experience working with NoSQL and document databases such as MongoDB, DynamoDB, and Elasticsearch.

Cloud & DevOps

Experience designing and deploying solutions in AWS, Azure, and/or Google Cloud Platform (GCP) environments.
Hands-on experience with Docker, Kubernetes, Helm, and Kustomize.

Desired:

Additional Programming Experience

Experience with Python, Golang, and/or Java.

Security, Reliability & Observability

Experience implementing logging, monitoring, and distributed tracing solutions using tools such as Datadog, Prometheus, Grafana, OpenTelemetry, or the ELK Stack.
Knowledge of authentication and authorization technologies, including OAuth2, OIDC, JWT, PKI, mTLS, CORS, and data encryption.
Experience designing resilient systems using strategies such as rate limiting, circuit breakers, graceful degradation, and disaster recovery planning.

Engineering Practices

Advanced proficiency with Git and collaborative development platforms such as GitHub or GitLab.
Commitment to software engineering best practices, code quality, automated testing, and continuous improvement.

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:

$103,800 - $218,100

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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More about this job

Skills

Business processes
Troubleshooting
Process improvement
Software development
JavaScript
TypeScript
React
Next.js
Vue.js
HTML
CSS
Design principles
webpack
Jest
API development
Redis
Data management
PostgreSQL
MySQL
NoSQL
MongoDB
Amazon DynamoDB
Elasticsearch
DevOps
AWS
Microsoft Azure
Google Cloud
Docker
Kubernetes
Python
Go
Oracle Java
Datadog
Prometheus
Grafana
Implement ICT recovery system
Git
GitHub
GitLab
Test automation

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