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The role emphasizes developing interactive data analytics applications, integrating analytical models and data services, and delivering user-friendly capabilities that help users derive actionable insights from diverse data sources. Data Visualization and User Experience: Develop interactive dashboards, visualizations, search interfaces, and analytical tools that allow users to explore large datasets, identify patterns, and interpret analytical results.

Maxaar

Mid-level Full Stack Software Engineer (TS/SCI)

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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. Function as a technical expert across multiple project assignments, planning and leading major testing initiatives while mentoring junior test engineers and supervising quality assurance teams.

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>. 
 
 We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

Test Engineer (Senior)

Emergent Technologies Inc. is actively seeking experienced Cybersecurity Engineers with a minimum of eleven (11) years of relevant experience supporting secure, mission-critical environments. With our comprehensive technological solutions, we aim to share our expertise to help these entities develop a strategic plan, ensure a seamless implementation process, and produce accurate and efficient results.

Emergent Technologies

Cyber Security Systems Engineer

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. Function as a technical expert across multiple project assignments, planning and leading major systems engineering initiatives while mentoring team members and supervising infrastructure engineering staff.

Systems Engineer (Senior)

LLM APIs, prompt engineering, RAG architectures, agentic patterns, vector databases (Chroma, Weaviate, pgvector), orchestration frameworks (LangGraph, Agno, CrewAI), LLM observability (Phoenix, LangFuse, LangSmith). 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.

Senior Software Engineer

Familiarity with frameworks and tools like Django, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, and LiteLLM will be highly advantageous as you design and implement scalable, observable, and secure solutions. You will be responsible for building and maintaining microservices that integrate seamlessly with cloud-native platforms, ensuring continuous monitoring and high reliability across all operational workflows.

Agile Defense

Senior Software Engineer - Secret Clearance Required

You will be part of a team responsible for architecting complex multi-agent flows, implementing enterprise-grade retrieval systems, and ensuring the secure deployment of AI workloads in cloud in systems that will grow to serve approximately 300,000 users. 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.

AI Cloud Platform Engineer

Engineers in this role will design, build, and deploy analytical tools, machine learning workflows, knowledge systems, and multi user applications that enable the customers to transform siloed data into accessible, actionable insight. 4+ years of Python development experience, including application development and Git based version management OR; 4+ years of front end TypeScript experience with multi user production deployments, plus at least 2 years of Python proficiency.

AI/ML Data Engineer

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. You with work with a team of highly qualified engineers to design a new could hosted container based micro services architecture to support highly resilient mission critical applications.

Software Engineer

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.

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GliaCell Technologies

Principal Analytic Software Engineer

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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. The role blends platform engineering (Kubernetes/OpenShift, infrastructure as code, CI/CD) with enough full stack development to build the dashboards, APIs, and small internal tools that operators and financial stakeholders use every day.

Senior DevOps Engineer, Observability and FinOps

Ability to work independently with minimal supervision in complex, secure environments; strong analytical and advanced troubleshooting skills; excellent written, verbal, and stakeholder communication; demonstrated technical leadership and mentoring. Maintain, troubleshoot, patch, harden, and recover Windows Server systems in production - sustaining availability during business hours and through a shared on-call rotation, independently resolving after-hours incidents.

Guidehouse

Senior Windows Cloud Server Engineer

In this role, you will gather requirements, architect data pipelines, and build high-performance dashboards that enable critical decision-making in secure, fast-paced environments. Data management and aggregation patterns (data warehouse, data mart, data lake, delta lake, lakehouse, data mesh).

Ryde Technologies, LLC

Data Analytics Engineer

Crelate

Practice test-driven development from the requirements trio, writing unit and integration tests from use cases and specifications before application code and ensuring tests pass before opening a pull request. You work test-first from the project's requirements trio (use cases, mockups, specifications), using Claude Code and STS's shared agents and skills to move quickly while keeping quality high.

Simple Technology Solutions

AI Application Engineer

Actual compensation will be determined based on a variety of factors, including relevant experience, education, certifications, skills, security clearance level, geographic location, market conditions, and internal equity. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets.

Red Horse Corporation Ltd.

Senior Information System Security Engineer

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Leidos Intelligence Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats around the world. This role focuses on integrating security best practices into CI/CD workflows, supporting containerized environments, and maintaining cloud infrastructure within classified and unclassified environments.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Mid-Level DevSecOps Engineer

This role offers a rare opportunity to join the organization during a pivotal period of growth and transformation, helping build and support technology platforms, software solutions, and digital capabilities that will position the company for long-term success while serving critical government and commercial missions around the world. This role works closely with software developers, product owners, business analysts, and business stakeholders to identify defects, validate requirements, and support the delivery of high-quality technology solutions.

When you become part of the When you become part of the KBR team, your opportunities are endless. As a leading global technology, engineering, procurement and construction company serving the hydrocarbons and government services industries. For decades it has been the company that customers turn to for their most challenging assignments.
 
With operations in 40 countries, KBR has more than 25,000 people delivering services to customers in over 70 countries. Together they represent an unmatched reservoir of talent and experience in a wide range of markets.
 
Whatever the assignment, no matter how complex or demanding, KBR can marshal resources across every product line to respond quickly and effectively to changing markets and customer needs.
 
Whether it's providing the technology and consulting know-how to develop our customers' valuable assets; designing and constructing the infrastructure and facilities to develop energy resources in some of the world's more remote and challenging locations; providing support and services for men and women of their countries' armed forces; or navigating the intricacies of undertaking major projects in geopolitically or culturally sensitive environments, our clients depend on KBR because they know that We Deliver.
 
Join us and you'll be part of a dynamic, elite team of professionals who understand what it takes to get a job done and has the experience, knowledge and determination to succeed.”

KBR Inc

Software Test Engineer

Backed by Iconiq Capital, Bessemer Venture Partners, Foundry Capital, and Tiger Global, we''re helping Fortune 500 companies and government agencies discover that true data security means having the freedom to share, collaborate, and innovate - without compromise. Think of us as the Android of data protection: a robust platform with an open core that developers and partners can build upon, coupled with our own best-in-class applications that showcase what''s possible when you reimagine security from the ground up.

Virtru Corp

Sr. Software Engineer

Work on mission-critical systems impacting global security Exposure to modern tech stack (React, Blazor, APIs, microservices) Strong collaboration with experienced engineering teams Opportunity to grow into senior-level engineering roles This position has no travel requirements. The Junior Biometrics Software Engineer - BCS will report to the Software Development Manager and work as part of a collaborative team of software engineers, DevOps engineers, QA engineers, and business analysts.

Securiport LLC

Jr Biometrics Software Engineer / SES

We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. By solving unusually complex technical problems and managing the Release Management process for baseline IT infrastructure, you will ensure that the products we deliver to our government partners are reliable, innovative, and mission-ready.

Pipeline Engineer Jobs in Reston, VA

Mid-level Full Stack Software Engineer (TS/SCI) Maxaar

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Cyber Security Systems Engineer Emergent Technologies

Systems Engineer (Senior) CACI

Senior Software Engineer CACI

Senior Software Engineer - Secret Clearance Required Agile Defense

AI Cloud Platform Engineer CACI

AI/ML Data Engineer Agile Defense

Software Engineer CACI

Principal Analytic Software Engineer GliaCell Technologies

Senior DevOps Engineer, Observability and FinOps CACI

Senior Windows Cloud Server Engineer Guidehouse

Data Analytics Engineer Ryde Technologies, LLC

AI Application Engineer Simple Technology Solutions

Senior Information System Security Engineer Red Horse Corporation Ltd.

Mid-Level DevSecOps Engineer Leidos Holdings Inc

Software Test Engineer KBR Inc

Sr. Software Engineer Virtru Corp

Jr Biometrics Software Engineer / SES Securiport LLC

Quality Assurance Senior Software Engineer Red Horse Corporation Ltd.

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