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reflexiveconcepts.catsone.com

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106 jobs

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106 jobs Posted Sort

reflexiveconcepts.catsone.com

Technical AI Requirements Systems Engineer

NewBe an early applicant North AmericaSenior

Reflexive Concepts is hiring a Technical AI Requirements Systems Engineer in Annapolis Junction, MD to elicit and document requirements, write Jira user stories, and run functional validation for a mission-critical enterprise app integrating AI capabilities. Hands-on work spans Java/JavaScript, RESTful microservices, and AWS while liaising between customers, developers, and AI stakeholders.

Agile AI Cloud Java JavaScript +5 skills

reflexiveconcepts.catsone.com

Front-End Developer / 508 Compliance Specialist (Java)

NewBe an early applicant North AmericaSenior

Front-end developer enhancing Section 508 accessibility and rebuilding user interfaces for two Intelligence Community applications (an intelligence-report request system and a geospatial collaboration tool), working with Java, GWT, Angular, PrimeFaces, Quarkus, HTML/CSS/JavaScript on-site in Annapolis Junction, MD.

Accessibility Agile Angular AWS Confluence +7 skills

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Automated Test Engineer

NewBe an early applicant North America

Automated Test Engineer at Reflexive Concepts (Annapolis Junction, MD, on-site): designs and maintains Cypress-based UI and API test suites in JavaScript/TypeScript, integrates tests into GitLab CI/CD, and collaborates in an Agile team to test a mission-critical government reporting system.

Agile API Automation CI/CD Cloud +14 skills

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DevOps Engineer

NewBe an early applicant North America

DevOps Engineer at Reflexive Concepts in Annapolis Junction, MD, deploying and troubleshooting distributed web applications: installing/configuring complex software, managing network servers, and monitoring performance. Core stack is Linux, AWS, Docker/Swarm, Terraform, Ansible, and GitLab CI/CD, with a rotating on-call pager week every 4-6 weeks.

Ansible AWS CI/CD DevOps Docker +10 skills

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Software Engineer III

NewBe an early applicant North AmericaSenior

Reflexive Concepts is hiring a senior backend Software Engineer III in Annapolis Junction, MD to design, develop, test, deploy, and maintain software solutions, translating user requirements into design and performance requirements. Requires a CS degree (or 24 years' experience), 20 years as a SWE, plus Git, Java/C++/Python, PostgreSQL, Jira, and Confluence.

Confluence C++ Git Java Jira +3 skills

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Software Engineer II

NewBe an early applicant North America

Software Engineer II supporting the VISTA Development and Sustainment effort on the Inference Processing team in Annapolis Junction, MD. Day-to-day big-data/cloud engineering with Hadoop, Accumulo, AWS, and Terraform in Java and Python; requires an in-scope polygraph and 14 years of SWE experience.

AWS Hadoop Java Python Terraform

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Software Engineer I

NewBe an early applicant North America

Software Engineer supporting the VISTA Development and Sustainment effort on the Common Services team at Reflexive Concepts in Annapolis Junction, MD. Day-to-day work involves building with Python, PySpark, and AWS services (Lambda, Glue, DynamoDB); an in-scope polygraph is required.

AWS Aws Glue DynamoDB Lambda PySpark +1 skills

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Software Engineer II

NewBe an early applicant North America

Software Engineer II supporting the VISTA Development and Sustainment effort on the Integration Services team: designing, coding, debugging, and integrating software, building algorithms and database/data-repository interfaces, and writing test procedures and documentation. Core stack is Python, Kotlin/Java, Terraform, Elasticsearch/OpenSearch, and AWS; an in-scope polygraph within 7 years is requ

AWS Elasticsearch Java Kotlin OpenSearch +2 skills

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Junior Software Developer

NewBe an early applicant North AmericaJunior

Junior software developer sustaining and modernizing mission-critical security applications for government customers, engaging across the full SDLC on front-end and back-end work using JavaScript/TypeScript, Angular, Node.js, AWS, and MongoDB. Requires an active TS/SCI clearance with Full Scope polygraph.

Agile Angular AWS CloudFormation CloudWatch +13 skills

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System Administrator III

NewBe an early applicant North America

System Administrator III at Reflexive Concepts to sustain a large-scale Linux cluster supporting a critical (cleared) government mission at Fort Meade: installing COTS/GOTS/FOSS software, day-to-day operations, monitoring, security compliance, and automation with Ansible/SaltStack. Requires an active TS/SCI with FS polygraph and Security+.

Ansible Atlassian Automation Bash Big Data +16 skills

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Software Integration Engineer IV

NewBe an early applicant North AmericaFull-time

Leads test, evaluation, integration, and troubleshooting of the high-performance computing (HPC) software stack in a heterogeneous OS environment, combining HPC system administration with infrastructure-as-code automation. Work is on-site in Annapolis Junction, MD and requires Linux, Bash/Python, Slurm, and an active TS/SCI with full-scope polygraph.

Ansible Atlassian Automation Bash CLI +12 skills

reflexiveconcepts.catsone.com

Front-End Developer / 508 Compliance Specialist

NewBe an early applicant North America

Front-end developer with a Section 508 accessibility focus: builds and maintains accessible UI components with modern JavaScript (Vue preferred) to WCAG 2.1/2.2 AA standards, tests and remediates using JAWS screen readers and tools like axe/WAVE/Pa11y, documents audits, and integrates accessibility checks into CI/CD for a government-agency team.

Accessibility Agile CI/CD Cloud Confluence +11 skills

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AI Engineer

NewBe an early applicant North America

Designs, prototypes, and deploys LLM-based multi-agent AI capabilities for intelligence workflows — integrating foundation models via APIs, engineering prompts, automating reporting tasks, and evaluating output reliability. Core stack: Python, orchestration frameworks like LangChain/LlamaIndex, REST/microservices, and AWS.

Agentic AI AI API Automation AWS +15 skills

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Information Systems Security Officer II

NewBe an early applicant North America

Information Systems Security Officer (ISSO II) at Fort Meade, MD, supporting major federal and national security information systems: developing RMF/risk management products, running Assessment & Authorization (C&A), reviewing SSPs, risk reports, and POA&Ms in XACTA IA Manager. Requires TS/SCI with polygraph and DoD 8570 IAM Level I cert.

IAM Risk Assessment TypeScript

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Software Engineer II

NewBe an early applicant North America

Backend Software Engineer II on Reflexive Concepts' Data Analysis & Visualization team, building Java/Spring Boot backend services and RESTful APIs that turn mission data into usable analytics. Day-to-day work spans system design, relational schema work, code reviews, and Agile delivery in Linux environments, on-site in Annapolis Junction, MD.

Agile Analytics Angular Ansible API +31 skills

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Software Engineer I

NewBe an early applicant North America

On-site Java software engineer at Reflexive Concepts in Annapolis Junction, MD supporting the Digital Network Analytics (DNA) mission. Day to day: Java development, requirements gathering and documentation, plus tooling like Confluence/JIRA, Maven, GitLab, with AWS, MapReduce, JUnit, Python and Linux as nice-to-haves.

Analytics AWS Confluence Git GitLab +7 skills

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DevOps Engineer

NewBe an early applicant North America

Reflexive Concepts is hiring a DevOps Engineer in Laurel, MD to support cloud migration and operations on a cleared (TS/SCI + Full Scope Polygraph) program. Day-to-day work spans AWS cloud transitions, automation with Ansible and Terraform, CI/CD with Jenkins and GitLab, patching, and containerized deployments.

Agile Ansible Atlassian Automation AWS +12 skills

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Software Engineer II

NewBe an early applicant North AmericaLead

Reflexive Concepts is hiring a Software Engineer II in Hanover, MD to design and build new software, integrate and sustain existing applications, and serve as technical lead overseeing a development team's quality. The role requires 14 years of software engineering experience and an active TS/SCI clearance with full-scope polygraph.

reflexiveconcepts.catsone.com

Full Stack Developer

NewBe an early applicant North AmericaSenior

Reflexive Concepts is hiring a Full Stack Developer (mid/senior preferred) to enhance, maintain, and sustain a high-performance geospatial collaboration tool that serves as a repository for finished intelligence products. The stack includes Java/Spring Boot, C/C++, Python/Bash/PHP, Tomcat, Elasticsearch/Solr, Oracle, and Linux, with rotating 24/7 on-call duty.

Agile AWS Bash Confluence C++ +13 skills

reflexiveconcepts.catsone.com

Platform Engineer (DevOps / Full-Stack Hybrid)

NewBe an early applicant HybridNorth America

Reflexive Concepts is hiring a hybrid DevOps/full-stack Platform Engineer to lead deployment of a production system across three network environments using Kubernetes and Docker, while also modifying Java Spring back-end and Vue.js front-end components and building a repeatable CI/CD deployment pipeline.

Angular Ansible AWS CI/CD Cloud +16 skills