reflexiveconcepts.catsone.com

Software Engineer II

AWS Hadoop Java Python Terraform

Reflexive Concepts is hiring a Software Engineer II for its VISTA Development and Sustainment program (Common Services Team) in Annapolis Junction, MD. The role builds and sustains big-data/cloud services using Hadoop, Accumulo, AWS, Terraform, Java, and Python, and requires an in-scope polygraph.

Software Engineer 0

Reflexive Concepts is hiring a Software Engineer in Annapolis Junction, MD to develop, maintain, and enhance complex software systems — including processing-intensive analytics, algorithm development, and large data set manipulation — for its Discovery and Compliance team. The role centers on Java, MapReduce, and cloud-based development.

Analytics Cloud Java

Software Engineer 2

Agile Analytics AWS Cloud Java +3 skills

Software Engineer 2 at a government contractor in Laurel, MD, developing, maintaining, and enhancing complex software systems for intelligence community programs — implementing the MDAT system in Java/Python on AWS, writing automated tests, and prototyping cloud solutions. Requires an active TS/SCI clearance with full-scope polygraph.

NewBe an early applicant North AmericaSenior

Technical AI Requirements Systems Engineer

Agile AI Cloud Java JavaScript +5 skills

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.

NewBe an early applicant North AmericaSenior

Software Engineer III

Confluence C++ Git Java Jira +3 skills

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.

Software Engineer II

AWS Hadoop Java Python Terraform

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.

Software Engineer I

AWS Aws Glue DynamoDB Lambda PySpark +1 skills

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.

Software Engineer II

AWS Elasticsearch Java Kotlin OpenSearch +2 skills

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

NewBe an early applicant North AmericaJunior

Junior Software Developer

Agile Angular AWS CloudFormation CloudWatch +13 skills

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.

NewBe an early applicant North AmericaFull-time

Software Integration Engineer IV

Ansible Atlassian Automation Bash CLI +12 skills

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.

Software Engineer II

Agile Analytics Angular Ansible API +31 skills

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.

Software Engineer I

Analytics AWS Confluence Git GitLab +7 skills

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.

NewBe an early applicant North AmericaLead

Software Engineer II

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.

TypeScript

NewBe an early applicant North AmericaJunior

Junior Systems Engineer

Acceptance Criteria Agile Cloud Confluence Java +7 skills

Junior systems engineer at Reflexive Concepts in Annapolis Junction, MD, supporting a mission-critical government system: eliciting and documenting requirements, writing Jira user stories, grooming sprint backlogs, running initial functional testing, and demoing to the government customer within an Agile team using Jira/Confluence, Java/JavaScript, and RESTful microservices.

Software Engineer II

Agile Analytics Ansible Atlassian Automation +22 skills

Builds and maintains system-management infrastructure software and services for High-Performance Computing (HPC) systems in a Linux environment, supporting Centralized UIs & Dashboards. Automates operational tasks with Python and Bash and delivers via GitLab CI on an Agile team. Requires an active TS/SCI with full-scope polygraph.

Software Engineer II

CI/CD Docker GitLab HTML Integration Testing +4 skills

Software Engineer II on the JBlocks team in Hanover, MD, implementing new data-labeling and marking capabilities across the full software development lifecycle. Core stack is Java with unit/integration testing, Docker containerization, GitLab CI/CD, and Linux, in a policy-driven environment (ISM, CAPCO, CUI).

Software Engineer II

Agile Cypress Docker JavaScript Jest +2 skills

Leads developers building a flexible classification marking tool for an ICAM Zero Trust government project in Hanover, MD. Customer-facing role: keeps projects on track, provides technical guidance, runs demos, manages configuration, builds deployment packages, and prepares documentation. Stack includes JavaScript/TypeScript with Jest, Cypress, and Docker.

Software Engineer III

Ansible Atlassian Automation Bash CI/CD +13 skills

Designs, develops, and maintains tools and services supporting the Atlassian suite (Jira, Confluence) for mission customers at Fort Meade, MD. Day-to-day is Python/Java development plus Bash/PHP automation, IaC with Ansible, GitLab CI, and Docker. Requires an active TS/SCI with FS Polygraph.

Software Engineer