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reflexiveconcepts.catsone.com

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106 jobs

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106 jobs Posted Sort

reflexiveconcepts.catsone.com

Software Engineer III

NewBe an early applicant North America

Software Engineer implementing access controls and permission mechanisms for a government agency's High-Performance Computing (HPC) systems — building RBAC/ABAC, identity federation/SSO with Keycloak, and secrets management with HashiCorp Vault in Linux. Uses Python, Bash, Ansible, containers, and GitLab CI. Requires active TS/SCI with FS polygraph.

ABAC Agile Ansible Atlassian Automation +26 skills

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System Engineer III

NewBe an early applicant North America

Watch Desk Engineer monitoring and maintaining DoD mission systems 24x7: tracking health, performance, and data pipelines, handling incidents and recovery, plus producing systems engineering docs (DoDAF, requirements, interfaces). Core stack: Linux, Docker, Kubernetes, AWS, NiFi, Elasticsearch, and monitoring tools like Grafana/Prometheus.

AWS Confluence Data Pipelines Docker Elasticsearch +13 skills

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DevOps Kubernetes Support

NewBe an early applicant North America

DevOps engineer supporting Reflexive Concepts' Zero Trust ICAM program for DoD customers: maintaining CI/CD pipelines, deploying and troubleshooting containerized workloads in Kubernetes and Linux environments, and keeping deployment configs, monitoring, and release documentation in order under senior engineers' guidance.

Ansible API Automation CI/CD Confluence +25 skills

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Software Engineer II

NewBe an early applicant North America

Design, develop, integrate, test, and maintain highly available enterprise web services for an Identity, Credential, and Access Management (ICAM) solution supporting Attribute-Based Access Control, integrating with a COTS LDAP directory and other microservices. Core stack: Java, REST, Git/Maven, JUnit, GitLab CI/CD, Docker/Kubernetes.

Authentication CI/CD Docker Git GitLab +10 skills

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Senior Software Engineer 3

NewBe an early applicant North AmericaSenior

Senior software engineer at a cleared defense contractor in Linthicum, MD: leads technical design and integration testing of government software systems and supports testing, documentation, and requirements derivation. Desired work leans cyber — malware analysis, reverse engineering, and exploit development. Requires 11 years of experience and an active TS/SCI with full-scope polygraph.

API Assembly Bash Cissp C++ +7 skills

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Database Engineer II

NewBe an early applicant North America

Database Engineer II supporting the DEFSMAC team on-site in Annapolis Junction, MD: designing and tuning PostgreSQL/PostGIS schemas and queries, maintaining HA and replication, monitoring performance, and automating tasks with Bash/Python. Requires an in-scope polygraph (within 7 years) and five years of DBE experience.

Ansible Automation AWS Azure Bash +20 skills

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System Administrator II

NewBe an early applicant North America

System Administrator supporting the DEFSMAC team in Annapolis Junction, MD: managing and monitoring Linux servers, networks, and cloud environments, building CI/CD pipelines, and automating with tools like Ansible and Terraform. Requires 10 years of SA experience (degree substitutable) and an in-scope polygraph within 7 years.

Ansible CI/CD Cloud DevOps Firewall +2 skills

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System Administrator I

NewBe an early applicant North America

Level 1 System Administrator monitoring, troubleshooting, and sustaining Linux-based systems for a national security mission (Y4 Desktop Services) at Fort Meade, MD. Core work is RHEL-family Linux admin, BASH scripting, and TCP/IP networking; requires DoD 8570 IAT II certification and an active TS/SCI with full-scope polygraph.

Ansible Bash CentOS Confluence Git +13 skills

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Software Engineer I

NewBe an early applicant North America

Reflexive Concepts is hiring a Software Engineer I in Hanover, MD to analyze requirements, design, code, debug, and integrate mission software, working alongside users and system engineers. Requires 7 years of software engineering experience and an active TS/SCI clearance with full-scope polygraph.

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Full Stack Developer/Integrator

NewBe an early applicant North America

Reflexive Concepts is hiring a Full Stack Developer/Integrator in Hanover, MD to build and support ICAM (identity, credential, and access management) products within a Zero Trust architecture. Daily work centers on Java/Spring Boot back ends, ReactJS front ends, Docker/Kubernetes, AWS, and REST/OAuth 2.0 integrations.

Accessibility Authentication AWS Azure Bash +22 skills

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Software Engineer III

NewBe an early applicant North America

Software Engineer III supporting the GHOSTGEM program at Fort Meade, MD: developing, sustaining, and troubleshooting mission software by building Java and Spring-based services, integrating COTS/FOSS components, and deploying containerized workloads to Kubernetes with Helm. Requires an active TS/SCI clearance with full-scope polygraph.

Ansible Atlassian Bash CI/CD CLI +21 skills

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DevOps Engineer III

NewBe an early applicant North AmericaLead

DevOps Engineer III on-site in Columbia, MD: builds release pipelines, automates deployments, and serves as technical lead on an Agile team managing Linux/AWS platform infrastructure. Core stack includes Git, Jenkins/Bamboo, Docker, Kubernetes, Puppet/Ansible, MySQL, and Elasticsearch.

ActiveMQ Agile Ansible Automation AWS +32 skills

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System Administrator I

NewBe an early applicant North America

Reflexive Concepts is hiring a System Administrator I to support a client agency's IT systems: Tier 1 help desk and Tier 2 escalation, day-to-day operations, monitoring, and troubleshooting across client/server, storage, network, and mobile devices. Core technologies include UNIX and Windows operating systems and network components.

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Signals Software Engineer II

NewBe an early applicant North America

Reflexive Concepts is hiring a Signals Software Engineer II in Columbia, MD to develop, maintain, and enhance RF signal processing software (detectors, demodulators, protocol processors) using C++, Java, and advanced Linux, including complex DSP algorithms. Requires 7+ years of signals experience and a polygraph within 5 years.

C++ Java Linux Signal Processing

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Software Engineer III

NewBe an early applicant North AmericaLead

Senior software engineer building and leading development of complex, performance-critical software systems (analytics, large datasets, real-time systems) on government contracts, including team-lead duties. Stack focuses on Spring Boot backends with REST APIs and modern JavaScript frontends, ReactJS preferred, with state management via Redux/Jotai/NgRx.

Analytics Angular API JavaScript NgRx +5 skills

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Systems Engineer I

NewBe an early applicant North America

Systems Engineer I supporting a closed government system across multiple sites: administering and automating Linux servers, keeping them compliant with the Agency's STE/STN security requirements, and maintaining technical documentation. Core stack is Linux CLI, Bash/Python automation, Docker/Podman containers, and basic Cisco switching; requires TS/SCI with FS polygraph.

Atlassian Automation Bash Cisco CLI +11 skills

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Network Engineer III

NewBe an early applicant North America

Reflexive Concepts is hiring a Network Engineer III in Fort Meade, MD to design and deploy scalable network solutions, install and maintain routers, switches, and firewalls, harden network security, monitor traffic health, and maintain network documentation. Requires 12 years of experience, recent hands-on network engineering, Linux proficiency, and CCNA/CCNP plus Security+ certifications.

Ansible Ccna CCNP Cisco Firewall +4 skills

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Information Systems Security Officer I

NewBe an early applicant North AmericaJunior

Supports information security, daily security operations, and system authorization (NIST RMF) for the Analytic Mission Integration program, working alongside senior ISSOs. Day to day: maintaining security posture, preparing SSPs/C&A documentation, managing security configurations, and monitoring events in Splunk. On-site in Annapolis Junction, MD; DoD 8570 IAT I+ required.

Authentication Firewall Firmware Nist Risk Assessment +1 skills

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Junior Software Developer

NewBe an early applicant North AmericaJunior

Junior software developer joining a three-person team to build, maintain, and monitor the Tracking Repository for Incoming Orders application — writing features, fixing bugs, and managing Docker deployments. Stack: Python, Django, VueJS, JavaScript, Java, AWS. Requires an active TS/SCI clearance with Full Scope Polygraph.

Agile AWS CI/CD Containerization Django +9 skills

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DevOps Engineer IV

NewBe an early applicant RemoteNorth America

DevOps Engineer IV supporting an intelligence-community program: builds Infrastructure as Code with Python, Ansible, and Terraform; runs Kubernetes, Docker, and NiFi; manages GitLab CI/CD with Argo CD on AWS; and hardens/complies RHEL systems. Work is on-site in a SCIF; requires active TS/SCI with CI polygraph and on-call rotation.

Ansible Argo CD Athena AWS CI/CD +21 skills