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GliaCell Technologies

Mission-focused software engineering

Principal Software Engineer

Full-TimeUpdated on 10/23/2026
$200k - $280k+ Sign-on bonus eligible + Discretionary bonus potential + Certification bonus potential
Expert
Bachelor's
Annapolis Junction, MD, USA
HybridPartial telework, up to 16 hours per week, based on tasking and leadership discretion.
Software EngineeringBackend Engineering
No H1B Sponsorship
US Citizenship, US Top Secret Clearance Required

About the job

Requirements
  • Possess an active or reinstatable TS/SCI with Polygraph security clearance, with an in-scope polygraph within 7 years.
  • U.S. citizenship is required.
  • Have 20 or more years of software engineering experience and a bachelor's degree in Computer Science or a related field; four additional years of software engineering experience on projects with similar software processes may substitute for the bachelor's degree.
  • Work independently as well as on a team.
  • Have experience using NiFi.
  • Have experience using the Linux command-line interface.
  • Have experience developing microservices using Java and Spring.
  • Have experience with containerization technologies, including Docker and containerd.
  • Have experience with container orchestration technologies such as Kubernetes.
  • Have experience using system monitoring tools, including Grafana and Prometheus.
  • Have experience using Git for version control.
Responsibilities
  • Design, develop, maintain, and operate ANSWERLAKE, a backend system that provides compliant storage and access for analytic results and APIs supporting enterprise outcomes.
  • Provide technical expertise to sustain critical mission-related software and systems for a large government contract.
Desired Qualifications
  • Have experience with continuous integration and continuous delivery principles and tools such as GitLab CI and ArgoCD.
  • Have experience with OpenSearch or Elasticsearch for data indexing and retrieval.
  • Have experience with NiFi for dataflow management and ingestion.
  • Have experience with the Amazon HCI platform.
  • Have strong debugging, documentation, and communication skills.
  • Be able to work effectively in an Agile development environment and on a multidisciplinary team.

About the company

GliaCell Technologies is a technology contractor delivering software and systems engineering for national-security missions. Its teams work across software development, cloud and DevOps, data engineering, cybersecurity, and systems integration. The company recruits technical professionals for cleared work supporting government customers. The employer is best understood as a mission-focused government technology contractor, with engineers and technical specialists working on secure, complex systems where delivery practices, customer missions, and clearance requirements shape the work. That focus shapes its engineering disciplines, recruiting model, and customer environment.

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