Jobs at Castalia Systems

Lead systems administrator and Information Systems Security Officer (ISSO) for classified intelligence networks. Provide full lifecycle risk management, enforce security policies, drive vulnerability remediation, support assessment and authorization (RMF), integrate MI systems across classified domains, and deliver rapid cyberspace threat analysis and technical responses to keep systems authorized and mission-ready.

Administers and supports Azure customer enclaves for intelligence community environments. Responsibilities include architecture, technical leadership, system health monitoring, troubleshooting, incident escalation, patching, vulnerability remediation, configuration management, Azure solution deployment, Active Directory and Windows support, AVD administration, and operational maintenance. The role requires collaboration with Microsoft, customers, system owners, and migration teams while supporting C4 operational environments.

Conducts GEOINT and IMINT exploitation, analysis, and production supporting Department of Defense and Intelligence Community operations. Uses multimodal imagery, ArcGIS or similar tools, and other source data to develop geospatial intelligence products. Requires deep analytical and critical-thinking skills, recent operational experience, certified imagery training, U.S. citizenship, and TS/SCI clearance with CI polygraph capability. The role is onsite and may require unrestricted global travel.

Develop and support foundational services, including programmatic classification rollups, need-to-know handling, and high-to-low cross-domain transfer processes. Review server logs and consoles to triage and debug issues onsite across EPD applications. Collaborate with mid-level developers and provide team training and support using a modern TypeScript, Node.js, Angular, database, containerization, and CI/CD technology stack.

Senior Data Engineer responsible for designing and deploying scalable data pipelines, ensuring critical data availability, movement, transformation, and storage. The role requires Python, Databricks, ETL, relational database, and Agile Scrum experience, supporting AI and machine learning applications for national security missions. The position is primarily onsite three to five days per week and requires an active Secret clearance and U.S. citizenship.

Build and maintain scalable data pipelines, ensuring critical data is moved, transformed, stored, and available for high-priority national security users. Collaborate with software engineers and data scientists on AI and machine learning applications. Required skills include Python, Databricks, ETL development, relational databases, and Agile Scrum. The role is hybrid but requires onsite work three to five days per week and an active Secret clearance.

Develops and applies statistical, geospatial, and data science methods to support GEOINT processes. Responsibilities include automating geodatabase workflows with Python and ESRI tools, extracting and validating geospatial data, performing statistical analysis, resolving entities across disparate sources, creating visualizations and dashboards, publishing GEOINT web services, and developing applications. The role supports classified government customers and requires an active TS/SCI clearance with CI Polygraph.

Designs, deploys, and operates secure Azure infrastructure using Bicep and Terraform. Builds CI/CD, GitOps, golden-image, patching, monitoring, and container workflows for classified and air-gapped environments. Supports IAM, security compliance, AKS applications, customer desktop automation, configuration documentation, change management, and Tier 1 operations. Coordinates onsite and remote teams to validate deployments and ensure operational handoffs.

Designs, deploys, and operates secure Azure infrastructure using Bicep and Terraform. Builds CI/CD, GitOps, golden-image, patching, monitoring, and container-management workflows. Supports DoD-compliant environments, IAM integration, vulnerability management, change governance, customer configuration, desktop automation, and Tier 1 operations. Develops and manages AKS-based applications while coordinating configuration validation and operational handoffs.

Conducts all-source intelligence analysis of foreign defense industrial programs, infrastructure, weapon systems, production capabilities, and military sustainment. Produces strategic assessments, intelligence products, and briefings for senior policymakers and defense stakeholders using established intelligence-community standards and analytic tradecraft. Supports dynamic intelligence requirements and delivers high-quality work under pressure.

Analyzes foreign lethal and non-lethal weapon systems, assessing capabilities, vulnerabilities, production, stockpiles, deployment, proliferation, and impacts on U.S. and Coalition forces. Produces concise intelligence products for national defense and acquisition communities, collaborates across the intelligence community, supports collection and analytic dispute resolution, and leads research on complex problems using validated analytic methodologies.

Conduct all-source intelligence analysis of foreign military C4ISR capabilities, operations, exercises, assets, networks, sensors, doctrine, readiness, and modernization. Analyze ELINT and other SIGINT, GEOINT, OSINT, and HUMINT sources to assess early warning, detection, communications, technology transfer, and impacts on U.S. military operations. Produce intelligence assessments and relay intelligence in real time during high-tempo operations.

Conducts all-source intelligence analysis of foreign WMD programs, proliferation, procurement, CBRNE threats, missiles, delivery systems, advanced weapons, and related military activities. Supports collection efforts, counter-WMD initiatives, military contingency operations, and strategic and tactical intelligence priorities. Produces and reviews analytic products under DIA writing standards and ICD 203/206, applies advanced qualitative and quantitative methodologies, develops research approaches, and works independently with minimal oversight.

Supports DoD Assessment and Authorization processes under the Risk Management Framework. Validates cybersecurity controls, advises system owners and J683, manages authorizations, prepares and updates Security Authorization Packages, maintains authorization artifacts and databases, and reports deliverables. Requires expertise across all RMF A&A phases, eMASS and related toolsets, DoD cybersecurity controls, contract financial management, and IAM-III certification. The role is office-based, requires U.S. citizenship and TS/SCI clearance, and involves no travel.

Develops interactive intelligence-analysis training and curricula for national security customers. Responsibilities include identifying training needs, creating lesson plans and presentations, incorporating subject-matter-expert feedback, reviewing policy and doctrine, applying instructional design and blended-learning strategies, and maintaining training materials in educational systems such as Blackboard and TDC.

Analyze foreign and adversarial weapons systems, tactics, capabilities, and vulnerabilities. Support red-force modeling, exercises, threat laydowns, engagement scenarios, and intelligence planning. Conduct structured research and analytic methodologies, collaborate with Blue Force analysts, and produce concise intelligence reports, briefings, and assessments for senior stakeholders.

Conducts cyber threat and adversary capability analysis supporting a USMC intelligence mission. Assesses network environments, vulnerabilities, foreign cyber capabilities, and potential courses of action across the cyber kill chain. Evaluates tactical systems, battlespace effects, network defenses, and intelligence gaps; gathers publicly available information and develops prioritized assessments addressing computer network defense and attack risks.

Conduct all-source intelligence analysis and production on foreign defense industrial programs, infrastructure, weapon systems, and military capabilities. Produce strategic assessments, written intelligence products, and briefings supporting dynamic requirements and senior policymakers or defense stakeholders. Apply intelligence tradecraft, publication standards, and community writing formats while operating in IC and Combatant Command environments.

Perform in-depth analysis of foreign missile systems and related technologies, assess vulnerabilities and supply chains, collaborate with engineers and IC partners, produce concise defense intelligence products, and lead analytic teams.

Evaluates and improves statistical models, machine learning algorithms, and analytic workflows supporting classified Space and Counterspace intelligence missions. Analyzes complex datasets, validates model performance, assesses data quality, recommends enhancements, integrates new analytic approaches, and prepares technical assessments for government stakeholders. The role collaborates with engineers, developers, and data science teams in a classified environment while ensuring security and data governance compliance.