citema systems GmbH

Engineer

• You specify and maintain test cases and ensure end-to-end traceability from requirements to test evidence.
• Creation, structuring and maintenance of test cases and test procedures
• Traceability: requirements -> test cases -> test results (evidence)
• Support for reviews, documentation of results, coordination with requirements engineering, development and test automation
• Maintenance of artifacts in project tools (e.g. RTC/Jira, Confluence, DOORS/Jama depending on the setup)

Test Case Engineer – m/f/d

Full-stack Engineer

• Development of autonomous navigation for missiles/drones
• Embedded software development on the target system TI Jacinto in C, C++ and Python
• Implementation of a trained AI model on a TI Jacinto processor
• Conversion of the AI model into the Jacinto format
• Optimization and quantization of the AI model for embedded systems
• Testing, debugging and analysis of results
• Contributing to the creation and maintenance of required technical documentation
• Collaborating in the development of demonstrators and concepts to showcase future system capabilities

Senior Software Engineer, AI, Embedded

AI Engineer

• Development and implementation of an AI tool strategy for the tech cluster
• Decisions on using GitHub Copilot, Cursor, cloud services, or on-premises solutions
• Designing architectures and best practices to avoid unnecessary AI calls
• Primary point of contact between business units and central functions
• Identifying and translating AI-related requirements into concrete AI solutions
• Continuous needs analysis and coordination with the training department

Solutions Engineer

• Design of the end-to-end solution architecture for Chat T&M (internal) and Chat T&M+ (external)
• Architecture for agent orchestration (tool-calling, state management, routing, human-in-the-loop) and agentic retrieval (hybrid Azure + on-premises)
• Definition of standards for guardrails/policies: prompt-injection protection, source attribution requirements, uncertainty rules, data exfiltration protection, cross-tenant leakage prevention
• Architectural requirements for security & compliance: RBAC, data classification, audit logging, network segmentation, key management
• Support for benchmark-driven development: test datasets, evaluation methodology (groundedness, hallucination control), regression testing
• Architecture reviews, technical decision documents, interface contracts (OpenAPI), operational concepts and runbooks

AI Solution Architect – m/f/d

• Develop AI functionality for a production-grade chat service
• Implement and enhance agent orchestration, including tool-calling to retrieval systems, knowledge APIs, and ticketing integrations
• Prompt engineering: system and role prompts, response formatting, tone, citation rules, abort and escalation logic
• Build guardrails: prompt injection/jailbreak mitigation, uncertainty handling, source-attribution requirements, policies (including safeguards against negative assertions)
• Contribute to indexing and retrieval pipelines: chunking, metadata, versioning, re-indexing; integration of hybrid data sources
• Establish evaluation and benchmarking: test queries, reference answers, scoring, automated regression tests
• Telemetry and feedback: quality metrics, hallucination flagging, monitoring of AI components

AI Engineer – m/f/d

• Structured elicitation, analysis, prioritization and formal specification of system and software requirements for HF/RF systems with particular attention to functional and non-functional requirements (performance, real-time, reliability, interfaces)
• Introduction and application of CPRE best practices (requirement types, quality criteria, review methods, prioritization, acceptance criteria)
• Facilitation of workshops and reviews with product management, RF/HF hardware, embedded software and test teams; clarification of requirements and responsibilities
• Creation of clear, testable requirements including use cases and acceptance criteria; optional support through modeling (Enterprise Architect, Cameo Systems Modeler)
• Establishment and maintenance of the project in JAMA as the central requirements repository and integration with JIRA and Confluence. Management of changes
• Derivation of verification and test criteria from requirements, support for verification activities and execution of traceability and consistency checks
• Establishment of templates, review processes and metrics to ensure sustainable quality assurance of requirements management

Requirements Engineer, RF/HF Systems

Systems Engineer

• Technical lead for the development of radio frequency (RF) modules
• Design of architectures for ESM, ECM and ECCM systems
• Support system integration as well as commissioning and testing of RF modules
• Contribute to the creation and maintenance of required technical documentation
• Support the development of demonstrators and concepts to showcase future system capabilities

Senior Systems Engineer Radio Frequency

• Responsibility for requirements engineering in a complex, safety-critical environment
• Focus on clear specification, traceability and continuous improvement of requirements quality
• Migration from DOORS Classic to DOORS NG
• Breaking down requirements: requirements specification (Pflichtenheft) -> system requirements -> product requirements
• Analysis of completeness and consistency and implementation of improvements
• Maintenance, revision and consolidation of existing requirements
• Coordination and reviews with system architecture, development and test teams; documentation in Confluence/SharePoint