The NetOptimizer (U-1799) is an in-house development tool for analyzing, optimizing, and simulating the transport network with over 500+ users. The goal of this project is to develop new features and extend existing ones. The NetOptimizer should be future-proof and further developed according to the latest standards. The successor project to NetEdison will start as soon as the current RFQ is completed. The project is planned until the end of 2027. The following features are on the roadmap until 2027, among others: - Introduction of user management for all users - Real-time topology updates - Extension of the analysis module (visualization and routing analyses of E2E services, daily reporting for the entire network, alarm integration, enhancement of anomaly detection, etc.) - Extension of the simulation module (expansion for access, E2E services, documentation and output of simulations, simulation and latency, SecGW changes, CORE network simulation, simulation with planned data, special events simulation, subnet simulation, propagation in connected topologies, editing edges and nodes, simulation comparisons, inclusion of forecast traffic data in the simulation module, etc.) - Extension of NetMonkey - Extension of the annealer/optimization module - Automation (APIs, interactive interface, automated tasks), workflow engine for the NetOptimizer, network analysis and simulation, automated network configuration - Predictive network analysis - Extension of NetAgent/AI - Detailed service description without personal references: - Project management: Consulting on strategic planning, controlling, and execution of technology-driven projects in compliance with Telefónica’s internal project management guidelines using MS Project, MS Teams, M365, and Confluence for project structuring, scheduling, progress tracking, and transparent documentation - Target systems: Defining and implementing cross-departmental target systems (OKRs, KPIs, scorecards), including coordination with management using Microsoft Excel, Power BI, and Microsoft Planner for data collection, visualization, and tracking of goal achievement - Management communication: Preparing and delivering management presentations and committee decisions using Microsoft PowerPoint and Word, including status reports on milestones, risks, budget, and quality on Telefónica’s project documentation platforms (e.g., Jira), with a clear focus on strategic impact and decision relevance - Stakeholder management: Advising on stakeholder and communication management throughout the project lifecycle via Outlook, MS Teams, and Confluence, coordinating with internal and external stakeholders, and strategic communication in English and German - Risk management: Supporting risk management and monitoring critical paths, including advice on introducing escalation logic, early warning indicators, and action tracking, using Microsoft Planner and Excel for measures control - Process optimization: Advising on the development and standardization of project management processes in technology networks, including reviewing existing PMO approaches and tools, using Confluence and SharePoint for knowledge retention and documentation

A company is looking for an experienced project manager focusing on digital campaigns for social media and display. The goal of the project is the successful planning, execution, and optimization of digital campaigns that are both creatively and technically demanding. In this role, you will be responsible for coordinating and managing internal teams across multiple disciplines, including creation, production, and translation, as well as collaborating with various markets. You will develop and maintain schedules, resource plans, and budgets, ensuring quality, deadlines, and costs are met. Additionally, you will organize and lead meetings, briefings, and pitches. Key responsibilities: - Planning and managing digital campaigns for social media and display - Coordinating and managing internal teams across multiple disciplines and markets - Developing and maintaining schedules, resource plans, and budgets - Ensuring quality, deadlines, and budgets are met - Organizing and leading meetings, briefings, and pitches - Reporting on and analyzing campaign results

A company is looking for an experienced project manager for the approval planning of infrastructure projects. - Management and coordination of the approval planning - Technical support and coordination of all involved service providers (routing, land management, environmental, communications) - Coordination of interfaces between departments and alignment with relevant stakeholders - Preparation of regular project reports and continuous updating of project documentation - Review and approval of deliverables from contracted service providers - Ensuring compliance with legal and technical requirements - Advising on the selection and hiring of specialist planners and experts - Independently creating scope of work documents and evaluating offers

A company is looking for an experienced technical project manager in the field of district heating. The project's goal is the planning and construction of district heating pipelines across all service phases of HOAI as well as taking on complex project tasks. The project manager will play a key role in controlling and coordinating projects, working closely with engineering firms, municipalities, authorities, and internal contacts. The role includes developing and optimizing planning variants to maximize the efficiency and sustainability of the projects. In addition, the project manager will continuously improve technical planning guidelines and processes, conduct technical-economic analyses, develop scenarios, and create concepts. Another focus is budget planning for network investments in the heating sector, in close coordination with central controlling, as well as carrying out network calculations. - Planning and construction of district heating pipelines across all HOAI service phases. - Controlling and coordinating projects in collaboration with engineering firms, municipalities, authorities, and internal contacts. - Developing and optimizing planning variants to increase efficiency and sustainability. - Supporting improvements to technical planning guidelines and processes. - Conducting technical-economic analyses and developing scenarios and concepts. - Creating budget plans for network investments in the heating sector. - Carrying out network calculations.

A company is looking for an experienced project planner to create, update and adjust work breakdown structures and integrate schedule requirements from tenders and contracts. The goal is to track construction progress, assess risks and ensure schedule compliance. The project planner will work closely with project management and other stakeholders to ensure smooth project execution. Main tasks: - Create, update and adjust the work breakdown structure and the overall project schedule. - Integrate timing requirements from tenders and contracts. - Track construction progress as well as changes and deliverables. - Conduct earned value analyses (S-curve) and define the "Value of Work Done". - Prepare progress reports and schedule analyses. - Incorporate resource planning into the schedule. - Assess scheduling risks and advise on risk management. - Perform schedule risk analyses (SRA). - Coordinate interface milestones with project stakeholders. - Provide deliverables to meet scheduling requirements. - Prepare and review schedule-related content in tender documents and contract drafts. - Evaluate and integrate schedules during the bidding phase. - Collect and integrate regular schedule updates from contractors and suppliers. - Monitor contract compliance based on construction progress and deadlines. - Ensure schedule quality according to DCMA criteria. - Perform forensic analysis of construction delays under SCL Delay & Disruption Protocols.

For a project of a public client, a civil engineer (m/f/d) is sought to represent the client. The project includes the development and restoration of roads, sidewalks, street lighting and bus stops. - Typical responsibilities in this role:** - Taking on the non-delegable client tasks according to the AHO guidelines, including defining objectives, budget responsibility and making key decisions. - Managing and coordinating external planning offices, surveyors and executing construction companies. - Ensuring compliance with procurement law (VOB/VgV), building regulations and relevant technical standards (e.g. DIN, ZTV). - Conducting cost and schedule control as well as risk management across all project phases (according to HOAI). - Quality assurance on site, organizing construction meetings and conducting inspections. - Reviewing change orders and invoices. - Regular reporting to the department management and political bodies; ensuring transparency and clear documentation. - Relevant technologies, tools or methods:** - CAD/BIM software: Autodesk Civil 3D, Revit, AutoCAD. - Tendering, awarding and accounting (AVA): RIB iTWO, ORCA AVA. - Project management & control: MS Project, Projektron BCS, Asana. - Construction management & documentation: PlanRadar, Capmo. - Solid knowledge of VOB/B, VOB/C and HOAI. - Typical KPIs or success metrics:** - Budget adherence: deviation from the approved budget < 10%. - Schedule adherence: meeting milestones (planning completion, start of construction, completion) with < 5% delay. - Quality: low defect rate at handover (< 5% of trades with significant defects). - Citizen satisfaction: minimal number of justified citizen complaints during construction. - Legal security: number of successfully defended change claims or legal disputes. - Special challenges, risks or specifics:** - Dealing with unforeseen ground conditions and contamination. - Complex and lengthy approval processes with various public stakeholders. - Strict budget constraints and political pressure in case of cost overruns. - Managing resident interests and public communication. - Challenges due to skilled labor shortages and supply bottlenecks in the construction industry. - Concrete deliverables:** - Completed and approved design and execution planning. - Successfully completed procurement process with signed construction contracts. - Documented site inspections according to VOB. - Final project documentation and audited final invoices. - Closing report for senior management and political bodies.

A company is looking for an experienced Head Of Electronic Development who will take on the technical and disciplinary leadership of a hardware and software development team. The goal of the project is to ensure the quality of technical deliverables, plan and execute strategic pre-developments, and optimize existing processes and systems. The role includes working in agile project management, cost estimation and proposal preparation, as well as team and capacity planning. The candidate will be responsible for the professional development of team members and will communicate closely with customers and suppliers. Main tasks: - Technical and disciplinary leadership of a HW+SW development team - Participation in agile project management, cost estimation and proposal preparation - Team and capacity planning - Professional development of team members - Responsibility for the quality of formal and technical deliverables - Calculation and pricing of products, especially PCBA - Planning and execution of strategic pre-developments - Communication with customers and suppliers - Optimization of existing processes and systems

For a project in the power plant sector we urgently need a freelance specialist for migrating and adapting the ABB 800xA control system. - Typical tasks in this role:** - Implement programming and commissioning using the ABB 800xA process control system. - Migrate existing control logic to the new system version, including adapting controllers and I/O modules. - Create and adjust process graphics, operator interfaces and alarm management configurations. - Perform system tests, troubleshoot and optimize performance to ensure plant availability and control capability. - Provide technical support to operations staff during the commissioning and ramp-up phase. - Prepare and maintain technical documentation (functional diagrams, configuration descriptions, test reports). - Work closely with process engineering, electrical engineering and the plant operator. - Relevant technologies, tools or methods:** - Control system: ABB Ability™ System 800xA (including AC 800M controller, Information Management, Batch Control). - Engineering tools: Control Builder M, Process Graphics Migration Tool, Bulk Data Manager. - Fieldbuses: PROFIBUS, Foundation Fieldbus, Modbus. - Virtualization: VMware, Hyper-V for test and development environments. - Databases: SQL skills for analyzing historical data (e.g. 800xA History). - Knowledge of relevant standards for process and power plant technology (e.g. IEC 61508, IEC 61511). - Typical KPIs or success metrics:** - Migration speed: number of system components/functions migrated per week/month. - System availability: control system uptime after migration > 99.9%. - Error rate at commissioning: number of critical software bugs after go-live < 5. - Test coverage: percentage of successfully executed and documented test cases > 95%. - Adherence to project schedule: completion of migration and commissioning by the defined deadline. - Operator acceptance: positive feedback from operations staff on the new system environment. - Key challenges, risks or specifics:** - Migration in a live environment (“brownfield”) with minimal downtime. - Ensuring compatibility between old and new system components (hardware/software). - High complexity of process logic in power plants (e.g. boiler control, turbine regulation). - Risk of cybersecurity vulnerabilities in networked control systems (e.g. CVEs for 800xA). - Managing interfaces to third-party systems (e.g. MES, ERP). - Need for close and precise collaboration between control system engineering, process engineering and operations. - Concrete deliverables:** - Migrated and fully operational control logic on the target system. - Fully tested and customer-approved process graphics and operator interfaces. - Acceptance reports for Factory Acceptance Test (FAT) and Site Acceptance Test (SAT). - Updated technical plant documentation. - Final migration report with lessons learned. - Trained operations staff.

A company is looking for a specialist construction manager for electrical engineering as well as a specialist construction manager for control technology (Siemens T3000) for a demanding project. The goal of the project is the technical supervision and management of the control technology interfaces of the existing plant during integration of the new system, as well as ensuring quality and contract compliance during the construction and commissioning phases. The role requires intensive coordination and monitoring of the interfaces to the construction planning due to the size of the project. The construction manager will work closely with control engineers, planners, experts and contractors to ensure successful project delivery. Main tasks: Technical supervision of the control technology interfaces of the existing plant during integration of the new system Technical management of control engineers, planners, experts and contractors - Preparation of technical and project-phase dependent documents - Participation in project meetings and negotiations - Technical management of quality assurance and quality control during the construction and commissioning phases - Advising on control technology commissioning - Technical coordination with design engineers on quality monitoring tasks - Monitoring contract compliance and conducting quality inspections - Participation in safety meetings and implementation of measures to rectify identified issues

A company is seeking support for carrying out the engineering of energy generation and consumption plants and their connection to the transmission and/or distribution grids of network operators in Germany and abroad. The project includes both existing plants and those under development, such as power plants, consumer installations, and hybrid systems like battery installations. The goal is to plan, coordinate, and implement grid connections efficiently. Main tasks: - Managing approval processes for grid connections at the respective voltage level - Preparing technical documents for grid connection requests - Creating grid connection applications, including technical documentation for network operators - Technical engineering for grid connection concepts - Designing extra-high, high, and medium-voltage switchgear and substations - Basic and detailed engineering, including tender documents and specifications - Developing technical standards to implement quality requirements - Control and coordination tasks within project execution - Consulting and coordination for quality assurance measures - Project management in line with technical regulations and project management strategies - Advice on contract management, e.g., grid connection contracts - Coordinating processes and carrying out on-site construction support measures - Developing retrofit concepts for conventional power plants, hydropower plants, and other installations

- Construction management for the installation of electrotechnical systems in the context of a grid connection project - Ensuring compliance with budget, time and quality targets as well as all relevant legal regulations - Reviewing technical documents such as construction plans, material lists and performance certificates - Coordinating and communicating with subcontractors, suppliers and project stakeholders - Interface management and ensuring a smooth project flow

A company is looking for an experienced construction manager to oversee projects related to overhead line construction. The role involves managing construction sites, coordinating teams, and ensuring projects are completed on time and within budget. The ideal candidate will have a strong background in overhead line construction and excellent leadership skills. - Supervise and manage construction sites for overhead line projects. - Coordinate with teams and subcontractors to ensure smooth project execution. - Monitor project progress and ensure adherence to timelines and budgets. - Ensure compliance with safety regulations and quality standards. - Communicate effectively with stakeholders and provide regular updates.

A company is looking for an experienced construction supervisor or manager in the fiber optic field to professionally guide and monitor the construction services of a general contractor in FTTH broadband expansion. The goal is to ensure that the construction services meet the specifications of the execution planning and that the FTTH broadband network is fully built out. The sites are near Würzburg and Saarbrücken. The role includes monitoring adherence to schedules, safety requirements and construction quality, as well as coordinating and documenting construction activities. The manager will independently create a site diary and overall documentation, track subcontracted work and verify the planning and construction documents for accuracy. - Professional guidance and monitoring of a general contractor’s construction services in FTTH broadband expansion. - Ensuring adherence to schedules, safety requirements and construction quality. - Recording and reviewing planning and construction documents from third-party firms. - Independently creating a site diary and overall documentation. - Tracking schedules, inspecting and documenting ordered services and deliveries. - On-site supervision and safety checks according to the HSE concept.

A medical devices company is looking for a skilled Medical Content Writer to support their marketing efforts. The primary focus of this role is to create compelling and accurate content for email campaigns and landing pages, ensuring the tone and messaging align with the medical field's standards and the company's branding.

Our renowned client from the financial sector is looking to strengthen their development team with an experienced Pega Developer. The project focuses on further developing and optimizing the existing CRM solution based on the Pega IBPMS low-code platform. - Development and configuration of the Pega IBPMS low-code platform in a CRM environment - Implementation of business processes and workflows - Customization and extension of existing CRM functionalities - Collaboration with business stakeholders to implement requirements - Quality assurance and testing of developed solutions

A company is urgently looking for an experienced environmental engineer with proven expertise in environmental/ecological construction supervision and in preparing specifications for tenders (ideally according to VOB). The project's goal is to develop a detailed bill of quantities for the tender in Q4/2025 based on standards, including scope of services, cost forecast, qualification matrix, and contract input. The role includes the following main tasks: - Analyzing existing service specifications - Preparing a bill of quantities including quantities, items, and standards - Advising on procurement strategy, risks, and vendor qualification - Close coordination with the specialist department (remote)

A company is looking for an experienced software developer to build safety-critical systems for the defense sector. The goal is to design and deliver robust software solutions from concept through delivery. The focus is on applying modern technologies such as Java (Jakarta EE, Eclipse RCP, JavaFX, OSGi, JFoenix, EMF) and/or C++ (C++14/17) to develop high-performance applications for Windows and Linux (AlmaLinux/RHEL), including specialized hardware and embedded systems. The role includes the development and integration of various interfaces, such as for cryptography, mapping, or specialized hardware components. The candidate will work in agile processes and collaborate closely with colleagues, project teams, and customers. Quality assurance through automated tests and emulators in a CI/CD pipeline is a central part of the work. The projects are diverse and offer responsibilities in architecture, system integration, test automation, as well as specialized areas like GPU-based signal processing. Communication with internal and external stakeholders and close cooperation with project teams and customers are also part of the role. - Responsibility for the entire development cycle (requirements analysis, architecture & design, implementation, testing & validation) - Development of (hardware-near) applications

A company is seeking an experienced construction manager specializing in HVAC or piping systems in pharmaceutical or cleanroom environments. The project's goal is to oversee and lead the execution of construction tasks related to HVAC or piping systems while complying with applicable industry standards and regulations. This role focuses exclusively on construction management, with no involvement in scheduling or project planning. Main tasks: - Oversee the installation and execution of HVAC or piping systems. - Ensure compliance with pharmaceutical or cleanroom standards and regulations. - Coordinate with contractors and on-site teams. - Conduct quality control and ensure adherence to project specifications. - Provide technical expertise and on-site problem solving.

A company is looking for an experienced SuccessFactors Consultant HCM to support a project. The project aims to maintain and further develop existing SAP HCM and SuccessFactors modules and ensure smooth interface management between the systems. The role includes consulting and support for ongoing operations as well as optimizing the existing modules. Main tasks: - Maintenance and further development of the existing SAP HCM module ECP (Payroll) as well as the existing SAP SuccessFactors modules EC (Employee Central) and ECT (Time) - Interface management between SAP ECP (Payroll) and EC (Employee Central) - Support for ongoing operations

A company is looking for an experienced expert in structural monitoring to ensure the safety of dam structures and verify the quality of measurement data. The project aims to optimize structural monitoring through professional data analysis, supplier coordination, and staff training. The expert will play a key role in reviewing and maintaining measurement data as well as coordinating ad-hoc inspections and control checks. They will also be responsible for expanding the measurement network and optimizing existing tools. Main tasks: - Professional review of structural monitoring measurement data (data quality, completeness, outliers) - Initiation and execution of ad-hoc inspections/control checks for unusual measurements - Coordination of external suppliers for replacing defective or to-be-replaced level probes - Review of individual maintenance intervals for measuring instruments/systems and delivery of results to the client - Coordination of suppliers to expand the measurement network by equipping it with electric probes - Maintenance of measurement and control programs regarding measurement technology and control cycles - Provision of necessary SAS structural information for internal and external stakeholders - Maintenance and optimization of existing tools (Webviewer, DamCo, WISKI database) - Planning and conducting about 10 online trainings on the tools - Technical advice for carrying out special inspections of individual structures