About the Role An international technology and engineering company operating in the satellite communications and space technology sector is seeking a Payload Operations Engineer to support satellite payload operations, in-orbit testing, and the delivery of commercial satellite communication services.

The successful candidate will be responsible for monitoring, configuring, and maintaining satellite payload subsystems, ensuring operational reliability, system health, and service continuity.

The position involves working closely with Satellite Operations Centers (SOC), Network Operations Centers (NOC), software developers, and subsystem engineering teams to support payload operations, troubleshoot technical issues, and contribute to the development of automated operational tools.

This is a 100% on-site position in Barcelona , primarily following a daytime working schedule. Occasional weekend, holiday, and on-call availability will be required to support continuous 24/7 satellite operations.

Key Responsibilities

Satellite Payload Operations

- Operate and monitor satellite payload subsystems to support in-orbit testing (IOT) and commercial satellite communication services.
- Configure payload systems and generate the configuration items required for testing and operational service.
- Monitor payload health and performance through telemetry analysis, system logs, and operational monitoring tools.
- Analyse payload subsystem telemetry, including power, thermal, and Radio Frequency (RF) performance .
- Coordinate payload configuration changes to maintain service availability, reliability, and operational performance.
- Maintain situational awareness of satellite, payload, and ground segment configurations and operational status.
- Operate Satellite Operations Center (SOC) software and associated payload monitoring tools.
- Participate in daily operational briefings and shift handovers.

Automation, Testing & Technical Support

- Support the development and improvement of automated tools for satellite payload operations.
- Monitor automated testing and operational processes, analysing results and identifying potential issues.
- Collaborate with software development teams on payload operations tool enhancements and software updates.
- Support the development, testing, and validation of operational procedures and mission-related tools.
- Participate in troubleshooting activities with SOC, NOC, and subsystem engineering teams to resolve payload and service-related incidents.




- Contribute to improvements in operational efficiency, automation, and system reliability.

Mission Operations & Coordination

- Support operational readiness, planning, and preparation for satellite in-orbit milestones.
- Coordinate with multidisciplinary engineering teams to ensure successful payload operations.
- Participate in operational training, simulations, rehearsals, technical reviews, and programme meetings.
- Support the implementation and validation of operational procedures.
- Contribute to the continuous improvement of satellite operations processes and tools.

Requirements

- Bachelor's degree in Telecommunications Engineering, Aerospace Engineering, Electrical Engineering, Computer Engineering , or another relevant STEM discipline.
- At least 2 years of relevant professional experience in engineering, technical operations, satellite systems, telecommunications, or related technical environments.
- Technical understanding of satellite system architecture and subsystem functionality .
- Ability to analyse technical data, investigate operational issues, and support troubleshooting activities.
- Strong analytical thinking and problem-solving capabilities.
- Ability to work independently and collaborate effectively with multidisciplinary engineering teams.
- Excellent communication and organisational skills.
- Professional working proficiency in English.
- Availability to work 100% on-site in Barcelona , with occasional weekend, holiday, and on-call support.

Particularly Valued Experience

- Previous experience with satellite communications payloads and satellite operations.
- Experience working with Low Earth Orbit (LEO) satellite constellations , particularly multi-satellite environments.
- Familiarity with Satellite Operations Centers (SOC) or Network Operations Centers (NOC) .
- Knowledge of satellite telemetry, subsystem monitoring, RF performance, and payload configuration.
- Experience contributing to operational concepts, requirements definition, or Concepts of Operations (ConOps) .
- Experience with automation, operational software tools,



and engineering analysis.
- Programming experience in Python, Java, MATLAB, C# , or similar languages.
- Familiarity with version control systems, particularly Git .
- Experience using Jira, Confluence , or other Atlassian tools.
- Master's degree in a relevant engineering or technical discipline.

Technical Skills & Tools

- Satellite payload operations and monitoring.
- Satellite Operations Center (SOC) software.
- Payload configuration and in-orbit testing (IOT).
- Telemetry monitoring and analysis.
- RF, power, and thermal subsystem performance.
- Operational automation and troubleshooting.
- Engineering analysis and validation tools.
- Programming: Python, Java, MATLAB, C#.
- Version control: Git.
- Collaboration and documentation: Jira, Confluence.

Professional Profile We are looking for a technically curious, analytical, and proactive engineer who can operate effectively in a dynamic and evolving technological environment.

The idóneo candidate will demonstrate:

- Strong analytical and troubleshooting skills.
- Autonomy and sound technical judgement.
- Ability to adapt to changing technical requirements.
- Attention to detail and operational reliability.
- Effective communication and teamwork.
- Ability to coordinate with engineering and operations teams.
- Interest in satellite communications, automation, and advanced technologies.
- Commitment to continuous learning and technical development.

What the Position Offers

- Opportunity to work in an international engineering and technology environment.
- Direct involvement in satellite payload operations and advanced communications systems.
- Exposure to satellite constellations, in-orbit testing, and operational automation.
- Collaboration with multidisciplinary and international engineering teams.
- Opportunity to develop technical expertise in satellite operations, payload systems, and mission-critical technologies.

Working Conditions & Availability

- Location: Barcelona, Spain.
- Work model: 100% on-site.
- Schedule: Primarily daytime working hours.
- Additional availability: Occasional weekend, holiday, and on-call support to contribute to continuous 24/7 satellite operations.
- Work will be performed in an office and Satellite Operations Center environment, with regular use of computer-based monitoring and engineering tools.

The responsibilities of this position may evolve according to operational requirements and business needs.

📌 Payload Operations Engineer (Barcelona)
🏢 ISG International Service Group
📍 Barcelona