Defense Systems Engineer: Secure Networks & Integration

Loop Future; Portugal; On-site; EUR 45,000 - 65,000; Full time

Job summary

Loop Future in Portugal is seeking a Systems Engineer for a leading defence-sector client. You will define how electronics, signals and networking connect within integrated systems, supporting requirements, design, testing and acceptance.

The role focuses on system integration rather than low-level board design, requiring strong analytical skills, documentation, and the ability to work with multidisciplinary teams in a high-security environment.

Qualifications

• Bachelor-level or higher level in Electronics/Systems engineering.
• Excellent command of written and spoken English; Portuguese valued.

Responsibilities

• Analyse customer requirements and translate into technical system solutions.
• Assess existing infrastructure and propose enhancements or new architectures.
• Design, implement, and support secure communication networks and systems.
• Produce HLD/LLD documentation for network/infrastructure solutions.
• Configure and troubleshoot networking equipment (routers, switches, firewalls).
• Diagnose and resolve complex issues across network, server, and virtualised environments.
• Collaborate with multidisciplinary teams to ensure integration of platforms.

Skills

System integration

English proficiency

Technical troubleshooting

Documentation reading

Education

Electronic Engineering degree

Job description

Loop Future in Portugal is seeking a Systems Engineer for a leading defence-sector client. You will define how electronics, signals and networking connect within integrated systems, supporting requirements, design, testing and acceptance.

The role focuses on system integration rather than low-level board design, requiring strong analytical skills, documentation, and the ability to work with multidisciplinary teams in a high-security environment.