Defence Systems Engineer: Secure Networks & Integration

Loop Future; Lisboa; On-site; EUR 55,000 - 75,000; Full time

Job summary

Loop Future is seeking a Systems Engineer in Lisbon to join a defence-focused team. You will define how equipment, signals, and protocols connect within integrated communication systems, supporting the full lifecycle from requirements through testing and acceptance.

Responsibilities include analyzing requirements, designing secure networks, producing HLD/LLD, and configuring networking gear. English is required; Portuguese is valued.

Qualifications

• Degree in Electronic Engineering or closely related field.
• Strong understanding of electronic systems at integration level, signals, interfaces and protocols.
• Hands-on experience integrating electronic, communication, or control systems.
• Ability to troubleshoot complex electronic and communication issues to root cause.
• Experience reading and producing high- and low-level design documents.
• Strong analytical mindset, attention to detail in demanding environments.
• Fluent written and spoken English; Portuguese is valued.

Responsibilities

• Analyse customer requirements and translate them into system and network solutions.
• Design, implement, and support secure communication networks with performance and scalability.
• Produce high-level and low-level design documentation (HLD/LLD).
• Configure, manage, and troubleshoot networking equipment and related tech.
• Collaborate with multidisciplinary teams to ensure successful system integration.

Skills

System integration

Networking

Embedded electronics

Troubleshooting

Technical documentation

Education

Degree in Electronic Engineering

Tools

Networking hardware

HLD/LLD documentation

Job description

Loop Future is seeking a Systems Engineer in Lisbon to join a defence-focused team. You will define how equipment, signals, and protocols connect within integrated communication systems, supporting the full lifecycle from requirements through testing and acceptance.

Responsibilities include analyzing requirements, designing secure networks, producing HLD/LLD, and configuring networking gear. English is required; Portuguese is valued.