Test Engineer (Outside IR35)

LA International; Harlow; On-site; GBP 28,000 - 42,000; Full time

Job summary

LA International is seeking experienced Test Technicians to support an Air Traffic Management Systems team in integration, verification, validation and acceptance testing of ATMS components.

You will conduct RF, system and integration testing in a laboratory environment, work with engineering teams, document results, and support programme delivery. Onsite role with flexibility in hours.

Qualifications

• Experience in RF testing, systems, or integration testing.
• Strong practical experience working within an engineering laboratory environment.
• Experience executing formal test procedures and generating objective test evidence.
• Proven troubleshooting and fault-finding capability across hardware and software systems.
• Experience producing defect reports, problem reports, and test reports.
• Experience writing, reviewing, or maintaining test procedures and test documentation.
• Ability to analyse test results and clearly articulate findings.
• Strong written and verbal communication skills.
• Self-motivated with the ability to work independently with minimal supervision.
• Able and willing to spend the majority of the working day conducting hands-on testing within a laboratory environment.

Responsibilities

• Execute RF, system, integration, verification, validation, and acceptance testing activities.
• Configure and operate laboratory equipment, simulators, and specialist test environments.
• Follow approved test procedures and accurately record test evidence and results.
• Develop, review, and update test procedures, test specifications, and test reports.
• Investigate and document defects, anomalies, and system non-conformances.
• Support fault isolation, root cause analysis, and corrective action activities.
• Perform troubleshooting of hardware, RF, networking, and system-level issues.
• Operate and configure RF and electronic test equipment including spectrum analysers, signal generators, oscilloscopes, power meters, and network analysis equipment.
• Analyse test results and provide clear technical recommendations to engineering teams.
• Support integration activities involving surveillance, radar, communications, identification, and air traffic management systems.
• Interpret engineering documentation including schematics, interface documents, test specifications, and technical manuals.
• Maintain accurate configuration-controlled records, test evidence, and engineering documentation.
• Communicate testing progress, issues, risks, and recommendations to project stakeholders.
• Support formal system demonstrations, customer acceptance testing, and qualification activities where required.
• Manage workload priorities to meet programme schedules and delivery milestones.

Skills

RF testing

Lab environment

Troubleshooting

Test documentation

Independent worker

Communication

Tools

Spectrum analysers

Signal generators

Oscilloscopes

Power meters

Network analysers

Job description

We are currently looking for a number of experienced Test Technicians to support a Clients Air Traffic Management Systems (ATMS) team in the integration, verification, validation, and acceptance testing of Air Traffic Control, Surveillance, Radar, Identification, and associated ATM systems.

The Candidate will provide hands‑on support across the test lifecycle, conducting RF, system, and integration testing activities within a laboratory environment. Working closely with Systems, Software, Hardware, Integration, and Support Engineering teams, the successful candidate will be responsible for executing test activities, investigating defects, analysing results, and producing high-quality test documentation in support of programme delivery.

This role is particularly suited to an individual who enjoys practical engineering work, structured testing, technical problem-solving, and spending the majority of their working day operating within a laboratory or integration environment.

The work will be full time onsite but there is flexibility in terms of how their hours are structured.

Main Duties

The Candidate will support engineering and programme delivery activities through the execution of formal test activities and technical investigations.

Responsibilities include:

• Execute RF, system, integration, verification, validation, and acceptance testing activities.
• Configure and operate laboratory equipment, simulators, and specialist test environments.
• Follow approved test procedures and accurately record test evidence and results.
• Develop, review, and update test procedures, test specifications, and test reports.
• Investigate and document defects, anomalies, and system non-conformances.
• Support fault isolation, root cause analysis, and corrective action activities.
• Perform troubleshooting of hardware, RF, networking, and system-level issues.
• Operate and configure RF and electronic test equipment including spectrum analysers, signal generators, oscilloscopes, power meters, and network analysis equipment.
• Analyse test results and provide clear technical recommendations to engineering teams.
• Support integration activities involving surveillance, radar, communications, identification, and air traffic management systems.
• Interpret engineering documentation including schematics, interface documents, test specifications, and technical manuals.
• Maintain accurate configuration-controlled records, test evidence, and engineering documentation.
• Communicate testing progress, issues, risks, and recommendations to project stakeholders.
• Support formal system demonstrations, customer acceptance testing, and qualification activities where required.
• Manage workload priorities to meet programme schedules and delivery milestones.

Essential

• Experience in RF testing, systems, or integration testing.
• Strong practical experience working within an engineering laboratory environment.
• Experience executing formal test procedures and generating objective test evidence.
• Proven troubleshooting and fault-finding capability across hardware and software systems.
• Experience producing defect reports, problem reports, and test reports.
• Experience writing, reviewing, or maintaining test procedures and test documentation.
• Ability to analyse test results and clearly articulate findings.
• Experience operating electronic and RF test equipment.
• Ability to read and interpret engineering drawings, schematics, and technical documentation.
• Strong written and verbal communication skills.
• Self‑motivated with the ability to work independently with minimal supervision.
• Able and willing to spend the majority of the working day conducting hands‑on testing within a laboratory environment.

LA International is an award‑winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance.

A multiple award‑winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience.