Senior Defense Systems Integration & Test Engineer

L3Harris Technologies; Malabar (FL); On-site; USD 110,000 - 160,000; Full time

Job summary

L3Harris Technologies in Melbourne, Florida is seeking a Senior Specialist in Integration & Test Engineering to lead system integration and test activities across the full product lifecycle.

The role requires expertise in verification planning, test architecture, and collaboration with engineering, cybersecurity, and operations teams. Travel up to 10% may be required and a TS/SCI clearance is required.

Qualifications

• Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and minimum 4 years of prior related experience. In lieu of a degree, minimum 10 years of prior related experience.
• Active TS/SCI clearance.

Responsibilities

• Oversee the integration and testing of lower-level software components through subsystem and application‑level verification.
• Develop and maintain test documentation, including Test Requirements Documents, Test Design Documents (TDDs), Test Plans, and test procedures.
• Support and direct personnel in the execution of secure software solutions, including vulnerability scanning, secure interface verification, continuous update testing, and compliance documentation validation prior to release.
• Develop and execute functional, performance, integration, and qualification test procedures, and document results to verify compliance with program requirements.
• Support test environment setup, script development, test procedure development, implementation, checkout of software test platforms, and evaluation of analysis tools, as required.
• Identify, document, track, and assist in resolving software integration and test issues through closure.
• Analyze test results, identify anomalies, and collaborate with development teams to determine root cause and support corrective actions.
• Represent Software Integration and Test in major technical reviews, including SRR, SDR, PDR, CDR, and TRR.
• Partner with cross‑functional teams, including Systems Engineering, Project Engineering, Cybersecurity, and Software Engineering, during requirements analysis and verification planning, including development and maintenance of the Requirements Verification Traceability Matrix (RVTM).
• Support secure software deployment activities and ensure verification of software baselines, interfaces, and configuration changes.
• Work extended and weekend hours, as needed, during critical program integration and test phases.
• Be available to travel up to 10%, as required.

Skills

System integration

Test engineering

Verification planning

Cross-functional collaboration

Scripting languages

Education

Bachelor’s Degree

Graduate Degree

Tools

DOORS

Cameo

Magic Draw

Jira

Bitbucket

Confluence

Job description

L3Harris Technologies in Melbourne, Florida is seeking a Senior Specialist in Integration & Test Engineering to lead system integration and test activities across the full product lifecycle.

The role requires expertise in verification planning, test architecture, and collaboration with engineering, cybersecurity, and operations teams. Travel up to 10% may be required and a TS/SCI clearance is required.