Specialist, Integration & Test Engineer

L3Harris; Melbourne (FL); On-site; USD 90,000 - 120,000; Full time

Job summary

L3Harris Technologies is seeking an Integration and Test Engineer in Melbourne, FL to support design, integration, verification, validation, documentation, and deployment of advanced systems. The role focuses on model-based testing, MBSE methods, and end-to-end traceability across hardware, software, and networked environments.

The engineer will translate models and requirements into test cases, support automated and manual testing, and collaborate with cross-functional teams to ensure complete

Qualifications

• Bachelor’s Degree in a technical field and 4+ years of relevant experience; advanced degree 2+ years preferred.
• Experience performing formal systems testing in lab, integration, or operational environments.
• Experience with MBSE/MBT and model-based testing tools and methods.
• Experience with Cameo Systems Modeler or similar MBSE tools.
• Ability to translate requirements into test procedures and verification artifacts.
• Experience with government customers (DoD/air force) and security clearances is a plus.

Responsibilities

• Provide daily integration and test engineering support for mission-critical government and DoD customers.
• Develop, document, and execute integration, verification, and validation test procedures for complex systems.
• Use MBSE/MBT approaches to support model-based testing, traceability, and end-to-end verification.
• Coordinate with systems, software, and network engineering to ensure complete verification coverage.
• Support automated and manual test execution in lab and system integration environments.
• Identify opportunities to improve test efficiency through automation and MBSE workflows.

Skills

MBSE

MBT

Cameo Systems Modeler

Model-based testing

Requirements traceability

Python/Java/C#/JavaScript

Education

Bachelor’s Degree in Systems Engineering / Electrical Engineering / Computer Engineering / Computer Science / Software Engineering

Tools

DOORS

Jenkins/GitLab CI

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission‑critical needs always in mind, our employees deliver end‑to‑end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Integration and Test Engineer

Job Code: 42561

Job Location: Melbourne, FL

Job Schedule: 9/80

Job Description:

L3Harris Technologies is seeking a talented Integration and Test Engineer to support the design, integration, verification, validation, documentation, and deployment of advanced systems and services. This engineer will help drive and champion test and evaluation processes for mission‑critical programs and will be responsible for the development, coordination, implementation, and enforcement of test processes across hardware, software, and networked system environments.

The ideal candidate will have experience in Model‑Based Systems Engineering (MBSE) and Model‑Based Testing (MBT), including the use of Cameo Systems Modeler to support test development, requirements verification, traceability, and validation activities. This role will support programs serving the global aviation community with advanced systems and services that increase the safety, security, and capacity of air traffic management operations.

Essential Functions:

• Provide daily integration and test engineering support for mission‑critical government and Department of Defense customers.

• Support system integration, troubleshooting, root cause analysis, and issue resolution across hardware, software, and communications systems.

• Develop, document, and execute integration, verification, and validation test procedures for complex systems.

• Use Cameo Systems Modeler and model‑based systems engineering methods to support model‑based testing, requirements verification, use case validation, and end‑to‑end traceability.

• Translate system models, behavioral diagrams, requirements, and operational scenarios into test cases, test procedures, and verification artifacts.

• Maintain bidirectional traceability between customer requirements, system models, test procedures, and test results.

• Coordinate with systems engineering, software engineering, network engineering, and project leadership to ensure complete verification coverage.

• Support automated and manual test execution in lab and system integration environments.

• Develop test scenarios and acceptance tests for system‑level and subsystem‑level requirements.

• Troubleshoot integration and test issues involving hardware, software, interfaces, networking, and communications components.

• Support formal test events, system verification activities, customer demonstrations, and acceptance testing.

• Identify opportunities to improve test efficiency through automation, improved test architecture, and model‑based approaches.

• Contribute to continuous improvement of test processes, tools, and reporting methods.

  Qualifications:

• Bachelor’s Degree in Systems Engineering, Electrical Engineering, Computer Engineering, Computer Science, Software Engineering, Information Technology, or a related technical field preferred and a minimum of 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, a minimum of 8 years of prior related experience.

• Minimum of three (3) years of experience in Integration & Test Engineering Background (System/Network Integration Testing)

• Experience performing formal systems testing in a lab, integration, or operational environment.

• Experience interpreting and validating system requirements and maintaining requirements traceability.

• Experience using Cameo Systems Modeler or similar model‑based systems engineering tools.

• FAA Public Trust Clearance

  Preferred Additional Skills:

• Experience in applying model‑based systems engineering principles to system design, verification, or validation activities.

• Experience developing or supporting model‑based testing approaches using system models, use cases, activity diagrams, sequence diagrams, state machines, or related artifacts.

• Experience translating requirements and system behavior into test procedures, test cases, and verification evidence.

• Ability to read and understand interface definitions, system architecture products, engineering drawings, and technical documentation.

• Experience working directly with Air Force, DoD, or government customers in fast‑paced acquisition environments

• Background managing technical activities across multiple contractor teams and government stakeholders

• Experience with government requirements management systems (DOORS) and interface control processes

• Experience with Cameo Model‑based Testing workflows and use of system models to derive or validate test cases.

• Experience with Unified Modeling Language (UML) and Systems Modeling Language (SysML).

• Experience with requirements management and traceability tools.

• Experience with verification cross‑reference matrices and requirement coverage analysis.

• Experience integrating model‑based systems engineering artifacts with verification and validation planning.

• Experience with automated testing tools or frameworks such as Selenium, PyTest, JUnit, Robot Framework, TestComplete, or similar tools.

• Experience with programming or scripting languages such as Python, Java, C#, JavaScript, Shell, or PowerShell.

• Familiarity with continuous integration and continuous delivery tools such as Jenkins or GitLab Continuous Integration.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug‑free workplace and performs pre‑employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.