Senior Integration and Test Engineer TS/SCI

About the role

Iridium is an award-winning and innovative satellite communications company with a unique network that offers voice and data connectivity anywhere in the world. We support critical communications needs for various sectors including first responders, humanitarians, militaries, and scientific researchers. We seek a Senior Integration and Test Engineer to lead integration and test activities for our mission-critical ground segment infrastructure.

Responsibilities

• Provide technical leadership on integration and test engineering activities, ensuring alignment with program goals and quality standards.
• Lead end-to-end integration of satellite ground segment components, including command and control, telemetry processing, mission planning, hardware, software, and networking infrastructure.
• Design, implement, and maintain CI/CD pipelines to support automated build, test, and deployment of ground segment software across all environments.
• Oversee system testing and verification from requirements definition through test execution, ensuring all technical performance targets are met.
• Develop and execute integration test plans, procedures, and automated regression suites covering nominal and off-nominal operational scenarios.
• Design and manage software tools, simulators, and containerized test environments that replicate operational ground segment configurations.
• Troubleshoot and resolve complex integration issues through root cause analysis and corrective actions across software, network, and hardware boundaries.
• Partner with cross-functional engineering teams early in the design lifecycle to define interface control documents, test requirements, and ensure system testability.
• Create and maintain comprehensive documentation including integration plans, procedures, test reports, and traceability matrices.
• Mentor junior engineers on integration best practices, test automation frameworks, and DevOps methodologies within space ground systems.

Requirements

• Bachelor of Science degree in Computer Science, Software Engineering, or a related engineering discipline.
• 8+ years of hands-on integration and test experience with complex systems, including satellite ground segments, mission-critical software, or large-scale networked architectures.
• Programming languages such as: Java (Sprint Boot), Java-Script, Python, C++, Shell scripting.
• Familiarity with tools and software applications that support System Engineering and Integration, Verification, and Validation best practices.
• Ability to design, implement, and maintain comprehensive unit and integration test suites, contributing effectively across the full software development lifecycle.

Preferred Qualifications

• Experience in satellite operations ground segment environments, particularly in network management or packet-level data handling.
• Familiarity with the Atlassian tool suite (Jira, Confluence, Bitbucket).
• Experience with Flight Dynamics, Mission planning, and Network Management.
• Experience with Containerization & Orchestration: Kubernetes, Docker, Podman, ArgoCD.
• Experience with CI/CD Pipelines & Artifact Management: GitLab, JFrog Artifactory, Bitbucket.
• Experience with Data Formats & Query Languages: XML, JSON, SQL.
• Experience with Web Technologies: Node.js, Apache Web Server.
• Experience with Security: Security vulnerability analysis and remediation procedures.
• Experience with Project & Development Tools: Atlassian suite including Jira, Git, Crucible, and Confluence.
• Experience with Architecture & Design Patterns: Microservices architectures and distributed system design.
• Experience with Testing: Automated testing frameworks and test automation strategies.
• Experience with Cloud Environments: Government (GovCloud) and commercial Amazon Web Services (AWS) cloud environments.

Professional Skills & Attributes

• Excellent written and verbal communication skills, with the ability to clearly articulate products, deliverables, analyses, and technical issues to cross-functional teams and non-technical stakeholders.
• A confident, relationship-oriented professional who builds trust and rapport easily with leadership, peers, and colleagues across the organization.
• An analytical and creative problem-solver who can assess complex situations, think critically, and develop innovative, out-of-the-box solutions.
• A proactive team contributor who actively shares knowledge, provides constructive feedback, and mentors others to elevate the team’s capabilities.
• Strong organizational and time management skills, with the ability to prioritize your own workload—and potentially guide others—to consistently meet deadlines.
• A continuous learner with a growth mindset, eager to expand your skill set and develop deep expertise across the full suite of System Performance and Analysis software.