Sr Mechanical System Engineer

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4

ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations - with an unrivaled record of on time and on (or under) budget deliveries.

SNC has led thoughtful and disruptive change in the aerospace and defense industry for the past 60 years and now, we're applying this tenacity and expertise to the U.S. Air Force's (USAF) Survivable Airborne Operations Center (SAOC) mission. Join the SNC-led SAOC team and be a part of exciting and meaningful work to modernize and deliver the next-generation SAOC aircraft trusted by the President, Secretary of Defense and Chairs of the Joint Chiefs of Staff to ensure continued critical command, control and communication during national emergencies.

If you're passionate about building the airborne command post of the future, consider SNC for your next mission. Learn more about NC3 and SAOC here.

We are seeking a highly skilled Senior Mechanical Systems Liaison Engineer to join our Liaison Engineering organization. In this role, you will serve as the subject matter expert for aircraft mechanical systems, such as Environmental Control Systems (ECS), Water and Waste Systems, aircraft control systems, and other mechanical and structural subsystems. You will focus on system interactions, real time troubleshooting, and test support across the product lifecycle.

You will work directly with design engineering, manufacturing, quality, and test teams to resolve issues, ensure system integrity, and support successful system, ground, and flight test execution.

Responsibilities:

* Provide technical liaison support for aircraft mechanical systems throughout production, integration, and test activities

* Lead root cause analysis and resolve system‑level issues, non‑conformances, and test anomalies

* Interpret engineering drawings, specifications, interface requirements, Aircraft Maintenance manuals (AMM), and test data to diagnose and correct system behavior

* Support system, ground, and flight test activities, including test readiness, troubleshooting, and data analysis

* Develop and approve engineering dispositions, repairs, rework instructions, and temporary deviations

* Coordinate system‑level technical actions across engineering, quality, manufacturing, and test organizations

* Document findings, corrective actions, and verification results in accordance with engineering standards

* Mentor junior engineers in liaison engineering practices, system troubleshooting, and effective cross‑functional communication

Identify and support continuous improvement initiatives within liaison processes and system integration activities

Provide support to additional mechanical and structural disciplines as needed

Qualifications You Must Have:

* Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related discipline

* 10+ years of experience in mechanical or systems engineering, including hands‑on liaison or test support experience

* Strong understanding of aircraft mechanical systems and how they behave and interact under operational and test conditions

* Demonstrated experience with troubleshooting, root cause analysis, and corrective action implementation

* Ability to interpret engineering drawings, reports, ICDs, system‑level requirements, and Aircraft Maintenance manuals (AMM)

* Proven ability to collaborate effectively across multidisciplinary engineering, manufacturing, and test teams

* Strong written and verbal communication skills

Qualifications We Prefer:

* Master's degree or higher in a relevant engineering field

* Experience supporting assembly, integration, ground test, and/or flight test activities

* Highly experienced with…