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Principal Systems Engineer Security Clearance

Job in Plano, Collin County, Texas, 75023, USA
Listing for: Sierra Nevada Corporation
Full Time position
Listed on 2025-12-16
Job specializations:
  • Engineering
    Systems Engineer, Aerospace / Aviation / Avionics, Electrical Engineering, Engineering Design & Technologists
Job Description & How to Apply Below
Position: Principal Systems Engineer with Security Clearance
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 . Are you a Systems Engineer who is interested in working on one of the largest and most complex airborne systems ever built? SNC is expanding in the Plano, TX area and building our Systems Engineering capability from the ground up as part of an ambitious program to modernize the U.S. Air Force's critical airborne command-and-control fleet.

We need you! At SNC, you'll work on cutting-edge defense systems, owning full system lifecycle responsibilities (requirements, modeling, simulation, test, certification, sustainment, retirement) in collaboration with cross-disciplinary teams (mechanical, structures, electrical, RF). You'll get to lead trade studies, simplify complexity, track and manage risk, and drive system integration in a fast-paced environment - not just maintain status quo and generate PowerPoint presentations.

You'll join one of the first hires in a brand new office and play a pivotal role in defining the technical culture, processes, and architecture that will scale long-term. If you're ready to make your mark and jump-start your career this is your chance to co-design both a program and an engineering organization. Responsibilities:
* Strong communication skills with internal and external stakeholders

* Analyzing context of deliverable solutions against constraints and available technology

* Lead the development of system architectures and designs

* Translate stakeholder and mission needs

* Define system interfaces, data exchanges, and integration strategies.

* Lead integration and test planning Qualifications You Must Have:
* Bachelor's of Science degree in System Engineering or related discipline and typically 14 or more years of relevant experience

* Higher education may substitute for relevant experience

* Demonstrated knowledge of engineering principles and practices

* Progressive experience working in multi-disciplinary design and development teams

* Advanced understanding of requirements management, functional requirements parsing, derivation, and allocation; systems design, systems integration, technical risk identification and management strategies, and Verification and Validation (V&V) principles

* Knowledge of industry standard Model Based System Engineering (MBSE) approaches and tools

* The ability to obtain and maintain a Secret U.S. Security Clearance is required Qualifications We Prefer:
* Advanced

Experience with requirements management and system modelling tools, such as DOORS, Rhapsody, No

Magic, MATLAB

* Experience or certification in INCOSE standards

* Background in the Aerospace and Defense Industry

* Experience leading baseline definition and maturation in a complex development setting, including the use of high impact trade studies and other measures

* Advanced understanding of establishing and tracking key Technical Performance Measurements (TPM)

* Experience integrating with existing or legacy aircraft platforms

* Experience working agile methodologies with Atlassian tools

* Working knowledge of cybersecurity principles and safety-critical software standards

* Modeling and Simulation

* Controls System

* SIL Integration At SNC we deliver customer-focused technology and best-of-breed integrations in the aerospace and defense sectors. SNC has been honored as one of the most innovative U.S. companies in space, a Tier One Superior Supplier for the U.S. Air Force, and as one of America's fastest-growing companies. Learn more about SNC This posting will be open for application for a minimum of 5 days and may be extended based on business needs.

SNC offers annual incentive pay based upon performance that is commensurate with…
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