Command and Data Handling/Networking Subsystem Engineer 4

Description:
CTS International — Command and Data Handling/Networking Subsystem Engineer 4, 12-month contract, El Segundo, CA at $108/Hour. Secret Clearance Required to Start.

Company Space Mission Systems is seeking Command and Data Handling/Networking Subsystem Engineers to develop and manage C&DHN Subsystems for Company secured autonomous satellite network systems in El Segundo, CA.

C&DHN Subsystem engineering assignments include requirements definition and flow down, systems design and analysis, systems integration, test, and verification. You will resolve technical issues and ensure hardware and software are flight worthy prior to delivery. Ability to work collaboratively in multidisciplinary teams is crucial. You will work with management and experts across multiple disciplines including GNC and Autonomy subsystem engineering, software engineering, Communications Security (COMSEC) design, Transmission Security (TRANSEC) design, electronic hardware design & test, spacecraft integration, and end-to-end system engineering. Foundational knowledge of networking principles including SpaceWire data routing, switching, and network protocols relevant to aerospace systems. Some familiarity with system modeling and simulation tools, including Model-Based Systems Engineering (MBSE) tools (e.g., SysML, Cameo) will be a plus.

Position Responsibilities:
• Gather, define, and document system level requirements to support flight control and mission or trajectory requirements definition
• Provide technical, cost, and schedule status to program and function
• Participate and support with cost and schedule reduction initiatives
• Develop and maintain comprehensive subsystem specifications and unit specs with REA support
• Work on subsystem-to-subsystem interface requirements and C&DHN subsystem hardware Subcontract/Contract Data Requirements List (SDRLs/CDRLs)
• Create and release subsystem level analyses such as traffic analysis, TM accuracy, sampling, command pacing
• Perform Subsystem Architecture (including Block Diagram) and technology insertion (including COMSEC Roadmap)
• Assure COMSEC implementation and CNSSP-12 compliance including cybersecurity and information assurance
• Prepare and present C&DHN subsystem design reviews (PDR, CDR, etc.) for customer and Program SEIT interface
• Input to Spacecraft Database, FSW, and Flight ROPs
• Define and maintain satellite C&DH process writings (DMS guides)
Required Skills:
• Active U.S. Secret Security Clearance
• Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement
• 3+ years of experience working in aerospace, defense, or similar high-tech industry

Preferred Skills:
• 9+ years of related work experience or an equivalent combination of education and experience

Bachelor's and 9 or more years' experience, Master's with 7 or more years' experience or PhD with 4 or more years' experience. Bachelor, Master or Doctorate of Science degree from an accredited course of study, in engineering, computer science, mathematics, physics or chemistry.
 
Job Number: 377743
Job Location: El Segundo, CA
Rate: Up to $108.00/Hour
Duration: 12+ months
Start Date: ASAP
Input Date: 11/12/2026
Firm Name: CTS INTERNATIONAL
Address: 160 NW GILMAN BLVD STE 250
City, State: ISSAQUAH, WA 98027
Phone: 425/451-0051
Fax Phone: 425/635-7630
Email: cjhunter@ctsinternational.com
Website: www.ctsinternational.com
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