Check out this new opportunity! Senior Systems Engineer - Restricted Ground Systems Scottsdale, AZ Pay Estimated: $83.34 - $88.34/Hour Active Top Secret/SCI Clearance Required U.S. Citizenship is required by Federal Law We are hiring a Senior Systems Engineer in Scottsdale, AZ to support advanced Restricted Ground Systems for highly secure, mission-critical defense programs. This role requires expertise in the systems engineering lifecycle, systems integration, ICD development, multi-level security (MLS), cross-domain environments, hardware/software integration, and TS/SCI-cleared DoD systems engineering programs supporting secure ground, modem, and antenna systems. Responsibilities: * Perform requirements analysis, decomposition, definition, traceability, and management across complex systems engineering programs. * Support system architecture development, functional analysis, performance analysis, and technical design activities. * Conduct trade studies, technical evaluations, and engineering assessments to support system development and optimization. * Perform systems integration, verification, validation, and testing activities across hardware, software, networking, and secure system architectures. * Develop and maintain Interface Control Documents (ICDs) and interface definitions. * Allocate system requirements and functionality to lower-level subsystems and components. * Conduct technical planning, cost analysis, risk analysis, supportability assessments, and system effectiveness evaluations. * Design and evaluate systems, networks, and information systems to ensure compliance with government security and accreditation requirements. * Support certification, accreditation, cybersecurity, and security testing activities for classified systems. * Develop and maintain system security documentation for new and existing platforms. * Participate in modeling and simulation activities supporting system analysis and performance evaluation. * Research and evaluate vendor products, COTS technologies, GFE/CFE components, specifications, and technical documentation. * Define hardware/software compatibility requirements, technical platforms, interfaces, and operational parameters. * Identify, analyze, and resolve system integration challenges, technical risks, and design weaknesses. * Support Agile program execution using lightweight requirements decomposition and systems engineering methodologies. * Provide technical leadership and mentorship to junior engineering staff. * Interface with customers, engineering leadership, and cross-functional technical teams. * Support limited travel as required. Qualifications: * U.S. Citizenship is required by Federal Law * Active DoD TS/SCI Security Clearance required at time of hire. * Bachelor's degree in Systems Engineering, Engineering, Computer Science, Mathematics, or related technical discipline. * 8+ years of related systems engineering experience; or Master's degree with 6+ years of related experience. * Experience supporting full systems engineering lifecycle processes. * Experience with requirements decomposition, requirements management, and systems engineering methodologies. * Experience supporting systems integration, verification, and validation activities. * Experience with multi-level security (MLS) and cross-domain environments. * Experience developing and managing Interface Control Documents (ICDs). * Experience with hardware/software integration and secure technical platforms. * Experience supporting ground systems, modem systems, or antenna systems. * Experience supporting classified defense or DoD engineering environments. * Ability to independently solve complex technical problems and lead technical efforts. Preferred Qualifications: * Experience supporting Agile engineering or Agile development programs. Moseley Technical Services, Inc. is an AA/EEO/Veterans/Disabled Employer What to Expect * Applicants selected for employment will be required to pass a pre-employment drug screening and background investigation, which may include education, criminal, and work history verifications. * Accepted applicants will be eligible for benefits, including medical and supplemental insurance, and a 401(k) plan. Appreciation and gratitude for employees are hallmarks of organizations with low turnover. * Final position level and pay will be based on experience. Resources * To apply, send a resume to: * For more active job openings: Search Jobs * For more information about Moseley, visit: About Us Moseley Technical Services, Inc. (Moseley) was incorporated in 1994 to provide engineering and professional services to the aerospace/defense, manufacturing, government, and commercial industries. Our Mission is to deliver superior service to our customers and employees. We have been successful in our vision by building long-term relationships with customers and employees through integrity, transparency, and appreciation. We stand by our 30-year-old commitment of "World Class Service. World Class Company."