**Description** SAIC has a need for a **Senior Systems Engineer** to provide engineering support at Systems Simulation Software and Integration (S3I) to assist in developing a mission system for a fixed-wing platform and maturing the testing environment/SIL located onsite at Kellner Road near Huntsville Airport. **RESPONSIBILITIES INCLUDE:** + Candidate will assist in the integration and testing of hardware and software for evaluation and certification of modifications to commercial and military tactical avionics for Special Electronic Mission Aircraft (SEMA) + In a team environment, the candidate will support the integration of commercial and military avionics hardware, test equipment, and software mission equipment components into existing aircraft configurations and future development + Candidate will create test plans and procedures for Software Requirement Specifications (SRSs) + Candidate will work in an AGILE environment **Qualifications** **Required Education:** + BS degree and nine (9) years of experience; four (4) years of experience accepted in lieu of degree **Required Skills:** + Solid system engineering experience in laboratory test/development environment + Experience integrating COTS (Commercial Off the Shelf) equipment with hardware + Develop technical package (Schematics, drawings, bill of materials, etc.) + Experience developing test plans and procedures + Experience creating software and hardware requirements, design, interface and test documentation and analysis of test results + Experience producing test reports + Familiar with commercial and military tactical ground and aviation radios. Including PRC radios, ARC-210 gen 6, STTs, Link16 + Knowledge and experience with radio frequency (RF) co-site measurement and antenna placement on various ground planes including aircraft + Direct experience with aviation and/or weapons hardware + Demonstrated self-starter with strong interpersonal communications + Good verbal and written communication skills + Working knowledge/Use of Microsoft Office Suite **Required Clearance:** + Active Secret security clearance with the ability to obtain TS/SCI security clearance SAIC accepts applications on an ongoing basis and there is no deadline. Covid Policy: SAIC does not require COVID-19 vaccinations or boosters. Customer site vaccination requirements must be followed when work is performed at a customer site. REQNUMBER: 2416111 SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability