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Description

SAIC is seeking **Software Engineer API Developers** to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program and provide on-site technical and administrative support to facilitate operations of critical MARS infrastructure and services. This effort focuses on providing a comprehensive set of System/ Software Engineering and IT Services to maintain, sustain, enhance, and improve/ modernize MARS. This position will be located in the National Capital Region.

Please note that this is contingent upon contract award, with an anticipated decision expected by Winter/ Spring 2026.

The **Software Engineer API Developer** responsibilities include, but are not limited to:

+ Manages the ongoing enhancement and optimization of MARS data-services and the MARS API framework and architecture

+ The Senior API Developer will be responsible for designing, implementing, and maintaining high-quality, scalable, and secure APIs that meet the evolving requirements of MARS data owners and enhance the overall system's functionality

+ Provide system enhancement support for MARS FMI data and intelligence targeting, focusing on Object-Based Intelligence (OBI)

+ Develops and documents innovative, repeatable, and automated services aligned with the MARS

+ Development Release Plan

+ Tasked with ensuring that each enhancement progresses towards the identified user requirements with a proactive approach in coordinating with multiple stakeholders, delivering robust API solutions, and contributing to the strategic vision of the MARS program

Qualifications

+ Active TS/SCI with Polygraph

+ One of the following certifications: Certified Information Systems Security Professional – Information Systems Security Architecture Professional (CISSP-ISSAP), Certified Secure Software Lifecycle Professional (CSSLP), or GIAC Security Essentials Certification (GSEC)

+ Bachelors degree in IT, Cybersecurity, Computer Science, Information Systems, Data Science, or Software Engineering and 5 years or more relevant experience (will consider an additional 4+ years of relevant experience in lieu of degree)

+ Experience in developing and managing APIs, ensuring API security, and optimizing API performance

+ Proficiency in using RESTful and SOAP APIs, integrating third-party services, and developing API documentation

+ Strong understanding of API gateway technologies and data exchange protocols

Target salary range: $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

REQNUMBER: 2510564

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