20 model based systems engineer jobs found

Description SAIC is looking for a Software Systems Engineer with Space Domain Operations experience in Chantilly, VA to support a very dynamic and innovative space program office in Chantilly, VA. The Software Systems Engineer supports the design, development, integration, test, deployment, and sustainment of software systems for advanced space vehicle programs. This position serves as a key technical contributor across the system lifecycle, ensuring software solutions meet mission requirements, interface seamlessly with flight and ground systems, and comply with programmatic, security, safety, and quality standards. The Software Systems Engineer collaborates with software developers, systems engineers, mission operations personnel, cybersecurity specialists, and program leadership to deliver reliable, mission-critical capabilities that support spacecraft operations and mission success. Key Responsibilities • Analyze stakeholder, mission, and system requirements and translate...

Description SAIC is seeking qualified applicants to supportacutting-edgedata, analytics, and AI platform. The Continuous Monitoring Team Lead (Splunk) is a critical SME role working across Splunk, ServiceNow, and supporting security platform technologies to build analytic maturity and integrations with SOAR, UEBA, and Zero Trust Architecture. Mature analytics and normalized data will support 10+ cyber teams who are also working with other task areas that handle customer relationships, service portfolio and catalog management, software engineering & development, data/AI engineering, IT systems operations, and use case intake and analytics forDoWenterprise-scale missionobjectives expected in Spring/Summer 2026. Positions are contingent pending contract award. The work will be performed in the Alexandria, Virginia. Some work may be performed remotely, subject to Government approval. Job Responsibilities: Lead the Continuous Monitoring Team in designing, building,...

Description SAIC is hiring a CMCC System Architect to serve as the senior technical leader responsible for defining and governing the system of systems architecture across all CMCC environments. This position will be located in Chantilly, VA, Beale AFB, CA or Colorado Springs, CO and is hybrid remote . SAIC is a trusted leader in delivering advanced command and control capabilities across the Department of the Air Force, bringing deep expertise in how cutting edge technologies are engineered, secured, and delivered to the fight. At the center of this mission, the Common Mission Control Center (CMCC) unifies data, sensors, mission applications, cloud based services, and emerging AI enabled automation to give warfighters a decisive edge-turning complex, multidomain information into fast, clear, and actionable decisions in the moments that matter most. The CMCC System Facilitator contract positions SAIC to accelerate how new capabilities are integrated, tested, secured, and...

Description SAIC is a trusted leader in delivering advanced commandandcontrol capabilities across the Department of the Air Force, bringing deep expertise in how cuttingedge technologies are engineered, secured, and delivered to the fight. At the center of this mission, the Common Mission Control Center (CMCC) unifies data, sensors, mission applications, cloudbased services, and emerging AIenabled automation to give warfighters a decisive edge-turning complex, multidomain information into fast, clear, and actionable decisions in the moments that matter most. The CMCC System Facilitator contract positions SAIC to accelerate how new capabilities are integrated, tested, secured, and transitioned into operational use, working sidebyside with operators, engineers, Capability Providers, and government teams to ensure every delivery strengthens mission readiness. We are seeking a Systems Engineer - Modeler to lead MBSE driven architecture, requirements, and interface modeling for...

Description SAIC is seeking Senior Cloud Architect with AI Cloud. Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space & Intel Business Group (AFSI) of SAIC is seeking a Senior Cloud Architect Lead to support a transformational infrastructure program for DCSA. SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies. Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secure and adaptable IT...

Description SAIC is seeking a Digital Engineer PLM Associate (Digital Thread) to join our energized Solutions Technology Group Team of digital engineers to advance the ReadyOne Digital Engineering Ecosystem, a packaged digital thread solution that fuels the Digital Engineering Transformation across our entire industry. Our work creating digital ecosystems span an exciting variety of programs, customers and corporate initiatives requiring Digital Engineering and Model Based Enterprise applications and infrastructure deployed in Defense, Federal Civilian, and/or National Security environments. This job can be performed anywhere within the U.S. As part of our ReadyOne Product Team, you will be responsible for prototyping, architecting, and deploying new Digital Engineering solutions for our internal and external customers to include both cloud-based and on-prem solutions across multiple security domains. You will engage with other digital engineering subject matter experts and...

Description Make a difference for national security by joining a team of dedicated professionals who assist the Space Development Agency in developing and deploying the next generation of satellites and ground systems for missile warning (MW), missile tracking (MT) and missile defense (MD). SAIC is seeking an experienced Mission Engineer to support the Space Development Agency (SDA) Tranche 3 Program Integration (T3PI) program. This position requires an active TS/SCI security clearance. Desired physical location is in the Chantilly, VA area. Our T3PI team has a need for a tracking Mission Engineer with experience analyzing space and ground system architectures through mission thread development and simulation. We are looking for innovative, creative, and highly motivated individuals to mature models and build scenarios (GRMs and DRMs) that effectively capture system of systems effects in complex operational environments. Responsibilities include but are not...

Description SAIC is seeking an experienced Systems Engineer with Intelligence Community experience to support the modernization of an existing systems engineering training program. This is a temporary role with an expected end date of December 2026. The selected candidate will be responsible for leading the technical refresh and redesign of a current week-long Systems Engineering training course. The existing course is outdated and requires a comprehensive review, update, and redesign to better align with current systems engineering practices, mission needs, and adult learning principles. The Systems Engineer will serve as the primary technical subject matter expert for the course modernization effort and will collaborate closely with internal instructional systems designers, multimedia specialists, graphics professionals, and other stakeholders to produce an updated, engaging, and mission-relevant training product. Key Responsibilities: SAIC is seeking an experienced...

Description SAIC is seeking a Ground Systems Engineer to support the LANDMARK AOS program, a large SETA contract supporting the customer's Ground Enterprise Directorate (GED) and its end to end system acquisition mission. This role sits within the Chief Architect's Office, where you will help guide the evolution of the customer's ground architecture and ensure major system acquisitions deliver against mission needs. As the Ground Systems Engineer you will track deliveries, performance requirements, and integration activities across three major system acquisitions spanning five system program offices, providing the technical and acquisition insight needed to keep complex efforts aligned with enterprise-level architectural direction. Key Responsibilities to include: Define, develop, and implement ground system architectures that enable advanced mission capabilities. Analyze system requirements, shape technical solutions, and deliver clear architectural...

Description SAIC is a trusted leader in delivering advanced commandandcontrol capabilities across the Department of the Air Force, bringing deep expertise in how cuttingedge technologies are engineered, secured, and delivered to the fight. At the center of this mission, the Common Mission Control Center (CMCC) unifies data, sensors, mission applications, cloudbased services, and emerging AIenabled automation to give warfighters a decisive edge-turning complex, multidomain information into fast, clear, and actionable decisions in the moments that matter most. The CMCC System Facilitator contract positions SAIC to accelerate how new capabilities are integrated, tested, secured, and transitioned into operational use, working sidebyside with operators, engineers, Capability Providers, and government teams to ensure every delivery strengthens mission readiness. We are seeking a Systems Engineer - Modeler to lead MBSE driven architecture, requirements, and interface modeling for...

Description SAIC has an opening for a Senior Digital Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC customer. The customer organization we support provides the leading edge technical solutions that support current and future national space systems. This position will perform Systems Engineering activities required to transform intelligence and military needs into future capabilities to meet those needs. This position will provide leading edge systems engineering to include the application of Model Based Systems Engineering (MBSE) in the definition of concept of operations, requirements and architecture. Key duties of this position include (but no limited to): Applies systems engineering, systems modeling, product lifecycle management, and related techniques, tools, and methodologies to construct, steward, curate, and leverage end-to-end digital content for client programs. Support the capture of customer needs and...

Description Join a mission driven satellite program at the forefront of national defense innovation. Our team is developing cutting edge technologies that directly support critical Department of War priorities, combining both proven and first-of-their-kind capabilities that have never been applied in space. Operating within a fast-paced acquisition environment, we benefit from streamlined authorities and direct access to senior Government decisionmakers, enabling us to move quickly and execute aggressive schedules using the most innovative contracting strategies available. SAIC is seeking self-directed leaders who skillfully navigate ambiguity, solve complex challenges, and bring diverse expertise to a dynamic environment focused on delivering capability rapidly. Success here requires adaptability, initiative, and a willingness to wear multiple hats in support of a high impact mission. Candidates experienced as USAF/USSF acquisition officers (AFSC: 63A) or developmental...

Description SAIC is seeking a highly skilled DevSecOps Systems Engineer to provide Systems Engineering and Technical Advisory (SETA) support to a mission critical program in Chantilly, VA. In this role, you will directly support the National Reconnaissance Office's (NRO) Ground Enterprise Directorate (GED)-the organization responsible for architecting, acquiring, and sustaining the nation's most advanced space and ground systems across their full lifecycle. As a DevSecOps Systems Engineer, you will help shape the next generation of mission capabilities by driving automation, security integration, and modern engineering practices across complex, distributed systems. You will work closely with government partners, development contractors, and cross domain engineering teams to guide digital engineering initiatives, inform architectural decisions, and ensure mission systems are delivered with speed, resilience, and security. Key Responsibilities to include: Provide...

Description DESCRIPTION: SAIC has an opportunity in Chantilly, Virginia for a mid-level engineer to join an award-winning SIGINT Flight team providing analysis and recommendations directly contributing to operational and future SIGINT collection systems used for National Security purposes. Members of the team apply aspects of electrical engineering, aerospace engineering, systems engineering, and computer and data science to perform analysis under the guidance of the SIGINT Flight Team Lead and in close collaboration with one another. Members of the team also prepare technical and programmatic briefings and interface with Government Customers on a frequent and ongoing basis. Occasional short-term and extended travel to CONUS and OCONUS government and contractor locations required. Responsibilities: Serve as one of the government's trusted technical advisors for SIGINT mission systems modeling and analysis in areas from spacecraft bus and payload to...

Description SAIC is seeking an experienced Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful applicant will demonstrate flexibility in task execution and provide technical expertise on a variety of Modeling and Simulation (M&S) topics, including system performance modeling, design analysis, scenario development, and data visualization. In this role, the successful candidate may also assist with Systems Engineering topics (e.g., requirements, configuration management, readiness, verification and validation, etc.) to ensure comprehensive continuity across multiple program activities. As a trusted advisor, the candidate will be required to deliver value-added judgment and provide well-informed recommendations to the customer on program objectives, technical strategies, and system capabilities. The successful candidate will produce thorough, actionable, and consistent deliverables that align with the organization's goals and objectives...

Description SAIC has a funded need for a Radar RF Signals Modeling and Simulation Engineer (Space Systems) to support an expanding Government Intelligence Community (IC) customer within the National Reconnaissance Office (NRO) in Chantilly, VA. This position offers a flexible work schedule , with core collaboration hours from 10:00 a.m. - 3:00 p.m. , allowing you to balance mission demands with personal flexibility while still engaging deeply with a world-class engineering team. Clearance Requirements: Top Secret/SCI with the ability to obtain a Poly. (Note: The current Security Clearance must be held by an IC Customer.) Role Overview As a senior technical contributor, you will analyze and design high--fidelity ground-based radar RF signal models of great importance to the NRO. Your modeling and simulation products will inform spacecraft and sensor design, mission planning, and system-of-systems behavior. Some work will also require modeling and...

Description SAIC is seeking a PLM Developer to join our energized Solutions Technology Group ReadyOne Product Team of digital engineers. Help advance the ReadyOne Digital Engineering Ecosystem, a packaged digital thread solution that fuels Digital Engineering Transformation across our entire industry. Our work creating digital threads spans an exciting variety of programs, customers, and corporate initiatives requiring Digital Engineering and Model Based Enterprise applications and infrastructure deployed in Defense, Federal Civilian, and/or National Security environments. As part of our Solutions Technology Group Product Team, you will be responsible for prototyping, architecting, and deploying new Digital Engineering solutions for our internal and external customers to include both cloud-based and on-prem solutions across multiple security domains. You will engage with other digital engineering subject matter experts and foster broader understanding of the Digital...

Description Make a difference for national security by joining a team of dedicated professionals who assist the Space Development Agency in developing and deploying the next generation of satellites and ground systems for missile warning (MW), missile tracking (MT) and missile defense (MD). SAIC is seeking an experienced Mission Engineer to support the Space Development Agency (SDA) Tranche 3 Program Integration (T3PI) program. This position requires an active TS/SCI security clearance. Desired location is in Chantilly, VA, El Segundo, CA, or the Colorado Springs, CO area(s). Our T3PI team has a need for a tracking Mission Engineer with experience analyzing space and ground system architectures through mission thread development and simulation. We are looking for innovative, creative, and highly motivated individuals to mature models and build scenarios (GRMs and DRMs) that effectively capture system of systems effects in complex operational environments....

Description Join a winning team! SAIC is currently hiring for a customer within the Intelligence Community (IC) in Chantilly, VA. This customer is responsible for designing, building, and operating national security-related systems based in space, in the air, and on the ground. SAIC is a strong company providing opportunities for energetic individuals with a strong desire to expand their knowledge while increasing their responsibilities. SAIC has an opening for a SME Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC customer. The customer organization we support provides the enterprise architecting, analysis, and systems engineering solutions that determine the current and future national space systems. Responsibilities include but are not limited to: • Working across multiple Directorates and Offices to identify and define future space capability needs • Frequent interaction with government, SETA, FFRDC, external stakeholders...

Description SAIC has need for a Machine Learning Modeling and Simulation Engineer to support a rapidly expanding Government Intelligence Community (IC) customer with cutting-edge programs within the National Reconnaissance Office (NRO) in Chantilly, VA. Note: The role offers a flexible work schedule, but we ask our team to be available for team meetings during core business hours (10:00 a.m. - 3:00 p.m.). As the Machine Learning Modeling and Simulation Engineer, you will provide technical expertise across a variety of Machine Learning (ML) and Modeling and Simulation (M&S) topics, including developing and training ML models, designing simulation frameworks, conducting performance analyses, and applying data-driven approaches to solve complex problems. You will also assist with Systems Engineering topics (e.g., requirements, configuration management, readiness, verification and validation, etc.) to ensure seamless integration of ML capabilities within simulation...