23 modernization software engineer jobs found

Description SAIC is seeking a Software Solutions Engineer/Integrator to support Space Systems Command's (SSC) Kronos Family of Systems (FoS) in advancing Operational Command and Control (C2) and Space Battle Management (BM). As our engineer you will integrate new and commercial capabilities with legacy systems while modernizing the BMC3I software ecosystem across architecture, data, infrastructure, cybersecurity, DevSecOps, and mission applications. The role will mature capabilities from technical assessment and prototyping through production without disrupting critical operations. This position is based in El Segundo, CA and supports the Horizon program within the Space C2 Program Management Office, working closely with SSC's BMC3 Program Office. Key Responsibilities: • Serve as the BMC3I software engineering and integration focal point, aligning new development, CSO-selected solutions, and modernization with Programs of Record, legacy systems, architecture, interfaces,...

Description SAIC has an immediate need for a Senior Software Systems Engineer. This is a hybrid position with onsite support at our Chantilly, VA locations. Job Description: Hands-on experience with RESTful service development and modernization of legacy services. Experience configuring and managing Jenkins CI/CD pipelines, preferably in Azure environments. Experience with identity management and SSO solutions (e.g., OAuth2/OIDC, SAML, Azure AD). Demonstrated ability to operate across the full SDLC in a team environment. Experience integrating with government systems or multi-agency environments. Experience with infrastructure-as-code, containerization, or Kubernetes in Azure. Familiarity with data pipelines and ETL/ELT tooling. Qualifications Required Education: BS and fourteen (14) years or more experience; four (4) years of experience accepted in lieu of degree Required Skills: Languages: HTML, Java, JavaScript, Perl, XML, Shell...

Description SAIC is seeking an experienced and technically skilled Senior Systems Engineer to support NSWC Crane and the Sea-Launched Cruise Missile - Nuclear (SLCM-N) program. In this role, you will perform a broad range of systems engineering activities in support of one of the Department of Defense's highest-priority nuclear modernization programs. The successful candidate will assist the Navy is directing and managing a competitive prototyping development effort and apply a complete understanding of systems engineering principles to deliver innovative, technically sound solutions that meet mission requirements within schedule and cost constraints. The Senior Systems Engineer will perform systems engineering activities including concept of operations formulation, requirements definition, analysis and engineering, system architecting, system analysis and design, interface and data architectures, validation and verification, systems integration, system and operational...

Description SAIC is seeking a Software Solutions Architect to support SAIC's Prime Program supporting the NRO in Chantilly, VA. Note: The role requires an active Top Secret/SCI with Polygraph. As the Software Solutions Architect you will be involved in designing, developing, and overseeing comprehensive software solutions that align with our business objectives while implementing cutting edge solutions for customers across the IC and globe. You will also need to possess experience in software architecture, mission frameworks, have a solid understanding of emerging technologies, and demonstrate strong communication skills to be successful. Experience in government acquisitions is helpful but not required. Key Responsibilities to include: Design and implement scalable, robust, and secure software architecture solutions. Collaborate with stakeholders to understand business requirements and translate them into technical solutions. Lead architectural reviews and...

Description SAIC seeks an experienced and energetic Principal Integration Engineer t o directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. This position is located in Santa Maria, CA. Job Responsibilities: • Defines discrete systems with processes to link together complex systems and components with software applications to perform as a coordinated whole. • Uses a broad range of skills and a breadth of knowledge in several engineering/technology disciplines including systems and enterprise architecture, software and hardware engineering, interface protocols, and general problem-solving skills. • Assist in the development of transition...

Description SAIC seeks an experienced and energetic Principal Integration Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. This position is located in Cape Canaveral, FL. Job Responsibilities: Defines discrete systems with processes to link together complex systems and components with software applications to perform as a coordinated whole. Uses a broad range of skills and a breadth of knowledge in several engineering/technology disciplines including systems and enterprise architecture, software and hardware engineering, interface protocols, and general problem-solving skills. Assist in the development of transition...

Description SAIC is seeking a Model Based Systems Engineer (MBSE) to support SAIC's Prime SETA program within the NRO in Chantilly, VA. In this role, you will help advance Digital Engineering and MBSE adoption across mission-critical national security systems, working alongside government leaders, SETA teammates, FFRDC partners, and development contractors. This is a unique opportunity to influence enterprise architecture, future mission capabilities, and Digital Engineering transformation efforts supporting some of the nation's most important space and intelligence missions. Key Responsibilities Apply MBSE, Digital Engineering, and systems engineering best practices to support the development and modernization of mission-critical ground systems. Develop and refine mission architectures, requirements, CONOPS, and engineering models that support informed technical and acquisition decisions. Create and maintain digital models supporting architecture development, requirements...

Description SAIC is seeking a Senior Principal Systems Engineer to support the Tactical Networks (TACNET) Capabilities Based in Service Engineering Agent (CB-ISEA). This is a Hybrid/Remote role in San Diego, CA. MUST BE LOCAL TO AREA DUE TO PERIODIC ONSITE VISITS . TACNET CB-ISEA supports the sustainment and modernization of tactical networks to include Automated Digital Network System (ADNS), Consolidated Afloat Network and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System (CENTRIXS), Integration Shipboard Networking System (ISNS), Sensitive Compartmented Information (SCI) Networks, Flank speed Wireless. TACNET Sustainment Team seeking a Systems Architect who will lead various efforts and initiatives involving our tactical networks. Person will design, develop, and sustain DOD system networks. Person will work closely with development and sustainment engineering team to purpose and engineer solutions to improve, modernize, and sustain...

Description SAIC is seeking a highly experienced Computer Engineer to provide senior-level technical leadership for the design, acquisition, integration, and deployment of hardware and computing solutions supporting mission-critical operations. This role will lead efforts to develop and field enterprise and edge computing infrastructure, including innovative solutions that are not currently available within existing environments. The candidate will work closely with integration teams, emerging technology platforms, engineering organizations, and operational stakeholders to develop mission-ready solutions that address physical and deployment constraints through small-form-factor computing, mobile servers, workstations, and related hardware technologies. The role requires strong computer engineering expertise, technical leadership, hardware lifecycle management, and the ability to deliver reliable computing solutions across geographically distributed environments. THIS IS AN...

Description The SW Systems Engineer Principal will act as the Edifecs Platform Manager leading the Edifecs application support organization, ensuring operational stability, scalability, compliance, and strategic alignment. This role provides technical oversight, manages staffing, drives roadmap execution, and partners with product, architecture, vendor, and business teams. This is a 100% Remote role. Job Description Guide architecture decisions, modernization efforts, cloud scalability, and performance strategies. Assist with the configuration and maintenance of XEServer, XEngine, TPM, SpecBuilder, and related modules. Assist and guide EDI Analysts with build, deploy, and optimization of Edifecs processing rules, routing logic, and batch workflows. Analyze and resolve mapping issues, validation failures, functional errors, and performance bottlenecks. Manage system logging, JVM tuning, and certificate/keystore configurations. Support release deployments,...

Description SAIC is seeking an experienced and technically skilled Senior Systems Engineer to support NSWC Crane and the Sea-Launched Cruise Missile - Nuclear (SLCM-N) program. In this role, you will perform a broad range of systems engineering activities in support of one of the Department of Defense's highest-priority nuclear modernization programs. The successful candidate will assist the Navy is directing and managing a competitive prototyping development effort and apply a complete understanding of systems engineering principles to deliver innovative, technically sound solutions that meet mission requirements within schedule and cost constraints. The Senior Systems Engineer will perform systems engineering activities including concept of operations formulation, requirements definition, analysis and engineering, system architecting, system analysis and design, interface and data architectures, validation and verification, systems integration, system and operational...

Description SAIC is seeking a System Engineer to support an IT Service Management effort for USTRANSCOM located at Scott Air Force Base (AFB) in Illinois. The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. This support will be provided to the USTC Command, Control, Communications & Cyber Systems Directorate (TCJ6). The successful candidate will system engineering work to maintain, configure, and reliably operate network servers, server virtualization systems, laptops, desktops, VDI, and supporting software/hardware. Responsibilities: Managing and monitoring all installed systems and infrastructure. Installing, configuring, testing, and maintaining operating systems, application software and system management tools. Proactively...

Description Position Title: Computer Engineer (535) Position Description: This position supports the Expeditionary Electromagnetic Warfare division at NSWC Crane. In this role you will design, develop, test, and sustain mission-critical software and firmware for Electronic Warfare (EW) and tactical mission systems. In this role, you will support the full software lifecycle-from initial architecture and algorithm design through laboratory/field testing and modernization of fielded platforms. Job Responsibilities: Design, develop, modernize, and sustain computer software, firmware, algorithms, and applications supporting EW and tactical mission systems across the full software lifecycle. Analyze and develop system requirements, performing validation, traceability, risk assessments, and mitigation planning from initial design to final acceptance criteria. Execute comprehensive testing-including unit, integration, regression, automated, and IV&V-while maintaining strict...

Description SAIC is seeking a Cloud Engineer II to support the design, implementation, automation, integration, and sustainment of secure cloud, hybrid cloud, and edge-to-cloud environments for Navy and DoW mission capabilities. This role supports cloud architecture activities aligned to warfighter needs, distributed maritime operations, DevSecOps practices, Infrastructure as Code, and secure platform operations across AWS GovCloud, Azure Government, on-premises, tactical, and on-platform compute environments. The candidate will work with senior architects, engineers, cybersecurity personnel, operators, and program stakeholders to help develop scalable, secure, and mission-ready cloud solutions while supporting documentation, troubleshooting, deployment, and compliance activities. In this role, you'll contribute to Naval Operational Architecture (NOA), working alongside engineers and operators to deliver resilient, forward-leaning solutions in support of national defense....

Description SAIC is seeking two experienced Information Systems Security Engineers (ISSEs) to support the MAJESTIC Joint Program Office (JPO) -one serving as a traditional enterprise ISSE and one serving as a specialized Edge ISSE focused on tactical-edge environments. Together, these engineers will lead advanced security engineering and architecture efforts for MAJESTIC's mission-critical systems, including those operating in distributed, low-bandwidth, intermittently connected, and operationally constrained mission scenarios. The Enterprise ISSE will design, develop, implement, and validate security architectures for MAJESTIC's core systems and enterprise environments, ensuring security controls are integrated throughout the full engineering lifecycle-from requirements and high-level architecture through deployment, sustainment, modernization, and ATO maintenance. The Edge ISSE , leveraging the job functions described in ISSE_Edge, will engineer cybersecurity...

Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities of the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space and Intelligence Business Group of SAIC is seeking a Network Architect SME 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 secured and adaptable IT infrastructure, provides customer support, an cutting-edge technologies...

Description SAIC is searching for a motivated, career and customer-oriented Sr. AWS Data Engineer who will lead the next phase of our healthcare data platform modernization. This role is central to our evolution from an MSSQL XML object store toward a scalable, cloud-native AWS data architecture - one that enables business stakeholders and analysts to run performant, SQL-based reports and queries against our healthcare data seamlessly. This person will help evaluate and decide the right AWS data strategy for our platform. This is a 100% Remote role. Job Description Evaluate and recommend the optimal AWS-native data storage and query architecture for our XML object store data - assessing options such as S3 + Athena, Aurora, DynamoDB, Redshift, and OpenSearch based on query patterns, reporting needs, cost, and scalability Design and build the reporting and query layer that allows business stakeholders and non-technical users to run relational SQL queries against healthcare...

Description SAIC is seeking an experienced Requirements Management Systems Engineer to join our team in providing high-impact Systems Engineering and Technical Advisory (SETA) support for critical national security missions. In this role, you will work within the Ground Enterprise Directorate (GED) of the National Reconnaissance Office (NRO) in Chantilly, VA to modernize systems engineering processes and tools, optimize enterprise operations, and strengthen mission capabilities. As a Requirements Management Systems Engineer, you will lead the development and management of end-to-end requirements within complex systems engineering domains. Your responsibilities will include coordinating requirements development across diverse stakeholders, aligning engineering needs with enterprise goals, and recommending process improvements and solutions to enhance enterprise systems engineering modernization. Your work will shape the development of data standards and tools crucial to...

Description SAIC is seeking a Software Solutions Engineer to support Space Systems Command's (SSC) Kronos Family of Systems (FoS) in advancing Operational Command and Control (C2) and Space Battle Management (BM). This role requires an experienced engineer who can work across application and enterprise perspectives, integrating new capabilities with legacy systems while modernizing the BMC3I software ecosystem. You will shape solutions across architecture, interfaces, data, infrastructure, cybersecurity, DevSecOps, and mission applications while preserving critical operations. This position is based in El Segundo, CA and supports the Horizon program within the Space C2 Program Management Office, working closely with the Space Systems Command's BMC3 Program Office. Key Responsibilities: • Serve as a software engineering and integration focal point for BMC3I, aligning new development, commercial solutions, and modernization with existing Programs of Record, legacy...

Description SAIC is seeking a Collection Orchestration Mission Engineer to support, SAIC's Prime SETA program supporting the NRO's Ground Enterprise Directorate (GED) in Chantilly, VA. GED leads enterprise-level acquisition, integration, and modernization efforts that define how multi-INT collection is orchestrated across the mission. In this role, you will serve as a trusted technical advisor guiding the design, evaluation, and delivery of next-generation tools that automate and optimize collection management. You will work directly with government leaders and development contractors to shape cloud-forward, automation-driven capabilities that enhance mission responsiveness and operational effectiveness across the full system lifecycle. Key Responsibilities to include: Engineer advanced collection-orchestration applications, performing system trades, interface analysis, and lifecycle engineering that directly influence mission outcomes. Lead technical and programmatic...