Top Senior Software Engineer Jobs

Develops and prototypes software for a space data networking program, including network management systems, enterprise software, and orchestration components. Designs, codes, tests, debugs, documents, and integrates software using C++, Linux, Python, Agile practices, microservices, cloud technologies, and cybersecurity principles. Supports test preparation, demonstrations, continuous integration, and collaboration with software and systems engineers. Occasional domestic travel and eligibility for a U.S. government security clearance are required.

Leads mission-critical anti-tamper software development for F-35 and IFG platforms. Responsibilities include architecting embedded Linux software, middleware, and hardware interfaces; developing unit and requirements-driven tests; optimizing CI/CD; integrating FPGA and RTOS components; conducting debugging and root-cause investigations; guiding Agile practices; and maintaining technical documentation. The role collaborates with systems, hardware, and test engineers to meet performance, interface, and security requirements.

Lead software engineering project execution for space vehicle and payload flight software. Responsibilities include release planning, staffing, integrated master scheduling, earned value management, product backlog and roadmap maintenance, program status reporting, and coordination with engineering, finance, planning, and program stakeholders. The role also supports proposals, software estimates, Agile team leadership, software metrics, tool usage, and customer relationships.

Leads software development for automated test systems supporting U.S. Navy ballistic-missile flight hardware. Responsibilities include designing, procuring, integrating, troubleshooting, validating, and documenting test systems; developing LabVIEW, C/C++, or Python scripts; managing requirements, configuration control, and issue tracking; coordinating suppliers and customers; conducting technical reviews and risk assessments; and mentoring engineers.

Develop, test, and deliver flight software for space vehicles and payloads. Responsibilities include collaborating on code design, participating in Agile software development, conducting peer code reviews, approving merges, and supporting software through operations and sustainment phases.

Leads software engineering for the F-35 pilot training simulator’s Weapons Integration Team. Responsibilities include software architecture, requirements and design alignment, process and quality oversight, pre-release bug closure, technical performance tracking, subcontractor requirements flow-down, resource planning, peer reviews, and continuous improvement. The role requires C++ development, Agile practices, lifecycle management, testing, configuration control, and leadership of software engineering activities at the IPT level.

Develop, test, review, and approve C++ flight software for space vehicles and payloads. Collaborate on code design within an Agile team, deliver thoroughly tested flight-ready functionality, and support software through launch, operations, and sustainment. The role requires Linux experience, analytical problem-solving, cross-team communication, and AI prompting proficiency relevant to software engineering.

Develop web-based software products supporting JASSM targeting and strike-planning solutions. Participate throughout the software engineering lifecycle, collaborate with cross-functional and geographically distributed teams, troubleshoot complex systems, and apply modern frameworks, APIs, microservices, DevOps practices, and data architecture. The role supports a critical defense mission and requires obtaining a DoD Secret clearance and U.S. citizenship.

Develops, tests, integrates, documents, and troubleshoots mission-critical flight and ground software for missile avionics systems. Responsibilities span the full software development lifecycle, including requirements, design, coding, testing, maintenance, production-test analysis, and debugging. The role collaborates with systems engineering and project management while providing technical leadership. Work is performed full-time onsite and requires an active Secret clearance with eligibility for Top Secret.

Designs, develops, integrates, tests, documents, and debugs software for an integrated air missile defense and battle management system. Responsibilities include decomposing roadmap features, participating in agile development, conducting peer reviews, resolving defects, contributing to software architecture, and collaborating with cross-functional teams and international customers. The role requires Python and Java proficiency, full SDLC experience, automated testing, CI/CD, version control, and eligibility for a Secret DoD clearance.

Develop, integrate, test, document, and debug software for RF systems, software-defined radios, and mission applications. Collaborate with system engineers, cybersecurity professionals, stakeholders, and Scrum teams to address requirements and security considerations. Apply C++, Python, Java, Linux, Agile, and DevSecOps practices while participating in the full software development lifecycle, sprint planning, demonstrations, release planning, and technical capability operationalization.

Develop and debug C++ software for the F-35 Sensor Fusion Data Analysis team. Perform root-cause investigations, re-simulate recorded data, assess onboard software performance, and collaborate with subject matter experts and customers. The role requires analyzing complex codebases and applying mathematical concepts in specialized technical domains, with opportunities to support systems engineering, sensor fusion, and real-time operating system development.

Develop, test, integrate, document, and troubleshoot mission-critical flight and ground software for missile avionics systems. The role covers the full software development lifecycle, including requirements analysis, design, coding, testing, production-test review, and maintenance. The engineer collaborates with systems engineering, Guidance Navigation and Control teams, project management, and industry partners while ensuring software standards and requirements are met.

Plans, develops, documents, tests, debugs, and coordinates software for complex business or mission applications. Applies software development standards, processes, and tools across the lifecycle; resolves program errors and system capability issues; prepares operating instructions and technical documentation. The role focuses on embedded real-time systems using C++ and C#, Agile development, integration, and testing, with potential aerospace standards and platform work.

Develops and integrates software for a next-generation MILSATCOM ground segment. Responsibilities include requirements analysis, software design, C++/Python development, unit testing, integration, formal test support, documentation, debugging, and customer collaboration. The role requires satellite ground-system expertise, enterprise software integration experience, Agile development knowledge, and an active Secret clearance. The position is contingent on program award and supports occasional travel of up to 25%.

Develops, integrates, tests, documents, and debugs software for RF and Software Defined Radio systems supporting national security missions. Collaborates with system engineers, cybersecurity professionals, customers, and Agile scrum teams to address requirements and security considerations. Uses C++, Python, Java, Linux, and modern DevSecOps tools to operationalize technical capabilities and integrate modular hardware and software components.

Develop and integrate high-performance C++ software for modern cockpit interfaces within Lockheed Martin’s Skunk Works organization. Responsibilities include requirements analysis, software design, implementation, testing, debugging, hardware-software integration, prototyping, flight trials, documentation, and resolving complex integration issues. The role participates throughout the software development lifecycle and emphasizes reusable, common software solutions, rigorous testing, mentorship, and delivery of operational aerospace assets.

Develop and maintain mission-critical avionics software through requirements analysis, design, implementation, testing, and documentation. Collaborate with systems, hardware, architecture, and program management teams across the software lifecycle. Apply embedded software, hardware/software integration, Agile, DevSecOps, CI/CD, automated testing, safety-critical development, and software architecture practices. Mentor junior engineers and potentially lead small development teams while supporting customer and stakeholder engagements.

Lead architecture and roadmap for a satellite ground-segment software platform. Evolve Java microservices on Kubernetes and OpenShift, advance CI/CD and automated testing, enforce secure-by-design practices, participate in architecture reviews, solve complex technical problems, and mentor distributed engineering teams. The role also requires stakeholder influence, executive communication, and collaboration with defense and space-program partners.

Provides technical leadership and software architecture expertise across Scrum teams supporting F-35 Mission Planning Environment engineering. Designs scalable microservices, Kubernetes platforms, cloud and hybrid infrastructure, CI/CD pipelines, and automation frameworks. Leads architectural initiatives, resolves complex integration issues, documents technical decisions, mentors engineers, and establishes durable engineering practices. Requires expertise in distributed systems, virtualization, infrastructure as code, APIs, messaging, operating systems, and polyglot software development.

Develops, supports, and troubleshoots ground software for the Next Generation OPIR mission. Responsibilities include real-time issue resolution, Tier 2 operational support, on-call coverage, software design, implementation, testing, and roadmap execution. The role uses Java, Python, C++, Angular, SQL, microservices, OpenShift, observability tools, and REST communication while collaborating across teams and applying cybersecurity, reliability, and software development standards.

Develops, tests, debugs, documents, and maintains software for business and mission applications. Applies software development lifecycle standards, resolves program errors, analyzes system capabilities, and supports multithreaded applications using C++, Python, Linux, networking technologies, and related development tools.

Develops, documents, tests, debugs, and maintains software for mission-critical ground systems. Designs microservice architectures and cloud-based solutions, integrates software through APIs and messaging systems, and applies security and software development standards. Collaborates in Agile teams, supports test automation and CI/CD, resolves software defects, and creates technical documentation. The role supports defense, intelligence, aerospace, and secure communications applications for government and commercial customers.

Serves as chief software technical authority for safety-critical aerospace and defense programs. Defines architectures, engineering standards, open-system strategies, and software roadmaps; leads multidisciplinary teams across the lifecycle; governs technical, cost, schedule, risk, and qualification activities; resolves complex hardware, firmware, RTOS, and software issues; supports reviews and audits; drives digital engineering and verification improvements; and mentors software leads and architects.

Develops and maintains software for long-range program planning across requirements definition, design, development, testing, demonstrations, troubleshooting, debugging, and continuous improvement. Builds full-stack or front-end applications using web technologies, Python, PL/SQL, and Oracle development tools. Applies Agile practices, documentation, software standards, and lifecycle processes while collaborating with customers and program planning teams. Requires an active Secret clearance and the ability to obtain and maintain Top Secret clearance.