Top Senior Software Engineer Jobs

Leads software integration activities for hypersonic missile flight software testbeds. Designs, develops, documents, tests, debugs, and integrates software applications, simulations, and operating systems. Supports hardware-in-the-loop testing, applies Agile development practices, resolves software issues, and ensures development standards are met. The role requires Linux expertise, software/hardware integration experience, team leadership, U.S. citizenship, and the ability to obtain and maintain a Secret clearance.

Leads software development for the F-22 Air Combat Simulation Man-in-the-Loop team. Responsibilities include integrating simulation features, sustaining software, rehosting the Operational Flight Program to Linux, guiding developers, overseeing Agile workflows, conducting software reviews, coordinating customer interactions, managing technical documentation, and supporting DevSecOps activities. The role requires aerospace simulation expertise, software leadership, and experience with C/C++, Java, or Ada, Windows and Linux.

Develops, tests, debugs, documents, and maintains software for business or mission applications. Applies software development standards, Agile practices, CI/CD, containerization, and cloud technologies throughout the development lifecycle. Resolves program errors and system capability issues while ensuring quality standards. Preferred experience includes technical leadership, SRE practices, Linux and shell scripting, and Java or Python development. The role supports space-related mission applications and requires an active Top Secret clearance with eligibility for Top Secret/SCI access.

Develop and maintain PTMS and propulsion software architectures and requirements throughout the system lifecycle. Build and test hardware/software integration in laboratory environments, model systems using real aircraft data, troubleshoot aircraft and systemic issues, and analyze fleet data to establish system-level requirements. Collaborate with cross-functional engineering teams on complex embedded software and hardware problems.

Develops web applications and command-and-control software for space assets within an Agile team. Maintains Kubernetes clusters, automates container deployments with Helm, and builds CI/CD pipelines, scripts, tools, and environments. Performs testing, debugging, code reviews, secure coding, performance profiling, and software demonstrations. Mentors junior engineers, collaborates with customers and technical partners, and supports sprint planning, releases, demos, and retrospectives. The role requires eligibility for classified information access and U.S. citizenship for security clearance.

Develop high-performance C++ simulations of space-based payload processing for missile-warning and defense programs. Translate FPGA algorithms into functionally equivalent x86/Linux implementations, model processing pipelines, validate CPU results against FPGA references, support software- and hardware-in-the-loop testing, analyze mission data, optimize computationally intensive software, troubleshoot discrepancies, and document algorithms and test results.

Develops and tests software for hardware-in-the-loop integration and simulation environments. Responsibilities include configuring and troubleshooting HWIL testbeds, coordinating integration objectives, enhancing test scripts, supporting regression testing, verifying software baselines, diagnosing configuration issues, and documenting results. Collaborates with navigation, guidance and control, flight software, and engineering teams. Requires Linux or UNIX, Python, C++, hardware/software integration, and U.S. citizenship, with the ability to obtain a Secret clearance.

Develops and maintains simulation software supporting flight software integration and hardware-in-the-loop testing. Responsibilities include enhancing end-to-end test scripts, operating HWIL testbeds, diagnosing configuration and baseline issues, analyzing test results, resolving technical problems, coordinating with engineering teams, and maintaining documentation. The role requires Python and C++ development in Linux or UNIX environments, with MATLAB and Agile experience preferred.

Develop and enhance web-based command-and-control applications for space security missions. Work throughout the software engineering lifecycle on Agile teams, contributing to planning, development, demonstrations, releases, and retrospectives. Collaborate with engineers, contractors, customers, and subject matter experts across classified environments. Develop operational procedures and training materials while ensuring mission requirements are satisfied.

Designs, develops, tests, debugs, documents, and maintains software for aerospace test equipment and consoles supporting the Fleet Ballistic Missile program. Investigates system issues, improves reliability, verifies requirements, contributes to architecture and technical decisions, supports agile development and sustainment projects, and mentors junior staff. The role is full-time onsite near Cape Canaveral Space Force Station, follows a flexible 9x80 schedule, and requires travel up to 25%.

Develop and support SAP ECC and S/4HANA applications for Lockheed Martin’s Plan-to-Stock value stream. Responsibilities include ABAP development, RAP applications, enhancements, interfaces, integrations, technical design, proof-of-concept evaluation, requirements scoping, specification reviews, performance optimization, and collaboration across scrum and technology teams. The role also involves mentoring junior colleagues and approximately 25% travel for onsite events.

Plans, develops, tests, documents, debugs, and maintains software for mission applications. Works in an agile Microsoft-based environment across full-stack development, databases, scripting, legacy systems, CI/CD pipelines, and technology integration. Collaborates with a team, resolves software and system issues, follows development standards, and may contribute to architecture, technical leadership, and AI integration.

Develops, integrates, tests, troubleshoots, and maintains real-time software for high-fidelity Aircrew Training Devices and flight simulators. Collaborates with hardware, systems, and test engineers on requirements, architecture, design, upgrades, and discrepancy resolution. The role supports C-130J and CV-22 training systems at customer facilities, requires C/C++ and Linux expertise, and involves occasional domestic and international travel.

Develops and integrates software and computing systems for defense command-and-control programs using Agile DevSecOps. Responsibilities include software and systems design, requirements derivation, testing, verification, network and operating environment configuration, cybersecurity implementation, scripting, messaging troubleshooting, data analysis, automation, documentation, and technical briefings. The role requires onsite work in Mount Laurel, occasional customer-site travel, and eligibility for a Secret security clearance.

Leads software development teams working on cyber RF collection and antenna systems. Designs, codes, debugs, integrates, and maintains software using C++, Python, Linux, Kubernetes, Git, and CI/CD pipelines. Mentors engineers, ensures adherence to software processes, improves documentation and development standards, and applies DSP, RF signal processing, signal detection, and protocol expertise in Agile environments.

Leads software development teams while designing, coding, debugging, integrating, and sustaining RF and DSP software. Translates user requirements into software designs, mentors engineers, improves development processes, and ensures quality. Requires extensive C++, Linux, Python, DSP, RF, Kubernetes, Git, and CI/CD expertise, along with an active security clearance and polygraph.

Leads software development teams and oversees software lifecycle activities, including designing, coding, debugging, integration, mentoring, documentation, and process improvement. Develops DSP algorithms and RF signal-processing applications using C++, Python, Linux, Kubernetes, Git, and CI/CD pipelines. Applies Agile development practices and works with RF protocols, signal detection, channelization, and related collection and antenna systems.

Integrates software components and subsystems within the Ground-based Midcourse Defense Weapon System. Troubleshoots software, interface, build, configuration, and integration issues; supports deployments, testing, verification, and system performance. Develops scripts, installation documentation, and software solutions while collaborating with software, systems, test, and infrastructure teams. The role also requires Windows and Linux administration, Atlassian tool usage, and an active DoD Secret clearance.

Leads multidisciplinary embedded software efforts for secure defense and aerospace systems. Develops C++ and embedded Linux software, interfaces with FPGA/firmware and hardware protocols, and supports integration, bring-up, verification, and sustainment. Coordinates requirements, schedules, risks, metrics, and technical dependencies across engineering teams. Maintains CI/CD pipelines, applies EVM and CAM practices, communicates status to leadership and customers, and mentors junior engineers in a classified environment.

Designs, develops, integrates, tests, and maintains complex software systems for cyber and intelligence missions. Responsibilities include analyzing requirements, creating algorithms, developing database interfaces, troubleshooting performance issues, documenting software, leading development activities, improving processes, and coordinating system installations. The role requires extensive software engineering experience, a bachelor's degree or equivalent experience, and an active security clearance with a polygraph.

Develops and maintains mission-focused software across the full lifecycle, including requirements analysis, software architecture and design, coding, unit testing, integration, formal testing, delivery, documentation, and debugging. Works with multidisciplinary teams and applies software standards, processes, and development tools. The role may involve C/C++, real-time operating systems, Agile development, MBSE, and software requirements engineering. A Final Secret clearance and U.S. citizenship are required.

Develops, tests, documents, debugs, and maintains software for complex space and mission systems. Works on Agile Scrum teams to build secure, continuously deployable solutions using modern software, cloud, containerization, DevOps, microservices, and database technologies. Responsibilities include applying software engineering standards, resolving system and programming issues, preparing documentation, and supporting operational space-domain capabilities.

Develops and integrates full-stack software for a classified space security program. Responsibilities include implementing APIs and microservices, building modern web interfaces, contributing to cloud-native systems, writing automated tests, using CI/CD pipelines, and participating in the full software development lifecycle within an Agile scrum team. The position is full-time and primarily on-site in King of Prussia, Pennsylvania.

Leads software development teams supporting cyber and intelligence missions. Translates user requirements into software designs, develops and debugs C++ and Python applications, integrates software into new systems, and improves development processes and documentation. The role requires DSP and RF signal-processing expertise, including signal detection, channelization, and RF protocol applications. It also involves mentoring engineers and working with Linux, Kubernetes, Git, CI/CD pipelines, and Agile development.

Leads software engineering for F-35 pilot training devices, overseeing architecture, processes, staffing, infrastructure, cost, schedule, and technical performance. Translates system requirements into traceable MBSE models, conducts trade studies and validation, integrates Cameo with downstream tools, and mentors engineers. The role also supports DevOps, infrastructure automation, configuration management, continuous improvement, proposals, and classified defense programs.