82 principal software engineer jobs found

Description SAIC is seeking a full-stack Principal Software Engineer to join the Joint Range Extension (JRE) software development team. This is a Remote Role in San Diego, CA. It is REQUIRED to be local to the area . You must be a U.S. Citizen to be considered who can obtain a Secret clearance after you start. JRE is a combat-proven datalink gateway that plays a vital role in the defense of the United States and our allies by extending the reach of tactical data across the battlespace and around the globe. As a senior principal software engineer on the team, you'll play an essential role in evolving JRE for the future mission needs of the warfighter. JOB DUTIES: Design, develop, and maintain major new features, enhancements, and integrations for the JRE suite of edge- and cloud-deployed client and server applications. Develop and contribute deep domain expertise in the tactical data link, situational awareness, and command and control domains. Refactor existing...

Description SAIC is seeking a Senior Principal Software Engineer for the Naval Air Systems Command (NAVAIR) PMA-275 Software Support Activity (SSA) for the V-22 Osprey. The software engineer will work as part of the PMA-275 government Software Integrated Product Team (IPT) responsible for modifying aircraft and ground system software to correct defects, implement new capability, and improve aircraft readiness and maintainability. As part of the PMA-275 software team, the software engineer will represent software interests as a liaison to the Core Avionics IPT and play a crucial role in planning, execution, and completion of all tasking assigned to the software team. This is a Hybrid/Remote role in Patuxent River, Maryland . Required to be Local to area. Occasional travel up to 10% may be required JOB DUTIES: Conduct software acquisition tasking in support of PMA-275 in the Software IPT. Conduct technical analysis of V-22 avionics systems and software issues...

Description SAIC is seeking a talented and motivated Principal Software Engineer to support advanced Very Low Frequency (VLF) communication systems for the U.S. Navy and Air Force. Join our innovative team in San Diego, CA , and contribute to mission-critical efforts in cutting-edge defense communication technology development, integration, and testing. This will be an ON-SITE role in San Diego, CA. Must be local to area. Your Role As a Principal Software Engineer , you will be a key technical contributor supporting the full software development lifecycle (SDLC) for strategic RF and VLF communication systems. You will collaborate with cross-functional engineering teams to design, develop, test, and integrate software solutions that directly support national defense communication missions. Key Responsibilities Design, develop, and maintain software for RF and VLF communication systems supporting U.S. Navy and Air Force operations Write clean, efficient,...

Description: Serve as the F-35 Pilot Systems Software Architect. In this role, the candidate will drive the F-35 display software architecture decisions for all F-35 contracts. The candidate will be responsible for making high-level design decisions, work to enforce technical standards for all supported platforms and design for re-use and affordability. This will require significant experience with F-35 Mission Systems architecture, display software, and knowledge of how F-35 displays fit into the F-35 architectural paradigm. The successful candidate will also have experience with multiple display software architectures, including both head-down and helmet mounted displays to support architecture decisions. Also required is a strong knowledge of digital video techniques, especially in a real-time system using uncompressed standards, particularly as used in the F-35. The candidate will be required to interface with the customer so must have a strong knowledge of how the ultimate...

Description Join the Data Feed Integration (DFI) team on the Advanced Battle Management System (ABMS) Cloud-Based Command and Control (CBC2) Program. In this role, you will support SAIC's efforts as the Lead Systems Integrator (LSI) by driving critical data feed integration initiatives. The DFI team plays a pivotal role in ensuring the seamless integration of external data feeds, API-based systems, and internal architectures, enabling mission success. This position is central to modernizing advanced Command and Control (C2) capabilities for DoW systems and advancing operational readiness. This position operates in a hybrid work environment with responsibilities divided between 25% travel (including installations and integration events in secure spaces), 25% in-office presence for team collaboration and operational needs, and 50% remote work for independent and team-oriented tasks. This is a unique position that blends technical, strategic, and collaborative responsibilities. You...

Description SAIC is seeking a Principal Systems Enginee r to support the TACNET Sustainment Team who will assist and lead various efforts and initiatives involving our tactical networks. Ideal candidate will help fleet and government customer in high tempo situations to support and resolve issues in a methodical and swift manner to restore critical mission essential services at sea. Person will work closely with sustainment engineering team and development team to purpose and engineer solutions to improve, modernize, and sustain afloat networks using an agile methodology in a DevOps environment. Must be willing and interested in learning new toolsets, templates and workflows as business needs evolve. This role is Hybrid/Remote, must be local to San Diego, CA and okay with 10% travel. JOB DUTIES: Provide System life cycle software engineering support for our NAVWAR and NIWC customers. Focus primarily on software components loaded on supported tactical networks to sustain...

Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. This position is contingent upon contract award to Lockheed Martin. Estimated award date is currently August 2026. The applicant selected will be subject to a...

Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. A Level 5 Simulation Integration Engineer is a senior role responsible for...

Description: "Ahead of Ready" At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Lockheed Martin has new opportunities that provide you with a chance to challenge the status quo and transform our mission. Due to the classified nature of this opportunity, we're not at liberty to share everything you’ll do on this program, but know that you will play a part in building end-to-end solutions and redefining the mission segment....

Description SAIC is seeking a Software Architect to join our team in El Segundo, CA or Colorado Springs, CO. The Software Architect will work closely with the Principal Engineer to define the platform's overall design, reference architecture, and supporting demonstrators. This role demands broad technical depth and is well suited to someone experienced across the full stack of large-scale, deployed systems who can make principled, high-quality design decisions across diverse technologies. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of state-of-the-art satellite communications systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using...

Description SAIC is seeking a Software Architect to join our team in El Segundo, CA or Colorado Springs, CO. The Software Architect will work closely with the Principal Engineer to define the platform's overall design, reference architecture, and supporting demonstrators. This role demands broad technical depth and is well suited to someone experienced across the full stack of large-scale, deployed systems who can make principled, high-quality design decisions across diverse technologies. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of state-of-the-art satellite communications systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using...

Description SAIC is seeking a Software Architect to join our team in Colorado Springs, CO. SAIC provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country's most critical role - protecting our national security. The Software Architect will work closely with the Principal Engineer to define the platform's overall design, reference architecture, and supporting demonstrators. This role demands broad technical depth and is well suited to someone experienced across the full stack of large scale, deployed systems who can make principled, high quality design decisions across diverse technologies. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) contract provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of...

Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Lockheed Martin (LM) Space is seeking a Chief Engineer (CE) to lead a space system...

Description: The Responsible Systems Engineer (RSE) for the FBM Program Boost Control System (PBCS) serves as the single technical point of contact for the entire PBCS suite and each constituent product, providing continuity of product knowledge, source data, and traceability of all system relationships, owners, and required accountabilities. Acting as a knowledgeable, experienced, and trained specialist, the RSE advocates for the product throughout its lifecycle—from requirements definition through mission operations—and leads the life‑extension effort to ensure sustained reliability, availability, and performance. In this role the engineer collaborates with software, hardware, configuration‑management, test, logistics, and program‑management teams to develop integration strategies, conduct risk‑based assessments, and implement technical improvements across PBCS components. The RSE is accountable for proper performance and mission success of the PBCS, resisting inappropriate...

Description: This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! code-extrefer This position may be eligible for up to $25K sign on bonus for external hires! Cyber Software Engineer Principal - DSP Digital Signal Processing WHAT WE’RE DOING Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the evolving threat of cyber warfare. As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay. Cyber | Lockheed Martin THE WORK The...

Description SAIC seeks a highly experienced Principal Systems Engineer to support the US Space Force, Space Systems Command, in performing operational maintenance and sustainment of ground-based radars critical to US and Allied strategic missile surveillance, warning, defense, and space surveillance missions. In support of the government customer, the SAIC Program Manager, and the Chief Engineer, the Systems Engineer is responsible for responsive and coherent planning, development and delivery of UEWR radar hardware and software modifications in response to engineering change requests and/or system deficiency reports. This position is located on-site in Colorado Springs, Colorado. Job Duties Ensures the logical and systematic conversion of product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detailed trade studies, requirements allocation and interface...

Position: Device Engineer (Einfochips Inc) Job Description: What You'll Be Doing: Design, develop, and   optimize   software solutions for Android Automotive OS and Linux BSP platforms.   Coordinate closely with cross-functional teams spanning Software, Validation, and Electrical disciplines to ensure seamless integration and delivery.   Communicate with external technology partners on a weekly basis,   aligning on   deliverables, technical roadmaps, and issue resolution.   Drive technical decisions, conduct code reviews, and uphold best engineering practices across the team.   Collaborate with hardware and systems teams to support software integration across vehicle platforms.   What we are looking for Principal Accountabilities ● Design and develop secure, product solutions using established programming languages, tools, and security baselines. ● Analyze domain-specific technical requirements and...

Description: This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! code-extrefer This position may be eligible for up to $25K sign on bonus for external hires! Cyber Software Engineer Principal - DSP Digital Signal Processing WHAT WE’RE DOING Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the evolving threat of cyber warfare. As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay. Cyber | Lockheed Martin THE WORK The...

Description: You will be the Systems Architect Sr Stf for the Systems Architecture Team which is responsible for shaping next‑generation autonomous capabilities for the Air Force. What You Will Be Doing As the Systems Architect Principal, you will be responsible for driving the vision and execution of autonomy architecture across Lockheed Martin’s Aeronautics portfolio. Your responsibilities will include: Collaborate with industry partners to define and advance the autonomous‑system vision. Design an autonomy architecture that emphasizes interoperability, scalability, and future‑capability growth. Lead a multidisciplinary team of software and systems engineers. Apply Digital Engineering principles (Cameo) to streamline development. Coordinate with Lockheed Martin Business Areas and Lines of Business to capture lessons learned and shape strategic direction. What’s In It For You We are committed to supporting your work‑life balance and...

Description: We are Lockheed Martin We are seeking a highly experienced Principal Project Engineer to lead and manage C130 new development and modernization efforts. You will function as part of the AMMM Project Engineering team responsible for delivering complex system development products and solutions. What You Will Be Doing As a Principal Project Engineer Manager your responsibilities will include: • Be the technical leader solving new development opportunities or modernized solutions of an integrated and complex system/technical development from concept, through design, implementation, test, manufacturing/deployment and sustainment. • Ensure alignment with Engineering and Technology strategy, business development, program architect, technical feasibility. • Drive planning, technical performance measures, trade studies, risk evaluations, across all Engineering Teams to meet contract cost, schedule, and technical requirements. Lead and manage engineering teams to...