514 junior software engineer jobs found

Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering or Mathematics field. Agile experience preferred.   CLEARANCE REQUIREMENTS: Department of Defense SECRET security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Make the world’s most advanced Cybersecurity and Encryption products even smarter   As an Embedded Software Engineer, working with custom Hardware built in-house, for our Cyber group,   you’ll be a member of a cross functional team responsible for developing mission critical NSA-certified Cybersecurity devices in a rapidly growing product line. You’ll be working at the cutting...

Description SAIC is seeking a Senior Software Engineer to support the eXtensible Flight System (XFS), a configurable, modular software product used to develop advanced flight displays using the Avilution XFS software. In this role, you will contribute to the design, implementation, and verification of safety-critical avionics software developed under DO-178C (DAL C) objectives. This role will be onsite in Huntsville, AL. You will work primarily in C, with Python used for automation, tooling, and test infrastructure, in an agile environment supported by a modern CI/CD pipeline. This position is ideal for an engineer who enjoys low-level, high-reliability software development, working with modular architectures, and building robust capabilities that directly impact flight crew situational awareness and safety. Responsibilities and Duties Core Software Development Design, implement, and maintain XFS software components in C, following DO-178C DAL C processes and...

Description: Lockheed Martin’s Victor Portfolio of Space Security is seeking a highly skilled, motivated, and experienced Senior Software Engineer to join an Agile, cross‑functional team dedicated to protecting critical space assets. This role will focus on developing web‑based applications within an open‑architecture infrastructure that supports mission‑critical space‑security operations. The successful candidate will collaborate with internal development teams and subject‑matter experts, and thrive in a fast‑paced environment where each day brings new challenges. Key Responsibilities • Full‑Lifecycle Development – Design, implement, test, deploy, and maintain web applications and services that enable space‑asset protection. • Agile Collaboration – Participate in Scrum ceremonies (stand‑ups, sprint planning, retrospectives) and contribute to continuous‑improvement of team processes. • Open‑Architecture Integration – Build modular, reusable components that conform to...

Description: WHAT WE'RE DOING By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours. THE WORK Lockheed Martin has been embedded with the USSTRATCOM Nuclear Mission for 30+ years and has a track record of bringing innovative mission software solutions to this domain. Lockheed Martin Rotary & Mission...

Position: Senior Software Test Engineer (Einfochips) Job Description: What You'll Be Doing: Lead and collaborate with a team of test engineers to ensure effective and efficient testing practices. Partner with cross-functional teams—including software, hardware, and systems engineers—to define testing requirements and priorities. Design, develop, and execute comprehensive test plans and test cases for embedded software and hardware components. Drive the adoption of automated testing frameworks and tools to improve test coverage, reliability, and efficiency. Identify, document, and track defects; communicate findings clearly to development teams and ensure timely resolution. Conduct root cause analysis of defects and lead initiatives to enhance product quality and optimize testing processes. Actively participate in agile ceremonies, including sprint planning, retrospectives, and daily stand-ups, to support collaboration and transparency. Maintain and continuously...

Description SAIC's Horizon program is seeking you, our latest Modeling and Simulation Software Engineer , to support the U.S. Space Force's mission of delivering warfighter capability via the Space Systems Command's Program Executive Office for Space Combat Power. This position is located in El Segundo, California . As our established modeling and simulation developer, you will contribute expertise in simulation as a member of a fast-paced multidisciplinary mission operations modeling, simulation, and analysis team. Your knowledge and talent will guide the team in assembling and releasing an ever-growing portfolio of space mission operations analysis simulations and trade studies. Fun stuff on the job you will do: Be a member of a fast-paced multidisciplinary mission operations modeling, simulation, and analysis team informing the United States Space Force acquisition decision process. Your background and interest in simulation development will be highly valued...

About Us DLH delivers improved health and national security readiness solutions for federal programs through science, research and development, systems engineering and integration, and digital transformation. Our experts in public health, performance evaluation, and health operations solve the complex problems faced by civilian and military customers alike by leveraging advanced tools – including digital transformation, artificial intelligence, data analytics, cloud enablement, modeling, and simulation, and more. DLH is dedicated to the idea that “Your Mission is Our Passion” and brings a unique combination of government sector experience, proven methodology, and unwavering commitment to innovation to improve the lives of millions. Overview Ready to put your technical expertise to work in a role that directly impacts fleet readiness? DLH is hiring a Senior Network Engineer (Engineer, Computer IV) to join our team onsite at Naval Station Norfolk....

Description SAIC is a trusted leader in delivering advanced command and control capabilities across the Department of the Air Force. We bring deep expertise in engineering, securing, and deploying cutting-edge technologies that support mission-critical operations. In partnership with the Assistant Secretary of the Air Force for Acquisition, Technology, and Logistics, SAIC supports programs that unify data, sensors, mission applications, cloud-based services, and emerging AI-enabled automation. These efforts empower warfighters with a decisive edge, transforming complex, multidomain information into fast, clear, and actionable decisions when it matters most. As part of this team, you will help accelerate the integration, testing, security, and transition of new capabilities into operational use. You will work side by side with operators, engineers, Capability Providers, and government teams to ensure every delivery strengthens mission readiness. This role offers the opportunity...

Description SAIC is a trusted leader in delivering advanced command and control capabilities across the Department of the Air Force. We bring deep expertise in engineering, securing, and deploying cutting-edge technologies that support mission-critical operations. In partnership with the Assistant Secretary of the Air Force for Acquisition, Technology, and Logistics, SAIC supports programs that unify data, sensors, mission applications, cloud-based services, and emerging AI-enabled automation. These efforts empower warfighters with a decisive edge, transforming complex, multidomain information into fast, clear, and actionable decisions when it matters most. As part of this team, you will help accelerate the integration, testing, security, and transition of new capabilities into operational use. You will work side by side with operators, engineers, Capability Providers, and government teams to ensure every delivery strengthens mission readiness. This role offers the opportunity...

Description SAIC is seeking a Senior Platform Engineer . As a Senior Platform Engineer supporting Naval Operational Architecture, you will play a critical role in operationalizing AI for next-generation naval platforms and systems. You'll focus on building and managing secure, scalable cloud-based environments to support advanced analytics, AI/ML workloads, and autonomous systems. This position involves hands-on engineering with cutting-edge technologies, close collaboration with cross-functional teams, and direct support of mission-critical DoD capabilities. Your work will directly enhance the warfighter's ability to execute distributed maritime operations and maintain tactical superiority. In this role, you'll contribute to Naval Operational Architecture, working alongside engineers and operators to deliver resilient, forward-leaning solutions in support of national defense. THIS IS AN ONSITE ROLE IN SAN DIEGO, CA WITH UP TO 15% OF TRAVEL INVOLVED. JOB DUTIES:...

Position: AWS Cloud Engineer Job Description: What you'll be doing: The Senior Infrastructure Engineer will be a primary AWS cloud SME within our Support\development organization with a strong level of expertise in AWS IaaS\SaaS\PaaS. Ensure that all AWS cloud solutions follow internally defined security and compliance controls Design and plan enterprise-scale AWS environments including application dependencies, data storage and flow, network connectivity and overall cloud hosting. Design and configure architectural templates to depict infrastructure Architecture. What we're looking for: Providing data and root cause analysis for each service impacting incident with all possible actions for improvement or resolution. Occasional, weekend on-call support. Provide extensive support AWS AD space for App Registrations. In-depth knowledge of SSO and MIM in Microsoft Azure cloud. Participate in the design and migration of system environments on our MS Azure...

Standard Job Description As the electronics engineer you will be responsible for testing a variety of electronic equipment, system interconnect and cabling designs in support of the Test Support Products  You will participate in requirements analysis, configuration determination, design, materiel procurement, manufacturing, test and acceptance of cabling & interconnects for a wide variety of electrical and electromechanical test systems and multi-function integrated test equipment in support of the US Navy's Ballistic Missile Flight Test Program.     As the electronics engineer you will mentor junior engineers, interface extensively with our customer, as well as, senior leadership. You will also create/update project/process documentation that align to project requirements.    Specific responsibilities include but are not limited to:  Lead the design, procurement, assembly, test, and verification of missile test systems, including data  review and trending  Develop...

Overview LMI is seeking an experienced Cloud Engineer with strong DevSecOps expertise to support a U.S. Army enterprise program. This role will design, build, and operate in a secure cloud infrastructure and CI/CD pipeline environment that power mission-critical Army systems and platforms. This position will be accountable for the availability, security, and performance of the environments the Army's teams rely on to support their enterprise systems.   This position requires an active Secret security clearance.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.     Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government...

Description SAIC is seeking a skilled Senior Mechanical Engineer to join our team in Huntsville, AL and provide technical expertise in designing, developing, and implementing complex mechanical systems for a reconfigurable air defense project. This role requires a deep understanding of mechanical engineering principles, a passion for solving challenging technical problems, and the ability to contribute in a cross functional team environment. The ideal candidate will bring 3 years of professional experience, advanced engineering knowledge, and a proven ability to design, analyze, and optimize mechanical systems. This is an exciting opportunity to be part of a fast-paced, high-impact project. Key Responsibilities Mechanical Design and Analysis: Design and develop complex mechanical systems and components. Collaborate with cross-functional teams (Electrical, Software, and Systems Engineers) to ensure the mechanical design meets the performance, reliability, and...

Description SAIC is seeking an experienced Software Integration Engineer to join our team in support of our United States Air Force customer in San Diego, California. The ideal candidate will play a crucial role in the development and implementation of tools and processes to ensure the maximum availability, stability and health of the program's complex systems and resources by ensuring that all project requirements are thoroughly understood, documented, and effectively communicated throughout System Integration Lifecycle. In parallel and because of the development and implementation of tools and processes, the Integration engineer will perform system monitoring and remediation of issues to ensure uptime requirements are met for the critical systems. The candidate shall be capable of supporting design, development, and/or integration efforts creating or integrating a new Hybrid Container/Virtualization Platform as a Service (HCVP) solution. Contractor support shall support all...

Position Summary Odyssey has an exciting new opportunity for a Software Engineer position that will ensure that all system and application deliverables meet the requirements of all DoD and Space Force/Air Force Cybersecurity policies.     The contractor shall perform work that applies a broad theoretical and practical knowledge of software engineering to include but not be limited to reviewing, preparing, and analyzing all types of documentation: Planning, requirements, design, V&V, support and test. Also to include source code, configuration files and engineering resolution support.   Possesses the advanced knowledge, experience and recognized ability to be considered highly skilled in their technical/professional field. Possesses the ability to perform tasks and oversee the efforts of junior and journeyman contractor personnel within the technical/professional discipline. Demonstrates advanced knowledge of their technical/professional discipline...

Overview Build technology where the mission happens. We are seeking a Senior Forward Deployed Engineer to embed directly with mission users and own the technical solution from mission need through production deployment. This is a hands-on role for an engineer who enjoys solving hard, ambiguous problems—and wants to see the technology they build make a difference in the real world. You will work alongside mission users to understand what is actually happening on the ground, identify opportunities where technology can make a meaningful difference, and turn those insights into working solutions. You’ll integrate advanced technologies—including modern AI/LLM capabilities—into operational workflows, build and deploy new software capabilities, and iterate directly with users until the solution delivers measurable mission impact. This is not a role where you simply receive requirements and hand off code. You will be close to the problem, close to the user,...

Description SAIC is seeking a Senior Electrical Engineer to join our team of industry-leading innovators and technical experts. This role involves designing, analyzing, and managing complex electrical systems for a reconfigurable air defense project supporting defense, government, and commercial in Huntsville, AL . Key Responsibilities System Design and Implementation: Proficiency in designing and developing electrical components and systems. Experience in integrating software design with electrical components. Proficiency with design software such as SolidWorks, Altium Designer, or similar tools. Perform calculations, simulations, and analysis for circuit design, power distribution, grounding, and load flow. Collaboration and Integration: Collaborate with multidisciplinary engineering teams, program managers, and clients to develop integrated solutions that meet technical and programmatic requirements. Coordinate with mechanical, software, and...

Description SAIC is seeking an Software Systems Engineer in Chantilly, VA to support SAIC's large SETA program, supporting the NRO's Ground Enterprise Directorate (GED), Advanced Ground Office. The selected candidate will assist with system design, development, integration, testing, deployment, and sustainment of software solutions that enable mission-critical space vehicle operations. This entry-level role provides the opportunity to grow technical depth while collaborating with experienced engineers, mission operators, cybersecurity specialists, and program leadership across the system lifecycle. The engineer will contribute to ensuring software capabilities meet mission needs, integrate effectively with flight and ground segments, and comply with established engineering, security, and quality standards. Key Responsibilities to include: Support analysis of stakeholder and system requirements to derive software and interface requirements. Assist in developing and...

Description SAIC is seeking a skilled Senior Mechanical Engineer to join our team in Huntsville, AL and provide technical expertise in designing, developing, and implementing complex mechanical systems for a reconfigurable air defense project. Key Responsibilities Mechanical Design and Analysis: Design and develop complex mechanical systems and components. Collaborate with cross-functional teams (Electrical, Software, and Systems Engineers) to ensure the mechanical design meets the performance, reliability, and environmental requirements. Perform engineering calculations as applicable and other simulations to optimize designs. System Integration and Prototyping: Assist with the integration of mechanical systems into larger hardware and software systems to ensure seamless functionality and compliance with program requirements. Assist with prototyping, testing, and validation of mechanical designs to ensure performance meets required specifications....