Software Engineer II

Software Engineer II BAE Systems is seeking a Software Engineer II to join the Digital Architecture Team (DAT) in Nashua, NH. DAT develops software platforms that manage engineering and project data for multiple programs within Aerospace & Mission Systems (AMS). In this role, you will design, implement, test, and maintain software addressing specific customer needs through reusable, generalized capabilities, with a focus on backend services, automated data pipelines, and microservice architecture. The ideal candidate has 2+ years of software development experience with distributed systems. You will take ownership of challenging projects from design through delivery, collaborate with technical and non-technical partners, and consistently deliver results for customers. Our team builds many services using a combination of Python, gRPC, and Protocol Buffers, so you will either have experience with or an interest in developing with these tools. This is a hybrid role offering a combination of on-site and remote work, as well as the option to work a 9/80 schedule. Key Responsibilities: Design, implement, test, deploy, and maintain backend services and data pipelines. Work with colleagues and partner teams to understand requirements and deliver customer-focused solutions. Write readable, maintainable code and participate in design and code reviews. Clearly communicate technical decisions, project status, dependencies, and risks. Take ownership of projects from design through delivery and ongoing operation. Troubleshoot production issues and provide direct support to customers. Required Education, Experience, & Skills: 2+ years of professional software development experience. Must be eligible to obtain a U.S. Secret security clearance. Bachelor's degree in computer science or a related field, or equivalent experience. Experience with at least one modern programming language, such as Python, Java, C++, C#, Go, or JavaScript. Strong communication, collaboration, and problem-solving skills. Preferred Education, Experience, & Skills: Experience with distributed systems, backend services, and data pipelines. Experience with databases and messaging systems. Experience with automated testing and continuous integration/deployment. Experience working in an Agile development environment. Demonstrated ownership and ability to deliver results. Pay Information Full-Time Salary Range: $79365 - $134921 Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. About BAE Systems, Inc. BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters. This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified. BAE Systems USA