Top Companies Hiring for Systems Engineer Jobs

SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives. We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Raytheon, an RTX business, creates next-generation defense solutions that are smarter, faster and better than previously thought possible. We specialize in integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors and cyber solutions.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 48,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.leidos.com.

From the smallest details to the highest pursuits, Collins Aerospace is dedicated to redefining aerospace. With our customers, we relentlessly tackle the toughest challenges in our industry. And, every day, we imagine ways to make the skies and the spaces we touch smarter, safer and more amazing than ever. Together, we chart new journeys and reunite families. We protect nations and save lives. And we explore the unknown. We believe in the power of intelligence and partnership to guide our customers into the future. The paths we pave together lead to limitless possibility. And the bonds we form propel us all higher again and again. We are constant in our evolution. We are connected to our customers—always. We are compelling as we boldly step forward. WE ARE REDEFINING AEROSPACE.

T-Mobile disrupted the wireless industry. We reinvented customer service. We brought real 5G to the nation. Now, we’re shaping the future of technology in wireless and beyond. The work is fast, exciting, and fun. The teams are risk-takers, big idea thinkers, and champions for change. Are you ready to make a huge, meaningful difference for our customers, our communities, our environment, and each other? Be Unstoppable With Us.

Electric Boat (EB) is a business unit of General Dynamics with headquarters in Groton, CT. Electric Boat is one of the world’s premier submarine builders. The submarine has long been the silent backbone of United States Naval supremacy. For more than 100 years, Electric Boat has designed and built these incredible machines. Electric Boat recognizes the value of our employees and the importance of opportunities to allow them to grow. Your innovative ideas and contributions matter here. Our team members have created a tradition of excellence at General Dynamics Electric Boat, and continue to profoundly impact our national defense. We give our people the tools they need to be successful and reward that success with increased responsibility. Bring your unique skills and ambition to your position and we’ll encourage and support you as you invest in your career, our business and the important work we do.

A leader in research and development JPL is NASA's Federally Funded Research and Development Center (FFRDC) operated by the California Institute of Technology (Caltech). From our groundbreaking space exploration work to our mind-blowing scientific pursuits, research, technology and engineering, come to JPL if you want to change the course of human history, and etch a legacy in the stars.

GDIT is a global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development.

Improving the future and protecting lives is an ambitious mission, but it’s what we do. BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, security and aerospace company headquartered in Arlington, VA, with locations across the country. BAE Systems employees’ dedication and commitment show in everything they create and deliver, including advanced electronic systems, cyber operations and intelligence analysis, combat vehicles, naval weapons, ship maintenance and modernization, and vehicle upgrades and services. How we work, is rooted in purpose – a purpose to protect those who protect us, to unite our community of colleagues and customers, and to drive forward the growth and development of our exceptional team members. Connect your passion for making a difference to career full of purpose by visiting jobs.baesystems.com. Notice: Please be aware of suspicious recruiting emails and text messages that attempt to collect your confidential information. BAE Systems will only make an offer of employment or conduct on-boarding activities for candidates who have applied through our careers site. For more information, view our Important Company Notices here: https://www.baesystems.com/en-us/careers/important-company-notices.