Software Engineer Intern - Summer 2026

Company: Sierra Nevada Corporation
Location: Plano
Posted on: April 4, 2026

Job Description:

Come start your career with some of the brightest and most innovative minds in the country. Get your hands on actual projects, and at the same time, prepare for a truly awesome career in aerospace and defense. This is not your parent’s internship program – you won’t be getting coffee and ordering lunch. Our Interns have the unique experience of getting both mentoring and coaching while working side by side with recognized industry experts on real-world assignments directly related to their field of study. Bring your knowledge and desire to learn, and we will provide the experience. Summer internships are typically 10-12 weeks starting in late May/early June and work an average of 40 hours a week. Depending on satisfactory completion of certain criteria during your internship, you may be considered for a full-time position upon graduation. As a Technical Intern, you'll ask questions, get involved, bring your ideas, be part of an actual project team, attend planning meetings, complete assignments as tasked by your team, absorb and learn from your team and apply that learning to projects assigned. You'll have the opportunity to learn fundamental business processes and procedures, build your technical foundation through practice and mentorship, and participate in an in-depth program built by our University Recruiting team, that includes cross-functional workshops and meeting with leadership to gain understanding of the business and SNC culture. The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial and international customers with years of experience in platform operations, engineering and full lifecycle management across domains – air, land, sea, space and cyber. Qualifications You Must Have: Must be a Sophomore, Junior or Senior in college or technical school, with at least 6 months until graduation after end of internship Must have been a 2025 SNC Summer Intern The ability to obtain and maintain a Secret U.S. Security Clearance is required Strong skills in Word, Excel, PowerPoint and Visio Ability to work in a highly collaborative team environment Strong organization skills and work ethic; detail oriented Qualifications We Prefer: Microsoft Access skills Pursuing a degree in engineering or a related discipline At Sierra Nevada Corporation (SNC) we deliver customer-focused technology and best-of-breed integrations in the aerospace and defense sectors. SNC has been honored as one of the most innovative U.S. companies in space, a Tier One Superior Supplier for the U.S. Air Force, and as one of America’s fastest-growing companies. Learn more about SNC This posting will be open for application for a minimum of 5 days and may be extended based on business needs. SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more . IMPORTANT NOTICE: This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use. Learn more about the background check process for Security Clearances. SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We’re known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation’s most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team! SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.

Keywords: Sierra Nevada Corporation, Grapevine , Software Engineer Intern - Summer 2026, Engineering , Plano, Texas