Systems Engineer II - EMT (Onsite)

Date Posted: 2026-09-10 Country: United States of America Location: US-TX-RICHARDSON-C27 ~ 1727 Cityline Dr ~ CITYLINE C27 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: TS/SCI with Polygraph Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.  Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. At Raytheon, we are committed to solving tough, meaningful problems that create a safer, more secure world. As a Systems Engineer II on our Infrastructure Environment Management Team (EMT), you will play a critical role in designing, configuring, and managing development, software Integration & Test (I&T), system I&T, and performance test factory infrastructure environments. Note: This onsite position is based at our RTX facility in Richardson, TX. What You Will Do Serve as the first line of defense in troubleshooting issues arising in multiple Integration & Test (I&T) environments Interface with software engineers to document installation instructions and support I&T staff by modifying environments as required Develop scripts using Bash, Perl, Ruby, or Python to continuously update and monitor system stability and usability Design, configure, and manage development, software I&T, system I&T, and performance test factory infrastructure environments Troubleshoot applications and infrastructure on Linux-based operating systems Collaborate with cross-functional teams to integrate Commercial-Off-The-Shelf (COTS) and Free and Open-Source Software (FOSS) into systems Support environment and configuration management activities, including maintaining multiple baselines such as development, testing, and production environments Qualifications You Must Have Typically requires a bachelor’s degree in science, Technology, Engineering, or Mathematics (STEM) and a minimum of 2 years of relevant experience Experience with Agile Development Methodologies (e.g., Scrum, SAFe) Administrative experience with Red Hat Enterprise Linux and VMware solutions Experience with programming languages such as Python, Java, Ruby, Bash, C++, C#, or Go Current CompTIA Security+ certification or ability to obtain within 90 days Active and Current TS/SCI with CI Poly security clearance is required Day 1. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer Hands-on experience with virtualization tools and cloud computing, either private (e.g., VMware, OpenStack) or public (e.g., AWS) Development experience with infrastructure automation tools such as Ansible, Chef, or Puppet Exposure to DevOps tools such as Docker, Kubernetes, or Vagrant Experience integrating COTS/FOSS software into systems Familiarity with IT infrastructure architecture and Information Assurance compliance with specified standards (e.g., ICD-503) Prior experience as a system administrator (Linux or Windows) What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation Learn More & Apply Now! Please consider the following role type definition as you apply for this role Onsite Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products This position requires security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found in the US Department of State government website here:  https://www.state.gov/m/ds/clearances/c10978.htm Location:  Richardson, TX : North Texas: https://careers.rtx.com/global/en/raytheon-north-texas-location We Are RTX As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is c