Title: Mission Systems S/4 HANA Boundary Application Integration Lead Location: Charlotte, NC, United States Job Description: Full time job requisition id 01855337 Country: United States of America Location: US-NC-CHARLOTTE-2730 ~ 2730 W Tyvola Rd ~ TYVOLA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance Type: None/Not Required Security Clearance Status: Not Required At RTX, the world’s largest aerospace and defense company, 185,000 great minds are united by purpose and driven to solve the world’s most complex challenges. Across our three market‑leading businesses, world-class operations, and significant investments in research and development, we offer capabilities and career opportunities unmatched in our industry. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that continue to redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. The Mission Systems S/4 HANA Boundary Applications Integration Lead will support the Mission Systems ERP transformation by coordinating boundary application integration and deployment readiness across the Mission Systems digital ecosystem. This role ensures operational systems remain aligned and integrated as the organization transitions to a unified SAP S/4HANA environment. Reporting to Mission Systems PST S/4HANA Program leadership, the role focuses on integration planning, deployment sequencing, and cross-system coordination required to support the OneRTX Process & Systems Transformation (PST) program. This position operates in a highly complex environment where legacy and enterprise platforms must remain synchronized while the digital architecture evolves. This is a REMOTE role and may be based at any domestic Mission Systems location or operate fully remote. What You Will Do Support one of Mission Systems’ most complex digital transformations by coordinating the integration of critical operational systems across engineering, manufacturing, supply chain, and program execution as enterprise ERP capabilities are implemented. Boundary Application Integration & Deployment Execution - Coordinate boundary application integration activities in support of the OneRTX ERP transformation and SAP S/4HANA deployment roadmap. - Support deployment sequencing and readiness planning to ensure application dependencies align with enterprise deployment waves. - Identify and manage integration dependencies between SAP S/4HANA and supporting operational systems. - Drive resolution of integration challenges between enterprise ERP capabilities and legacy platforms. - Partner with technical and functional teams to maintain operational continuity during deployments. Mission Systems Application Ecosystem Coordination - Maintain visibility into the Mission Systems application landscape across engineering, manufacturing, supply chain, and program operations. - Coordinate integration readiness across applications interacting with enterprise ERP capabilities. - Partner with enterprise architects, system owners, and transformation leadership to align integration with long-term architecture objectives. - Support integration planning across systems including manufacturing execution, engineering platforms, supply chain applications, and operational tools. Data Alignment & Operational Continuity - Support activities that ensure operational data remains aligned between SAP S/4HANA and boundary applications. - Coordinate targeted data reconciliation activities during system integration or migration. - Help maintain continuity of key business objects such as materials, suppliers, customers, and bills of materials across systems. Governance, Security & Compliance - Ensure integration approaches align with RTX standards for security, data governance, and regulatory compliance. - Coordinate integration patterns across environments handling export-controlled, classified, and ITAR-sensitive data. - Support implementation of role-based access controls across integrated systems. Organizational Alignment & Change Execution - Partner with Mission Systems leaders and site teams to coordinate application readiness for ERP deployment. - Support communication and training related to changes in system interactions and workflows. - Ensure boundary application integration activities align with broader ERP transformation milestones. Integration Complexity & Operational Environment - Coordinate integration across multiple ERP instances and operational domains as Mission Systems progresses toward a unified SAP S/4HANA environment. - Navigate complex system interactions spanning engineering, manufacturing, supply chain, and program execution. - Support environments where legacy systems must remain operational while enterprise platforms modernize. - Work across organizations to manage integration impacts across secure networks, export-controlled environments, and mixed-domain architectures. Travel up to 50% (domestic and international) Qualifications You Must Have - Typically requires a University Degree or equivalent experience and minimum 10 years prior relevant experience, or an Advanced Degree in a related field and minimum 7 years’ experience. - 10 years of experience supporting enterprise systems, application integration, or digital transformation initiatives in complex operational environments. - Demonstrated ability to operate in highly integrated Aerospace & Defense environments involving cross-domain interactions, regulatory compliance, export controls, and secure data flows. - U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Qualifications We Prefer - Experience supporting large-scale ERP transformations, ideally SAP S/4HANA deployments. - Experience coordinating integration across engineering, manufacturing, and supply chain systems. - Familiarity with enterprise application ecosystems common in Aerospace & Defense. Experience partnering with enterprise architecture teams to support complex system integrations. - Demonstrated ability to navigate cross-functional integration challenges across technical and operational teams. - Ability to influence stakeholders across diverse organizations and functions. What We Offer​ - Medical, dental, and vision insurance - Three weeks of vacation for newly hired employees - Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option​ - Tuition reimbursement program ​ - Student Loan Repayment Program - Life insurance and disability coverage - Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection ​ - Birth, adoption, parental leave benefits ​ - Ovia Health, fertility, and family planning​ - Adoption Assistance          ​ - Autism Benefit - Employee Assistance Plan, including up to 10 free counseling sessions - Healthy You Incentives, wellness rewards program ​ - Doctor on Demand, virtual doctor visits ​ - Bright Horizons, child and elder care services ​ - Teladoc Medical Experts, second opinion program - And More! Learn More & Apply Now!​ Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customers succeed today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: Remote: Employees who are working in Remote roles will work primarily offsite (from home). If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role. 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 132,400 USD - 251,600 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 covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

Title: Principal Systems Engineer, RF Communications & Sensing Washington DC - Baltimore Area 665-Strategic Projects – 665-Strategic Projects Full Time Hybrid Job Description: Parallel Wireless is reimagining mobile networks with innovative, energy-efficient Open RAN solutions. Join us as we lead the future of telecommunications, driving innovation through green and sustainable networks. Position Summary The Principal Systems Engineer (Technical SME) provides senior technical leadership for U.S. Department of War and Federal wireless communications, networking, and sensing solutions. This role requires deep expertise in DoW network/communications CONOPS and mission needs, software-defined RF systems, AI/ML-enabled wireless networks, adaptive networking, and integrated communications and sensing. Key Responsibilities - Serve as principal technical authority for wireless communications, networking, and integrated communications and sensing architectures. - Primary technical support for Federal/DoW customer engagements - Lead customer RFP technical responses and capability white papers - Shape strategy for O-RAN–based 5G/6G, distributed sensing, and cognitive EMSO operations. - Architect software-defined RF systems integrating communications, networking, and sensing. - Design AI-driven (O-RAN RIC and applications) resilient wireless networks with adaptive resource management. - Lead solutioning, architecture, and design of multi-waveform radios, waveforms, and SDN-enabled architectures. - Conduct modeling, simulation, and performance assessments. - Advise DoW and Federal leaders on communications, networking, and sensing architectures. - Lead technical exchanges, CONOPS development, and capability road mapping. - Provide technical leadership for captures, proposals, and complex programs as Chief Engineer or Technical Lead. Required Qualifications - Master’s or PhD in Electrical Engineering, Computer Engineering, or related field (or equivalent experience). - 10+ years of experience in wireless (tactical and cellular) dual-use communications, networking, sensing, or cognitive systems. - System-level expertise in software-defined radio (SDR), software-defined networking (SDN/SD-WAN), and virtualized networks. - Expertise in RF communications, mesh networking, and integrated communications/sensing. - Experience with 5G/6G, O-RAN, tactical radios, and multi-domain MANET/mesh networks. - Knowledge of RF sensing, EW awareness, and spectrum operations. - Experience with DoW, NATO, and joint interoperability architectures (e.g., CMOSS, 3U-VPX). - Knowledge of DoW and Federal communications requirements and network modernization efforts. - US citizen with the ability to obtain and maintain US security clearance. - Ability to obtain and maintain a U.S. Government security clearance, as required for the role. Preferred Qualifications - Currently holding an active U.S. Secret clearance or Top Secret clearance. - Patents, Publications and standards contributions - Prior experience as Chief Engineer, Technical Director, or Technical Fellow. Equal Employment Opportunity & Accommodations We are an Equal Opportunity Employer and consider applicants without regard to legally protected characteristics. If you need a reasonable accommodation to apply or interview, please let us know. Parallel Wireless is expanding the ecosystem for Open RAN with the GreenRAN™ energy-efficient Hardware-Agnostic technology. Deployed worldwide, our comprehensive 2G/3G/4G/5G Macro RAN solutions enhance network security while reducing operating expenses. As pioneers of Open RAN, we prioritize innovation, flexibility, and sustainability to help build a more connected, and green networks. Headquartered in the USA with global R&D centers, we are proud to serve over 60 customers worldwide and have been recognized with over 100 industry awards. Our mission is to accelerate GSMA’s Mobile Net Zero initiative by reducing TCO and driving innovation across the telecom ecosystem. Parallel Wireless embraces diversity and equality of opportunity. We are committed to building inclusive and diverse teams representing all backgrounds, with a wide range of perspectives, and empowering industry-leading skills. We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics. We comply with all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorization and employment eligibility verification requirements.Parallel Wireless does not accept unsolicited resumes or applications from agencies or individuals. Please do not forward resumes to our jobs alias, Parallel Wireless employees, or any other company location. Parallel Wireless is not responsible for any fees related to unsolicited resumes/applications.

• Design complex Land Mobile Radio (LMR) system solutions that satisfy specific customer requirements • Craft high quality proposal text and drawings that clearly and effectively describe the technical solutions being offered • Participate in discussions and presentations with customers, consultants, vendors and other personnel as necessary to advance projects • Formally present technical solutions and product information to various stakeholders • Coordinate technical transition of design to implementation system engineer after contract is awarded • Ability to travel 15%

• Lead the design, modernization, and optimization of enterprise PKI and certificate management platforms. • Provide technical leadership for certificate lifecycle management, secrets management, and cryptographic services across hybrid and cloud environments. • Design and implement automated, scalable certificate provisioning and renewal processes using modern engineering practices. • Develop self-service capabilities that enable development and infrastructure teams to securely request and provision certificates with minimal manual intervention. • Design and implement API-driven integrations that enable CI/CD pipelines and DevOps platforms to securely interact with enterprise secrets management solutions. • Maximize the value of existing security platforms by standardizing enterprise workflows, eliminating siloed solutions, and driving adoption of centralized services. • Define engineering standards, best practices, and architectural patterns for PKI, certificate management, and secrets management. • Serve as the senior technical escalation point for complex cryptographic platform issues and mentor engineering teams on automation and operational excellence. • Contribute to platform hardening through secure configuration, delegation models, monitoring, patch management, and continuous optimization. • Develop engineering roadmaps and implementation strategies aligned with client business objectives and evolving security requirements. • Partner with cross-functional engineering, infrastructure, DevOps, security, and application teams to deliver scalable enterprise identity and encryption solutions. • Evaluate emerging technologies and industry trends to ensure long-term platform sustainability and future readiness.