**Date Posted:** 2026-02-09 **Country:** United States of America **Location:** US-HI-FT SHAFTER-USARPAC-CUST ~ 410 Wisser Rd ~ FORT SHAFTER USARPAC (External Site) **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:** DoD Clearance: TS/SCI **Security Clearance Status:** Active and existing security clearance required on day 1 Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. Collins Aerospace is seeking a highly skilled and motivated Cross Domain Field Service Representative (FSR) to join our team at Ft. Shafter in Honolulu, Hawaii. This is a unique opportunity to work on cutting-edge cross-domain solutions in support of critical field operations. If you thrive in a fast-paced, mission-driven environment and have a passion for technology, we want to hear from you! **What You Will Do** ​ + As a Cross Domain FSR, you’ll play a pivotal role in maintaining and optimizing cross-domain hardware, software, and configurations while ensuring seamless system functionality. Your responsibilities will include: + Managing multiple server stacks, virtual machines (VMs), storage area networks (SANs), and cross-domain appliances. + Creating and maintaining user accounts in compliance with customer and program policies. + Performing tasks such as system patching, full installations, software updates, and backup/recovery. + Supporting system accreditation events, Site-Based Security Assessments (SBSA), and security audits. + Coordinating with local facility and unit support teams to maintain network and datacenter availability. + Sustaining web applications across multiple networks, adhering to Army and domain policies. + Monitoring system processes and generating status and usage reports using advanced tools. + Identifying, troubleshooting, and resolving technical issues with hardware, software, and networks. + Ensuring proper connectivity and data flow for mission-critical systems and user environments. + Driving continuous improvements to cross-domain processes based on customer and partner feedback. **Qualifications You Must Have ** + Security+ or higher DoD 8570 certification.  + Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience **or** an Advanced Degree in a related field and minimum 3 years of experience **or** in absence of a degree, 9 years of relevant experience + Active and transferable TS/SCI U.S. government issued security clearance is required prior to start date. **Qualifications We Prefer** + Certification in Linux+ or experience with Linux system maintenance and automation (e.g., BASH scripting, Python, Ansible). + Experience with structured data standards (e.g., XML, KML, FMV Metadata). + Proficiency in maintaining VMware virtualization environments. + Military experience with Linux-based Military Intelligence systems across multiple networks. (Cross Domain Security Solutions) + Prior military communication experience (e.g., U.S. Army MOS 35T Military Intelligence Systems Maintainer/Integrator). **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.  ​ + May be eligible for relocation. + 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 customer succeeds 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.  ​ **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. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.  ​  ​ Apply now and be part of the team that’s redefining aerospace, every day.   **Employee Referral Eligible.** **_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 86,800 USD - 165,200 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. _RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act._ **Privacy Policy and Terms:** Click on this link (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.