Date Posted:
2026-02-09Country:
United States of AmericaLocation:
US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17Position Role Type:
OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements:
The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearanceSecurity Clearance Type:
DoD Clearance: SecretSecurity Clearance Status:
Active and existing security clearance required after day 1Strategic Defense Solutions is seeking a Principal Systems Engineer (P4) to lead and support the design, development, and validation of multi-domain Nuclear Command, Control, and Communications (NC3) mission systems for aircraft and ground stations supporting U.S. military customers. This role places strong emphasis on front-end program execution, including bids, proposals, and capture activities, while continuing to provide deep technical leadership across hardware and software systems—from standalone “black box” solutions to complex, end-to-end platform architectures.
The successful candidate will serve as a technical authority during pursuit phases, shaping system concepts, requirements, architectures, and technical baselines to enable competitive, executable proposals.
What YOU will do:
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Lead systems engineering activities for bids, proposals, and capture efforts, including requirements analysis, solution architecture development, technical baselining, and risk assessment.
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Translate customer needs, CONOPS, and draft requirements into feasible, affordable, and executable system solutions during pursuit and execution phases.
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Capture, analyze, decompose, derive, and trace system and subsystem requirements across proposed and awarded programs.
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Develop and assess system architectures, models, and trade studies to support proposal discriminators and design decisions.
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Define verification strategies and test approaches at the system and subsystem levels.
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Support proposal development, including technical volumes, BOEs, compliance matrices, and technical review participation.
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Plan and execute project-level work to meet schedule, cost, and performance objectives, with awareness of Earned Value impacts.
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Identify, evaluate, and manage technical risks and opportunities, particularly during early program phases.
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Interface with cross-functional teams including Engineering, Program Management, Business Development, Finance, Quality, and Operations.
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Represent the Systems Engineering function in internal and external customer and stakeholder engagements.
Qualifications YOU must have:
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Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
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The ability to obtain and maintain a U.S. government issued Security Clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
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Demonstrated experience developing, decomposing, and deriving system and subsystem requirements.
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Experience with Model-Based Systems Engineering (MBSE) concepts and tools.
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Proven experience defining system and subsystem designs.
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Experience supporting or leading technical contributions to bids, proposals, and pursuits.
Qualifications We prefer:
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Experience with NC3-relevant communications technologies, including VLF, LF, HF, V/UHF, and/or MILSATCOM.
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SysML implementation using Cameo, MagicDraw, or Rhapsody.
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Experience with DOORS or similar requirements management tools.
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Familiarity with Agile development methodologies in a systems context.
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Working knowledge of Earned Value Management (EVM).
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Experience communicating with external customers and government stakeholders.
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Participation in capture planning, proposal reviews, and competitive assessments.
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Experience with peer reviews, configuration management, and change control processes.
What We Offer:
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Medical, dental, and vision insurance
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Three weeks of vacation for newly hired employees
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Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
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Tuition reimbursement program
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Student Loan Repayment Program
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Life insurance and disability coverage
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Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
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Birth, adoption, parental leave benefits
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Ovia Health, fertility, and family planning
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Adoption Assistance
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Autism Benefit
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Employee Assistance Plan, including up to 10 free counseling sessions
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Healthy You Incentives, wellness rewards program
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Doctor on Demand, virtual doctor visits
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Bright Horizons, child and elder care services
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Teladoc Medical Experts, second opinion program
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May be eligible for Relocation
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And more!
Learn More & Apply Now!
Mission Systems:
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 consider the following role type definitions 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.
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.
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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 107,500 USD - 204,500 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.
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