2,139,716open jobs
136,478companies
255,079added this week
Browse all
Salary
$108k – $205k per year
Location
In office (Huntsville)
Seniority
Principal · 8+ years exp
Visa
H-1B filings in 12 months: 10 · green card filings: 1
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 8, 2026. First seen by Alion on Nov 2, 2026. RTX scores B on the Alion truth index.

Overview
Company
Impact
Profile match

RTX

RTX is an American aerospace and defense company formed in 2020 by the merger of United Technologies and Raytheon. It operates through three businesses: Collins Aerospace, which makes avionics, aircraft interiors and aerostructures, Pratt & Whitney, which builds commercial and military jet engines, and Raytheon, which produces missiles, air defense systems such as Patriot, radars and sensors. Its customers include airlines, aircraft manufacturers, the United States Department of Defense and allied governments. The company is headquartered in Arlington, Virginia, United States.

Date Posted:

2026-11-02

Country:

United States of America

Location:

US-AL-HUNTSVILLE-401 ~ 401 Jan Davis Dr NW ~ JAN DAVIS 401

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: Secret

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.

The Surface Radars and Sensors (SR&S) Center within Systems Engineering and Test Capabilities (SE&TC) is looking for a Principal Radar Systems Engineer to lead radar architecture and requirements development activities. This position will be onsite in Huntsville, AL.

What You Will Do

  • Lead architecture and requirements development activities to define, characterize, develop, and document Missile Defense System (MDS) radar Modeling and Simulation (M&S) capabilities.
  • Develop architectural framework updates, system-of-systems functional and performance requirements, detailed algorithm descriptions, test scenario definitions, and verification approaches.
  • Conduct requirements analysis and benchmarking to validate algorithm designs, ensuring system-level performance aligns with operational requirements.

Qualification You Must Have

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
  • Experience with radar systems or related systems engineering.
  • Experience with radar signal processing, signal processing theory, and/or signal modeling.
  • Experience in programming languages such as Matlab, Python, C/C++, and/or Java, and tools such as DOORS.

Qualifications We Prefer

  • Advanced degree in a STEM discipline.
  • Experience with radar system concepts, including detection, discrimination, tracking, and signal processing algorithms.
  • Expertise in system-level requirements development, documentation, and maintenance.
  • Experience designing system-level software architecture.
  • Proficiency in developing and coding system models, algorithms, test vectors, and evaluation tools for radar requirements and performance analysis.
  • Experience developing, documenting, and maintaining processes, methods, and tools.
  • Demonstrated ability to develop technical solutions to complex issues.
  • Experience working with Linux operating systems.
  • Familiarity with Agile methodologies and tools such as JIRA and Confluence.
  • Strong analytical, technical, and problem-solving skills.
  • Proficiency with the Microsoft Office Suite.
  • Excellent communication, technical writing, oral presentation, and interpersonal skills.

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.
  • Relocation Eligibility- Relocation assistance available

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.

Location: Huntsville, AL

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.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,139,716 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Hardware
Similar stack
Same company
Huntsville
In office · Full-Time · 6+ years exp · Bachelor's Degree · Rio de Janeiro
Apply
Remote (United States) · 10+ years exp · Bachelor's Degree · Mountain View
Python
Perl
AI/ML
Machine Learning
Apply
$185k – $240k per year · In office · 8+ years exp · Bachelor's Degree · San Jose
Python
C++
SystemVerilog
Perl
AI/ML
InfiniBand
NVLink
Chips/EDA
UVM
Apply
In office · 8+ years exp · Bachelor's Degree · Austin
Apply
In office · 10+ years exp · Master's Degree · Dearborn
SpaceTech
CATIA
Apply
In office · 3+ years exp · İzmir
C#
C++
Game Dev
Unity
Cocos2d-x
Spine
Design
Adobe Photoshop
Blender
Maya
Adobe After Effects
Apply
Remote (Germany) · Full-Time · 10+ years exp · Bachelor's Degree · Stuttgart · Munich · Frankfurt am Main
Java
Mobile
JUnit
DevOps
Ansible
Red Hat
OpenShift
Podman
CI/CD
GitOps
Jenkins
Docker
Kubernetes
JFrog Artifactory
GitHub
GitLab
Linux
Cybersecurity
Sonatype Nexus IQ
Management
Agile
Scrum
QA
Pytest
Apply
In office · 4+ years exp · Belgrade
SQL
Databases
MS SQL
Analytics
Power BI
ETL/ELT
SSIS
Management
Confluence
Jira
Apply
In office · Full-Time · 3+ years exp · Bengaluru
Python
PowerShell
Bash
DevOps
Rest API
Puppet
Ansible
GCP
Azure DevOps
VMWare
Azure
CI/CD
Windows Server
Git
AWS
Configuration Management
AWX
Windows
Management
ServiceNow
ITSM
Apply
In office · Full-Time · 5+ years exp · Tel Aviv
Python
SQL
DevOps
Grafana
Apply
$87k – $165k per year · In office · TS/SCI · Full-Time · 5+ years exp · Bachelor's Degree · United States
Apply
$108k – $205k per year · In office · Secret · Full-Time · 8+ years exp · Bachelor's Degree · Tewksbury
Apply
$69k – $131k per year · In office · Nationals only · Full-Time · Master's Degree · Cedar Rapids
MedTech
Verification & Validation
Apply
$57k – $109k per year · In office · Secret · Full-Time · Bachelor's Degree · Tucson
Apply
≈ $84k – $162k per year (Estimated) · In office · Nationals only · Full-Time · 2+ years exp · Bachelor's Degree · Cedar Rapids
DevOps
HPC
SpaceTech
DO-160
ARINC
MIL-STD-1553
Apply
≈ $109k – $201k per year (Estimated) · In office · Huntsville
Apply
≈ $109k – $201k per year (Estimated) · In office · Huntsville
Apply
≈ $95k – $216k per year (Estimated) · In office · Huntsville
Apply
≈ $95k – $216k per year (Estimated) · In office · Huntsville
Apply
≈ $95k – $216k per year (Estimated) · In office · Huntsville
Apply
See all jobs
This is one of many
2,139,716 more open roles from verified company boards, updated every day.