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RTX

Manufactures jet engines, avionics, missiles

Principal Systems Engineer - Electronic Warfare

Full-TimeUpdated on 10/23/2026
$118.3k - $224.9k
Expert
Bachelor's
Goleta, CA, USA
In PersonOnsite in Goleta, California.
Electrical Engineering
No H1B Sponsorship
US Citizenship Required

About the job

Requirements
  • A bachelor's degree in a Science, Technology, Engineering, or Mathematics discipline, preferably Systems Engineering, Electrical Engineering, Software Engineering, or Physics, and 8 or more years of relevant systems engineering experience are typically required.
  • Experience with electronic warfare or radar system development, including requirements decomposition, architecture definition, and system-level integration and verification planning is required.
  • Experience developing systems engineering artifacts such as requirements, specifications, interface control documents, and verification and validation plans is required.
  • Experience supporting system-level technical reviews, including SRR, PDR, CDR, and TRR, and coordinating across multidisciplinary engineering teams is required.
  • An active and transferable U.S. government-issued Secret security clearance is required before the start date; U.S. citizenship is required because only U.S. citizens are eligible for a security clearance.
Responsibilities
  • Serve as the primary Systems Engineering focal point for the program.
  • Manage the configuration process; perform functional analysis, timeline analysis, detailed trade studies, requirements allocation, and interface definition studies to translate customer requirements into hardware and software specifications.
  • Partner with the Program Chief Engineer to ensure the engineering team aligns with cost and schedule.
  • Provide technical direction to multidisciplinary program teams.
  • Implement and ensure adherence to systems engineering processes throughout the program lifecycle.
  • Oversee development and maintenance of technical documentation, including system specifications, design documents, and test plans.
  • Coordinate systems engineering activities, including requirements analysis, system design, integration, and testing.
  • Conduct system-level trade studies and performance analysis.
  • Participate in design reviews, technical meetings, and customer presentations.
  • Support program management with technical risk assessments and mitigation strategies.
  • Convert product requirements systematically into total systems solutions that account for technical, schedule, and cost constraints, and perform architectural exploration.
  • Decompose customer specifications and system-level requirements into subsystem and piece-part requirements, and generate verification criteria and plans.
Desired Qualifications
  • Write, manage, and trace system and subsystem requirements for electronic warfare and radar systems throughout the lifecycle.
  • Define system architectures, performance budgets, and radio frequency, digital, and mixed-signal interface definitions.
  • Plan and oversee development of Special Test Equipment and system-level test infrastructure.
  • Analyze and model electronic warfare and radar system performance, including the radio frequency chain, signal processing, and end-to-end behavior.
  • Have knowledge of millimeter-wave and microwave radio frequency at the module and system levels.
  • Integrate mixed-signal modules into higher-level assemblies, including interface and configuration management.
  • Have experience developing or interpreting security and cybersecurity requirements relevant to government systems.
  • Have experience with Model-Based Systems Engineering tools and processes, including SysML and Cameo Enterprise Architecture.
  • Have flight-test or field-test experience supporting system-level evaluation and data analysis.

About the company

RTX produces jet engines, cockpit electronics, and avionics through Pratt & Whitney and Collins Aerospace, and develops defense systems and missiles via Raytheon. Pratt & Whitney engines provide propulsion for commercial and military aircraft, while Collins Aerospace supplies flight controls, navigation, and integrated cockpit systems, and Raytheon offers missiles, radar, and sensing technologies. The company differentiates itself by offering a single, integrated portfolio that spans both commercial aviation and national defense under one corporate umbrella, drawing on the legacy of Raytheon and UTC. Its goal is to help customers fly more efficiently and protect nations by advancing propulsion, electronics, and defense technologies for civilian air travel and security needs.

Company Size

10,001+

Company Stage

IPO

Headquarters

Arlington, Virginia

Founded

2022

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Simplify's Take

What believers are saying

  • RTX raised 2026 guidance after Q2 sales reached $24.7 billion and EPS hit $1.89.
  • Raytheon's 2026 framework agreements target annual output above 1,000 Tomahawks and 500 SM-6s.
  • GTF Advantage certification and Airbus deliveries extend Pratt & Whitney's recovery into 2026.

What critics are saying

  • Pratt & Whitney's GTF powder-metal issue still drives inspections, grounded jets, and lawsuits.
  • SEC subpoenas and DOJ agreements keep Raytheon's legacy conduct under active scrutiny.
  • Persistent GTF failures or fixed-price overruns can erase cash flow and damage airline trust.

What makes RTX unique

  • RTX pairs $289 billion backlog with balanced defense and commercial aerospace exposure.
  • Raytheon wins $24.4 billion SM-6 and $22.9 billion Tomahawk production contracts.
  • Pratt & Whitney and Collins feed recurring aftermarket revenue across Airbus and military fleets.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Life Insurance
  • Disability Insurance
  • 401(k) Company Match
  • 401(k) Retirement Plan
  • Flexible Work Hours
  • Remote Work Options
  • Paid Vacation
  • Paid Sick Leave
  • Paid Holidays

Growth & Insights and Company News

6 month growth

4%

1 year growth

5%

2 year growth

5%
PR Newswire
Oct 21st, 2026
Collins Aerospace launches ARINCDirect OpenAPI to link flight support data across systems

Collins Aerospace, an RTX business, has launched ARINCDirect OpenAPI, which lets operators feed ARINCDirect flight planning, trip and performance data straight into their existing digital platforms. The company announced the tool in Las Vegas on October 21, 2026. Customers and partners can automatically receive flight plan status, airspace information, trip performance and logbook data without re-keying or reformatting it. Early adopters have built the API into their enterprise tools, which cut manual data entry and sped up updates. "Business aviation flight schedules can shift by the minute," said Nicole White, vice president and general manager of Connected Aviation at Collins Aerospace. The modular design lets customers tailor how the interface connects to their systems.

PR Newswire
Oct 21st, 2026
Pratt & Whitney Canada unveils certified PT9 turboprop with 33% more power, 20% less fuel use

Pratt & Whitney Canada, an RTX business, unveiled its PT9 turboprop engine in Las Vegas on October 21, 2026. The engine delivers 33% more power at altitude and cuts fuel consumption by 20% compared with previous generation engines. The PT9 logged more than 14,000 development hours and was recently certified by Transport Canada. Its modular design can be tailored to different airframes and is built to support electric and hybrid thermal-electric powerplants. Production will take place in Lethbridge, Alberta, Canada, the company's global Center of Excellence for the PT6 family of turboprop engines. "The PT9 engine represents the next evolution of turboprop propulsion," said Satheeshkumar Kumarasingam, president of Pratt & Whitney Canada.

PR Newswire
Oct 21st, 2026
Collins Aerospace launches Tower MicroELITE surveillance system, with San Bernardino as first airport

Collins Aerospace, an RTX business, has launched Tower MicroELITE (TME), a digital display system that improves air traffic controllers' awareness of their airspace. San Bernardino Airport is the first to deploy it, to cope with a rapid rise in operations. The airport is a federal contract tower, part of a growing group of private and contract airports with rising traffic but no certified radar displays. TME is built on Collins' FAA-certified Standard Terminal Automation Replacement System. It uses commercial off-the-shelf hardware, so airports of any size can install it, including regional airports, business aviation terminals, and heliports. The system has received Federal Aviation Administration System Design Approval as an Airborne Position Reference Tool. It can be used at eligible FAA Contract Tower airports and privately operated control facilities.

Yahoo Finance
Oct 20th, 2026
RTX cash flow jumps $1.76B, but receivable sales explain $1.5B of the gain

RTX Corporation's first-half operating cash flow rose to $5.40 billion from about $3.64 billion, but receivable sales explain much of the gain. Increased factoring contributed $1.5 billion, or about 41% of the improvement. Demand for aircraft maintenance and defence is lifting the business. Second-quarter commercial aftermarket sales at its engine unit grew 25%, and adjusted operating profit rose 22%. RTX generated about $4.19 billion in first-half free cash flow. Its annual guidance of $8.50–$8.75 billion requires roughly $4.31–$4.56 billion more in the second half. The shares trade at about 25x forward earnings, against 35x for General Electric. Analysts expect about 15% growth in 2026 adjusted earnings per share, versus about 24% for General Electric.

Yahoo Finance
Oct 20th, 2026
Northrop Grumman and RTX raise profit forecasts as rearmament drives $1.5T Pentagon budget bets

Northrop Grumman and RTX raised their annual profit forecasts after strong third-quarter results, citing robust demand for military aircraft, missiles and defence programmes. Both firms reported growing backlogs. Northrop posted earnings per share of $7.89, against $7.19 expected. RTX reported adjusted earnings per share of $2.26 and sales of $24.965 billion. The US military has used up large stocks of Patriot missiles, Tomahawk missiles, and THAAD interceptors in Ukraine and Iran. Only a few prime contractors can make the replacements. William Blair analysts, after attending an Association of the US Army conference, say customers are already placing orders ahead of the 2027 funding bill. The firm assumes Congress will give the Pentagon about $1.5 trillion.