Systems Engineer II (Onsite)

Collins Aerospace; Largo (FL); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Medical insurance

Vacation

401(k) match

Tuition reimbursement

Student loan repayment

Job summary

Collins Aerospace seeks a Systems Engineer II for an onsite role in Largo, FL. You will support design, development, and integration from concept to production, collaborating with hardware and software engineers to ensure system performance.

The position requires DoD Secret clearance eligibility and US citizenship. You will contribute to multiple contracts, ensuring reliable testing and successful software releases for critical defense programs.

Qualifications

• Typically requires a STEM degree with 2+ years of relevant experience; advanced degree alternative available.
• Must be able to obtain and maintain a DoD Secret clearance.
• U.S. citizenship required for security clearance eligibility.
• Experience with system-level requirements and specifications analysis.
• Hands-on testing, troubleshooting, and documentation skills.

Responsibilities

• Support cross-functional hardware/software teams to ensure system compatibility.
• Conduct system-level testing, validation, and troubleshooting for annual software releases.
• Perform dry runs and formal testing on new software builds in the lab.
• Analyze software issues to drive test updates and improvements.
• Collaborate with software staff to document issues found during testing.

Skills

System requirements analysis

Testing experience

Networking hardware/software

Problem/failure analysis

Scripting/test automation

DoD Secret clearance

U.S. citizenship requirement

Education

STEM degree with experience

Tools

Linux

DOORS

EazyBI

Robot Framework

Python

Wireshark

Job description

Location

US-FL-LARGO-382SR ~ 7887 Bryan Dairy Rd ~ BLDG 600

Date Posted

2026-10-14

Country

United States of America

Position Role Type

Onsite

U.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 clearance

Security Clearance Type

DoD Clearance: Secret

Security Clearance Status

Active and existing security clearance required after day 1

Systems Engineer II (Onsite)

Raytheon Company, Managed by Collins Aerospace

At RTX, the world 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.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help 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.

Role Description

The Strategic Defense Solutions (SDS) team is hiring a Systems Engineer to support programs for our US military and various international customers, keeping the world safe from foreign threats. SDS supports multiple Collins contracts and is seeking to fill roles across several open contracts – our goal is to align each new hire with a position that best suits their skills and allows for career growth.

In this role, you will play a critical part in the design, development, and integration of products, from concept to production. You will collaborate closely with hardware and software engineers to ensure seamless system performance and deliver innovative solutions that meet customer needs.

Onsite

This is an onsite role supporting our Largo, FL location.

Sign-on Bonus Eligible

This position requires the ability to obtain a US Government Department of Defense (DoD) Secret Security Clearance after start.

What YOU will do

• Support efforts with cross-functional team members (hardware and software engineers) to ensure system compatibility and performance
• Conduct system-level testing, validation, and troubleshooting to ensure reliability and functionality for multiple yearly releases of software solutions
• Perform dry run and formal testing (manual and automated) on new software builds in the lab
• Support analysis of software issues and enhancements to drive test updates
• Work closely with software personnel to document issues found during testing

Qualifications You Must Have

• Ability to analyze system level requirements and specifications
• Prior testing experience
• Ability to learn communication and networking hardware and software
• Proficiency in problem/failure analysis and documentation
• Practical scripting/test automation experience
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years prior relevant experience or an Advanced Degree in a related field and minimum 1 year of experience or in absence of a degree, 6 years of relevant experience
• The ability to obtain and maintain a US Government Department of Defense (DoD) Secret Security Clearance
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

• Linux knowledge
• DOORS knowledge
• EazyBI knowledge
• Experience in product installations and testing, voice communication systems, including VoIP (Voice over IP) protocols like SIP
• Understanding of networking principles (Cisco and Juniper switches), including TCP/IP, UDP, and network troubleshooting tools (e.g., Wireshark)
• Familiar with Robot Framework and Python
• An active and transferable U.S. Government (DoD) Secret Clearance

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 illnessinsurance, 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
• Eligible for relocation assistance
• And more!

The salary range for this role is 68,900 USD - 131,100 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.