Sr. Software Test Engineer (Contingent)

globalhr; Aurora (CO); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

Generous vacation (3 weeks)

401(k) with match

Tuition reimbursement

Relocation assistance

Job summary

Collins Aerospace, an RTX company, seeks engineers to support the HBMAS Sustainment and Development program in Aurora, CO. This onsite role focuses on software testing for cloud-enabled systems, ensuring data security and integrity while coordinating with multiple teams.

Ideal candidates have TS/SCI clearance, a STEM degree, and 3–5+ years of testing experience, including automated frameworks and CI/CD practices. Travel up to 25% may be required as projects evolve.

Qualifications

• Experience with automated test frameworks and tools.
• Knowledge of Agile testing practices and continuous integration workflows.
• Ability to validate functional, performance, and security requirements.
• Experience managing test data and developing repeatable test processes.
• Active and transferable TS/SCI - Current clearance required before start date.
• U.S. citizenship required for security clearance eligibility.

Responsibilities

• Support continuous testing activities across the development lifecycle.
• Validate software functionality, performance, and security requirements.
• Develop automated and manual test strategies.
• Execute tests within an integrated DevSecOps pipeline.
• Partner with development and operations to ensure high-quality releases.

Skills

Automated testing

Agile testing

CI/CD workflows

Test data management

Security requirements

Education

Bachelor's in STEM or related field

Advanced degree preferred

Tools

CI/CD automation

Job description

Date Posted:

2026-09-22

Country:

United States of America

Location:

US-CO-AURORA-S76 ~ 16430 E Hughes Dr ~ BLDG S76

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:

TS/SCI - Current

Security Clearance Status:

Active and existing security clearance required on day 1

Job Description

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.

Collins Aerospace, an RTX company, is a leader in technologically advanced andintelligent solutions for the global aerospace and defense industry. Collins Aerospacehas the capabilities, comprehensive portfolio, and expertise to solve customers’toughest challenges and to meet the demands of a rapidly evolving global market.

Collins is seeking Engineers to be part of an engineering team for the AF DCGS High Band Mission Applications Software (HBMAS) Sustainment and Development program. Under this effort, RTX Collins personnel will oversee/perform software development and sustainment for cloud-enabled systems that ingest, tag, and audit data sets, while maintaining security, integrity, and availability of data.The team, working with our customers and users, will focus on developing and fielding operationally relevant system capabilities in the most effective and efficient manner.The team will apply best practices across the engineering continuum, with a focus on improved software quality and process efficiency.

THIS ROLE IS CONTINGENT: Employment is based on contract award and customer funding

This candidate must have an active TS/SCI security clearance. Travel to customer CONUS & OCONUS sites as required, but no more than 25%.This position is an onsite role in Aurora, CO and is contingent on contract award.

What You Will Do

• Support continuous testing activities across the development lifecycle.
• Validate software functionality, performance, and security requirements.
• Develop automated and manual test strategies.
• Execute tests within an integrated DevSecOps pipeline.
• Partner closely with development and operations teams to ensure high-quality, reliable releases.

What You Will Learn

• How to design and execute comprehensive testing strategies.
• How testing integrates into a DevSecOps pipeline.
• How to enhance software reliability through continuous testing practices.
• How to validate performance and security requirements alongside functionality.

Qualifications You Must Have

• Experience working with automated test frameworks and tools
• Knowledge of Agile testing practices and continuous integration workflows
• Ability to validate functional, performance, and security requirements
• Experience managing test data and developing repeatable test processes
• Ability to work collaboratively within cross‑functional Agile teams 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.
• Active and transferable TS/SCI - Current clearance is required prior to start date
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

• Experience implementing tests within a DevSecOps pipeline (e.g., CI/CD automation)
• Familiarity with performance testing, load testing, or security test tools
• Experience with scripting or programming languages used for test automation
• Understanding of cloud-based testing environments or containerized test execution
• Experience creating and maintaining test documentation and traceability

What We Offer

Some of our competitive benefits package includes:

• 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
• And more!

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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.

#MISENG

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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.

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.