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Added 19 mins ago
J
Technical Architect Senior
Jobgether
Remote, United States
- $201,950 USD / year
At least 5 years of professional experience as an Information Systems Architect, Technical Architect, Software Engineer, Enterprise Systems Architect, or in a closely related position.
Added 22 mins ago
Platform Engineer - Remote
SitusAMC
Pierre, SD
Added 30 mins ago
Senior Full Stack Java Engineer - Workforce Management (WFM)
Miratech
Remote, United States
We are looking for a Senior Full Stack Engineer to join the Workforce Management product stream and build enterprise-scale solution supporting forecasting, capacity planning, scheduling,…
Added 30 mins ago
Senior Full Stack Java Engineer - Workforce Management (WFM)
Miratech
Remote, United States
We are looking for a Senior Full Stack Engineer to join the Workforce Management product stream and build enterprise-scale solution supporting forecasting, capacity planning, scheduling,…
Added 43 mins ago
II
Senior PKI & Cryptographic Infrastructure Engineer
IDR Inc.
Denver, CO
- $90 to $95 USD / hour
IDR is seeking a Senior PKI & Cryptographic Infrastructure Engineer to join one of our top clients for a remote opportunity. In this role, you will lead the enhancement and automation of…
Added 43 mins ago
IS
Cybersecurity Engineer
Infinity Systems Engineering
Colorado Springs, CO
- $30 to $50 USD / hour
We are seeking a Cybersecurity Systems Engineer to join our professional engineering team. This position will support cybersecurity assessments and hardening of operational and support…
Added 50 mins ago
E T Consultant
World Bank Group
Washington, DC
ITSFE is seeking a skilled and experienced Solution Engineer to join our growing team as an ET Consultant. The Solution Engineer will design, build, enhance, and support web-based solutions…
Added 1 hour ago
Full Stack Java Engineer
Miratech
Remote, United States
We are looking for a Full Stack Engineer to design, develop, and support scalable cloud-native applications that power Workforce Management (WFM), Customer Experience (CX), and operational…
Added 1 hour ago
I
Member of Technical Staff, Product Security
Inferact
San Francisco, CA
- $200,000 to $400,000 USD / year
…product, and forward-deployed engineering teams, and with the engineer who owns vLLM vulnerability management when an upstream issue affects our product. You'll set the direction for…
Added 1 hour ago
Software Engineer- Semiconductor Technology (C#/.NET)
Keysight Technologies, Inc.
Santa Rosa, CA
Location: This role requires an in-person, hands-on engineer who can physically work with the manufacturing systems in Santa Rosa, CA.
Added 1 hour ago
Senior Software Engineer - Cloud SaaS - IE&A
Jobgether
Remote, United States
…and next steps. Our partner is looking for a Senior Software Engineer – Cloud SaaS – IE&A based in the United…
Added 1 hour ago
J
Senior Data Engineer
Jobgether
Remote, United States
- $130,000 to $200,000 USD / year
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Data Engineer based in the United States.
Added 1 hour ago
Cloud Security Engineer
Jobgether
Remote, United States
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Cloud Security Engineer based in the United States.
Added 1 hour ago
Sr. Engineer, Software Engineer (Test Automation Developer)
AB3 Nationwide Life and Annuity Insurance Co
OH · AZ · IA
As a Senior Software Engineer, you will focus primarily on providing high-quality, efficient technology solutions to business partners by crafting new software applications or modifying…
Added 1 hour ago
Consultant, Data Engineer - Reference Data Management
AB3 Nationwide Life and Annuity Insurance Co
OH · AZ
As a Data Engineer, you’ll be responsible for acquiring, curating, and publishing data for analytical or operational uses. Data should be in a ready-to-use form that creates a single…
Added 1 hour ago
Senior Technical Engineering Leader - Guidewire PolicyCenter & Policy Lifecycle
MAPFRE Insurance
Webster, MA
Added 1 hour ago
IG
Software Engineer II
Insight Global
Marlborough, MA
- $70 to $75 USD / hour
Insight Global is seeking a Software Engineer II for a top medical technology client. This candidate will join a growing team supporting the development of an innovative digital diagnostics…
Added 1 hour ago
J
Lead Site Reliability Engineer
Jobgether
Remote, United States
- $150,000 to $175,000 USD / year
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Lead Site Reliability Engineer based in the United States.
Added 1 hour ago
IG
Automation Engineer (Terraform)
Insight Global
Tucson, AZ
- $65 to $75 USD / hour
…initiative.We are seeking a hands‑on Cloud Automation & Infrastructure Engineer to join a small, highly technical platform team supporting enterprise‑scale infrastructure for SAP and…
Added 2 hours ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Software Engineer – Emerging Technologies to join our team in your choice of our Chicago, IL; Peoria, IL; Irving, TX; or…
Added 2 hours ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Software Engineer – Emerging Technologies to join our team in your choice of our Chicago, IL; Peoria, IL; Irving, TX; or…
Added 2 hours ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Software Engineer – Emerging Technologies to join our team in your choice of our Chicago, IL; Peoria, IL; Irving, TX; or…
Added 2 hours ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Software Engineer – Emerging Technologies to join our team in your choice of our Chicago, IL; Peoria, IL; Irving, TX; or…
Added 2 hours ago
SS
Linux Engineer
Samsung SDS America
Plano, TX
- $156,000 to $166,000 USD / year
We are seeking a Linux Infrastructure Engineer to manage, optimize, and secure enterprise Linux environments across on-premises data centers and public cloud platforms. This role focuses on…
Added 2 hours ago
Senior / Staff Software Engineer
Axella
Boston, MA

RTX

Senior Software Engineer - Modeling (Onsite)

United States

The salary range for this role is 95,500 USD - 181,700 USD.

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Job details

Pay: The salary range for this role is 95,500 USD - 181,700 USD.
Posting language: English
Posted: Nov 4, 2026

Original job description

Date Posted:

2026-11-04

Country:

United States of America

Location:

US-VA-STERLING-291 ~ 22640 Davis Dr ~ DAVIS

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

Senior Software Engineer - Modeling (Onsite)

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 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.

U.S. citizenship only (dual citizenship not permitted) is required, as access to information under this program/contract is restricted to individuals with sole U.S. citizenship. Most aspects of the job must be accomplished in a lab environment, so this position requires regular on-site presence. This position is located onsite at our Sterling, VA site.

What You Will Do:

Develop and implement software solutions using programming languages such as C/C++, C#, Python, Java, and Lua.
Design and maintain aerospace modeling and simulation systems to support complex engineering projects.
Lead system design and integration efforts, ensuring seamless functionality across hardware and software components.
Utilize tools such as Visual Studio Studio/Code, VMWare, Wireshark, Ansible, Docker/Podman, Packer, Terraform, GitLab, and Kubernetes for software development and deployment.
Collaborate with multidisciplinary teams to drive project execution, resolve technical challenges, and achieve program milestones.
Create and manage YAML-based configurations for automation and deployment processes.
Provide technical leadership and mentorship to team members, fostering a culture of collaboration and continuous improvement.
Ensure compliance with security and regulatory requirements throughout the software development lifecycle.
Support and develop automation solutions that enable our teams to build and deploy code efficiently and consistently.
Support and develop the program’s CI/CD pipeline, optimizing code integration and delivery of the simulation environment.
Use troubleshooting skills to resolve issues with software solutions, build chain or CI/CD pipeline tools.

Qualifications You Must Have:

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
Must have or be capable of obtaining a US Department of Defense (DoD) security clearance. Candidate selected will be subject to a government security investigation/reinstatement and must meet eligibility requirements
U.S. citizenship only (dual citizenship not permitted) is required, as access to information under this program/contract is restricted to individuals with sole U.S. citizenship.

Qualifications We Prefer:

Proficiency in aerospace modeling and simulation tools and techniques.
Prior work experience with system design and integration processes.
Experience with common software development and management tools such as Visual Studio/Code, GitLab, Jira, Confluence, Coverity, Nexus, and Artifactory.
Experience with software development using C/C++, C#, Python, and Lua.
Experience with server-side scripting languages such as Python, Bash, and PowerShell.
Experience with a virtual environment such as VMware, Proxmox, etc.
Experience working in Linux and Windows environments.
Experience with continuous integration for real-time testing and diagnostics within a virtualized environment.
Basic understanding of networking (TCP/IP, VLANs) and experience configuring network devices or virtual networks.
Experience in application development and integration within one or more IaaS/PaaS (Red Hat OpenShift / VMware / OpenStack).
Familiarity with cloud networking frameworks (L2, L3, and spine-leaf architecture).
Experience in microservices using RESTful APIs.
Experience with Agile Development Methodologies (e.g. Scrum, SAFe).
Familiarity with Docker/ Podman containers, or Kubernetes orchestration.
Familiarity with maintaining and deploying database technology, such as SQL and NoSQL databases like MongoDB, PostgreSQL and MonetDB.
Familiarity with JSON, XML, YAML and XSD formats, rules, and usages.
Experience in refactoring legacy systems for cloud or virtual environments.
Development IDEs such as Visual Studio, Visual Studio Code, or other related.
Certifications: Security (Security+, CISSP, or equivalent); Networking (CCNA,or equivalent).
Experience in application development and integration within one or more cloud platform services such as (Amazon Web Services, Microsoft Azure, Google Cloud, VMware Cloud).

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.

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 illness insurance, 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!

Learn More & Apply Now!

*Please ensure the role type (defined below) is appropriate for your needs before applying to 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.

#MISENG

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 95,500 USD - 181,700 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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