Top 88 Senior software engineer Jobs in O'fallon Mo

Real Time Software Engineer, Vehicle Management Systems (Experienced or Senior)
Boeing —Hazelwood, MO
- $126,650 - $232,300 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
6d
Senior Site Reliability Engineer
Mastercard —O'Fallon, MO
- $96,000 - $163,000 a year
- Online Application
- Computer science
- Computer Science
- Bachelor of Science
- Paid jury duty
- Health savings account
Mission Software Engineer (Experienced or Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- 5 years
- Health savings account
- Disability insurance
Senior Site Reliability Engineer
Mastercard —O'Fallon, MO
- $163,000 a year
- Online Application
- Computer Science
- Bachelor of Science
- System design
- Paid jury duty
- Health savings account
Software Engineer–Developer, Phantom Works Weapons (Experienced or Senior)
Boeing —Saint Charles, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
6d
Senior Software Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Computer science
- Computer Science
- System design
- Paid jury duty
- Health savings account
F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
Boeing —Berkeley, MO
- $99,450 - $217,350 a year
- Computer science
- Computer Science
- Software troubleshooting
- Health savings account
- Disability insurance
Senior Software Engineer - GoLang and Python
CGI Group, Inc. —St. Louis, MO
- $88,200 - $156,700 a year
- System design
- English
- SQL
- Paid parental leave
- Paid holidays
Software Engineer (Experienced, Senior)
Boeing —Hazelwood, MO
- $126,660 - $217,350 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
Application Software Engineer, Phantom Works (Experienced or Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Disability insurance
BackEnd Software Engineer (Experienced or Senior)
Boeing —Berkeley, MO
- $126,650 - $217,350 a year
- Computer science
- Computer Science
- 5 years
- Health savings account
- Disability insurance
6d
Flight Simulation Software Engineers (Associate, Experienced, and Senior)
Boeing —Berkeley, MO
- $94,450 - $217,350 a year
- Java
- Bachelor's degree
- Computer networking
- Health savings account
- Disability insurance
6d
Senior Software Engineer - Lab Provisioning & Integration
Boeing —Berkeley, MO
- $160,650 - $217,350 a year
- Computer science
- Management
- Computer Science
- Health savings account
- Disability insurance
5d
Senior Software Development Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Research
- Analysis skills
- Mentoring
- Paid jury duty
- Health savings account
3d
Senior Software Engineer– RPPS Platform
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- System design
- Databases
- Mentoring
- Paid jury duty
- Health savings account
Senior Software Engineer - Java Full Stack Engineer
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Computer science
- 7 years
- Computer Science
- Paid jury duty
- Health savings account
Senior Software Developer
Resource America Information Technology —Saint Peters, MO
- Computer Science
- 5 years
- JavaScript
Senior Software Engineer (Big Data: Scala, Spark, Hadoop)
Mastercard —O'Fallon, MO
- $115,000 - $184,000 a year
- Online Application
- Computer science
- Computer Science
- Bachelor of Science
- Paid jury duty
- Health savings account
Full Stack Senior Developer C#/ASP.Net/React
Centerprism —St. Louis, MO
- $79,619 - $109,886 a year
- Part-time
- Hybrid work
- Azure
- Java
- AWS
- AD&D insurance
- Health insurance
Quick Apply
17h
Senior Software Engineer
Eastman Chemical Company —St. Louis, MO
- Azure
- 5 years
- Office
5d

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Real Time Software Engineer, Vehicle Management Systems (Experienced or Senior)

Boeing -
Hazelwood, MO

Apply Now

Job Details

$126,650 - $232,300 a year
6 days ago

Benefits

Health savings account
Disability insurance
Health insurance
Flexible spending account
Retirement plan

Qualifications

Software engineering
System design for system development
Design (software development lifecycle)

Full Job Description

Job Description
At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.
The Boeing Company is looking for several Real Time Software Engineers (Experienced or Senior) for a Phantom Works program located in Hazelwood, MO, Cambridge, MA or Mesa, AZ . This position will focus on developing Vehicle Management System (VMS) software to support the Boeing Defense, Space & Security (BDS) business organization. The Vehicle Management System provides flight and subsystem control for the platform.

Our teams are currently hiring for a broad range of experience levels including Experienced and Senior Level Software Engineers.

Boeing Phantom Works is the advanced research, rapid prototyping, and experimental division of Boeing Defense, Space & Security (BDS) . Operating with the agility of a startup but the rigor of a prime aerospace contractor, it takes low-level technology concepts and develops them into functional prototypes for modern warfare and aerospace.

Within Phantom Works, the Vehicle Management System (VMS) serves as the central brain and critical nervous system for these advanced aerospace platforms. VMS provides flight and subsystem control for the platform.

Join Us. Build the Future.

Position Responsibilities:
Develops, documents and maintains architectures, requirements, algorithms, interfaces and designs for software systems

Develops and maintains code and integrates software components into a fully functional software system

Develops and maintains software development plans, verification plans, test procedures and test environments, executes test procedures and documents test results to ensure software system requirements are met

Provides technical leadership for software projects

Supports generation and maintenance of software processes, tools and metrics

Serves as a subject matter expert for software domains, system-specific issues, processes and regulations

Tracks and evaluates software team to ensure product and process conformance to project plans and industry standards

Trains and mentors’ others

Works under general direction

This position requires ability to obtain Special Program Access, for which the U.S. Government requires U.S. Citizenship only.

Basic Qualifications (Required Skills/Experience):
Bachelor’s degree

Ability to obtain a U.S. Secret Security Clearance for which the US Government requires US Citizenship

5+ years of experience with C/C++

5+ years of experience with the software development lifecycle (SDLC)

3+ years of direct experience designing and developing software for a real time or non-real time system

1+ years of experience in Safety or Flight Critical Software Development

Preferred Qualifications (Desired Skills/Experience):
7 or more years’ related work experience or an equivalent combination of education and experience

Experienced Level / Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 5+ years of related work experience OR Bachelor’s Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience

Senior Level / Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 9+ years of related work experience OR Bachelor’s Degree and 13+ years of directly related work experience OR 17+ years of related, relevant experience

Active U.S. Secret Security Clearance

Real-time embedded software experience

Agile Software development

Familiarity with MIL-HDBK-516C, MIL-STD-882E, JSSSEH, DO-178C

Python experience

Experience with VX Works or other Real Time Operating Systems

Experience with fault tolerance, signal processing or control system design

Experience with tools such as Git

Drug Free Workplace:
Boeing is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Travel:
Less than 10%

Conflict of Interest:
Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process.

CodeVue Coding Challenge:
To be considered for this position you will be required to complete a technical assessment as part of the selection process. Failure to complete the assessment will remove you from consideration.

Pay & Benefits:
At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.
Pay is based upon candidate experience and qualifications, as well as market and business considerations.

Summary pay range for Experienced Level: $126,650 - $182,850
Summary pay range for Senior Level: $160,650 - $232,300
Potential signing bonus for eligible/qualified external candidates.

Applications for this position will be accepted until Jul. 24, 2026

Export Control Requirements:
This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Export Control Details:
US based job, US Person required
Education
Bachelor's Degree or Equivalent Required
Relocation
This position offers relocation based on candidate eligibility.
Security Clearance
This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim U.S. Secret Clearance Pre-Start and final U.S. Secret Clearance Post-Start is required.
Visa Sponsorship
Employer will not sponsor applicants for employment visa status.
Shift
This position is for 1st shift

Equal Opportunity Employer:
Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.

Apply Now

Refine Your Search

senior software engineer jobs in o'fallon mo

Real Time Software Engineer, Vehicle Management Systems (Experienced or Senior)

Senior Site Reliability Engineer

Mission Software Engineer (Experienced or Senior)

Senior Site Reliability Engineer

Software Engineer–Developer, Phantom Works Weapons (Experienced or Senior)

Senior Software Engineer

F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)

Senior Software Engineer - GoLang and Python

Software Engineer (Experienced, Senior)

Application Software Engineer, Phantom Works (Experienced or Senior)

BackEnd Software Engineer (Experienced or Senior)

Flight Simulation Software Engineers (Associate, Experienced, and Senior)

Senior Software Engineer - Lab Provisioning & Integration

Senior Software Development Engineer

Senior Software Engineer– RPPS Platform

Senior Software Engineer - Java Full Stack Engineer

Senior Software Developer

Senior Software Engineer (Big Data: Scala, Spark, Hadoop)

Full Stack Senior Developer C#/ASP.Net/React

Senior Software Engineer

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