Systems Engineer Jobs in St. Louis, MO
Systems Engineer jobs in St. Louis are concentrated in Creve Coeur, Clayton, and the Cortex Innovation Community, across defense, aerospace, healthcare IT, and advanced manufacturing. Employers hiring right now include Peraton, Enterprise Mobility, and Assured Consulting Solutions. Find a role that fits below and apply directly.
Find Systems Engineer JobsOverview
Open roles26
Top employerPeraton
Work type46% On-site
Top credentialBachelor's degree in management information systems
Companies hiring18
Showing 5 of 26+ Systems Engineer jobs
Principal Engineer - Systems
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Added 2d ago
Enterprise Mobility
Principal Engineer - Systems
St. Louis, Missouri
Added 2d ago
Control Systems Engineer
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Added 3d ago
Graymatter
Control Systems Engineer
St. Louis, Missouri
Added 3d ago
New Construction Senior Systems Engineer
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Added 3d ago
Serco
New Construction Senior Systems Engineer
St. Louis, Missouri
Added 3d ago
Performance Engineer Intern, Systems Software- Fall 2026
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Added 3d ago
NVIDIA
Performance Engineer Intern, Systems Software- Fall 2026
St. Louis, Missouri
Added 3d ago
Power Systems Study Engineer
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Added 6d ago
McClure Engineering
Power Systems Study Engineer
St. Louis, Missouri
Added 6d ago
Added 2d ago
Principal Engineer - Systems
Enterprise Mobility·St. Louis, Missouri
Job functions:
Remote (US)
Bachelor's degree in management information systems
10,000+ employees
Job Description
Overview
Enterprise Mobility is a leading provider of mobility solutions, owning and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.
Privately held by the Taylor family of St. Louis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories.
At the center of it all, our dedicated IT teams innovate, design and develop the technology that is redefining how customers rent, buy and share vehicles from our family of brands. Here, you will be part of a diverse and talented team that creates and delivers powerful technology solutions for our customers and employees across the world with the resources and support to develop in a variety of career paths.
As an Enterprise Mobility team member, we offer an excellent package with market-competitive pay, comprehensive healthcare packages, 401k matching & profit sharing, schedule flexibility, work from home opportunities, paid time off, and organizational growth potential.
This position offers the opportunity to work fully remote within the United States (except for Alaska and/or Hawaii). Team members who choose virtual / remote work should have an adequate space to serve as their home office, and must be able to work a schedule within U.S. Central Standard Time core business hours. This position will require employees to come on site to one of our St. Louis campus locations a few times per year for meetings/events or as needed. #LI-REMOTE
Responsibilities
The Workforce Technology Team (WTT) is responsible for the vision, strategy, architecture, engineering, delivery, and end user support of the technologies, capabilities, and service offerings our global employees rely upon every day. Unlike traditional IT teams, WTT works broadly across IT and our business with a specific focus on our employees’ experience with technology. WTT responsibilities include physical and virtual devices (desktops/laptops, tablets, payment, printers, virtual workstations, etc.), workforce/productivity applications (email, unified communications, collaboration, etc.), identity solutions (Active Directory, Entra, AppSec, etc.), security capabilities (endpoint protection, secure coding tools, risk database, etc.), and related applications (AppSec, Startup Page, etc.).
This is an exciting opportunity for a Principal Engineer in the WTT Engineering organization! In this important role you will have shared responsibility for our various engineering delivery pipelines. The solutions in these areas are critical for the success and daily operations of our organization and our 90,000+ employees. You will partner closely with WTT Product to develop engineering roadmaps, ensure operational health, build and deliver technology solutions.
Knowledge, Skills, and Abilities:
- Be able to communicate complex solutions at all levels up to and including C suite
- Significant Experience of the Microsoft product set across platform, endpoint and security
- Significant experience of security technologies across the MS stack including MFA, SSO, MIM, OTP as well a strong general security background
- Lead technical strategy and architectural decisions for our core customer service and internal business platforms
- Design and implement scalable solutions spanning frontend and backend services
- Create reusable technical designs that can be leveraged across multiple teams
- Drive adoption of emerging technologies that enhance our customer experience
- Work closely with product and engineering teams to deliver technical excellence
- Mentor and grow senior technical talent across the organization
- Proven ability to influence and build consensus across teams
- Excellence in mentoring senior engineers and building strong teams
- Track record of driving technical decisions at organizational scale
- Strong communication skills and stakeholder management
Equal Opportunity Employer/Disability/Veterans
Qualifications
Required:
- Must be presently authorized to work in the U.S. without a requirement for work authorization sponsorship by our company for this position now or in the future
- Must be committed to incorporating security into all decisions and daily job responsibilities
- 11 + years of software & infrastructure engineering experience with proven technical leadership
- Experience designing distributed systems and scalable architectures
- Expertise in cloud platforms (AZURE) and modern web technologies
- Experience building high throughput booking and end point systems and real-time services
- Strong ability to bridge frontend and backend technical domains
- Experience leading technical strategy and engineering decisions for our core customer service and internal business platforms
- Experience implementing comprehensive monitoring and security practices
Preferred:
- Bachelor's degree in Computer Science, Computer Information Systems, Management Information Systems, or related field preferred
Enterprise Mobility
Principal Engineer - Systems
St. Louis, Missouri
Added 2d ago10,000+ employees
Job functions:
Remote (US)
Bachelor's degree in management information systems
Job Description
Overview
Enterprise Mobility is a leading provider of mobility solutions, owning and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.
Privately held by the Taylor family of St. Louis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories.
At the center of it all, our dedicated IT teams innovate, design and develop the technology that is redefining how customers rent, buy and share vehicles from our family of brands. Here, you will be part of a diverse and talented team that creates and delivers powerful technology solutions for our customers and employees across the world with the resources and support to develop in a variety of career paths.
As an Enterprise Mobility team member, we offer an excellent package with market-competitive pay, comprehensive healthcare packages, 401k matching & profit sharing, schedule flexibility, work from home opportunities, paid time off, and organizational growth potential.
This position offers the opportunity to work fully remote within the United States (except for Alaska and/or Hawaii). Team members who choose virtual / remote work should have an adequate space to serve as their home office, and must be able to work a schedule within U.S. Central Standard Time core business hours. This position will require employees to come on site to one of our St. Louis campus locations a few times per year for meetings/events or as needed. #LI-REMOTE
Responsibilities
The Workforce Technology Team (WTT) is responsible for the vision, strategy, architecture, engineering, delivery, and end user support of the technologies, capabilities, and service offerings our global employees rely upon every day. Unlike traditional IT teams, WTT works broadly across IT and our business with a specific focus on our employees’ experience with technology. WTT responsibilities include physical and virtual devices (desktops/laptops, tablets, payment, printers, virtual workstations, etc.), workforce/productivity applications (email, unified communications, collaboration, etc.), identity solutions (Active Directory, Entra, AppSec, etc.), security capabilities (endpoint protection, secure coding tools, risk database, etc.), and related applications (AppSec, Startup Page, etc.).
This is an exciting opportunity for a Principal Engineer in the WTT Engineering organization! In this important role you will have shared responsibility for our various engineering delivery pipelines. The solutions in these areas are critical for the success and daily operations of our organization and our 90,000+ employees. You will partner closely with WTT Product to develop engineering roadmaps, ensure operational health, build and deliver technology solutions.
Knowledge, Skills, and Abilities:
- Be able to communicate complex solutions at all levels up to and including C suite
- Significant Experience of the Microsoft product set across platform, endpoint and security
- Significant experience of security technologies across the MS stack including MFA, SSO, MIM, OTP as well a strong general security background
- Lead technical strategy and architectural decisions for our core customer service and internal business platforms
- Design and implement scalable solutions spanning frontend and backend services
- Create reusable technical designs that can be leveraged across multiple teams
- Drive adoption of emerging technologies that enhance our customer experience
- Work closely with product and engineering teams to deliver technical excellence
- Mentor and grow senior technical talent across the organization
- Proven ability to influence and build consensus across teams
- Excellence in mentoring senior engineers and building strong teams
- Track record of driving technical decisions at organizational scale
- Strong communication skills and stakeholder management
Equal Opportunity Employer/Disability/Veterans
Qualifications
Required:
- Must be presently authorized to work in the U.S. without a requirement for work authorization sponsorship by our company for this position now or in the future
- Must be committed to incorporating security into all decisions and daily job responsibilities
- 11 + years of software & infrastructure engineering experience with proven technical leadership
- Experience designing distributed systems and scalable architectures
- Expertise in cloud platforms (AZURE) and modern web technologies
- Experience building high throughput booking and end point systems and real-time services
- Strong ability to bridge frontend and backend technical domains
- Experience leading technical strategy and engineering decisions for our core customer service and internal business platforms
- Experience implementing comprehensive monitoring and security practices
Preferred:
- Bachelor's degree in Computer Science, Computer Information Systems, Management Information Systems, or related field preferred
See All 26 Systems Engineer Jobs in St. Louis
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Find Systems Engineer JobsSystems Engineer Job Market in St. Louis
Who's Hiring
Top Industries Hiring
- Aerospace & Defense
- Education
- Technology & Software
Systems Engineer Jobs in St. Louis: Frequently Asked Questions
How do I get a systems engineer job in St. Louis?
The strongest entry points in St. Louis are defense contractors along the I-270 corridor, aerospace firms near Lambert-St. Louis International Airport, and healthcare technology companies clustered in Creve Coeur and Clayton. Candidates with experience in systems integration, model-based systems engineering, or enterprise infrastructure stand out locally. Networking through St. Louis' defense and aerospace community, including industry events tied to Boeing and its supply chain, gives applicants a real edge over sending cold applications.
Which companies hire systems engineers in St. Louis?
Employers hiring systems engineers in St. Louis right now include Peraton, Enterprise Mobility, and Assured Consulting Solutions, based on current listings on Migrate Mate as of July 2026. St. Louis draws a mix of large defense primes, regional healthcare systems, and growing tech firms in the Cortex Innovation Community, all of which maintain consistent demand for systems engineering talent.
Are there remote systems engineer jobs in St. Louis?
Yes, though availability depends heavily on the role: hands-on infrastructure, lab, or defense-classified positions are typically on-site, while systems architecture and enterprise IT roles often allow flexibility. About 54% of systems engineer openings tied to St. Louis are remote or hybrid as of July 2026, reflecting a mix across industries. Roles focused on cloud systems, IT architecture, and software-defined infrastructure tend to offer the most remote options in the St. Louis market.
How can I get a systems engineer job in St. Louis with little or no experience?
The most realistic entry path in St. Louis is through junior systems analyst or IT support roles at local healthcare systems, regional defense subcontractors, or university-affiliated research institutions like Washington University or Saint Louis University. Many St. Louis defense firms run rotational programs that move entry-level engineers across systems disciplines. An internship or co-op with a Cortex-area tech company or a Boeing-affiliated supplier is among the most direct ways to build the local credentials hiring managers recognize.
Which industries hire the most systems engineers in St. Louis?
The sectors hiring the most systems engineers in St. Louis are Aerospace & Defense, Education, and Technology & Software, based on current listings on Migrate Mate as of July 2026. St. Louis' long-standing presence as a defense and aerospace hub, combined with a growing health-tech corridor and advanced manufacturing base, keeps demand across these sectors consistently active throughout the year.
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See All 26 Systems Engineer Jobs in St. Louis
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