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Infrastructure System Engineer Jobs in St Louis, MO

Abile Group, Inc

Linux Systems Engineer

Saint Louis, MO · On-site

$110 - $160/hr

Standardizes system configuration, patching, and deployment processes through Infrastructure-as ... Bachelor's Degree in Computer Science, Engineering, or a related technical discipline, or the ...

SAIC

Systems Engineer SME

Scott Air Force Base, IL · On-site

... infrastructure, systems, and applications. This support will be provided to the USTC Command ... Concept of Operations Formulation, Requirements Definition, Analysis and Engineering, System ...

SAIC

Systems Engineer SME

Scott Air Force Base, IL · On-site

... infrastructure, systems, and applications. This support will be provided to the USTC Command ... Concept of Operations Formulation, Requirements Definition, Analysis and Engineering, System ...

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Showing results 21-40

All JobsInfrastructure System Engineer JobsInfrastructure System Engineer Jobs in St. Louis, MO

Infrastructure System Engineer information

See St Louis, MO salary details

$45.2K

$123.5K

$176.9K

How much do infrastructure system engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for infrastructure system engineer in St. Louis, MO is $123,537.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $137,100.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an infrastructure system engineer?

To thrive as an Infrastructure System Engineer, you need a strong background in systems administration, networking, and IT infrastructure management, usually backed by a degree in computer science or a related field. Familiarity with tools like VMware, Microsoft Azure, AWS, Linux/Windows servers, and certifications such as CompTIA Network+, Microsoft Certified: Azure Administrator, or AWS Certified Solutions Architect are typically required. Problem-solving, teamwork, and effective communication are essential soft skills for collaborating across departments and responding to critical incidents. These skills and qualifications are crucial for maintaining reliable, secure, and scalable IT environments that support business operations.

What are some common challenges faced by infrastructure system engineers when managing large-scale systems?

Infrastructure System Engineers often encounter challenges such as ensuring system scalability, maintaining high availability, and minimizing downtime during updates or incidents. Monitoring and proactively addressing security vulnerabilities across complex, distributed environments is another critical aspect. Collaborating with cross-functional teams, such as development and operations, is essential to align infrastructure changes with business goals and rapidly address emerging issues. Staying current with evolving technologies and best practices helps in overcoming these challenges effectively.

What is the difference between Infrastructure System Engineer vs Network Engineer?

AspectInfrastructure System EngineerNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNA, Microsoft certificationsCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentData centers, server rooms, cloud environmentsNetwork operations centers, enterprise networks
Industry UsageIT infrastructure, cloud services, enterprise systemsTelecommunications, enterprise networking, internet service providers

While both roles require networking certifications and involve working with IT infrastructure, Infrastructure System Engineers focus on overall system architecture, servers, and cloud integration, whereas Network Engineers specialize in designing, implementing, and maintaining network hardware and connectivity. Understanding these differences helps employers and candidates align skills with job requirements.

How much do infrastructure system engineers get paid?

Infrastructure system engineers typically earn a median annual salary ranging from $70,000 to $110,000, depending on experience, location, and certifications. Salaries can be higher for those with specialized skills in cloud platforms, networking, or security, and often include benefits such as health insurance and retirement plans.

Is infrastructure system engineer a high paying job?

Infrastructure System Engineers typically earn competitive salaries that vary based on experience, location, and certifications such as Cisco or Microsoft. In general, they have higher earning potential compared to many entry-level IT roles due to their specialized skills in network, server, and system management.

What is an infrastructure system engineer?

An infrastructure system engineer designs, implements, and maintains the core technology systems that support an organization's IT environment, including servers, networks, and data centers. They often work with cloud platforms, scripting, and monitoring tools to ensure system reliability and security. Strong problem-solving skills and knowledge of networking, virtualization, and security are essential for this role.

What are popular job titles related to Infrastructure System Engineer jobs in St. Louis, MO?

For Infrastructure System Engineer jobs in St. Louis, MO, the most frequently searched job titles are:

What job categories do people searching Infrastructure System Engineer jobs in St. Louis, MO look for?

The top searched job categories for Infrastructure System Engineer jobs in St. Louis, MO are:

What cities near St. Louis, MO are hiring for Infrastructure System Engineer jobs?

Cities near St. Louis, MO with the most Infrastructure System Engineer job openings:

Infrastructure System Engineer jobs near you
Infographic showing various Infrastructure System Engineer job openings in St. Louis, MO as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 17% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $123,537 per year, or $59.4 per hour.

Systems Engineer with Security Clearance

SAIC

Scott Air Force Base, IL • On-site

$40K - $80K/yr

Other

Re-posted 5 days ago

SAIC rating

7.8

Company rating: 7.8 out of 10

Based on 80 frontline employees who took The Breakroom Quiz

88th of 226 rated it services

Job description

Description SAIC is seeking a System Engineer to support an IT Service Management effort for USTRANSCOM located at Scott Air Force Base (AFB) in Illinois. The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. This support will be provided to the USTC Command, Control, Communications & Cyber Systems Directorate (TCJ6). The successful candidate will system engineering work to maintain, configure, and reliably operate network servers, server virtualization systems, laptops, desktops, VDI, and supporting software/hardware. Responsibilities: * Managing and monitoring all installed systems and infrastructure * Installing, configuring, testing, and maintaining operating systems, application software and system management tools * Proactively ensure the highest levels of systems and infrastructure availability * Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes * Maintain security, backup, and redundancy strategies * Participate in the design of information and operational support systems * Provide 2nd and 3rd level support * Liaise with vendors and other IT personnel for problem resolution * System vulnerability remediation and reporting * System configuration and compliance * Proven working experience in installing, configuring, and troubleshooting UNIX/Linux/RedHat based environments This position is for Monday through Friday, normal business hours. However, employee may be required to provide after-hours and weekend support during planned or emergency events. Qualifications Required Qualifications: * BA/BS and four (4) years or more experience
* DoD Secret Clearance
* One of these IAT Level II certifications: Security+ CE, CySA+ **, GICSP, GSEC, CND, SSCP
* A Computing Environment (CE) certification or certificate for the technical area of responsibility in either Network support/defense (e.g., Splunk, Cisco, McAfee, etc.) OR (e.g., Microsoft, Linux, Solaris, etc.)
* Must possess competencies in installation, service design, and support in an environment that uses Microsoft Windows Server 2012/2016
* Experience with Azure or AWS Cloud Environments
* Experience with Linux
* Experience with production environments
* Must be able to work independently and as part of a team
* Must be available to participate in on-call work on a reoccurring basis
* Solid troubleshooting skills and demonstrated ability of end-to-end problem management and ownership
* Excellent written and oral communication skills
* Working knowledge of authentication functions and protocols such as LDAP, Kerberos, and Active Directory
* Conceptual knowledge of Storage systems (SAN/NAS)
* Any of the following IT certifications are also desirable for this position: MCP, CompTIA A+ / Network+ / Security+, AWS, Azure
Desired Qualifications: * MA/MS
* Six (6) or more years of experience
* DoD TS/SCI clearance
* ITIL V4 Foundations certification Target salary range: $40,001 - $80,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

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