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Senior Infrastructure Engineer Jobs in Missouri (NOW HIRING)

Cboe Global Markets

Infrastructure Engineer

Kansas City, MO · On-site

$104K - $137K/yr

While the internal title for this position is Senior Linux Engineer, this role has been posted ... Automating system workflows and infrastructure tasks using Python, Bash, and configuration ...

Advantage Tech

Infrastructure Engineer

Kansas City, MO · On-site

$115K/yr

Advantage Tech is searching for an Infrastructure Engineer to join their client's team in Downtown ... You don't need to be a senior engineer - but you should have solid fundamentals across several of ...

Brain Corp

$83K - $113K/yr

The Sr Staff Software Engineer, Cloud AI Infrastructure is a key contributor within Brain Corp's engineering organization leading the design and development of large-scale, high-availability systems ...

Stifel

Sr Observability Engineer

Saint Louis, MO

$105K - $143K/yr

The Sr Observability Engineer will support the design, implementation, and optimization of ... Experience with Infrastructure as Code. * Minimum Required: Bachelor's degree in IT or related ...

Stifel

Sr Observability Engineer

Saint Louis, MO · On-site

$105K - $143K/yr

What You'll Be Doing The Sr Observability Engineer will support the design, implementation, and ... Experience with Infrastructure as Code. Education & Experience * Minimum Required: Bachelor ...

Stifel

Sr Observability Engineer

Saint Louis, MO · On-site

$105K - $143K/yr

What You'll Be Doing The Sr Observability Engineer will support the design, implementation, and ... Experience with Infrastructure as Code. Education & Experience * Minimum Required: Bachelor ...

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All JobsInfrastructure Engineer JobsSenior Infrastructure Engineer JobsSenior Infrastructure Engineer Jobs in Missouri

Senior Infrastructure Engineer information

See Missouri salary details

$21.1K

$119.1K

$164.6K

How much do senior infrastructure engineer jobs pay per year?

As of Aug 5, 2026, the average yearly pay for senior infrastructure engineer in Missouri is $119,098.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,800.00 and $138,400.00 per year, depending on experience, location, and employer.

What is a senior infrastructure engineer?

Senior Infrastructure Engineers are experienced IT professionals responsible for designing, implementing, maintaining, and optimizing an organization’s core technology infrastructure. This includes servers, networks, cloud environments, and related systems that support business operations. They often lead projects, troubleshoot complex issues, and ensure the reliability, security, and scalability of the infrastructure. In addition to technical expertise, they may mentor junior engineers and collaborate with other departments to align technology with business goals.

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

AspectSenior Infrastructure EngineerNetwork Engineer
CredentialsBachelor's in Computer Science or related, certifications like Cisco CCNA/CCNP, AWS, or AzureBachelor's in Computer Science or related, Cisco CCNA/CCNP, CompTIA Network+
Work EnvironmentDesigning, implementing, and maintaining IT infrastructure, servers, cloud servicesConfiguring, managing, and troubleshooting network hardware and connectivity
Employer & Industry UsageTech companies, data centers, large enterprisesTelecommunications, IT service providers, corporate networks

While both roles require networking knowledge and certifications, Senior Infrastructure Engineers focus on overall infrastructure design and cloud integration, whereas Network Engineers specialize in network hardware and connectivity. The Senior Infrastructure Engineer role is broader, often overseeing multiple systems, while Network Engineers concentrate on network-specific tasks.

What are the key skills and qualifications needed to thrive as a senior infrastructure engineer, and why are they important?

To thrive as a Senior Infrastructure Engineer, you need deep expertise in network architecture, server management, cloud platforms, and a relevant degree or certifications like AWS Certified Solutions Architect or Microsoft Certified: Azure Administrator. Proficiency with infrastructure-as-code tools (e.g., Terraform, Ansible), virtualization platforms, and monitoring systems is typical in this role. Strong problem-solving skills, leadership, and effective communication help you manage complex projects and collaborate across teams. These skills ensure reliable, secure, and scalable IT environments that support organizational goals.

What are some common challenges faced by senior infrastructure engineers when supporting large-scale systems?

Senior Infrastructure Engineers often encounter challenges such as ensuring high availability and reliability of systems, managing complex migrations, and optimizing performance under heavy workloads. Coordinating with development and security teams is essential to implement infrastructure changes without disrupting services. Additionally, staying ahead of evolving technologies and automating routine tasks can be demanding but crucial for efficiency and scalability. Successfully navigating these challenges requires strong technical expertise, proactive problem-solving, and effective cross-team communication.
What are the most commonly searched types of Infrastructure Engineer jobs in Missouri? The most popular types of Infrastructure Engineer jobs in Missouri are:
What are popular job titles related to Senior Infrastructure Engineer jobs in Missouri? For Senior Infrastructure Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Senior Infrastructure Engineer jobs in Missouri look for? The top searched job categories for Senior Infrastructure Engineer jobs in Missouri are:
What cities in Missouri are hiring for Senior Infrastructure Engineer jobs? Cities in Missouri with the most Senior Infrastructure Engineer job openings:
What are popular job titles related to Senior Infrastructure Engineer jobs in MO? For Senior Infrastructure Engineer jobs in MO, the most frequently searched job titles are:
Senior Infrastructure Engineer jobs near you
Infographic showing various Senior Infrastructure Engineer job openings in Missouri as of July 2026, with employment types broken down into 97% Full Time, 1% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $119,098 per year, or $57.3 per hour.

Senior Infrastructure Engineer

Kforce Technology Staffing

Saint Louis, MO • On-site

$102K - $139K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago

Job description

RESPONSIBILITIES:
Kforce has a client that is seeking a Senior Infrastructure Engineer in Saint Louis, MO.
Summary:
The Senior Infrastructure Engineer is responsible for securing and maintaining hybrid cloud and on-premises infrastructure while ensuring systems meet security, risk, and compliance requirements. This role leads vulnerability management, patching, system hardening, backup integrity, and infrastructure modernization efforts. The Engineer serves as a key liaison between Infrastructure, Security, End User Technology, and Application teams to drive remediation efforts and maintain a strong security posture.
Key Responsibilities:
* Lead vulnerability remediation, patching, and system hardening initiatives across Windows, Linux, cloud, and on-prem environments
* Provide Tier 3 support for servers, storage, virtualization, and cloud infrastructure
* Install, configure, monitor, and automate infrastructure platforms and management tools
* Support infrastructure modernization and retirement of legacy systems
* Maintain security and compliance across Azure and other cloud platforms
* Partner with security and leadership teams to address audit findings, risk items, and compliance requirements
REQUIREMENTS:
* Bachelor's degree in Information Technology, Computer Science, or a related field
* 8+ years of infrastructure engineering or systems administration experience with a focus on security and vulnerability management
* 5+ years of experience with cloud platforms such as Azure and/or AWS
* Strong experience administering Windows Server environments
* Experience with virtualization technologies such as VMware, Hyper-V, or Nutanix
* Experience with vulnerability management and patching solutions (Qualys, Microsoft Defender, SCCM, or similar)
* Knowledge of enterprise storage, identity management, and server architecture
* Familiarity with Microsoft security tools including Defender, Sentinel, and Entra ID preferred
* PowerShell scripting and automation experience preferred
The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future.
We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave.
Note: Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce's sole discretion unless and until paid and may be modified in its discretion consistent with the law.
This job is not eligible for bonuses, incentives or commissions.
Kforce is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.
By clicking ?Apply Today? you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers. Note that if you choose to communicate with Kforce via text messaging the frequency may vary, and message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You will always have the right to cease communicating via text by using key words such as STOP.

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