Top 92 Application analyst Jobs in O'fallon, Mo

Network Architect II
TRUE MANUFACTURING GROUP —O'Fallon, MO
- Full-time
- Background check
- Computer science
- Computer Science
User Engagement Engineer SME
Leidos —St. Louis, MO
- $116,350 - $210,325 a year
- Full-time
- Engineering
- Office
- Master's degree
Data Scientist - Mid Level active TS/SCI
Leidos —St. Louis, MO
- $59,150 - $106,925 a year
- Full-time
- Mid-level
- Office
- 3 years
Lead Application Developer – C#/.NET and AI
Neteffects —Bridgeton, MO
- $120,000 - $130,000 a year
- Hybrid work
- Background check
- Computer science
- Azure
- Health insurance
- Dental insurance
Quick Apply
6d
Application Support Analyst I (Remote Position)
Omnigo Software LLC —St. Louis, MO
- Full-time
- Remote
- Windows
- High school diploma or GED
- Communication skills
Quick Apply
Program Management Analyst I, Launch Program 2027 – St. Louis, MO, US
Mastercard —O'Fallon, MO
- $72,000 a year
- Online Application
- Mid-level
- Office
- Continuous improvement
- Paid jury duty
- Health savings account
9d
Helpdesk Analyst Co-op
TRUE MANUFACTURING GROUP —O'Fallon, MO
- Temporary
- Background check
- Microsoft Excel
- Microsoft Outlook
Lead Business Analyst
Lindenwood University —Saint Charles, MO
- Full-time
- Computer Science
- Customer service
- ERP systems
- Paid holidays
- Disability insurance
Sr. Analyst, Application Support – Change Management
St. Louis County, MO —Clayton, MO
- $31.63 - $37.96 an hour
- Full-time
- 3 years
- Bachelor's degree
- Continuous improvement
- Paid parental leave
- Paid holidays
6d
Application Management Analyst, IT
NISA Investment Advisors, LLC —St. Louis, MO
- Full-time
- Computer Science
- Mid-level
- Finance
- Wellness program
- Health insurance
Associate EDI Analyst
Zelis —Creve Coeur, MO
- $65,000 - $82,650 a year
- Full-time
- Microsoft Word
- Computer science
- Microsoft Excel
- Paid holidays
- Disability insurance
2d
Senior Computer Systems Analyst
Resource America Information Technology —Saint Peters, MO
- Computer Science
- Mid-level
- Windows
Senior Business Analyst
Mastercard —O'Fallon, MO
- $96,000 - $163,000 a year
- Online Application
- Oracle
- Salesforce
- Research
- Paid jury duty
- Health savings account
IT Business Lead Analyst - Vice President
Information Technology Senior Management Forum —O'Fallon, MO
- $107,120 - $160,680 a year
- Full-time
- 6 years
- Office
- Master's degree
- Paid holidays
- Disability insurance
Expert Claims Review Business Analyst
Zelis —Creve Coeur, MO
- $71,000 - $90,250 a year
- Full-time
- Mid-level
- Office
- SQL
- Paid holidays
- Disability insurance
IT Business Systems Analyst - Trading
Metal Exchange —St. Louis, MO
- $101,000 - $130,000 a year
- Full-time
- Hybrid work
- Computer Science
- 5 years
- Office
- Paid holidays
- Disability insurance
Infrastructure Analyst
St. Louis County, MO —Clayton, MO
- $31.63 - $37.96 an hour
- Full-time
- Computer Science
- Mid-level
- Microsoft Office
- Paid parental leave
- Paid holidays
6d
Senior Technical Analyst & System Administrator - Wealth Management
Commerce Bank —Clayton, MO
- $93,000 - $109,000 a year
- Full-time
- 5 years
- Salesforce
- Office
- Health insurance
- Dental insurance
HRIS Analyst - Data Analytics
Core & Main —St. Louis, MO
- Full-time
- 18 years or older
- Bachelor of Science
- Research
Senior IT Business Analyst
Rawlings Sporting Goods Company Inc —St. Louis, MO
- Full-time
- 5 years
- Bachelor of Science
- Office
- Paid parental leave
- Paid holidays
Quick Apply

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application analyst jobs near o'fallon, mo

Network Architect II

TRUE MANUFACTURING GROUP -
O'Fallon, MO

Apply Now

Job Details

Full-time

Qualifications

Wireless network design
Zero Trust security
Performance tuning
Computer science
Network documentation
Project development phase management
Data center experience
Project engineering
Bachelor's degree in information technology
Computer Science
Requirements design
Azure Networking Services
Load balancers
Implementing telecommunications network infrastructure projects
High availability solutions design
Team leadership
Technical documentation
Zero trust architecture design
Load balancing
Improving system uptime or availability
Network migration projects
Testing (project management phases)
Regulatory compliance
System performance optimization
Security architecture risk management
Equipment troubleshooting
Information security compliance
Technical solutions implementation
AWS
Cloud security best practices implementation

Full Job Description

Summary

The Network Architect II is a senior hands-on architecture position responsible for leading the design, implementation, and continuous improvement of complex enterprise network, multi-cloud, SD-WAN, and SASE environments. This role provides technical leadership, mentors analysts and engineers, and partners across IT and business projects to ensure secure, resilient, and scalable network solutions.

Essential Duties and Responsibilities may include the following. Other duties may be assigned.

Lead the architecture, design, implementation, and lifecycle planning of enterprise network solutions across campus, data center, WAN, cloud, and hybrid environments.
Provide hands-on technical leadership for major projects, including network equipment refreshes, replacements, migrations, integrations, and modernization efforts.
Partner with network analysts and engineers in all phases of project delivery, including requirements gathering, design review, configuration standards, testing, implementation, and post-implementation support.
Define, document, and enforce network architecture standards, reference designs, patterns, and best practices.
Mentor network analysts and engineers through design reviews, troubleshooting sessions, implementation planning, and knowledge transfer.
Design and optimize multi-cloud network connectivity and segmentation for Azure and AWS environments, including routing, private connectivity, high availability, and secure access.
Lead SD-WAN architecture, policy design, resiliency planning, performance tuning, vendor coordination, and operational improvement efforts.
Lead SASE architecture and operational integration, including secure web gateway, CASB, zero trust/private access, and products such as Netskope or Zscaler.
Collaborate with cybersecurity, cloud, infrastructure, application, and compliance teams to align network architecture with security, governance, regulatory, and business requirements.
Assess network risk, resiliency, capacity, and performance; recommend and guide remediation or improvement plans.
Coordinate with vendors and service providers to review designs, resolve escalations, and validate solutions.
Respond to afterhours emergencies.
Stay current with network, cloud, SD-WAN, SASE, zero trust, and security technologies and trends.
The Network Architect II is an office-based role. Regular, predictable on-site attendance is required. Eligibility for up to one (1) remote workday per week may be permitted, subject to business needs and departmental guidelines.
Perform core job responsibilities through regular in-person collaboration, including participation in meetings, team discussions, and cross-functional coordination.
Collaborate with fellow team members and leadership in a shared work environment to support innovation and timely decision-making, problem-solving, and operational effectiveness.
Maintain a consistent on-site presence to support and respond to day-to-day business needs, including attendance of scheduled meetings and real-time collaboration as needed to ensure alignment on department and company priorities.
Meet regularly with manager in-person to align on workload, priorities, performance, and ongoing professional development.

Bachelor’s degree in Information Technology, Computer Science, related field, related certifications, or equivalent work experience required.
Ten or more years of experience in network engineering, network architecture, cloud networking, or a related role required.
Expert knowledge of networking technologies and protocols, including routing, switching, wireless, firewalls, load balancing, VPN, DNS, DHCP, IP address management, and network segmentation.
Proven hands-on experience designing and implementing complex enterprise network architectures.
Proven experience with multi-cloud networking, preferably including Azure and AWS connectivity, routing, segmentation, resiliency, and secure access.
Strong experience with cloud computing concepts and cloud security practices.
Strong experience with SD-WAN design, implementation, operations, and lifecycle management.
Strong experience with SASE architecture and products such as Netskope or Zscaler is strongly preferred.
Strong leadership, mentoring, documentation, communication, and project execution skills.
Ability to translate business requirements into secure, resilient, and supportable network architecture.

The hours for this position are 8:00am - 4:30pm, Monday through Friday.

We are proud to be an Equal Opportunity Employer.

Company-paid background check required upon hire.

Apply Now

Refine Your Search

application analyst jobs in o'fallon, mo

Network Architect II

User Engagement Engineer SME

Data Scientist - Mid Level active TS/SCI

Lead Application Developer – C#/.NET and AI

Application Support Analyst I (Remote Position)

Program Management Analyst I, Launch Program 2027 – St. Louis, MO, US

Helpdesk Analyst Co-op

Lead Business Analyst

Sr. Analyst, Application Support – Change Management

Application Management Analyst, IT

Associate EDI Analyst

Senior Computer Systems Analyst

Senior Business Analyst

IT Business Lead Analyst - Vice President

Expert Claims Review Business Analyst

IT Business Systems Analyst - Trading

Infrastructure Analyst

Senior Technical Analyst & System Administrator - Wealth Management

HRIS Analyst - Data Analytics

Senior IT Business Analyst

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