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Firewall Engineer

O Fallon,IL

440 Firewall Engineer jobs in O Fallon,IL

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DoorDash - Collinsville, IL

Delivery Driver
~ 20 min OnsiteFlexible Schedule
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Avionics Installer III

Gulfstream Aerospace Corporation

Saint Louis, MO 63101

$27.15-$33.51/hr
New, Posted 2 hours ago
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Steel Operations General Superintendent - Pre-Engineered Metal Buildings

Northstar Steel

O'Fallon, IL

$90,000-$115,000/yr
OnsitePaid Time OffRetirement Benefit

  • OSHA 30
  • Minimum of 7 years of hands-on experience in structural steel or pre-engineered metal building erection.
  • Significant experience leading steel erection crews, superintendents, and field operations across multiple sites.
  • Deep knowledge of PEMB erection procedures, structural framing, panel systems, sequencing, and constructability.
  • Proven capability to analyze erection drawings, structural blue prints, specifications, and project schedules.
  • Demonstrated experience coordinating cranes, heavy rigging operations, and field equipment logistics.
  • Valid OSHA 30 or ability to obtain
  • Valid driver's license with the ability to visit active jobsites regularly.
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Application Security Engineer IV - AI Harness

Edward Jones

Saint Louis, MO 63103

~ 29 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Computer Science, Cybersecurity, Software Engineering, Information Technology, Engineering, or related field, or equivalent practical experience.
  • 6+ years of experience in application security, secure software engineering, DevSecOps, platform engineering, security operations, or related cybersecurity engineering roles.
  • Hands-on experience supporting security capabilities across CI/CD, source control, ticketing, artifact management, logging, and AppSec reporting workflows.
  • Working knowledge of secure code review, vulnerability triage, exploitability analysis, remediation validation, threat modeling concepts, and secure SDLC practices.
  • Practical experience with SAST, SCA, DAST, secrets scanning, API security testing, container security, IaC scanning, SBOMs, SARIF, and findings management.
  • Experience with Jenkins, GitHub Actions, GitHub Enterprise, Jira/Azure DevOps, developer portals, observability platforms, and AppSec dashboards.
  • Strong understanding of logs, metrics, traces, health checks, alert thresholds, run manifests, error budgets, and incident response routines.
  • Ability to automate operational workflows using Python, shell scripting, APIs, configuration files, and infrastructure or policy-as-code patterns.
  • Familiarity with LLM or AI-assisted engineering concepts such as prompts, model versions, retrieval configurations, guardrails, token usage, latency, cost tracking, and drift monitoring.
  • Understanding of secure handling requirements for proprietary source code, credentials, logs, telemetry, evidence packages, and regulated financial-services data.
  • Working knowledge of OWASP Top 10, CWE, CVSS, NIST SSDF, NIST CSF 2.0, AI security risks, auditability, and regulated source-code handling.
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Railroad Flagger

National Railroad Safety Services, Inc. (NRSS)

Saint Louis, MO 63116

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Nuclear Engineer

US Navy

Maryville, IL 62062

New, Posted 7 hours ago
ZipRecruiter
Civil Engineer - P.E. - Relocation Provided

Everforth, Cybercoders

Saint Louis, MO 63129

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Construction Superintendent

River City Construction

O Fallon, IL 62269

OnsitePaid Time Off

  • 10+ years' field management experience
  • Work Authorization: Applicants must be legally authorized to work in the United States at the time of application
  • This position does not offer visa sponsorship now or in the future
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New, Posted 1 day ago
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*NEW* (Remote) Supply Chain Leader - Natural Gas Materials Engineering

Augmentis

Saint Louis, MO 63129

Remote
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Project Accountant

Gonzalez Companies

Saint Louis, MO 63129

~ 29 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Finance, Accounting, Business, Economics, or a related field.
  • 4+ years of experience in a financial analyst, project accountant, or similar role within a project-based environment.
  • Strong proficiency in Microsoft Excel, Word, and Outlook.
  • Deltek Vision or Deltek Vantagepoint experience is a plus.
  • Experience supporting projects in construction, engineering, or infrastructure preferred.
SmartExplore AI is experimental.
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New, Posted 1 day ago
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Freight Specialist

Boise Cascade Company

Granite City, IL 62040

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