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Salary
≈ $67k – $135k per year (Estimated)
Location
In office (St. Charles, Cuba)
Seniority
Senior · 5+ years exp
Visa
H-1B filings in 12 months: 1 · green card filings: 1
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 26, 2026. LMI Aerospace scores B on the Alion truth index.

Overview
Company
Impact
Profile match
LMI Aerospace is a maker of aerostructures and assemblies and is part of the Sonaca Group, operating as Sonaca North America with 10 locations across North America. It hires manufacturing planners, press brake operators, inventory and shipping clerks and manufacturing engineering project managers in Auburn, Saint Charles, Tulsa and Vista. The company is headquartered in Saint Charles, Missouri, United States.

WHO ARE WE

Sonaca North America is a world-class leader in designing, building and manufacturing aerospace structures, systems and components for commercial, business and regional, and military aerospace customers. We employ engineering, manufacturing and testing experts throughout the United States and the rest of the world. Our integrated team approach and full life cycle of capabilities enable our employees to take advantage of a wide range of opportunities for career growth within our organization.

POSITION SUMMARY

We are currently seeking a Sr. Network Engineer. With minimal supervision and general direction, the Network Engineer will maintain the operation of all Local Area Networks and the Wide Area Network. This position will architect new solutions for increasing efficiencies, reducing costs, increased security, and/or scalability. Introduce new technology as appropriate for keeping the Sonaca North America network current with industry. While performing all duties and responsibilities, the Network Engineer will always model Sonaca North America values and principles and act in a manner consistent with the Sonaca North America Code of Business Conduct and Ethics.

ESSENTIAL JOB RESPONSIBILITIES

  • Solution and maintain the operation of all Local Area Networks and Wide Area Networks including all routers and switches.
  • Solution and maintain firewalls, including the remote access solution
  • Create and maintain network architecture documentation, standards and procedures
  • Solution and maintain wireless environments
  • Solution and maintain fiber channel environment for storage
  • Coordinate all wiring changes (line drops, terminations, etc.) with plant maintenance departments or general managers
  • Solution and maintain the Wide Area Network circuits through the Service Provider(s)
  • Solution and maintain Internet solution(s)
  • Solution and maintain web filtering
  • Coordinate, solution and maintain network security with security department
  • Solution and maintain metrics of system/network performance, network/system monitoring
  • Maintain logs of all network outages and cause of these outages, Root Cause Analysis
  • Assist with other IT related issues/projects as required
  • Knowledge of Cisco telephony, Cisco and Juniper switching and routers, Palo Alto firewalls and Meraki wireless
  • Experience with SD WAN technologies preferably with Aruba SD WAN an asset
  • Experience with HPE Clearpass for NAC would be considered an asset.

Travel Required

Yes, 15% of the time

EDUCATION AND EXPERIENCES

  • Bachelor’s degree or the equivalent training and experience
  • Minimum 5 years’ experience as Network Administrator
  • Experience working in a manufacturing environment is a plus
  • Industry Certifications are a plus (CCNA, CCNP, Network +, etc.)
  • Network design and architecture in a multi-site environment
  • Network monitoring, metrics, and troubleshooting
  • Network documentation, drawings, inventory
  • Wireless networking at an enterprise level
  • Network security at an enterprise level
  • Ability to define problems, collect data, establish facts and draw valid conclusions
  • Excellent presentation skills
  • Ability to work in a high stress environment with multiple changing priorities
  • Excellent oral and written communication skills
  • Self-motivated

WHY CHOOSE SONACA NORTH AMERICA AEROSPACE?

We take care of our people.

  • 401(k) retirement savings plan with a percentage company-match contribution
  • Competitive wages
  • Paid holidays
  • Paid time off
  • Medical, dental, vision, life, and accidental insurance
  • Short-term disability
  • Long-term disability
  • Employee assistance plan - for access to counseling, consulting and other community resources
  • Wellness program
  • Tuition assistance
  • Subject to eligibility, terms, and conditions

This job description is only a summary of the typical functions of the job, not an exhaustive or comprehensive list of all possible job responsibilities, tasks, and duties. The responsibilities, tasks, and duties may differ from those outlined in the job description and other duties, as assigned, may be required. This document does not create an employment contract. Employees of the Company are employed on an “at will” basis and may be terminated at any time.

Sonaca North America is an equal employment opportunity employer. Consistent with applicable law, Sonaca North America provides access and opportunities to those with disabilities. This includes providing reasonable accommodation to individuals with disabilities and disabled veterans who seek to access the company’s online application system. If an applicant is unable to fully access the online application system, Sonaca North America will provide a reasonable accommodation. Applicants with disabilities may contact us at 636-916-2400for assistance accessing the on-line application system. Callers should have a detailed description of the requested accommodation, their name and preferred method of contact ready for Sonaca North America‘s Human Resources Department. Sonaca North America will make every effort to respond within two (2) business days. This phone number is not for the general submission of application materials.

Sonaca North America is an E-Verify Employer.

Sonaca North America is an Equal Employment Opportunity/Disability/VeteransEmployer

NOTICE ON FRAUDULENT JOB OFFERS

It has been brought to our attention that there have been instances of fraudulent job offers, purporting to be from Sonaca North America and/or its affiliates (“LMI Aerospace”).

This type of fraud is normally carried out through online services such as false websites, or through fake e-mails or call from people claiming to be from the company. These persons offer fraudulent employment opportunities to applicants and often ask for sensitive personal and financial information. The fraudsters may also request recipients to provide personal information and/or to make payments as part of their fake recruiting process.

Sonaca North Americadoes not ask for any financial commitments from candidates as a pre-employment requirement and will always require candidates to formally apply for positions via the Careers Page or job postings.

Sonaca North America has no responsibility for fraudulent offers and if you believe you have been a victim of a fraudulent job offer concerning Sonaca North America, please email [email protected].

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