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Level 3 Jobs in Missouri (NOW HIRING)

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Level 3 information

See Missouri salary details

$10.3K

$81.3K

$106K

How much do level 3 jobs pay per year?

As of Sep 5, 2026, the average yearly pay for level 3 in Missouri is $81,293.00, according to ZipRecruiter salary data. Most workers in this role earn between $56,300.00 and $100,800.00 per year, depending on experience, location, and employer.

What is a level 3?

Level 3 jobs typically refer to positions that require advanced skills, experience, or qualifications compared to entry-level (Level 1) and intermediate (Level 2) roles. These roles often involve more responsibility, supervision of junior staff, and the ability to work independently on complex tasks. Examples can include technical specialists, senior support roles, or supervisory positions, depending on the industry. Level 3 jobs may also require relevant certifications or a higher level of education.

What are the typical responsibilities and challenges of a level 3 support specialist?

As a Level 3 support specialist, your daily responsibilities often include resolving complex technical issues that have been escalated from Level 1 and Level 2 support teams. This may involve deep troubleshooting, system analysis, and collaborating closely with engineering or development teams to identify root causes and implement long-term solutions. One common challenge is balancing urgent escalations with ongoing project work, as well as maintaining up-to-date technical knowledge across multiple products or systems. Successful Level 3 specialists are proactive communicators who can work independently, document solutions thoroughly, and help mentor lower-level support staff.

What are the key skills and qualifications needed to thrive as a level 3 IT support technician?

To thrive as a Level 3 IT Support Technician, you need advanced knowledge of operating systems, networking, and troubleshooting, usually supported by a relevant degree or equivalent experience. Familiarity with enterprise tools like Active Directory, ticketing systems (e.g., ServiceNow), and certifications such as CompTIA Network+ or Microsoft Certified Solutions Expert (MCSE) is highly beneficial. Strong analytical thinking, excellent communication, and the ability to handle complex issues calmly make a technician stand out. These capabilities ensure rapid resolution of critical technical problems and maintain smooth IT operations for the organization.

What is the difference between Level 3 vs Level 2?

AspectLevel 3Level 2
CredentialsTypically requires certification or diplomaUsually requires basic certification or on-the-job training
Work EnvironmentSupervised, team-based settingsEntry-level, supervised tasks
Industry UsageCommon in technical, skilled tradesFound in similar fields as entry-level roles
Search IntentCompare with Level 2 rolesEntry-level or beginner roles

Level 3 roles typically require specific certifications and involve more complex tasks within team environments, whereas Level 2 roles are often entry-level with basic training. Understanding these differences helps job seekers identify the appropriate position based on their skills and experience.

What job categories do people searching Level 3 jobs in Missouri look for?

The top searched job categories for Level 3 jobs in Missouri are:

What cities in Missouri are hiring for Level 3 jobs?

Cities in Missouri with the most Level 3 job openings:

Level 3 jobs near you
Infographic showing various Level 3 job openings in Missouri as of July 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution, with an average salary of $81,293 per year, or $39.1 per hour.

Onsite Job - Systems Engineer Level 3

Indotronix International Corporation

Hazelwood, MO • On-site

$70 - $72/hr

Contractor

Re-posted 5 days ago

Job description

Indotronix is seeking an Systems Engineer Level 3, Hazelwood, MO
 
This position is expected to be 100% onsite
Bachelor of Science degree
Shift: First
Start Time: 8:00 AM
End Time: 5:00 PM
 
Client Defense, Space & Security (BDS) is seeking an Experienced Systems Engineer to join the Systems Engineering and Integration Team on one of our Air Dominance Fixed Wing, Phantom Works, Weapon's or Training System's Programs in Berkeley, MO. The selected candidate will work with Subject Matter Experts (SMEs) across the program to develop a complex and highly integrated weapons system while embracing the Model Based Systems Engineering (MBSE) and Digital Engineering strategy.  
The selected individual will support system architects, engineering SMEs, and other stakeholders in implementing, developing and managing the SE/MBSE approach for the program, in coordination with the System Engineering team and program leadership. The ability to work and lead in a collaborative team environment on-site and across engineering disciplines will be imperative to this role.  The selected individual will work in a fast paced, innovative environment where excellent technical, organizational, leadership, written, and verbal communications skills are essential.
Position Responsibilities:
• Lead cross-functional engineering teams in developing systems to meet project/program commitments, including support of deliveries and customer reviews
• Leverage Systems Engineering experience to implement, maintain, and refine the systems engineering approach
• Support the program in implementing MBSE as part of digital engineering to meet customer expectations
• Execute Systems Engineering efforts such as requirements decomposition, system architecture, environments analysis, specification development, trade studies, program planning, interfaces management, risk management, certification planning & execution, verification & test planning, and overall integration and capture them in the MBSE model as appropriate.
• Apply interdisciplinary, collaborative approaches to plan, design, develop and verify complex systems solutions
This position is expected to be 100% onsite. The selected candidate will be required to work onsite.
Basic Qualifications (Required Skills/Experience):
• Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science
• 5+ years of engineering experience
• 4+ years of systems engineering experience
Preferred Qualifications
• Experience with tactical / defense aircraft, mission system, and weapon system development
• Experience with software requirement and verification management
• Experience with verification and/or certification efforts (including supporting military safety critical and/or mission critical system hardware and software certification)
• Experience with Model-Based Systems Engineering (MBSE) tools, such as MSOSA or similar Systems Modeling Language (SysML)-compatible tool for systems architecture and model development
• Experience with DOORS, JIRA, Confluence
• Active Secret Clearance within the last 24 months
Indotronix logo

About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US

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