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Senior System Engineer Jobs in Missouri (NOW HIRING)

Leonardo DRS

Senior Systems Engineer

Bridgeton, MO · On-site

$93K - $125K/yr

The Senior Systems Engineer will assist the Business Development department in evaluating new ... Determine system specifications. Support acquisition of hardware and software (or subcontractor ...

Intellectix

Senior Systems Engineer (SAS)

Saint Louis, MO

$97K - $134K/yr

Senior Systems Engineer (SAS) Location: St. Louis, MO Clearance: TS/SCI Citizenship: US Citizenship ... Working collaboratively with other engineering and system teams to move software through the whole ...

Intellectix

Senior Systems Engineer (SAS)

Saint Louis, MO · On-site

$97K - $134K/yr

Senior Systems Engineer (SAS) Location: St. Louis, MO Clearance: TS/SCI Citizenship: US Citizenship ... Working collaboratively with other engineering and system teams to move software through the whole ...

CARFAX

Senior Systems Engineer

Columbia, MO · Hybrid

$99K - $136K/yr

Join our winning team as a Senior Systems Engineer We are seeking a skilled Systems Engineer to ... Operational ownership of system uptime and quality, including advanced troubleshooting and root ...

CARFAX

Senior Systems Engineer

Columbia, MO · Hybrid

$99K - $136K/yr

Join our winning team as a Senior Systems Engineer We are seeking a skilled Systems Engineer to ... Operational ownership of system uptime and quality, including advanced troubleshooting and root ...

CARFAX

Senior Systems Engineer

Columbia, MO · Hybrid

$99K - $136K/yr

Join our winning team as a Senior Systems Engineer We are seeking a skilled Systems Engineer to ... Operational ownership of system uptime and quality, including advanced troubleshooting and root ...

Blu Omega LLC

Sr. Systems Engineer

California, MO · On-site

$138 - $151/hr

Overview Blu Omega is seeking a Sr. Systems Engineer to support a federal program focused on border ... Support system, network, and communication configurations, including wired and data flow diagrams ...

CARFAX

Senior Systems Engineer

Columbia, MO · On-site

$99K - $136K/yr

Description Join our winning team as a Senior Systems Engineer We are seeking a skilled Systems ... Operational ownership of system uptime and quality, including advanced troubleshooting and root ...

Oracle

Senior Systems Engineer

Columbia, MO · On-site

$35.63 - $71.30/hr

As a Senior Systems Engineer based in Columbia, MO, you will play a key role in designing ... that improve system reliability, security, and performance. This is an opportunity to make a ...

The Timberline Group

Sr Systems Engineer

Saint Louis, MO · On-site +1

$101K - $139K/yr

* Work with operational IT technical leads, senior developers to identify tasks and various needs ... Work with infrastructure and business team and resolve complex system issues and gaps. * Identify ...

GDIT

IEC Systems Engineer - TS/SCI

Arnold, MO · On-site

$142K - $170K/yr

And our work depends on TS/SCI level cleared Sr Systems Engineer joining our team to support our Intelligence customer in Springfield, VA or Arnold, MO. The engineering team is looking for a driven ...

MetroStar

$147K - $184K/yr

As a Sr. Systems Engineer I (PKI Engineering) , you'll work as part of a collaborative and high-performing team providing your expertise to deliver solutions within the highest levels of the federal ...

Actalent

Senior Systems Engineer

Bridgeton, MO

$99K - $135K/yr

Generate, decompose, and manage system and subsystem requirements, often starting from partially defined systems or line replaceable units (LRUs). * Reverse-engineer requirements from existing ...

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Showing results 21-40

All JobsSystem Engineer JobsSenior System Engineer JobsSenior System Engineer Jobs in Missouri

Senior System Engineer information

See Missouri salary details

$52.5K

$117K

$165.1K

How much do senior system engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for senior system engineer in Missouri is $116,999.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $134,100.00 per year, depending on experience, location, and employer.

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

AspectSenior System EngineerNetwork Engineer
CredentialsBachelor's in Computer Science or related, certifications like CompTIA Network+, Cisco CCNABachelor's in Computer Science, certifications like Cisco CCNA, CCNP
Work EnvironmentDesigning, implementing, and maintaining IT systems and infrastructureDesigning, deploying, and managing network infrastructure and security
Industry UsageIT, technology, enterprise environmentsTelecommunications, IT, enterprise networks
Common Search/ComparisonSenior System Engineer vs Network Engineer

While both roles require networking knowledge and certifications, Senior System Engineers focus on overall system architecture and integration, whereas Network Engineers specialize in network infrastructure and security. The roles often overlap but serve different core functions within IT teams.

What is a senior system engineer?

Senior System Engineers are experienced IT professionals responsible for designing, implementing, managing, and maintaining complex computer systems and networks within an organization. They play a critical role in ensuring the stability, security, and scalability of IT infrastructure. Their tasks often include troubleshooting system issues, optimizing performance, overseeing upgrades, and mentoring junior engineers. Senior System Engineers typically collaborate with other IT teams and departments to support business objectives and technological needs.

What are some common challenges faced by senior system engineers when managing large-scale IT infrastructure projects?

Senior System Engineers often encounter challenges such as coordinating with cross-functional teams, ensuring system scalability, and maintaining high availability during upgrades or migrations. Managing complex environments requires balancing security, performance, and compliance, all while minimizing downtime. Effective communication and proactive planning are crucial to successfully navigating these challenges and delivering robust solutions that meet organizational needs.

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

To thrive as a Senior System Engineer, you need advanced knowledge of system architecture, network administration, and troubleshooting, often supported by a degree in computer science or a related field and several years of experience. Familiarity with tools like VMware, Linux/Windows servers, cloud platforms (AWS, Azure), and certifications such as CompTIA, Cisco, or Microsoft are commonly expected. Strong problem-solving, project management, and communication skills help you lead teams and handle complex technical challenges. These skills are crucial for ensuring system reliability, security, and efficient operation in dynamic IT environments.

How much money does a senior system engineer make?

A senior system engineer typically earns between $90,000 and $130,000 annually, depending on experience, location, and industry. They often have specialized skills in network infrastructure, scripting, and certifications like Cisco or Microsoft, which can influence salary levels.
What are the most commonly searched types of System Engineer jobs in Missouri? The most popular types of System Engineer jobs in Missouri are:
What cities in Missouri are hiring for Senior System Engineer jobs? Cities in Missouri with the most Senior System Engineer job openings:
Senior System Engineer jobs near you
Infographic showing various Senior System Engineer job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $116,999 per year, or $56.2 per hour.

Senior Systems Engineer

Leonardo DRS

Bridgeton, MO • On-site

$93K - $125K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 13 days ago

Leonardo DRS rating

8.1

Company rating: 8.1 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

114th of 537 rated manufacturers

Job description

Job ID: 114593 

The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area.  

Job Summary

Leonardo DRS Land Systems is seeking a Senior Systems Engineer for our Advanced Concepts team.  This position is based out of our Bridgeton, MO facility and will have the option to work an in person or hybrid schedule.  The Senior Systems Engineer will assist the Business Development department in evaluating new technology and partnerships, architecting new capabilities and solutions, and leading development efforts and demonstrations.  

Job Responsibilities
  • Serve as part of a multi-disciplinary engineering team providing technical support to Business Development, to include Advanced Concepts investigations, proposals, and IRADs.  Travel as required to support opportunity investigations, customer interactions, and industry events  
  • Maintain a strong understanding of current/emerging technologies and their applicability to new DRS Land Systems business.  Contribute meaningfully to the development and planning of the LS Technology Strategy and Roadmap
  • Serve as a liaison between BD and Engineering within the team to promote cooperation, communication, and coordination.  As necessary, identify and coordinate for specific engineering resources required for tasks; lead cross-functional innovation teams; and maintain in-depth knowledge of DRS engineering capabilities 
  • Serve as lead engineer for Advanced Concepts IRADs as required
  • Involved with the analysis, design, development and implementation of new and/or existing systems/sub-systems.  May include Architectural Design, Requirements Engineering, or others.  Determine system specifications.  Support acquisition of hardware and software (or subcontractor services as needed)
  • Responsible for leading group of engineers on a technical activity and completion of activity on time and budget
  • Communicate clearly (written and oral) with other company personnel and the customer as required
  • Supports pursuit capture and proposals by developing technical approaches, solution architectures, compliance matrices, make-buy inputs, technical volumes, and risk-reduction plans (including prototype or demo concepts when needed)
  • Specify and evaluate supplier components, subsystems and services
  • Support, communicate, reinforce and defend the mission, values and culture of the organization
  • Attend appropriate engineering, customer or business meetings
  • Lead less-experienced engineers
Qualifications
  • Bachelor's degree in Engineering or related technical field 
  • 5+ years of relevant experience
  • Ability to lead a technical group independently
  • Working knowledge of military specifications and standards 
  • Base knowledge of relevant CAD/CAM processes and tools 
  • Conversant in modern US military organization, doctrine, equipment, and acquisition process
  • Demonstrates systems-thinking, customer-oriented business perspective 
  • Willing and able to travel up to 25% of the time

U.S. Citizenship required. This position requires an active DOD security clearance or the ability to obtain such clearance within a reasonable time after commencement of employment.

The salary range for this position is $93,121.00/year- $125,713.00 for the state of Illinois.  This range reflects the good faith estimate of pay the employer is willing to offer at the time of posting. Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity. Other factors include the candidate's qualifications such as prior work experience, specific skills and competencies, education/training, and certifications. In addition to base pay, employees may be eligible for: annual performance-based bonuses, equity awards, and overtime pay (for non-exempt employees as applicable. Our benefits package includes comprehensive health insurance (medical, dental, vision), employer matching 401(k) retirement plan, paid time off including vacation, holidays, and sick leave (including ant state-mandated paid sick leave), parental leave benefits, tuition reimbursement, professional development support, and life and disability insurance coverage.

Taking care of our people is a top priority at Leonardo DRS. We are proud to offer competitive salaries and comprehensive benefits, including medical, dental, and vision coverage, a company contribution to a health savings account, telemedicine, life and disability insurance, legal insurance, and a 401(k) savings plan. We champion wellness programs that focus on physical, emotional, and financial well-being. We develop our talent by offering programs and activities to support career-growth, professional development, and skill enhancement. And we understand there is more to life than work, and the importance of offering flexible work schedules with our 9/80 program, competitive vacation, health/emergency leave, paid parental leave, and community service hours. 
*Some employees are eligible for limited benefits only

Leonardo DRS, Inc. and its subsidiaries provide equal opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. #LSY

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