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Senior System Engineer Jobs in Roxana, IL (NOW HIRING)

Senior VDI Engineer

Saint Louis, MO · On-site

$122K - $149K/yr

Overview Senior VDI Engineer Springfield, VA and St. Louis, MO (preference for St. Louis) Active TS ... Our Mission Services division combines enterprise IT, cloud solutions, DevSecOps, systems ...

Senior Technology Engineer

Saint Louis, MO · On-site

$101K - $139K/yr

Identify and mitigate potential safety risks associated with low-voltage technology ICT systems • ... Senior Technology Engineer 3 will lead projects as a project manager or the lead engineer for the ...

Senior Technology Engineer

Saint Louis, MO · On-site

$101K - $139K/yr

Identify and mitigate potential safety risks associated with low-voltage technology ICT systems ... Senior Technology Engineer 3 will lead projects as a project manager or the lead engineer for the ...

Oversee and coordinate the work of Senior-, Mid-, and Junior-level contractor Systems Engineers. Required Qualifications: * 18+ years of experience * Master's degree or higher in Systems Engineering ...

Sr. Software Engineer

Hazelwood, MO · On-site

$115K - $152K/yr

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and ... Contributes to the design and implementation of multi-tier, distributed, and event-driven systems ...

Showing results 41-60

Senior System Engineer information

See Roxana, IL salary details

$53.7K

$119.6K

$168.8K

How much do senior system engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for senior system engineer in Roxana, IL is $119,615.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,200.00 and $137,100.00 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 cities near Roxana, IL are hiring for Senior System Engineer jobs? Cities near Roxana, IL with the most Senior System Engineer job openings:

Ground Systems Integration Engineer (Experienced or Senior Level)

Boeing

Berkeley, MO • On-site

$98K - $134K/yr

Full-time

Medical, Life, Retirement, PTO

Posted 16 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 612 frontline employees who took The Breakroom Quiz

31st of 537 rated manufacturers


Job description

Ground Systems Integration Engineer (Experienced or Senior Level)
Company:
The Boeing Company
Boeing Defense, Space & Security (BDS) is seeking a Ground Systems Integration Engineer (Experienced or Senior Level) to support an Air Dominance Fixed Wing Proprietary Program in Berkeley, MO.
Step into a fast-paced, cutting-edge program where your expertise will drive the design, integration, and testing of advanced, cloud-based systems that empower mission planning, debrief, and tactical Command & Control (C2) solutions for fixed-wing platforms.
As a key contributor, you will support the development, analysis, integration, and testing of innovative engineering solutions for critical Ground System capabilities, including but not limited to:
  • Mission Planning and Debrief
  • Command and Control Systems
  • Network and Communication Architectures
  • Situational Awareness Enhancements

You will take ownership of developing prioritized mission systems digital threads, ensuring seamless support for ground systems from initial design through to final delivery.
You will work with a high-performing, cross-functional team in an agile environment, driving next-generation capabilities from design through delivery. This role offers the chance to innovate with open-architecture, model-based designs while collaborating across disciplines to support critical defense missions.
If you're passionate about advancing mission-critical systems and thrive in a collaborative, fast-moving environment, this is your opportunity to make a significant impact.
Why Join Us?
  • Impactful Work: Be part of a team that plays a crucial role in ensuring the safety and security of our nation. Your work will directly contribute to the development of advanced military capabilities.
  • Innovative Environment: Collaborate with a diverse group of talented professionals who are dedicated to pushing the boundaries of technology and engineering excellence.
  • Career Growth: We are committed to your professional development. Benefit from mentorship opportunities, tuition reimbursement program, and a culture that encourages continuous learning and innovation.

Position Responsibilities:
  • Model-Based Systems Engineering (MBSE) implementation of ground systems design artifacts, including requirements, verification/test procedures, interfaces, behaviors, and architecture
  • Partner with customers to develop and document complex electronic and electrical system requirements.
  • Performs work to analyze and translate requirements into system architecture, hardware and software designs and interface specifications.
  • Supports lab and verification testing and design validation to ensure system designs meet operational and functional requirements.
  • Analyze test results and troubleshoot problems in both simulated and unsimulated testing environments
  • Collaboration with peer engineering disciplines (e.g. software, hardware, product security) to ensure integration of different design elements

This position is expected to be 100% on-site. The selected candidate will be required to work onsite at one of the listed location options
This position requires an active U.S. Secret Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active)
  • A final Secret Clearance Pre-Start is required.

This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only.
Basic Qualifications (Required Skills/Experience):
  • Bachelor of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry
  • Level 3: 5+ years of work-related experience with a bachelor's degree OR 3+ years of work-related experience with a master's degree
  • Experience developing or integrating avionics or ground systems
  • Experience in at least one of the following areas: requirements development, design and modeling, or SIL/HIL test planning and execution
  • Strong desire to learn and apply MBSE principles in a system development environment
  • Aptitude for collaboration and problem solving in a fast-paced environment

Preferred Qualifications (Desired Skills/Experience):
  • Level 4: 9+ years of work-related experience with a bachelor's or 7+ years of work-related experience with Masters or 4+ years with a PhD
  • Knowledge of MBSE principles and tools (e.g, Cameo/MSOSA, SysML)
  • Experience working in a closed area

Conflict of Interest:
Successful candidates for this job must satisfy Company's Conflict of Interest (COI) assessment process.
Typical Education/Experience:
Experienced (Level 3): Education/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, engineering data science, mathematics, physics or chemistry (e.g. Bachelor) and typically 5 or more years' related work experience or an equivalent combination of technical education and experience or non-US equivalent qualifications. In the USA, ABET accreditation is the preferred, although not required, accreditation standard.
Senior (Level 4): Education/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, engineering data science, mathematics, physics or chemistry (e.g. Bachelor) and typically 9 or more years' related work experience or an equivalent combination of technical education and experience or non-US equivalent qualifications. In the USA, ABET accreditation is the preferred, although not required, accreditation standard.
Relocation:
This position offers relocation based on candidate eligibility. Note: Basic relocation will be offered for eligible internal candidates.
Drug Free Workplace:
Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.
Shift:
This position is for 1st shift.
At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.
The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.
Boeing offers a comprehensive benefits package including generous Paid Time Off (PTO), flexible work environment, paid parental leave, 401k matching, extremely generous tuition assistance for earning advanced degrees, and paid medical leave programs.
Boeing 401(k) helps you save for your future, with contributions from Boeing that can help you grow your retirement savings. Our best-in-class retirement benefit features:
  • Best in class 401(k) plan: we'll match your contributions dollar for dollar, up to 10% of eligible pay with Immediate 100% vesting
  • Student Loan Match: The Boeing 401(k) Student Loan Match allows eligible enrolled U.S. employees to have their qualified student loan debt payments counted, along with any match-eligible contributions they make, for purposes of determining the Company Match to employees' Boeing 401(k) accounts.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.
Please note that the salary information shown below is a general guideline only. Pay is based upon candidate experience and qualifications, as well as market and business considerations.
Summary pay range:
Experienced (Level 3): $112,200 - $145,200
Senior (Level 4): $136,850 - $177,100
Language Requirements:
Not Applicable
Education:
Not Applicable
Relocation:
This position offers relocation based on candidate eligibility.
Export Control Requirement:
This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. §120.62 is required. "U.S. Person" includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.
Safety Sensitive:
This is not a Safety Sensitive Position.
Security Clearance:
This position requires an active U.S. Secret Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active)
Visa Sponsorship:
Employer will not sponsor applicants for employment visa status.
Contingent Upon Award Program
This position is not contingent upon program award
Shift:
Shift 1 (United States of America)
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Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
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