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Junior Computer Engineer Jobs in Missouri (NOW HIRING)

Walmart

(USA) Software Engineer III

Anderson, MO · On-site

$90K - $180K/yr

Provide technical guidance and support to users and junior engineers, including offshore associates ... Option 1: Bachelor's degree in computer science, computer engineering, computer information systems ...

Walmart

(USA) Software Engineer III

Cassville, MO · On-site

$90K - $180K/yr

Provide technical guidance and support to users and junior engineers, including offshore associates ... Option 1: Bachelor's degree in computer science, computer engineering, computer information systems ...

Walmart

(USA) Software Engineer III

Noel, MO · On-site

$90K - $180K/yr

Provide technical guidance and support to users and junior engineers, including offshore associates ... Option 1: Bachelor's degree in computer science, computer engineering, computer information systems ...

Amentum

System Engineer Junior

California, MO · On-site

$75 - $85/hr

Amentum is seeking a Systems Engineer Junior to support the Space Force Range Contract Essential ... Proficiency with Windows-based computer systems and the Microsoft Office suite. * Dedication to ...

Jobtailor

Test Engineer

California, MO · On-site

$90 - $120/hr

Mentor junior engineers Requirements * B.S. in Electrical Engineering, Mechanical or Computer Engineering, or equivalent experience * 2 to 5 years of experience in test engineering, product ...

E*Pro, Inc.

Jr. Validation Engineer

Saint Louis, MO · On-site

Position: Jr. Validation Engineer Location : St. Louis, MO Contract type: Contract Description ... Computer Science, IT, Engineering, Science or equivalent experience Preferred minimum 1-2 years of ...

Automationtechies

Control Engineer

Saint Louis, MO · On-site

$81K - $105K/yr

... junior engineers and provide technical leadership * Continuously learn and apply new automation technologies and best practices Qualifications: * Bachelor's degree in Electrical, Mechanical, Computer ...

Automationtechies

Control Engineer

Saint Louis, MO

$81K - $105K/yr

... junior engineers and provide technical leadership * Continuously learn and apply new automation technologies and best practices Qualifications: * Bachelor's degree in Electrical, Mechanical, Computer ...

APC Integrated Services

Junior SQL Developer

O Fallon, MO · On-site

$62K - $81K/yr

Position: Jr. SQL Developer Location: O'Fallon, MO (On-Site) Reports to: Implementation Manager ... Bachelor's degree in Computer Science, Information Technology, or a related field OR 1-2 years ...

Interco

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and ... Bachelor's degree in Computer Science, Software Engineering, or a related field. * Proven ...

Interco

Junior Software Developer

Saint Louis, MO

$60K - $65K/yr

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and ... Bachelor's degree in Computer Science, Software Engineering, or a related field. * Proven ...

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All JobsComputer Engineer JobsJunior Computer Engineer JobsJunior Computer Engineer Jobs in Missouri

Junior Computer Engineer information

See Missouri salary details

$31.4K

$67.3K

$102.7K

How much do junior computer engineer jobs pay per year?

As of Aug 26, 2026, the average yearly pay for junior computer engineer in Missouri is $67,348.00, according to ZipRecruiter salary data. Most workers in this role earn between $45,500.00 and $75,000.00 per year, depending on experience, location, and employer.

What does a junior computer engineer do?

A Junior Computer Engineer typically assists in designing, developing, testing, and maintaining computer hardware and software systems. They work under the supervision of senior engineers to help troubleshoot technical issues, write code, and support hardware integration. This entry-level role often involves learning company-specific processes, collaborating with other team members, and gaining hands-on experience in various engineering tasks. The goal is to build foundational skills and knowledge for career growth in computer engineering.

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

To thrive as a Junior Computer Engineer, you need a solid understanding of computer hardware, programming languages (such as C++ or Python), and a relevant bachelor’s degree in computer engineering or a related field. Familiarity with development tools, version control systems like Git, and basic circuit design software is typically required. Strong problem-solving, teamwork, and communication skills help you effectively collaborate and adapt to technical challenges. These skills and qualities are essential for delivering reliable engineering solutions and contributing effectively to project teams.

What types of projects and tasks can a junior computer engineer expect to work on during their first year?

As a Junior Computer Engineer, you can expect to work on a variety of tasks that support both hardware and software development teams. Common responsibilities include assisting with troubleshooting hardware issues, writing and testing code for embedded systems, updating technical documentation, and supporting senior engineers with research or prototype development. You'll often collaborate with cross-functional teams, such as software developers, hardware designers, and quality assurance specialists, gaining exposure to different stages of the engineering process. This hands-on experience helps you build foundational skills and offers opportunities to gradually take on more complex projects as you grow in the role.

What is the difference between Junior Computer Engineer vs Software Developer?

AspectJunior Computer EngineerSoftware Developer
Required CredentialsAssociate's or Bachelor's in Computer Engineering or related fieldBachelor's in Computer Science, Software Engineering, or related field
Work EnvironmentHardware and software integration, testing, troubleshootingDesigning, coding, testing software applications
Employer & Industry UsageTech companies, hardware firms, embedded systemsIT firms, software companies, startups
Common Search & ComparisonOften compared for entry-level roles in techRelated but more focused on software development tasks

Junior Computer Engineers typically focus on hardware-software integration, testing, and troubleshooting, requiring a background in computer engineering. Software Developers primarily design and code software applications, often with a background in computer science. Both roles are entry-level but differ in their core responsibilities and work environments.

What are the most commonly searched types of Computer Engineer jobs in Missouri?

The most popular types of Computer Engineer jobs in Missouri are:

What are popular job titles related to Junior Computer Engineer jobs in Missouri?

For Junior Computer Engineer jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Junior Computer Engineer jobs in Missouri look for?

The top searched job categories for Junior Computer Engineer jobs in Missouri are:

Junior Computer Engineer jobs near you
Infographic showing various Junior Computer Engineer job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, 3% Contract, and 1% Nights. Highlights an 75% Physical, 2% Hybrid, and 23% Remote job distribution, with an average salary of $67,348 per year, or $32.4 per hour.

Hybrid Data Integration Engineer (Junior or Senior) - Secret Clearance

Saint Louis, MO • On-site

LaunchCode
IT Services • 51 - 200 employees
Learn more about LaunchCodeexternal

$95K - $135K/yr

Full-time

Posted 7 days ago

Job description

Description
Position Type: Direct Hire / Full-Time
Location: Arlington, VA / Washington, DC Metro Area - Hybrid Onsite work locations include Rosslyn, the Mark Center, and the Pentagon.
Clearance: Secret Clearance Preferred
Hiring Timeline: Immediate
Compensation:
  • Junior Data Integration Engineer: Approximately 2+ years of relevant experience | $60,000-$100,000/year
  • Senior Data Integration Engineer: 10+ years of relevant experience | $95,000-$135,000/year

Company: The name of our partner organization will be disclosed during the interview process. This is not a direct role with LaunchCode; it is a position through LaunchCode, working with one of our partner companies.
Position Overview:
Our partner is seeking Data Integration Engineers at the Junior and Senior levels to support enterprise data integration, financial systems, cloud data platforms, and modernization initiatives for Defense sector clients. Engineers will help design, develop, validate, test, and support data integrations across financial systems, ERP platforms, staging environments, analytics platforms, and reporting solutions. The team works closely with technical developers, source system owners, data engineering teams, finance stakeholders, and program management to ensure data moves accurately, securely, and reliably from source systems through transformation pipelines to downstream reporting platforms.
This role provides exposure to technologies including OneStream, ERP platforms, GTAS reporting, War Data Platform, Power BI, Databricks, Palantir, Celonis Intelligence, SQL, Python, cloud-based integration services, and AI-enabled data solutions.
Position Responsibilities:
  • Design, develop, configure, test, and support enterprise data integrations.
  • Support integrations involving OneStream, ERP platforms, financial systems, analytics platforms, and reporting solutions.
  • Develop and support APIs, ETL/ELT pipelines, batch integrations, file transfers, and cloud-based data movement processes.
  • Support source-to-target mapping, transformation logic, interface controls, and validation requirements.
  • Validate data movement across source systems, staging environments, transformation layers, and downstream reporting platforms.
  • Perform data validation and reconciliation to identify discrepancies and ensure data accuracy, completeness, and traceability.
  • Troubleshoot interface failures, mapping issues, schema changes, rejected records, transformation errors, and other data processing exceptions.
  • Support System Integration Testing (SIT), User Acceptance Testing (UAT), production deployments, cutovers, and post-production stabilization.
  • Collaborate with software developers, data engineers, finance teams, source system owners, and business stakeholders.
  • Create and maintain technical documentation, interface specifications, mapping documents, reconciliation procedures, and operational runbooks.
  • Support enterprise modernization initiatives, system implementations, data conversions, and production cutovers.
  • Monitor production interfaces and identify opportunities to improve automation, performance, scalability, and reliability.
  • Use SQL, Python, Power BI, Databricks, Palantir, and other technologies to analyze data and support data quality initiatives.
  • Leverage AI-assisted tools and emerging technologies to improve data validation, reconciliation, anomaly detection, and operational support.

Junior Level - Required Skills/Experience:
  • Approximately 2+ years of experience in data engineering, data integration, software engineering, ETL development, API development, or a related technical field.
  • Bachelor's degree in Computer Science, Information Systems, Software Engineering, Data Engineering, Computer Engineering, Information Technology, or another STEM discipline.
  • U.S. citizenship and ability to obtain and maintain a Secret clearance.
  • Experience with SQL and relational databases.
  • Familiarity with ETL/ELT pipelines, APIs, batch processing, file-based integrations, or data movement processes.
  • Exposure to data mapping, transformation logic, data validation, or reconciliation.
  • Experience troubleshooting technical issues and analyzing data discrepancies.
  • Familiarity with cloud-based data platforms such as Azure, AWS, or Databricks.
  • Strong analytical and problem-solving skills.
  • Ability to communicate effectively and collaborate with technical and business teams.

Senior Level - Required Skills/Experience:
  • 10+ years of experience supporting enterprise data integration, financial systems, ERP modernization, cloud data engineering, or related initiatives.
  • Bachelor's degree in Computer Science, Information Systems, Software Engineering, Data Engineering, Computer Engineering, Information Technology, or another STEM discipline.
  • U.S. citizenship and active Secret clearance preferred. The company is willing to sponsor the right candidate.
  • Strong experience developing or supporting APIs, ETL/ELT pipelines, batch processing, file-based integrations, or middleware platforms.
  • Advanced SQL skills with experience querying, validating, and reconciling large datasets.
  • Strong experience with source-to-target validation, data reconciliation, and enterprise data quality.
  • Experience supporting SIT, UAT, production deployments, cutovers, and post-production support.
  • Strong understanding of enterprise integration patterns, data mapping, transformation logic, and interface controls.
  • Experience with cloud-based data platforms such as Azure, AWS, or Databricks.
  • Strong troubleshooting, root-cause analysis, and technical problem-solving skills.
  • Excellent communication skills and the ability to work directly with technical teams, business stakeholders, and leadership.
  • Ability to manage multiple priorities in a fast-paced consulting environment.

Preferred Qualifications - Junior & Senior:
  • Experience with OneStream or other Enterprise Performance Management (EPM) platforms.
  • Experience with ERP systems such as SAP, Oracle, Workday, Momentum, or CGI Momentum.
  • Knowledge of federal financial management, GTAS, USSGL, Treasury reporting, financial statements, audit readiness, or internal controls.
  • Experience supporting Advana, War Data Platform, or other federal enterprise data platforms.
  • Experience with REST APIs, Azure Data Factory, Azure Integration Services, Informatica, MuleSoft, Boomi, Kafka, or similar technologies.
  • Experience with Databricks, Spark, Delta Lake, Microsoft Fabric, Synapse Analytics, or similar cloud data architectures.
  • Knowledge of data governance, metadata management, master data management (MDM), and enterprise data quality.
  • Experience applying AI, intelligent automation, or agentic AI to data validation, reconciliation, anomaly detection, or interface monitoring.
  • Relevant professional certifications such as Microsoft Azure Data Engineer Associate, Databricks Data Engineer Associate, AWS Certified Data Engineer, Certified Scrum Master (CSM), or Certified Data Management Professional (CDMP).
  • Candidates with backgrounds in Software Engineering, Cloud Engineering, Data Engineering, API Development, Middleware Engineering, ETL Engineering, or ERP Integration are encouraged to apply.

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