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Remote Defense Contractor Software Engineer Jobs in Belleville, IL

Cogent, Inc

Control Systems Engineer

Fenton, MO · On-site +1

... and software engineering teams for seamless system integration. * Provide technical support for control panel fabrication, wiring, and testing. * Conduct on-site or remote system commissioning ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Clayco

Field Support Technician

Saint Louis, MO · On-site +1

$19.25 - $26.25/hr

... software throughout our jobsites * Provide feedback on recurring incidents to engineering and ... First line of troubleshooting for remote networks * Adaptive and willing to learn business ...

Tetra Tech

Senior Electrical Engineer

Collinsville, IL · Remote

$99K - $129K/yr

... of Defense (DoD) Clients. This is a 100% remote, work from home position. Discover your full ... Other SkillsExperience with scheduling software such as Microsoft Project or Oracle Primavera P6.

System One

Mechanical Engineer PE

Saint Louis, MO · Remote

Direct Hire Compensation: $100,000 - $150,000 Contractor Work Model: Hybrid - onsite and remote Overview The Mechanical Engineer PE applies standard engineering techniques to design, analyze, test ...

System One

Mechanical Engineer PE

Saint Louis, MO · Remote

Direct Hire Compensation: $100,000 - $150,000 Contractor Work Model: Hybrid - onsite and remote Overview The Mechanical Engineer PE applies standard engineering techniques to design, analyze, test ...

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All JobsDefense Contractor Software Engineer JobsRemote Defense Contractor Software Engineer JobsRemote Defense Contractor Software Engineer Jobs in Belleville, IL

Remote Defense Contractor Software Engineer information

See Belleville, IL salary details

$61.7K

$143.3K

$199.6K

How much do remote defense contractor software engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for remote defense contractor software engineer in Belleville, IL is $143,290.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,600.00 and $168,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a remote defense contractor software engineer?

To excel as a Remote Defense Contractor Software Engineer, you typically need a strong background in computer science or engineering, proficiency in programming languages like C++ or Java, and active security clearance. Familiarity with secure coding practices, embedded systems, and tools such as Git, Jira, and specialized defense software development environments is crucial. Excellent problem-solving, communication, and self-motivation are standout soft skills for remote collaboration and meeting strict project requirements. These competencies ensure secure, reliable software delivery and effective teamwork in sensitive, mission-critical defense projects.

What is the difference between Remote Defense Contractor Software Engineer vs Remote Cybersecurity Software Engineer?

AspectRemote Defense Contractor Software EngineerRemote Cybersecurity Software Engineer
Required CredentialsBachelor's in CS or related, security clearances often preferredBachelor's in CS, Cybersecurity, or related; certifications like CISSP beneficial
Work EnvironmentDefense contractors, government projects, secure facilitiesTech companies, security firms, government agencies
Employer & Industry UsagePrimarily defense and military sectorsPrimarily cybersecurity and IT sectors
Common Search & ComparisonOften compared for security clearance and defense projectsCompared for network security and threat mitigation roles

The Remote Defense Contractor Software Engineer typically works on defense and military projects requiring security clearances, while the Remote Cybersecurity Software Engineer focuses on protecting networks and systems from cyber threats. Both roles require strong technical skills, but their industries and project types differ significantly.

How does a remote defense contractor software engineer typically collaborate with team members and stakeholders given security and communication constraints?

Remote Defense Contractor Software Engineers often work with multidisciplinary teams, including developers, project managers, and cybersecurity specialists. Collaboration is facilitated through secure, government-approved communication platforms and version control systems that comply with strict security protocols. Regular virtual meetings and documentation are essential to ensure alignment on project requirements and updates. While remote work offers flexibility, engineers must be diligent in following procedures for handling sensitive information and may sometimes need to access secure facilities for classified work. Effective communication and adaptability are key to overcoming the challenges of working in a highly regulated, remote environment.

What is a remote defense contractor software engineer?

A Remote Defense Contractor Software Engineer is a software developer who works for a company contracted by government defense agencies to build, maintain, or secure software systems, but does their work from a remote location instead of a traditional office or on-site facility. These engineers often develop applications for military or national security use, which can include communication systems, cybersecurity tools, or mission-critical platforms. Due to the sensitive nature of their work, they may require special security clearances and must adhere to strict security protocols even while working remotely.
What are popular job titles related to Remote Defense Contractor Software Engineer jobs in Belleville, IL? For Remote Defense Contractor Software Engineer jobs in Belleville, IL, the most frequently searched job titles are:
What job categories do people searching Remote Defense Contractor Software Engineer jobs in Belleville, IL look for? The top searched job categories for Remote Defense Contractor Software Engineer jobs in Belleville, IL are:
What cities near Belleville, IL are hiring for Remote Defense Contractor Software Engineer jobs? Cities near Belleville, IL with the most Remote Defense Contractor Software Engineer job openings:
Remote Defense Contractor Software Engineer jobs near you

Control Systems Engineer

Cogent, Inc

Fenton, MO • On-site, Remote

Full-time

Re-posted 27 days ago

Job description

The Control Systems Engineer quotes, designs, programs, and supports innovative industrial control systems, from initial concept through commissioning. This role works closely with engineers, fabricators, and field service teams to ensure reliable, high-performance automation solutions that meet customer requirements, safety standards, and performance expectations. You’ll bring together your knowledge of controls hardware, PLC/HMI programming, and process integration to deliver systems that help our customers operate smarter, safer, and more efficiently.

  • Design and develop industrial control systems, including hardware selection, schematic design, and programming.
  • Develop PLC, HMI, and SCADA applications using industry-standard platforms.
  • Prepare system specifications, I/O lists, and documentation packages.
  • Coordinate with mechanical, electrical, and software engineering teams for seamless system integration.
  • Provide technical support for control panel fabrication, wiring, and testing.
  • Conduct on-site or remote system commissioning, testing, and operator training.
  • Assist with project management tasks — scope definition, quoting, scheduling, and budget tracking.
  • Support sales and estimating teams with control system concepts and scope development.
  • Troubleshoot system and instrumentation issues to ensure reliable operation.
  • Contribute to standardization and continuous improvement of Cogent’s design and engineering practices.

Work Environment/Travel Expectations
This position offers a mix of office and field-based work to support diverse project needs. Typical allocation includes approximately 40% on-site (customer or field locations), 60% in-office, and up to 20% overnight travel for commissioning, training, or project support as needed.

Minimum Qualifications

  • Bachelor’s degree in Engineering or a Technical Degree with equivalent experience.
  • Experience in industrial control system design, programming, and integration.
  • Working knowledge of PLC and HMI platforms (Allen-Bradley preferred).
  • Strong understanding of control circuits, instrumentation, and VFD integration.
  • Familiarity with AutoCAD or AutoCAD Electrical for schematic design.
  • Excellent communication, time management, and interpersonal skills.
  • Valid driver’s license and ability to travel as project needs require.

Preferred Qualifications

  • Experience with SCADA and historian systems.
  • Familiarity with UL 508A control panel standards and electrical safety codes.
  • Experience in water/wastewater or process automation industries.
  • Ability to manage multiple concurrent projects with shifting priorities.
  • Strong problem-solving and analytical skills.

Join Us
At Cogent, we believe the best solutions come from empowered people. If you’re passionate about engineering excellence and thrive in a team-focused environment that values ownership, innovation, and integrity — we want to hear from you!