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C3 System Engineer Jobs (NOW HIRING)

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Systems Engineer Senior

Aberdeen Proving Ground, MD · On-site

$118K - $220K/yr

System and/or software integration, platform integration * Interoperability with various Command ... C3) systems * Technical or operational testing, * Sustainment and refreshment of capabilities.

C3 AI

$160K - $219K/yr

We are looking for a senior software engineer to help build the C3 Agentic AI Platform -- the system on which AI agents observe, reason, decide, and act on live operational data across critical ...

L3HHCM20

Systems Engineer

Camden, NJ · On-site

$90K - $140K/yr

The C3 Engineer is responsible for developing integrated communication systems for both internal and external comms. The role will involve analyzing system requirements, performing signal processing ...

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C3 System Engineer information

See salary details

$53.5K

$127.2K

$167K

How much do c3 system engineer jobs pay per year?

As of Sep 10, 2026, the average yearly pay for c3 system engineer in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

What is the difference between C3 System Engineer vs C4I Systems Engineer?

AspectC3 System EngineerC4I Systems Engineer
CertificationsCompTIA Security+, Cisco CCNA, vendor-specific certificationsSame as C3, plus additional certifications in C4I systems
Work EnvironmentMilitary, defense, government agencies, communication networksMilitary, defense, command and control systems, C4I networks
Industry UsageDefense, telecommunications, governmentDefense, military operations, command and control centers

The main difference between a C3 System Engineer and a C4I Systems Engineer lies in their scope. C3 System Engineers focus on command, control, and communication systems, while C4I Systems Engineers work on integrated command, control, communications, computers, and intelligence systems. Both roles require similar certifications and work in defense-related environments, but C4I roles typically involve more complex, integrated systems used in military operations.

What is a C3 System Engineer job?

A C3 System Engineer designs, develops, and maintains command, control, and communication systems used in military or defense environments. They often work with complex hardware and software, ensuring system integration, security, and reliability, and may require knowledge of networking, cybersecurity, and system architecture. The role typically involves troubleshooting, system testing, and supporting operational readiness.

What are popular job titles related to C3 System Engineer jobs?

For C3 System Engineer jobs, the most frequently searched job titles are:

Infographic showing various C3 System Engineer job openings in the United States as of September 2026, with employment types broken down into 50% Full Time, and 50% Contract. Highlights an 50% In-person, and 50% Remote job distribution, with an average salary of $127,215 per year, or $61.2 per hour.

Integrations Software Engineer III - RedPoint & C3

Denver, CO • On-site

Spark Tek Inc
See more jobs at Spark Tek Incexternal

Full-time

Re-posted 28 days ago

Job description

Job Summary:
Spark Tek Inc is a company seeking an Integrations Software Engineer III to drive data integration solutions using RedPoint Data Management and C3. The role involves leading the design, implementation, and testing of integrations while collaborating closely with stakeholders to translate business needs into technical deliverables.
Responsibilities:
• Analyze data within RedPoint to validate integration requirements.
• Develop and validate source-to-target mappings and transformations in RedPoint.
• Create reusable and performant mappings in RedPoint.
• Optimize RedPoint workflows and implement business rules using C3.
• Coordinate with stakeholders for timely, quality RedPoint/C3 integration delivery.
• Document best practices for RedPoint development and support.
• Develop and execute unit tests for RedPoint/C3 integrations.
• Identify and resolve data quality issues using RedPoint features and C3 solutions.
• Integrate with diverse systems using RedPoint and C3.
• Implement custom client logic leveraging RedPoint and C3.
• Manage multiple tasks across projects in a RedPoint/C3 environment.
• Provide input for project costing related to RedPoint/C3 implementations.
• Mentor junior team members on RedPoint/C3 best practices.
• May lead integration projects.
Qualifications:
Required:
• Bachelor's Degree required.
• 5+ years full lifecycle ETL, data mastering, and integration experience with significant recent RedPoint Data Management expertise (REQUIRED).
• Strong proficiency in C3 as the primary development tool.
• Experience with X12 EDI in RedPoint.
• Experience with development languages C# for C3 integration.
• Experience processing various data formats, applying validation, optimizing efficiency, and working with DBMS, ideally within RedPoint.
• Proficient in SQL queries and stored procedures for integration processes.
• Equivalent experience with a strong emphasis on RedPoint Data Management and C3
Preferred:
• Demonstrates an understanding of release management concepts, such as continuous integration and continuous deployment.
• Adept at designing and implementing large scale data integrations.
• Works well with others across the organization.
• High responsiveness to changing business needs.
• Familiar with issue resolution, coupled with high level of solutioning.
• Self-starter and detail oriented.
• Possess effective communication skills, both oral and written.
Company:
Spark Tek Inc offers IT solutions and consultancy services, specializing in IT services and consulting for various industries. Founded in 2021, the company is headquartered in Farmers Branch, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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