Senior API & Enterprise Integration Engineer (TS/SCI)

Altamira Technologies Corporation; Centennial (CO); On-site; USD 150,000 - 200,000; Full time

Job summary

Altamira Technologies Corporation seeks a Software Integration Engineer to design and build API integrations across enterprise systems. You will own end-to-end integration, from design through deployment and monitoring, ensuring performance, security, and compliance. Requires TS/SCI clearance and 8+ years of experience.

Work will involve REST, SOAP, GraphQL, Kafka and cloud messaging, with collaboration across technical teams and external providers to resolve integration issues in production.

Qualifications

• U.S. citizen.
• Active TS/SCI clearance.
• Bachelor's degree in CS, Information Systems, or Software Engineering.
• Track record of end-to-end integration ownership: design, build, deploy, and monitor.
• Minimum 8 years of relevant experience.
• Strong problem-solving and analytical skills to troubleshoot complex integration challenges.
• Excellent communication and interpersonal skills.

Responsibilities

• Design API integrations between enterprise systems.
• Developing, testing, and debugging code to ensure integrated systems function correctly.
• Build and maintain integration pipelines using REST, SOAP, GraphQL, and event-driven messaging (Kafka, Azure Service Bus, SQS).
• Create and maintain API documentation.
• Debug integration failures systematically.
• Conduct integration testing across system boundaries, including negative testing for error and edge cases.
• Collaborate with technical teams and third-party API providers during integration development and issue resolution.
• Monitor integration health through dashboards and alerts; respond to failures and degraded connectivity in production.

Skills

End-to-end integration ownership

Problem-solving

Analytical skills

Communication skills

Interpersonal skills

API integration

Education

Bachelor's degree in CS, Information Systems, or Software Engineering

Tools

REST

SOAP

GraphQL

Kafka

Azure Service Bus

SQS

Job description

Altamira Technologies Corporation seeks a Software Integration Engineer to design and build API integrations across enterprise systems. You will own end-to-end integration, from design through deployment and monitoring, ensuring performance, security, and compliance. Requires TS/SCI clearance and 8+ years of experience.

Work will involve REST, SOAP, GraphQL, Kafka and cloud messaging, with collaboration across technical teams and external providers to resolve integration issues in production.