Senior Enterprise API & Integration Engineer

Integral Federal, Inc.; Tysons (VA); On-site; USD 130,000 - 140,000; Full time

Benefits offered by this job

Medical insurance

Dental & vision insurance

401(k) with vesting

Paid parental leave

Bonuses & awards

Professional training reimbursement

Job summary

Integral Federal, Inc. is seeking an Enterprise Integration Engineer to advance VA-EISS modernization through design and delivery of RESTful interfaces and secure data exchanges with VA and external systems.

You will review AI-generated APIs, define interface contracts, and build robust contract testing to ensure security, data integrity and operational resilience. The role requires senior experience in system-to-system integrations, API design, REST/JSON, and enterprise identity/security

Qualifications

• Bachelor’s Degree in computer science or IT related degree with 3-6 years’ experience. Additional years of experience can substitute for a degree for the right candidate.
• Senior experience with system-to-system integrations, API design, REST/JSON, SQL and enterprise identity/security practices.
• Experience with API contract testing, integration failure recovery, monitoring and data validation.
• Ability to review AI-generated interface code and detect security, authorization and data integrity defects.
• Ability to lead technical coordination across developers, QA engineers and external system owners
• Public Trust

Responsibilities

• Define interface contracts, data mappings and integration designs for VA IAM/SSOi, MPI/ICN, VA.gov, FBI, VLM, monument vendors and related NCA systems.
• Engineer secure REST/JSON APIs, service adapters, authentication flows, transformation patterns, error handling and monitoring.
• Critically review AI-generated integrations and code for schema correctness, authorization boundaries, PII handling, retries, idempotency and audit trails.
• Build or validate contract tests, mocks, synthetic test fixtures and integration CI gates; coordinate with platform security and the value-stream Dev/QA Leads.
• Support TEST/UAT interface validation, dependencies, migration cutover and partner troubleshooting.

Skills

System integration

API design

REST/JSON

SQL

Security practices

Education

Bachelor’s degree in CS/IT

Tools

API contract testing

Job description

Integral Federal, Inc. is seeking an Enterprise Integration Engineer to advance VA-EISS modernization through design and delivery of RESTful interfaces and secure data exchanges with VA and external systems.

You will review AI-generated APIs, define interface contracts, and build robust contract testing to ensure security, data integrity and operational resilience. The role requires senior experience in system-to-system integrations, API design, REST/JSON, and enterprise identity/security