Senior Integrations Engineer (Remote)

CONCEPT SOLUTIONS LLC; Yorktown (VA); Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

401(k) plan

Job summary

Concept Solutions LLC in Reston, VA is seeking a Senior Integration Engineer to support a mission-critical application modernization program for a Department of War customer. You will manage integration services across the application portfolio, including API gateways, OpenAPI contracts, and data feeds, ensuring reliability and security.

The role requires 7+ years in integration engineering, experience with REST APIs, OpenAPI, CDC patterns, and a Top Secret clearance or eligibility.

Qualifications

• 7+ years of experience in integration engineering, including REST APIs, OpenAPI specifications, API gateways, and CDC integration patterns.

Responsibilities

• Maintain privileged access to integration services and API gateways connecting the application portfolio.
• Establish and maintain OpenAPI contracts at the platform gateway to standardize existing integrations.
• Support the platform team's data feeds and integration requirements.
• Work with legacy interfaces and existing application integrations to support modernization without disrupting ongoing operations.
• Troubleshoot complex integration issues and support production application environments.

Skills

REST APIs

OpenAPI specs

API gateways

CDC integration patterns

Tools

Envoy

Debezium

MuleSoft

Job description

Description Concept Solutions, LLC (CS) is seeking an experienced Senior Integration Engineer to support a mission-critical application modernization program for a Department of War (DoW) customer.

This initiative will modernize and streamline access across a portfolio of production applications by establishing a unified platform with single sign-on, a common user experience, and a repeatable approach to integrating applications.

As a Senior Integration Engineer, you will play a key role in maintaining and enhancing the integration services that connect these applications. You will work with API gateways, legacy interfaces, and modern integration patterns to ensure reliable communication between systems while supporting the continued operation of existing mission-critical applications.

• Maintain privileged access to integration services and API gateways connecting the application portfolio.
• Establish and maintain OpenAPI contracts at the platform gateway to standardize existing integrations.
• Support the platform team's data feeds and integration requirements.
• Work with legacy interfaces and existing application integrations to support modernization without disrupting ongoing operations.
• 7+ years of experience in integration engineering, including REST APIs, OpenAPI specifications, API gateways, and message-based or Change Data Capture (CDC) integration patterns.
• ~ Ability to troubleshoot complex integration issues and support production application environments.
• ~ Current favorably adjudicated Tier 5 investigation or active Top Secret clearance.

Experience with Envoy, Debezium, MuleSoft, or similar integration technologies.

Location: Remote

Schedule: Full-time, Monday through Friday, with core hours of 9:0 a.m. Work follows two-week sprints, with customer demonstration each sprint.

Travel: 0–10%, within the Washington, DC metropolitan area.

Candidates must hold a current favorably adjudicated Tier 5 investigation, hold a Top Secret clearance, or be eligible to obtain one.

Founded in 1999 and headquartered in Reston, Virginia, Concept Solutions, LLC (CS) is a leading small business in technology, engineering, and management consulting. We are the innovative and agile force behind strategic solutions that enhance organizational efficiency and safeguard our nation across Aerospace, Defense, and National Security sectors.

For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services.

Over two decades of experience across over $300 million in contract awards supporting critical FAA programs

Multiple contract vehicles providing opportunities across FAA, DoD, NOAA, and other Federal agencies

We offer health, dental, vision and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting.

Concept Solutions is an Equal Opportunity Employer, and we value workplace diversity. We invite resumes from all interested parties and consider applicants for all positions without regard to race, color, religion, sex, national origin, age, marital status, sexual preference, personal appearance, family responsibility, the presence of a non-job-related medical condition or physical disability, matriculation, political affiliation, veteran status or any other legally protected status.

Concept Solutions 3

Concept Solutions is a VEVRAA federal contractor, and we request priority referral of veterans for available positions.