Senior MQ Engineer

General information Job Posting Title Senior MQ Engineer Date Monday, September 29, 2025 City Annapolis Junction State MD Country United States Working time Full-time

Maximus is seeking an experienced Senior MQ Engineer to support a federal client in their mission‑critical defense systems for Homeland Security. In this role, you will be responsible for the daily operations and administration of IBM MQ environments, ensuring secure, reliable message flow across applications. The position is on‑site five days a week and requires an active secret clearance.

• Design, implement, and maintain scalable, secure, and high‑performing IBM MQ and Liberty messaging infrastructure, including queue managers, channels, queues, clustering, and high‑availability configurations.
• Monitor system health and performance metrics, identifying and resolving bottlenecks, tuning MQ settings, and optimizing configurations to ensure reliable and efficient operations.
• Lead enterprise messaging initiatives, including planning, execution, testing, and deployment, while ensuring alignment with business and IT strategies.
• Provide advanced troubleshooting and serve as the final escalation point for complex MQ and Liberty issues; support junior admins and application teams during integration and issue resolution.
• Implement and manage security controls, encryption, and auditing across MQ environments to maintain data integrity and meet compliance requirements.
• Perform capacity planning and resource forecasting to support growth and ensure scalability across enterprise environments.
• Collaborate with cross‑functional teams—such as infrastructure, development, and operations—to ensure seamless messaging integration and support.
• Develop and maintain technical documentation including architecture, procedures, troubleshooting steps, and recovery strategies.
• Stay current on MQ technologies, patches, and best practices; recommend and implement enhancements to maintain a competitive and compliant messaging environment.
• Other tasks as assigned.

• Active Secret clearance is required.
• Due to contract requirements, only US Citizens can be considered. Candidates with dual citizenship cannot be considered.
• 12 or more years of experience in a MQ Engineer role or in a related field.
• Experience with Web Sphere.
• Candidates must reside within a commutable distance for daily onsite work and on‑call requirements.
• This contract supports systems that require 24x7x365 uptime. Candidates must be willing and able to meet recall requirements, including participation in a rotational on‑call schedule.
• This individual must be able to accommodate a rotational on‑call schedule as needed.

• IBM System Admin for MQ certification.
• Experience with IBM Web Sphere Liberty.

Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics. Pay transparency:
Maximus compensation is based on various factors including, but not limited to, job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis, seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus's total compensation package. Other rewards may include short‑ and long‑term incentives as well as program‑specific awards.

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