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Mm1 Jobs (NOW HIRING)

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Mm1 information

What are the key skills and qualifications needed to thrive in the MM1 position, and why are they important?

To thrive as an MM1 (Machinist's Mate First Class) in the U.S. Navy or similar maritime organizations, you need advanced mechanical aptitude, technical troubleshooting skills, and experience with marine engineering systems, generally supported by prior hands-on training and qualifications. Familiarity with maintenance management systems, steam plant operations, and technical manuals is essential, often accompanied by Navy training or equivalent certifications. Leadership, teamwork, and strong communication skills help you effectively supervise junior personnel and coordinate with other departments. These competencies ensure the safe and efficient operation of propulsion and auxiliary systems critical to shipboard and operational success.

What are the primary daily responsibilities of a Machinist's Mate First Class (MM1)?

As a Machinist's Mate First Class (MM1), your typical day involves supervising and performing maintenance on propulsion machinery, auxiliary equipment, and shipboard systems. You'll also be responsible for monitoring equipment performance, troubleshooting mechanical issues, and ensuring compliance with safety protocols. MM1s guide and train junior sailors, ensure maintenance records are up-to-date, and coordinate closely with engineering and operations teams. This role requires strong attention to detail and a proactive approach to both scheduled and corrective maintenance tasks.

What is an MM1?

An MM1 job typically refers to a Machinery Maintenance Mechanic or a similar technical position, often in industries like manufacturing, military, or engineering. The role involves maintaining, repairing, and troubleshooting mechanical equipment to ensure efficient operation. Specific duties may vary based on the industry, but they generally include inspections, part replacements, and preventive maintenance.

More about Mm1 jobs
Infographic showing various Mm1 job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 3% Part Time, and 1% Contract. Highlights an 83% Physical, 9% Hybrid, and 8% Remote job distribution.

Data Architect

System One

Greenbelt, MD • Remote

$95/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Posted 6 days ago


Job description

Data Architect (2 openings) 6-month contract to hire Remote, Greenbelt, MD-based customer Bachelor's Degree + 10 years’ experience= $68/hr. W2 during the contract. $135,000/year conversion Bachelor's + 12 years’ experience= $95/hr. during the contract. $187,000/year Conversion Must have an active IRS Public Trust clearance System One is looking to select an Enterprise Data Architect to support our client's Internal Revenue Service (IRS) EDOS program. The overall mission of this program is to modernize the IRS legacy Tax processing systems and is critical to the overall modernization of the IRS to improve taxpayer experience, increase voluntary compliance, and reduce the IRS’s reliance on costly and unsustainable legacy technology. This role will focus on leading a large data conversation specific to transforming legacy data models and data sets into the new modern system. You will be responsible for analyzing/designing the data conversion and validation plan and leading the testing of the conversion to ensure data integrity and the time needed to convert the data. Responsibilities:

  • Lead a large data conversion specific to transforming legacy data models and data sets into the new modern system.
  • Analyze and design the data conversion and validation plan and lead the testing of the conversion to ensure data integrity and the time needed to convert the data.
Requirements:
  • Bachelor's Degree and 12+ years of overall experience
  • US Citizenship required
  • Must possess an active IRS MBI Clearance and have a current GFE
  • Demonstrable experience having led/participated in Data Architecture Strategy and Roadmap engagements.
  • Design and implementation experience in Big Data technologies (Spark, Hadoop ecosystem, Kafka, NoSQL databases) and familiarity with data architecture patterns (data warehouse, data lake, streaming, Lambda/Kappa architecture)
  • Excellent oral and written communication skills with client stakeholders at all organizational and technical levels
  • Prior experience working on Agile teams

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M- MM1 #LI- MM1 Ref: #851-Rockville-S1