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Full Stack Data Engineer Jobs in Gardner, MA (NOW HIRING)

Flex Ltd.

Sr. Mechanical Development Engineer

Littleton, MA · On-site

$108K - $142K/yr

... data centers. Together, we're not just advancing technology - we're redefining cooling standards to ... Create and manage detailed CAD models, 2D drawings, GD&T, and tolerance stack-ups to ensure robust ...

Flex Ltd.

Sr. Mechanical Development Engineer

Littleton, MA · On-site

$108K - $142K/yr

... data centers. Together, we're not just advancing technology - we're redefining cooling standards to ... Create and manage detailed CAD models, 2D drawings, GD&T, and tolerance stack-ups to ensure robust ...

Flex

Sr. Mechanical Development Engineer

Littleton, MA · On-site

$108K - $142K/yr

... data centers.Together, we're not just advancing technology - we're redefining cooling standards to ... Create and manage detailed CAD models, 2D drawings, GD&T, and tolerance stack-ups to ensure robust ...

Flex

Sr. Thermal Systems Engineer

Littleton, MA · On-site

$126K - $173K/yr

... data centers.Together, we're not just advancing technology - we're redefining cooling standards to ... Collaborate with ME/EE on mechanical stack-up, materials, corrosion mitigation (galvanic ...

Flex Ltd.

Sr. Thermal Systems Engineer

Littleton, MA · On-site

$126K - $173K/yr

... data centers. Together, we're not just advancing technology - we're redefining cooling standards to ... Collaborate with ME/EE on mechanical stack-up, materials, corrosion mitigation (galvanic ...

Allergan

Principal Engineer - Automation

Worcester, MA · On-site

$100 - $140/hr

A Principal Engineer has full knowledge of other related disciplines beyond their own area of ... Experiments, often with multiple variables, gathers data, and performs detailed analysis. * Designs ...

Nvidia

EDA Workflow Optimization Engineer

Westford, MA · Hybrid

$115K - $136K/yr

You will understand workflows covering the full chip design process from inception through study ... Experience in applying data analysis principles and influencing data-driven decisions.

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All JobsFull Stack Data Engineer JobsFull Stack Data Engineer Jobs in Gardner, MA

Full Stack Data Engineer information

See Gardner, MA salary details

$47.1K

$142.8K

$201.8K

How much do full stack data engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for full stack data engineer in Gardner, MA is $142,783.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,600.00 and $167,400.00 per year, depending on experience, location, and employer.

What is the difference between Full Stack Data Engineer vs Data Scientist?

AspectFull Stack Data EngineerData Scientist
CredentialsBachelor's/Master's in CS, Data Engineering certificationsBachelor's/Master's in CS, Data Science or related fields
Work EnvironmentBuild data pipelines, manage databases, develop APIsAnalyze data, create models, generate insights
Industry UsageTech, finance, healthcare, where data infrastructure is keyResearch, analytics, product development teams

Full Stack Data Engineers focus on building and maintaining data infrastructure, integrating data from various sources, and ensuring data availability. Data Scientists analyze data, develop models, and generate insights. While both roles require strong technical skills, Full Stack Data Engineers are more involved in data pipeline development, whereas Data Scientists focus on data analysis and modeling.

What are the key skills and qualifications needed to thrive as a full stack data engineer, and why are they important?

To thrive as a Full Stack Data Engineer, you need strong expertise in data modeling, ETL processes, and proficiency in both backend (e.g., Python, Java) and frontend (e.g., JavaScript, React) development, often supported by a degree in computer science or a related field. Familiarity with cloud platforms (such as AWS or Azure), big data tools (like Spark or Hadoop), and database systems (SQL and NoSQL) is typically required, and certifications in these technologies are advantageous. Excellent problem-solving, communication, and collaboration skills help you bridge gaps between data, development, and business teams. These skills ensure you can design, build, and maintain scalable data solutions that meet organizational needs efficiently.

How does a full stack data engineer typically balance responsibilities between backend data infrastructure and frontend data presentation tasks?

Full Stack Data Engineers are often required to split their time between developing robust backend data pipelines and creating user-facing tools or dashboards that visualize data insights. This dual responsibility means you'll need to prioritize tasks based on project needs, effectively collaborating with data scientists, analysts, and frontend developers. Communication is key, as you'll bridge gaps between technical teams and business stakeholders, ensuring data flows seamlessly from source systems to end users. Over time, many engineers find opportunities to specialize further or move into leadership roles overseeing data architecture and team strategy.

What is a full stack data engineer?

A Full Stack Data Engineer is a professional who designs, builds, and maintains the entire data pipeline, from data collection and storage to processing and visualization. They work with both the backend infrastructure (such as databases, data warehouses, and ETL processes) and frontend tools (like dashboards or reporting systems) to ensure data is accessible and usable for analytics. Full Stack Data Engineers possess skills in programming, database management, data modeling, cloud platforms, and often data visualization, allowing them to manage every stage of data flow within an organization.

What are popular job titles related to Full Stack Data Engineer jobs in Gardner, MA?

For Full Stack Data Engineer jobs in Gardner, MA, the most frequently searched job titles are:

What cities near Gardner, MA are hiring for Full Stack Data Engineer jobs?

Cities near Gardner, MA with the most Full Stack Data Engineer job openings:

Full Stack Data Engineer jobs near you

Sr. Mechanical Development Engineer

JetCool Technologies, Inc.

Littleton, MA • On-site

$108K - $142K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago

Job description

At JetCool, a Flex company, we're at the forefront of liquid cooling innovation, delivering advanced solutions that empower our partners in AI and high-performance computing. United by a shared purpose, our teams are pushing the limits of what's possible and tackling complex challenges.
A career at JetCool offers the opportunity to make a real impact by helping build smarter, more sustainable data centers. Together, we're not just advancing technology - we're redefining cooling standards to create a more sustainable tomorrow.
Job Summary
Job Description
To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Sr. Mechanical Development engineer located in Littleton, MA.
Reporting to the Product Manager the Sr. Mechanical Development engineer The Sr. Mechanical Design Engineer will own the design, analysis, validation, and refinement of mechanical components and assemblies that enable reliable, high efficiency liquid cooling. They will work closely with Thermal, Electrical, Product Development, Manufacturing, and Quality teams to take products from concept through launch and into scalable production.
What a typical day looks like:
Mechanical Design & Development
  • Own mechanical design for liquid cooling components including cold plates, manifolds, quick-disconnects, tubing assemblies, housings, and chassis interfaces.
  • Create and manage detailed CAD models, 2D drawings, GD&T, and tolerance stack-ups to ensure robust, manufacturable designs.
  • Select materials and finishes to address corrosion, galvanic compatibility, cleanliness, pressure containment, and long-term durability in liquid cooling environments.
  • Drive sealing strategies using O-rings, gaskets, welds, brazes, and adhesives matched to coolant chemistry and operating conditions.

Engineering Analysis
  • Perform engineering calculations and simulations related to mechanical stress, thermal expansion, fatigue, vibration, flow/pressure, and structural integrity.
  • Collaborate with thermal engineers to optimize mechanical features influencing flow distribution, pressure drop, fin/channel geometry, and heat transfer efficiency.
  • Conduct DFM reviews with suppliers to align machining, brazing, and fabrication methods with design requirements.

Prototyping & Validation
  • Build and iterate on prototypes to evaluate fit, finish, assembly, and performance.
  • Develop mechanical validation plans for pressure tests, leak testing, burst testing, vibration/shock, environmental exposure, thermal cycling, and dimensional inspection.
  • Design test fixtures and support automated data collection where needed.
  • Lead root cause analysis for failures (e.g., leaks, deformation, material incompatibility) and implement corrective design changes.

Manufacturing & Supplier Engagement
  • Collaborate with manufacturing engineering and suppliers on fabrication, machining, brazing, plating, and sealing processes.
  • Define critical-to-quality (CTQ) characteristics and participate in supplier qualification.
  • Review and approve tooling, control plans, and inspection criteria for new mechanical parts.
  • Support build events (EVT/DVT/PVT) and ensure mechanical components meet functionality, quality, and reliability targets.

Cross-Functional Collaboration
  • Work with Program Management and Product Development to translate product requirements into mechanical specifications.
  • Partner with Thermal and Electrical teams to ensure system-level integration of cooling hardware with processors, boards, and rack infrastructure.
  • Provide input to serviceability, reliability, manufacturability, and cost trade-off discussions.
  • Support customer evaluations, pilot deployments, and field feedback analysis.

The experience we're looking to add to our team:
  • BS/MS in Mechanical Engineering or equivalent experience.
  • 7+ years developing complex mechanical components or assemblies for electro mechanical systems; experience with liquid cooling or fluid systems strongly preferred.
  • Strong proficiency with CAD (SolidWorks, Creo, NX), drawing generation, and GD&T (ASME Y14.5).
  • Experience designing for precision machining, brazing, plating, elastomer sealing, and pressure rated components.
  • Hands-on experience with pressure/leak testing, dimensional inspection, materials evaluation, and mechanical validation testing.
  • Familiarity with materials (copper, aluminum, stainless steel, polymers, elastomers) and their behavior in liquid coolant environments.
  • Strong fundamental technical expertise in mechanical design and structural evaluation.
  • Strong working knowledge of fluid dynamics and heat transfer principles.
  • Excellent communication skills and ability to lead technical decisions across teams.

BO18
What you'll receive for the great work you provide:
  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Application Deadline:
Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.
Job Posting Start Date 07-27-2026 Job Posting End Date 10-30-2026
The base pay range for this position is provided below. The final base rate offered will be determined using job-related, non-discriminatory criteria, including but not limited to experience, qualifications, geographic location, education, external market data, and internal equity.
$105,000.00 USD - $144,400.00 USD Annual
Job Category
Design, Process & Technology Engineering
Is Sponsorship Available?
No
JetCool is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at JetCool, you must complete the application process first).

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