Summer 2026

Mechanical Engineer Intern

Posted on 9/10/2025

SI Group

SI Group

1,001-5,000 employees

Global performance additives and APIs supplier

No salary listed

Lake Jackson, TX, USA

In Person

Category
Mechanical Engineering (1)
Requirements
  • Degree program must be Mechanical Engineering
  • Completed a minimum of one year of a degree-granting four year College or University (rising Juniors or Seniors preferred)
  • Must be 18 years or older
  • GPA of 3.0 or higher
  • Eligible for work within the US
  • Completion of pre-employment screening requirements of a background check and drug testing
Responsibilities
  • Assisting with developing and testing plans, programs and procedures related to improving plant equipment reliability
  • Plant Maintenance Support – CMMS, PM processes and compliance
  • Plant and Equipment Reliability – failure analysis, root cause analysis

SI Group supplies specialty chemical products and solutions, focusing on performance additives, process solutions, active pharmaceutical ingredients (APIs), and chemical intermediates. Its offerings enhance quality, performance, and durability across industries such as pharmaceuticals, automotive, and consumer goods. How it works: the company develops tailored chemical formulations and process solutions for customers, leveraging advanced materials and safety/compliance practices. It operates globally with facilities in nine countries and serves customers in over 80 countries, collaborating closely to meet specific application needs. Differences from competitors: emphasis on customer-centric, safety-compliant solutions delivered through global production networks and a broad portfolio across multiple market segments. Goal: to help customers improve product performance while maintaining safety and environmental responsibility through reliable, compliant chemical solutions.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

The Woodlands, Texas

Founded

1999

Simplify Jobs

Simplify's Take

What believers are saying

  • Recapitalization cuts $1.7B debt, adds $150M for growth initiatives in 2025.
  • Strategic partnership with Liaoning Dingjide ensures China production continuity.
  • $2B annual sales from 30 global facilities support supply chain reliability.

What critics are saying

  • Orangeburg closure halts ibuprofen production, loses 74 jobs to BASF competitors.
  • Singapore site shutdown disrupts Asia-Pacific additives supply by 20-30%.
  • Jinshan exit exposes IP theft by Dingjide, eroding 15-25% China revenue.

What makes SI Group unique

  • SI Group leads as world's largest producer of liquid phosphites and specialty antioxidants.
  • Patented ANOX™ NDB™ stabilizer blends dominate non-dust polymer additives market.
  • Over 100 years expertise in performance additives for plastics, rubber, and pharmaceuticals.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Health Savings Account/Flexible Spending Account

Unlimited Paid Time Off

Paid Holidays

401(k) Retirement Plan

401(k) Company Match

Company News

PR Newswire
Dec 24th, 2025
SI Group cuts debt by $1.7B in recapitalisation, secures $150M investment for growth

SI Group, a global manufacturer of performance additives and chemical intermediates, has completed a comprehensive recapitalisation that reduces its net debt by approximately $1.7 billion, representing over 80% of its outstanding indebtedness. The transaction, supported by lenders and equity partners, includes amendments to the company's revolving credit facility to enhance financial flexibility. A new institutional ownership group has invested $150 million in junior capital, demonstrating confidence in SI Group's prospects. The Woodlands, Texas-based company will use the investment to fund working capital needs, operational initiatives and growth acceleration. President and CEO David Bradley said the recapitalisation strengthens the firm's financial foundation, enabling continued investment in growth and operational capabilities whilst supporting customers globally.

SteelOrbis
Aug 29th, 2025
SIJ Group secures €25M financing boost

SIJ Group, a Slovenia-based steelmaker, has secured €25 million in financing from banks including NLB d.d., UniCredit Banka Slovenija d.d., OTP banka d.d., and SID Bank to bolster financial stability amid challenges like increased Asian imports, US tariffs, and high energy costs. In H1, SIJ Group faced a net loss of €23.8 million, with sales revenues down 11% to €518 million. The company is in talks for a long-term refinancing solution to ensure sustainable operations.

Plastech.biz
Apr 2nd, 2025
SI Group to showcase polymer additive innovations at Chinaplas 2025

SI Group, a leading global developer and manufacturer of performance additives, process solutions, pharmaceuticals, and chemical intermediates, will showcase its latest innovations in polymer additive technologies at Chinaplas 2025.

Business Intelligence Monaco
Mar 19th, 2025
SI Group Awarded Bronze Medal by EcoVadis for Corporate Social Responsibility

THE WOODLANDS, Texas, March 19, 2025 /PRNewswire/ - SI Group, a leading global developer and manufacturer of performance additives, process solutions, pharmaceuticals, and chemical intermediates, has received a Bronze medal from EcoVadis, a globally trusted platform for evaluating corporate sustainability performance.

PR Newswire Asia
Sep 25th, 2024
SI GROUP ANNOUNCES PLANS TO CLOSE MANUFACTURING SITE IN SINGAPORE

SI Group announces plans to close manufacturing site in Singapore.

INACTIVE