Engineering Journal Jobs in Beach Park Illinois
33 positions found
Job Title: Packaging Engineer
Location: North Chicago, IL
Hire Type: Open-ended Contract, Onsite
Target Pay Rate: $40.00 - $45.00/hour (W2)
Benefits: PTO, paid holidays, BCBS Medical plans, Dental/Vision plans, 401(k), and ESOP
Must-Have Skills:
- Packaging design & development experience (materials, structures, functionality)
- Packaging testing & validation expertise (performance, shipping, integrity)
- Manufacturing/plant experience (trials, troubleshooting, production support)
Job Summary:
The Packaging Engineer develops and implements packaging solutions for new and existing products, ensuring functionality, cost-effectiveness, and compatibility with manufacturing. This role supports pharmaceutical and/or combination product packaging through design, testing, validation, and cross-functional collaboration.
Job Duties:
- Design and develop primary, secondary, and tertiary packaging solutions
- Create and maintain packaging documentation (BOMs, specs, assembly instructions)
- Lead packaging validation and ensure compliance with FDA regulations (21 CFR 201, 210, 211)
- Develop and execute testing protocols (performance, container/closure integrity, shipping)
- Conduct plant trials, analyze results, and make recommendations on packaging viability
- Evaluate new materials and technologies to improve performance, cost, and efficiency
- Collaborate with internal teams and external suppliers to meet project timelines
- Support labeling, artwork review, and packaging design verification
- Troubleshoot packaging issues and support manufacturing operations
Qualifications:
- Bachelor's degree in Packaging Science, Packaging Engineering, or related field
- 2+ years of packaging design experience.
- Strong knowledge of packaging materials (corrugate, plastics, cartons, films) and testing methods
- Experience with packaging validation, documentation, and regulatory requirements
- Familiarity with manufacturing processes and packaging equipment (e.g., form-fill-seal)
- Ability to create 2D drawings
- Experience with pharmaceutical or combination product packaging is a plus.
Manufacturing Operations Manager
Our Manufacturing Operations Manager oversees execution of manufacturing, and production for the plant which includes safety, productivity, labor, cost, production schedule, quality, and continuous process improvements to meet established business goals. Plans and coordinates efficient and economical manufacturing activities and provides quality levels and service that exceed the customer’s expectations. Responsible for driving key initiatives to ensure cost reduction, inventory management, delivery performance, and key performance indicator (KPI) targets.
What will you be doing -
- Oversee and manage all manufacturing activities to ensure safety, quality, cost, and morale and to meet and exceed customer and Company requirements.
- Assist General Manager in the development and management of annual plan, budget, operating and capital expense budgets, Key Performance Indicators (KPI), operating efficiency, and cost control.
- Coordinate and guide activities in the areas of manufacturing, Lean, 5S, quality enhancements, staffing, training, and employee relations. Manage production supervisors.
What are we looking for -
- Bachelor’s Degree in Manufacturing, Industrial, or Operations Management; Mechanical, Industrial or Manufacturing Engineering; Supply Chain; Business Administration; or related field preferred but not required.
- 7-10+ years of manufacturing (i.e., assembly, cutting, fabrication, welding, painting, etc.) experience.
- 5+ years of progressively responsible manufacturing supervision/management experience.
- Practical experience applying Lean, Continuous Improvement, and Total Quality Production System (TQPS) principles in a manufacturing environment preferred.
- Experience with manufacturing and production KPIs/Analytics including the Production Efficiency (PEFF) system preferred.
- Experience with ERP/MRP systems and integrated computer programs and applications.
4Front Engineered Solutions is a leader in the door and docking industry. This role supports High Performance Doors, under the brand names Dynaco, Albany, and TKO, on-site at our Kenosha, WI facility.
What we offer -
- Medical, dental and vision insurance (HSA includes company contribution)
- STD, LTD, Life and AD&D insurance
- 401k including company match
- Variable compensation bonus plan paid out quarterly
- Reimbursement for select PPE
- 11 paid holidays
- 3 weeks of PTO per year, accrued with each bi-weekly payroll cycle
Why apply?
- Empowerment: You’ll work as part of a global team in a flexible work environment, learning and enhancing your expertise.
- Innovation: You embrace challenges and want to drive ambitious change.
- Integrity: You are results-oriented, reliable, straightforward and value being treated accordingly.
If you are interested or know someone who may be interested in working for a premier employer or want more information, please contact John Vandenberg at , 262-496-5374.
This role provides direct floor leadership to ensure compliant, efficient execution of production activities from line readiness through batch completion.
The Supervisor maintains an active presence on the floor to monitor aseptic behaviors, ensure SOPs/GDP adherence, and address non-compliant actions in real time.
Responsibilities include verifying in-process controls, ensuring accurate and timely documentation, overseeing changeovers and cleaning activities, and collaborating with Quality/Engineering to resolve issues, drive deviations investigations and CAPAs, and maintain audit ready operations.
The position is accountable for delivering safety, quality, OEE, and schedule adherence.
Job Description Shift/Hours: Mon-Friday 1st: 6:00am-2:30pm 2nd: 2:00pm-10:30pm 3rd: 10:00pm-6:30am Responsibilities: Lead end-to-end execution of the assigned ISO-classified cleanroom production line by verifying readiness (people, materials, documents, equipment), authorizing startup, supervising line operations, and ensuring accurate and timely batch documentation.
Serve as the line’s compliance leader, enforcing cleanroom discipline (gowning, behavior, material and personnel flow) and GDP practices.
Exercise authority to stop the line, escalate issues per procedure when controls are at risk, and correct any noncompliant behaviors in real time.
Perform and document all pre-run requirements, including line clearance procedures, environmental checks, tooling and parameter verification, material/label reconciliation, and verifying documentation is current, approved, and applicable to the process.
Maintain active presence on the floor to observe and ensure proper aseptic behaviors; provide timely coaching and corrective action; and stop work immediately when procedural drift is observed.
Ensure timely and accurate completion of production records, performing proactive page reviews and coordinating with QA to achieve accurate and timely closure of records.
Perform periodic in-process checks (functional and visual inspections) per MBR; quarantine nonconforming product promptly; and support on the floor triage and root cause assessment.
Coordinate structured changeovers and cleaning, including oversight of in-between batch cleaning activities.
Verify documentation quality and manage materials/logistics to maintain unidirectional flow and proper segregation.
Initiate deviations with objective evidence, perform impact assessments, support investigations/root cause analysis, and drive immediate corrective actions.
Escalate promptly in accordance with QCU authority.
Direct daily work and coach operator performance, qualifying employees to standard work, reinforcing retraining needs, and partnering with Training to ensure records remain current.
Champion safety and operational excellence by conducting Gembas, driving 6S and visual management standards, and leading Kaizen activities to reduce waste and improve OEE.
Act as primary contact for Quality, Maintenance, Engineering, and Supply Chain, ensuring structured shift handoffs and timely communication when issues arise.
Required Experience: High school diploma or equivalent.
3 years of aseptic manufacturing experience in GMP and ISO-cleanroom environments.
2 years of previous leadership experience working in an FDA-regulated environment.
Strong working knowledge of GMP regulations, aseptic techniques, and biopharmaceutical manufacturing processes, with the ability to execute work in compliance with SOPs, batch records, and technical documentation.
Demonstrated attention to detail with the ability to accurately complete GMP documentation and support investigations and escalate issues.
Effective communication and interpersonal skills, including the ability to guide and collaborate with others.
Must be able to maintain active and constant presence inside ISO-cleanrooms.
Fluently speak, read and write English.
Flexibility to work a modified schedule.
Preferred Qualifications: Bachelor's degree in STEM field.
5 years of hands-on experience in GMP-regulated pharmaceutical or biopharmaceutical manufacturing.
Effective problem solving/root cause analysis skills.
At least 1 year of experience managing people, including hiring, developing, motivating and directing people as they work.
Previous supervisory experience working in a FDA-regulated environment.
Advanced knowledge of upstream and/or downstream bioprocessing operations Experience supporting audits, inspections, and regulatory interactions Familiarity with continuous improvement methodologies and operational excellence initiatives Strong problem-solving skills with the ability to work cross-functionally Medline Industries, LP, and its subsidiaries, offer a competitive total rewards package, continuing education & training, and tremendous potential with a growing worldwide organization.
The anticipated salary range for this position: $73,000.00
- $110,000.00 Annual The actual salary will vary based on applicant’s location, education, experience, skills, and abilities.
This role is bonus and/or incentive eligible.
Medline will not pay less than the applicable minimum wage or salary threshold.
Our benefit package includes health insurance, life and disability, 401(k) contributions, paid time off, etc., for employees working 30 or more hours per week on average.
For a more comprehensive list of our benefits please click here .
For roles where employees work less than 30 hours per week, benefits include 401(k) contributions as well as access to the Employee Assistance Program, Employee Resource Groups and the Employee Service Corp.
We’re dedicated to creating a Medline where everyone feels they belong and can grow their career.
We strive to do this by seeking diversity in all forms, acting inclusively, and ensuring that people have tools and resources to perform at their best.
Explore our Belonging page here .
Medline Industries, LP is an equal opportunity employer.
Medline evaluates qualified individuals without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, age, disability, neurodivergence, protected veteran status, marital or family status, caregiver responsibilities, genetic information, or any other characteristic protected by applicable federal, state, or local laws.
We are seeking a hands-on, detail-oriented Quality Supervisor to lead quality assurance and inspection efforts within a fast-paced manufacturing environment. This is a high-impact leadership role for someone who thrives on driving quality standards, developing strong teams, and improving processes that directly impact product performance and customer satisfaction.
If you’re passionate about building a culture of accountability, continuous improvement, and operational excellence, this is an outstanding opportunity to make a visible impact.
This is more than a traditional quality leadership role — it’s a chance to step into a highly visible position within a growing manufacturing organization that is backed by a major industry player and investing heavily in its future. With strong momentum, expanding capabilities, and a clear path for growth, this role offers the opportunity to make a measurable impact while helping shape the next chapter of the business.
What You’ll Do
As the Quality Supervisor, you will oversee day-to-day quality operations across the manufacturing process and ensure products meet rigorous internal and external standards. You’ll partner cross-functionally with production, engineering, and operations teams to resolve issues, improve systems, and elevate overall quality performance.
Key Responsibilities
- Lead and coordinate quality assurance and inspection activities across manufacturing operations
- Supervise a team of quality inspectors, technicians, and team leads across multiple shifts
- Ensure compliance with ISO 9001, ISO 14001, and other applicable quality standards
- Develop, implement, and maintain quality control procedures, systems, and documentation
- Conduct internal audits and help prepare for external audits and inspections
- Drive root cause analysis on non-conformances and lead corrective/preventive actions (CAPA)
- Partner with cross-functional teams to quickly resolve quality issues and improve outcomes
- Maintain inspection records and quality documentation with a high level of accuracy
- Train team members on quality systems, inspection methods, and regulatory requirements
- Identify and implement process improvements that enhance product quality and operational efficiency
- Support and enforce plant safety standards and best practices
What We’re Looking For
We’re looking for a leader who can balance technical quality expertise with strong people leadership. The ideal candidate brings a solid foundation in manufacturing quality systems, understands how to work across teams, and knows how to create structure and accountability on the floor.
Preferred Qualifications
- 3+ years of supervisory experience in a manufacturing environment
- 5+ years of experience working with ISO 9001 quality systems
- Experience leading quality assurance, inspection, or quality systems in a production setting
- Strong experience with root cause analysis, non-conformance resolution, and CAPA processes
- Ability to read and interpret blueprints, technical drawings, machining drawings, and CAD models
- Experience with ERP systems and strong working knowledge of Excel
- Hands-on experience using precision inspection equipment such as:
- CMM
- 3D scanners
- Calipers
- Gauges and other metrology tools
- Strong communication skills with the ability to lead teams and collaborate cross-functionally
- High school diploma required; bachelor’s degree in Engineering, Quality, Business, or a related field preferred
- Relevant quality certifications are a plus
Responsible for the safe maintenance of park rides, machinery and equipment.
Full-Time, Year Round, Hourly, paid weekly
Perks:
- Benefit options include, but are not limited to: Medical, Dental, Vision, Accident Insurance, and Group Auto and Home
- Retirement Benefits Include: 401K & Roth 401K
- Exclusive Employee Perks and Pricing for Season Passes and Tickets
Responsibilities:
- Perform visual inspections of assigned rides and attractions
- Perform rehab work on theme park rides and attractions
- Maintain, erect, repair and trouble-shoot various theme park rides and attractions
- Visually inspect and listen to machines and equipment to locate causes of malfunctions
- Remove and/or replace worn or defective parts using hand and/or power tools
- Perform routine preventative maintenance on various equipment including rides and attractions
- Keep a daily duty log of maintenance work performed as well as accurate records of preventative maintenance
- Should possess practical skill and proficient knowledge in two or more trades, such as: mechanical, electrical, electronics, hydraulics, pneumatics, carpentry, welding and small combustion engine repair and maintenance
- Must be able to trouble-shoot clearly, calmly and safely in the presence of Guests and fellow Team Members
- Should have strong mechanical, electrical & hydraulic experience
- Must possess strong safety sensitivity & ability to work with many different types of mechanical devises
- Must be able to read, write, speak and understand English
- Must possess the mental and physical capacities necessary to perform the primary job duties, including climbing and working at heights up to and in excess of 150ft., crawling and working in confined spaces and lifting up to 100 lbs. Must be able to work outdoors in extreme temperatures. Must possess the physical dexterity to operate hand tools and motor vehicles
- Must have tools and equipment to perform required duties and tasks as assigned
- Must possess a valid Driver's License
- Must be 18 years or older
This role serves as a technical and operational resource on the production floor, supporting production flow, compliance, and continuous improvement without formal supervisory authority.
Job Description AVAILABLE SHIFTS: 1st Shift: Mon-Fri 6am-2:30pm 2nd Shift: Mon-Fri 2pm-10:30pm 3rd Shift: Mon-Fri 10pm-6:30am MAJOR RESPONSIBILITIES Acts as a technical and workflow lead by coordinating daily manufacturing tasks, prioritizing activities, and supporting efficient production flow without formal people management responsibility.
Provides on-the-job guidance, mentoring, and training to manufacturing technicians and lower-level operators to ensure adherence to procedures, safety standards, and GMP requirements.
Performs advanced, hands-on biopharmaceutical manufacturing activities, including media and buffer preparation, aseptic processing, equipment cleaning and sterilization, and any responsibilities to support production and schedule adherence.
Sets up, operates, monitors, and adjusts bioprocessing equipment such as autoclaves, washer-sterilizers, filtration systems, fermenters, and fill-finish equipment.
Prepares, cleans, assembles, and stages tanks, glassware, components, and systems for batch manufacturing operations in accordance with approved procedures.
Monitors critical process parameters, production data, and outputs to ensure compliance with batch records, specifications, and quality standards.
Identifies, documents, and escalates deviations, abnormal events, and process issues in accordance with quality systems and regulatory expectations.
Maintains accurate and complete batch documentation, equipment logs, inventory records, and other GMP compliance documentation.
Follows and reinforces standard operating procedures (SOPs), manufacturing instructions, and all applicable safety, quality, and regulatory guidelines.
Collaborates with engineering, quality, and maintenance teams on troubleshooting, investigations, testing, and process optimization activities.
Supports continuous improvement initiatives by providing technical input, identifying opportunities for efficiency or quality improvements, and assisting with implementation of approved changes.
MINIMUM JOB REQUIREMENTS Education High school diploma or GED required Work Experience 2-3 years of manufacturing experience.
Experience in aseptic manufacturing experience in GMP and ISO-cleanroom environments.
Knowledge / Skills / Abilities Proven ability to operate, monitor, troubleshoot, and maintain biopharmaceutical manufacturing equipment.
Demonstrated attention to detail with the ability to accurately complete GMP documentation and support investigations and escalate issues.
Effective communication and interpersonal skills, including the ability to guide and collaborate with others.
Comfortable working in cleanroom and controlled environments while adhering to gowning, safety, and quality requirements.
Flexibility to work mandatory overtime based on business needs.
Ability to speak, read, and write English with proficiency PREFERRED JOB REQUIREMENTS Education Bachelor's degree in STEM field Work Experience 2 years of hands-on experience in GMP-regulated pharmaceutical or biopharmaceutical manufacturing.
Demonstrated experience performing advanced manufacturing operations such as aseptic processing, media/buffer preparation, and equipment operation Knowledge / Skills / Abilities Advanced knowledge of upstream and/or downstream bioprocessing operations Experience supporting audits, inspections, and regulatory interactions Familiarity with continuous improvement methodologies and operational excellence initiatives Strong problem-solving skills with the ability to work cross-functionally Medline Industries, LP, and its subsidiaries, offer a competitive total rewards package, continuing education & training, and tremendous potential with a growing worldwide organization.
The anticipated salary range for this position: $28.75
- $41.75 Hourly The actual salary will vary based on applicant’s location, education, experience, skills, and abilities.
Medline will not pay less than the applicable minimum wage or salary threshold.
Our benefit package includes health insurance, life and disability, 401(k) contributions, paid time off, etc., for employees working 30 or more hours per week on average.
For a more comprehensive list of our benefits please click here .
For roles where employees work less than 30 hours per week, benefits include 401(k) contributions as well as access to the Employee Assistance Program, Employee Resource Groups and the Employee Service Corp.
We’re dedicated to creating a Medline where everyone feels they belong and can grow their career.
We strive to do this by seeking diversity in all forms, acting inclusively, and ensuring that people have tools and resources to perform at their best.
Explore our Belonging page here .
Medline Industries, LP is an equal opportunity employer.
Medline evaluates qualified individuals without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, age, disability, neurodivergence, protected veteran status, marital or family status, caregiver responsibilities, genetic information, or any other characteristic protected by applicable federal, state, or local laws.
Work Location: North Chicago, IL 60064
Assignment Duration: 06 Months (Possible Extension)
Work Arrangement: Onsite
Position Summary: The Laboratory Coordinator will develop and administer various laboratory equipment support functions throughout our organization's R&D sites. This position involves serving as liaison among our organization's internal personnel as well as external organizations, to aid in equipment selection, purchasing (equipment and services), onboarding, calibration/service/repair, and decommissioning.
Background & Context: These functions will be executed with consideration for laboratory needs, as well as quality and cost effectiveness of internal and external service providers.
Key Responsibilities:
- Interface with vendors, OEM, and internal service organizations to address laboratory equipment service needs.
- Assist R&D personnel with selection and purchase of laboratory equipment and services.
- Provide administrative support throughout equipment lifecycle (onboarding, maintenance/repair, decommissioning).
- Serve as liaison to on-site vendor service personnel.
- Receive incoming work requests and generate workorders on demand.
- Process work orders and contracts within IBM Maximo system to ensure equipment status, service activities, and all cost of ownership expenses are properly documented.
- Maintain equipment warranty and service contract data within Maximo system and Access database.
- Process service contract renewals, including review of equipment reliability histories, determination of insourcing potential, and overall assessment of cost benefits.
- Work with department leadership to develop and refine processes in support of department functions.
Qualifications & Experience:
- College Degree or equivalent experience. A technical degree (Engineering or Science) is preferred.
- Knowledge of basic regulatory requirements, laboratory safety, and GxP.
- At least 2+ years of experience with a variety of laboratory equipment, either having served as a lab analyst, lab equipment service provider, or both.
- Effective written and oral communication skills capable of accommodating a diverse audience.
- Proficient in data entry, analysis, and presentation, particularly within Maximo, Cognos, and SAP environments.
- Attention to detail, strong organization and planning skills.
- Capable of independently developing creative solutions in a fast-paced environment.
- Self-motivated and positive attitude with a great desire to contribute to our success.
A leader in technology and innovation, Southwire Company, LLC is one of North America’s largest wire and cable producers. Southwire and its subsidiaries manufacture building wire and cable, utility products, metal-clad cable, portable and electronic cord products, OEM wire products and engineered products.
Value Stream Manager Summary
The Value Stream Manager is a leadership role that will be primarily focused on ensuring a safe work environment for all team members, while maintaining continuous operational execution and production of quality products that are delivered on-time to customers within established cost targets.
The Value Stream Manager will focus on eliminating waste developed in the value stream process, identifying business growth opportunities, understanding the importance of customer value created by the company, maximizing capacity to grow sales and driving lean continuous improvement.
Strategically focused and leading/driving team members in Kaizen events, problem solving activities, owning the value stream.
Key Responsibilities
- Manage all value stream related KPIs (SQDCI).
- Co-leads recordable or significant case investigations including root-cause and corrective actions.
- Responsible for ensuring the execution of findings of accident investigations and safety alerts within their value stream.
- Ensure policies and processes are deployed uniformly throughout the value stream.
- Actively leads the daily huddle process and can share information related to value stream as needed.
- Lead problem solving events and follow-up with corrective actions for completion
- Create a standard for value stream process and ensure entire team are properly trained, resourced, supplied, and managed to attain the objectives
- Develop a highly motivated and committed workforce with emphasis on the development of skills needed to accomplish safety, quality, on-time delivery, and product cost goals.
Qualifications And Experience Requirements
- Bachelor’s degree is required
- 5+ years of management experience
- Bilingual is a plus
- Lean manufacturing experience is required
- Strong MS Excel experience desired
- SAP is preferred
Benefits We Offer:
- 401k with Matching
- Family and Individual Insurance Packages (Health, Life, Dental, and Vision)
- Paid Time Off & Paid Holidays
- Long & Short-Term Disability
- Supplemental Insurance Plans
- Employee Assistance Program
- Employee Referral Program
- Tuition Reimbursement Programs
- Advancement & Professional Growth opportunities
- Parental Leave
- & More
Southwire is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.
Role: MEP Engineer – Capital Projects
Location: North Chicago, IL/Milwaukee, WI/Indianapolis, IN
Duration: 12+Months(Contract#W2)
Client: Pharmaceutical
Objective:
Ensure all mechanical, electrical, and plumbing (MEP) installations meet the approved design, performance standards, and regulatory requirements through inspection, verification, and proper documentation.
Key Responsibilities:
Electrical Systems
- Inspect electrical equipment, wiring, and installations to ensure compliance with approved designs and regulations.
- Review instrument calibration certificates and loop testing documents.
- Check instrument air systems, tubing, and junction box installations.
- Verify grounding, bonding, and safety disconnect systems.
- Inspect motor control centers (MCC), variable frequency drives (VFD), and power distribution systems.
- Review electrical documentation and as-built drawings.
Mechanical Systems
- Inspect mechanical equipment and installations to ensure compliance with approved designs and regulations.
- Review mechanical drawings, specifications, and documentation.
- Monitor mechanical construction progress and quality.
- Review mechanical as-built documentation.
Quality & Compliance
- Review design documents, technical drawings, and layouts against project requirements (URS).
- Document construction progress and quality observations.
- Identify and report deviations or non-conformities.
- Inspect damaged materials and report issues.
- Schedule and conduct site inspections.
Coordination & Reporting
- Attend project meetings as required.
- Collaborate with engineering, QA, contractors, and suppliers to resolve issues.
- Provide inspection feedback and corrective action recommendations.
- Maintain and share earned value/credit reports with project stakeholders.
Kindly share resume at or call me at 678-935-7045 to discuss more!
Job Title: Deviation Investigation Writer/Associate
Location: Pleasant Prairie, WI
Duration: 3-Month Contract (Potential of Extension)
Overview:
We are seeking two detail-oriented and driven professionals to join a dynamic manufacturing
operations team as Deviation Investigation Writers. These individuals will play a critical role in
supporting quality compliance by documenting and investigating deviations—unexpected events that
impact product quality, safety, or regulatory standards.
Key Responsibilities:
- Ghostwrite deviation investigation reports on behalf of technical staff, including operators and engineers.
- Collaborate with subject matter experts to gather information and draft clear, audit-ready documentation.
- Support root cause investigations (RCI) and contribute to continuous improvement efforts.
- Assist in managing deviations across various manufacturing areas, including filling, inspection robotics, and process operations.
- Ensure documentation meets regulatory standards and is easily understandable by auditors and cross-functional teams.
Required Qualifications:
- Proven experience in technical writing, preferably in a regulated or manufacturing environment.
- Background in quality assurance, engineering, or a related technical field.
- Ability to quickly learn complex manufacturing processes and translate them into clear, structured documentation.
- Strong analytical and communication skills.
- Comfortable working independently and collaboratively in a fast-paced setting.
Preferred Qualifications:
- Experience writing deviation investigation reports or supporting root cause analysis.
- Familiarity with manufacturing environments such as pharmaceutical, chemical, or food production.
- Understanding of parenteral manufacturing processes is a plus, but not required.