As400 Skills: Example Usage on Resumes, Skill Set & Top Keywords in 2025
Including AS400 expertise on your resume signals to recruiters your proficiency in legacy systems and highlights your ability to handle complex operational challenges. Delve into the guide below for inspirations to refine your resume, discovering alternatives and expanded applications for your skill set.
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The AS400 skill refers to a person's ability to operate and manage the IBM AS/400 computer system, known for its robust applications in enterprise resource planning and legacy software. Having AS400 skills on your resume indicates that you have experience with a reliable and time-tested system that's been used across various industries for critical business functions. These skills can showcase your ability to handle important data and complex tasks efficiently.
However, one potential drawback of listing AS400 on your resume is that it may give the impression that your technical expertise is outdated, as newer technologies have emerged. Employers might prefer candidates proficient in current systems and programming languages. Instead of focusing solely on AS400, consider balancing your resume with additional relevant modern skills, such as proficiency in current databases, programming languages, or cloud services, to demonstrate a broader IT skill set that's attractive in today's job market.
In this article, you will learn:
- The drawbacks of listing AS400 as a standalone skill on your resume.
- Modern skills to learn and include on your resume that complement AS400 experience.
- Good and bad examples of how to showcase AS400 skills, along with synonyms and alternative phrases.
Misusage of as400 on resumes
Showcasing AS400 skills on a resume demands accuracy and relevance to catch the eye of potential employers. Overstating or misrepresenting your expertise can harm your credibility and hinder your job search. Avoid common pitfalls when listing AS400 skills to present a clear and honest depiction of your abilities.
- Summary section: "AS400 wizard capable of revolutionizing database management" – promises unrealistic transformation and uses jargon.
- Experience section: "Led a team in upgrading AS400 systems to the latest version" – inaccurate if you only participated in the process without leading it.
- Achievements section: "Increased company profits by over 50% through exclusive use of AS400" – implausible and suggests a lack of understanding of how the skill contributes to broader business goals.
How to demonstrate as400 skills on your resume
- List specific AS400 systems (e.g., iSeries, System i) and applications (e.g., RPG, CL) you have experience with.
- Detail your experience with AS400 operations such as backup and recovery procedures, job scheduling, and performance tuning.
- Highlight any projects where you optimized AS400 system configurations or improved database efficiency.
- Include examples of custom programs or reports you've created using AS400 tools.
- Mention any certifications or training courses you have completed related to AS400 systems management and development.
Example 1: Demonstrate as400 in the experience section
Experience
Systems Analyst
IBM
04/2019 - Present 
Chicago, IL
- •Implemented an AS400-based inventory management system that led to a 20% decrease in overstock.
- •Revitalized logistics workflow through AS400 automation, shaving off 30 minutes from the processing time per order.
- •Managed a team in developing a custom application on AS400 for accounting, improving report accuracy by 15%.
IT Specialist
Accenture
08/2015 - 03/2019 New York, NY
- •Oversaw the maintenance of AS400 systems, reducing downtime by 40% and enhancing productivity.
- •Initiated a company-wide training program on AS400 procedures, upskilling 100+ employees across various departments.
- •Liaised with clients to tailor AS400 applications to their financial operations, boosting transaction processing speed by 25%.
AS400 Developer
Johnson & Johnson
01/2009 - 07/2015 Raritan, NJ
- •Pioneered the integration of AS400 systems with mobile platforms, leading to a 35% increase in remote workforce efficiency.
- •Executed a critical database migration project on AS400, resulting in zero data loss and maintaining 99.9% uptime.
- •Designed and implemented a secure AS400-based customer data protection system, enhancing data security compliance by 50%.
RIGHT
- Use clear position titles that match the job duties and responsibilities.
- Include specific dates to showcase the duration of your work experience.
- Quantify your achievements with numbers that show the impact of your work.
- Highlight diverse aspects of your job to show your versatility and adaptability.
- Focus on your contributions rather than generic job duties to demonstrate the value you brought to the company.
- Opt to describe the actual projects you worked on and the specific benefits they had for the business.
- Ensure each point is concise and directly relates to your proficiency and experience with AS400.
- Write in a manner that reflects professionalism, clarity, and provides insight into your capabilities.
Example 2: Demonstrate as400 in the summary section
Summary
With a robust 10-year background in IT and specialized expertise in AS400 systems, I have successfully revamped data management processes, leading to a 30% increase in operational efficiency at my previous position. My strong commitment to streamlining backend systems is matched by my active problem-solving skills and a thorough understanding of SQL and DB2, which I've applied to deliver substantial database optimizations. A significant highlight of my career was leading a team that developed a comprehensive inventory management system, directly contributing to a 20% reduction in logistics costs.
RIGHT
- The summary clearly denotes the candidate's extensive experience without vague phrases, providing a solid timeframe of 10 years in the field.
- It directly states the applicant’s technical prowess with AS400 systems, SQL, and DB2, avoiding generic terms and focusing on specific skills.
- Describing a key professional victory shows a pattern of delivering measurable results, which is more convincing than generic self-praise.
- The mention of increasing operational efficiency and reducing logistics costs demonstrates the candidate's impact on past organizations with concrete percentages.
- The use of simple language makes the summary accessible while ensuring its appeal to recruiters by highlighting achievements and skills relevant to the role.
Example 3: Demonstrate as400 in the achievements section
Achievements
Streamlined Inventory Tracking
Revamped the inventory system using AS400, reducing error rates by 30% and saving 20 hours of manual work weekly.
Enhanced Data Processing
Developed a new data processing method with AS400, which accelerated report generation by 50% and improved data accuracy.
Optimized Supply Chain Management
Integrated supply chain solutions into AS400, which increased efficiency by 25% and strengthened vendor relationships.
RIGHT
- Shows clear results and impact of the applicant's work with real statistics.
- Uses specific examples to illustrate how the applicant's skills contributed to their past job roles.
- Focused on AS400 skill without relying on overused buzzwords, emphasizing practical achievements.
- Descriptions are short yet comprehensive, focusing on key details like percentage improvements and time saved.
What are the relevant certifications for as400 skills on resume
Certifications for AS400 skills are invaluable for validating your expertise and improving your employment prospects in this technical field.
The top 5 certifications for gaining as400 skills expertise:
This certificate exemplifies knowledge of fundamental project management practices and principles, which can be beneficial in managing AS400-related projects.
This specific certification demonstrates your ability to perform system administration tasks on IBM i on Power Systems, including AS400 servers.
ITF+ provides a basic understanding of IT concepts, which lays the groundwork for developing further AS400 competencies.
This certificate indicates that you have the skills to develop and maintain applications on IBM i on Power, which covers AS400 systems.
While not AS400-specific, this certification includes cloud computing fundamentals that can be applied to managing AS400 environments in the cloud.
Top skills people add together with as400 skill on resume:
HARD SKILLS
RPG
CL (Control Language)
SQL
DB2
COBOL
IBM iSeries
RPGLE
IBM Power Systems
System Administration
Data Migration
SOFT SKILLS
Problem-solving
Attention to detail
Communication
Analytical thinking
Teamwork
Adaptability
Time management
Organization
Customer service
Critical thinking
Project management
Most relevant jobs for as400 skills
- AS400 System Administrator - Responsible for managing and maintaining AS400 systems for reliable operations.
- AS400 Application Developer - Develops and maintains applications running on the AS400 platform.
- RPG Programmer - Specializes in creating and supporting software written in the RPG language on AS400 systems.
- IMS Developer - Works with IBM's Information Management System, often on AS400 servers.
- COBOL Programmer - Develops and troubleshoots COBOL applications, frequently in an AS400 environment.
- Systems Analyst - Analyzes system requirements and issues to support AS400 systems effectively.
- IT Manager with AS400 Experience - Manages IT projects and teams, ensuring AS400 systems are considered within the IT strategy.
- Database Administrator for DB2 - Administers DB2 databases that reside on AS400 systems.
- AS400 Operations Analyst - Monitors AS400 system performance and resolves operational issues.
- Legacy System Engineer - Handles legacy systems, including AS400, to maintain critical business functions.
Key takeaways
- AS/400 skills can enhance your resume by showcasing your ability to work with IBM's midrange server systems, a valued talent in numerous industries.
- Avoid misuse of AS/400 skills by staying updated on current applications and not overstating your proficiency level.
- Showcase AS/400 expertise on your resume by including specific projects, responsibilities, and the impact of your work with these systems.
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The Enhancv Team
The Enhancv content team is a tight-knit crew of content writers and resume-maker professionals from different walks of life. The team's diverse backgrounds bring fresh perspectives to every resume they craft. Their mission is to help job seekers tell their unique stories through polished, personalized resumes.
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