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Senior Reverse Engineer Jobs in Naperville, IL (NOW HIRING)

APEC Water Systems

Customer Service Lead

Rosemont, IL

$110K - $130K/yr

Previous experience serving as a team lead, senior representative, supervisor, or informal people ... engineering, and industry-leading reverse osmosis systems. * Express Water brings bold design and ...

Culligan

Customer Service Lead

Rosemont, IL

$110K - $130K/yr

Previous experience serving as a team lead, senior representative, supervisor, or informal people ... engineering, and industry-leading reverse osmosis systems. * Express Water brings bold design and ...

APEC Water Systems

Customer Service Lead

Rosemont, IL · On-site

$110K - $130K/yr

Previous experience serving as a team lead, senior representative, supervisor, or informal people ... engineering, and industry-leading reverse osmosis systems. * Express Water brings bold design and ...

Culligan

Customer Service Lead

Rosemont, IL · On-site

$110K - $130K/yr

Previous experience serving as a team lead, senior representative, supervisor, or informal people ... engineering, and industry-leading reverse osmosis systems. * Express Water brings bold design and ...

Culligan

Customer Service Lead

Rosemont, IL · On-site

$110K - $130K/yr

Previous experience serving as a team lead, senior representative, supervisor, or informal people ... engineering, and industry-leading reverse osmosis systems. * Express Water brings bold design and ...

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All JobsReverse Engineer JobsSenior Reverse Engineer JobsSenior Reverse Engineer Jobs in Naperville, IL

Senior Reverse Engineer information

See Naperville, IL salary details

$59.4K

$126.4K

$183.2K

How much do senior reverse engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior reverse engineer in Naperville, IL is $126,368.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,300.00 and $143,300.00 per year, depending on experience, location, and employer.

What is a senior reverse engineer?

Senior Reverse Engineers are experienced professionals who analyze software, hardware, or systems to understand their design, functionality, and vulnerabilities. They often work to deconstruct compiled code or firmware to identify security flaws, ensure software compliance, or aid in malware analysis. Their expertise is crucial in cybersecurity, forensics, and software interoperability, as they help organizations protect against threats and improve system resilience. Senior Reverse Engineers typically have advanced knowledge of programming languages, debugging tools, and operating systems. They may also lead teams, mentor junior engineers, and contribute to strategic security initiatives.

What skills and qualifications are needed to thrive as a senior reverse engineer?

To thrive as a Senior Reverse Engineer, you need deep expertise in software analysis, assembly language, malware analysis, and computer architecture, often supported by a degree in computer science or related fields. Proficiency with tools such as IDA Pro, Ghidra, OllyDbg, and experience with debuggers and disassemblers are typically required. Analytical thinking, attention to detail, and strong problem-solving abilities are crucial soft skills that set top performers apart. These skills and tools are vital for dissecting complex software, identifying vulnerabilities, and developing effective security solutions.

What are common challenges faced by senior reverse engineers when analyzing complex software?

Senior Reverse Engineers often encounter challenges such as heavily obfuscated or packed binaries, lack of documentation, and anti-reverse engineering techniques implemented by developers. These obstacles require deep knowledge of assembly language, debugging tools, and creative problem-solving skills. Collaboration with other security professionals, such as malware analysts or incident responders, is also common to share insights and overcome particularly difficult cases. Staying up-to-date with evolving software protection methods is essential for continued success in this role.

What is the difference between Senior Reverse Engineer vs Malware Analyst?

AspectSenior Reverse EngineerMalware Analyst
Required CredentialsBachelor's in Computer Science, cybersecurity certifications (e.g., GREM, OSCP)Bachelor's in Cybersecurity, malware analysis certifications (e.g., GREM, GIAC)
Work EnvironmentSecurity firms, tech companies, government agenciesSecurity firms, government agencies, incident response teams
Industry UsageAnalyzing complex software, debugging, reverse engineering binariesDetecting, analyzing, and mitigating malware threats
Comparison FocusDeep reverse engineering skills, software analysisMalware detection and threat analysis

While both roles require cybersecurity expertise and reverse engineering skills, Senior Reverse Engineers focus on analyzing software at a code level, often working on complex binaries and software vulnerabilities. Malware Analysts specialize in identifying and understanding malicious code to mitigate threats. Both roles are vital in cybersecurity but differ in their primary focus and daily tasks.

What cities near Naperville, IL are hiring for Senior Reverse Engineer jobs?

Cities near Naperville, IL with the most Senior Reverse Engineer job openings:

Senior Reverse Engineer jobs near you
Infographic showing various Senior Reverse Engineer job openings in Naperville, IL as of August 2026, with employment types broken down into 86% Full Time, 8% Part Time, 5% Contract, and 1% Nights. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $126,368 per year, or $60.8 per hour.

Customer Service Lead

Advanced Purification Engineering Corpor

Des Plaines, IL • On-site

$110K - $130K/yr

Full-time

Re-posted 5 days ago

Job description

Description: The Customer Service Lead is responsible for supporting the day-to-day execution of customer service operations across phone, email, chat, marketplace, social, and digital channels. This role helps ensure a consistent, high-quality customer experience while driving operational excellence, team performance, issue resolution, and continuous improvement. The Lead serves as a hands-on partner to the service team, helping identify customer trends, address escalations, improve workflows, and deliver service outcomes that strengthen customer loyalty and trust.

Responsibilities:

Customer Experience & Service Execution

  • Support execution of customer service standards across all customer touchpoints.
  • Monitor customer feedback, complaints, and service trends and escalate recurring issues.
  • Help identify opportunities to reduce customer friction and improve satisfaction and retention.
  • Promote a customer-first mindset across daily operations.

Operations & Performance

  • Monitor service queues, response times, resolution times, backlog, and escalations.
  • Support quality assurance efforts and service-level performance.
  • Analyze service metrics and trends to identify opportunities for improved performance.
  • Assist in resolving complex customer issues and escalations.

Team Coaching & Development

  • Provide day-to-day guidance, coaching, and support to customer service representatives.
  • Assist with onboarding, training, and knowledge-sharing activities.
  • Reinforce performance expectations, accountability, and service excellence.
  • Foster a positive, collaborative, and customer-focused team culture.

Process Improvement & Systems Support

  • Identify workflow inefficiencies and recommend process improvements.
  • Support adoption and optimization of customer service platforms, CRM tools, and knowledge management systems.
  • Partner with leadership to improve reporting, documentation, and operational visibility.
  • Help drive initiatives that improve productivity, consistency, and customer outcomes

Cross-Functional Partnership

  • Collaborate with Operations, Supply Chain, Marketing, Sales, Product, and IT teams to resolve customer-impacting issues.
  • Share customer insights and service trends to support business improvement efforts.
  • Support implementation of initiatives that enhance the overall customer experience.

Qualifications:

  • 4–6+ years of customer service, customer experience, ecommerce, or contact center experience.
  • Previous experience serving as a team lead, senior representative, supervisor, or informal people leader preferred.
  • Strong experience with CRM and customer service platforms.
  • Demonstrated ability to manage escalations, prioritize competing demands, and drive issue resolution.
  • Strong communication, coaching, problem-solving, and organizational skills.
  • Bachelor's degree preferred or equivalent work experience.

About Us

The PurePlay business is a growing portfolio of purpose-driven water filtration brands and part of Culligan International, a private-equity held company based in Rosemont, Illinois.

Our PurePlay brands serve a shared mission: to make clean, great-tasting, and contaminant-free water accessible in every household.

  • APEC Water is our flagship brand, widely trusted by professionals and discerning consumers alike for its uncompromising performance, rigorous engineering, and industry-leading reverse osmosis systems.
  • Express Water brings bold design and modern simplicity to everyday households, delivering powerful water filtration in sleek, user-friendly formats—designed for DIY installers and first-time buyers alike.
  • CuZn extends our professional-grade portfolio with performance-focused specialty filters, while
  • Pure Blue delivers reliable, accessible solutions tailored for value-seeking families looking for high-quality hydration with minimal complexity.

Across the portfolio, we combine technical credibility with consumer-first thinking—creating products that are engineered to perform, built to last, and positioned to win in every channel.

Target Salary Range: $110,000 - $130,000 per year plus bonus. Exact pay will be based on factors including, but not limited to relevant education, qualifications, certifications, experience, level, geographic location, and business and organizational needs. Full-time positions are eligible for competitive benefits, including paid time off, health, dental, vision, life, disability benefits and 401(k).