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Senior Packet Core Engineer Jobs in Illinois (NOW HIRING)

Finoit Inc.

Senior Software Engineer (.NET)

Chicago, IL · On-site

$150K - $175K/yr

Senior Software Engineer (.NET) - Remote Location: Remote (U.S.) Salary: $150,000-$175,000 Base ... NET Core. * Design, develop, and optimize SQL Server databases, including performance tuning and ...

Virtusa Corporation

Production Support Engineer

Chicago, IL · On-site

$43.25 - $56.50/hr

... network packets and database states to diagnose intricate system behaviors 2 Code Defect Correction Engineering Collaboration Navigate and analyze the core ALTO application codebase to pinpoint ...

Medium

Senior AI Engineer

Chicago, IL · On-site

$148 - $203.50/hr

ActiveCampaign is seeking an Sr AI Engineer - AI Transformation Hub who will sit at the critical ... This position is focused on architecting and owning the core capabilities that make agent ...

Virtusa

Production Support Engineer

Chicago, IL

$43.25 - $56.50/hr

... network packets and database states to diagnose intricate system behaviors 2 Code Defect Correction Engineering Collaboration Navigate and analyze the core ALTO application codebase to pinpoint ...

Virtusa

Production Support Engineer

Chicago, IL · On-site

$43.25 - $56.50/hr

... network packets and database states to diagnose intricate system behaviors 2 Code Defect Correction Engineering Collaboration Navigate and analyze the core ALTO application codebase to pinpoint ...

Carefeed

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Carefeed is the platform senior living and long-term care providers use to bring order, clarity ... We're a collaborative group of full-stack engineers responsible for Carefeed's core systems ...

Crowe Parentco

Senior AI Engineer

Chicago, IL · On-site

$74 - $148/hr

  • PTO

Over our 80-year history, delivering excellent service through innovation has been a core part of ... Senior AI Engineer 1About Crowe Studio Crowe Studio is a business unit dedicated to helping clients ...

IMC

Network Engineer

Chicago, IL · Hybrid

Core areas include low-latency networking, unicast and multicast routing, BGP, PIM-SM, performance ... packet analysis * Experience with diverse network switching hardware platforms * Hands-on scripting ...

Carefeed

Senior Software Engineer

Chicago, IL

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Carefeed is the platform senior living and long-term care providers use to bring order, clarity ... We're a collaborative group of full-stack engineers responsible for Carefeed's core systems ...

System Soft Technologies

Senior Mechanical Engineer

Champaign, IL · On-site

$110K - $125K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Mechanical Engineer Location: Champaign, IL or remote will be considered. Employment Type ... Core Responsibilities * Lead mechanical engineering efforts across all project phases * Coordinate ...

Crowe LLP

Senior AI Engineer

Chicago, IL · On-site

$107K - $147K/yr

  • PTO

Over our 80-year history, delivering excellent service through innovation has been a core part of ... Senior AI Engineer 1 About Crowe Studio Crowe Studio is a business unit dedicated to helping ...

Crowe LLP

Senior AI Engineer

Oakbrook Terrace, IL · On-site +1

$105K - $144K/yr

  • PTO

Over our 80-year history, delivering excellent service through innovation has been a core part of ... Senior AI Engineer 1 About Crowe Studio Crowe Studio is a business unit dedicated to helping ...

Crowe LLP

Senior AI Engineer

Chicago, IL · On-site +1

$107K - $147K/yr

  • PTO

Over our 80-year history, delivering excellent service through innovation has been a core part of ... Senior AI Engineer 1 About Crowe Studio Crowe Studio is a business unit dedicated to helping ...

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All JobsPacket Core Engineer JobsSenior Packet Core Engineer JobsSenior Packet Core Engineer Jobs in Illinois

Senior Packet Core Engineer information

What is the difference between Senior Packet Core Engineer vs Network Operations Engineer?

AspectSenior Packet Core EngineerNetwork Operations Engineer
CertificationsCCNA, CCNP, Cisco certifications, LTE/5G certificationsCCNA, Network+, Cisco certifications
Work EnvironmentTelecom carriers, mobile network providers, infrastructure companiesTelecom providers, ISPs, enterprise network teams
ResponsibilitiesDesign, optimize, and troubleshoot packet core networks for LTE/5GMonitor, maintain, and support network infrastructure and services

The Senior Packet Core Engineer focuses on designing and maintaining core network elements for mobile data services, while the Network Operations Engineer handles overall network monitoring and support. Both roles require networking certifications and work within telecom or ISP environments, but their daily tasks differ in scope and specialization.

What are some common challenges faced by senior packet core engineers, and how can they be addressed?

Senior Packet Core Engineers often encounter challenges such as managing complex network integrations, ensuring high availability, and troubleshooting advanced issues in live mobile core networks. Staying updated with evolving technologies like 5G and virtualization can also be demanding. To address these challenges, engineers typically collaborate closely with cross-functional teams, participate in ongoing training, and implement robust monitoring tools to proactively identify and resolve potential issues. Strong problem-solving skills and continuous learning are essential for success in this dynamic role.

What is a senior packet core engineer?

A Senior Packet Core Engineer is a highly skilled telecommunications professional responsible for designing, implementing, and maintaining the packet core network infrastructure that supports mobile data services. Their role involves managing core network elements such as SGSN, GGSN, MME, and EPC nodes, ensuring reliable and efficient data transmission across 3G, 4G/LTE, and 5G networks. They also troubleshoot complex issues, optimize network performance, and may lead teams in deploying new technologies or upgrades. Senior Packet Core Engineers frequently collaborate with vendors, network architects, and other engineers to ensure seamless integration and high availability of services.

What are the key skills and qualifications needed to thrive as a senior packet core engineer?

To thrive as a Senior Packet Core Engineer, you need in-depth knowledge of mobile core network architecture (EPC, 4G/5G), strong troubleshooting abilities, and a degree in telecommunications or a related field. Proficiency with network management tools, packet analyzers (like Wireshark), and certifications such as Cisco CCNP or Nokia NRS are typically required. Excellent problem-solving skills, teamwork, and effective communication are critical soft skills for success in this role. These competencies ensure reliable network performance, minimize downtime, and facilitate seamless collaboration across technical teams in high-demand environments.

What are the most commonly searched types of Packet Core Engineer jobs in Illinois?

The most popular types of Packet Core Engineer jobs in Illinois are:

What are popular job titles related to Senior Packet Core Engineer jobs in Illinois?

For Senior Packet Core Engineer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Senior Packet Core Engineer jobs in Illinois look for?

The top searched job categories for Senior Packet Core Engineer jobs in Illinois are:

What cities in Illinois are hiring for Senior Packet Core Engineer jobs?

Cities in Illinois with the most Senior Packet Core Engineer job openings:

Senior Packet Core Engineer jobs near you
Infographic showing various Senior Packet Core Engineer job openings in Illinois as of June 2026, with employment types broken down into 100% Full Time. Highlights an 87% In-person, 7% Hybrid, and 6% Remote job distribution.

Senior Software Engineer (.NET)

Finoit Inc.

Chicago, IL • On-site

$150K - $175K/yr

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Senior Software Engineer (.NET) – Remote

Location: Remote (U.S.)

Salary: $150,000–$175,000 Base Salary

Job Overview

We are seeking an experienced Senior Software Engineer to join a growing software development team. In this role, you will contribute to the design, development, and enhancement of enterprise applications built on the Microsoft technology stack. You'll play a key role in delivering scalable, high-performance solutions while collaborating with cross-functional teams to build reliable, maintainable, and user-focused applications.

This position offers the opportunity to work on modern application architecture, enterprise software, and database optimization in a collaborative, technology-driven environment.

Responsibilities
  • Design, develop, and maintain enterprise web applications using the Microsoft technology stack.
  • Build scalable, secure, and high-performing software solutions.
  • Develop and consume RESTful APIs using ASP.NET Core.
  • Design, develop, and optimize SQL Server databases, including performance tuning and query optimization.
  • Write clean, maintainable, and efficient code following software engineering best practices.
  • Support and enhance existing business-critical applications.
  • Collaborate with technical and business stakeholders to deliver high-quality software solutions.
  • Participate in software architecture, design discussions, and code reviews.
Required Qualifications
  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
  • 6–8+ years of professional experience developing enterprise web applications.
  • Strong experience with:
    • .NET Core / ASP.NET Core
    • C#
    • JavaScript
    • HTML5
    • CSS3
  • Experience developing RESTful Web APIs.
  • Strong SQL Server experience, including:
    • Database design
    • T-SQL
    • Query optimization
    • Performance tuning
  • Solid understanding of software architecture and enterprise application design.
  • Experience building both client-side and server-side web applications.
  • Experience developing data-intensive business applications, dashboards, reporting, and workflow solutions.
  • Experience supporting and maintaining production applications.
Preferred Qualifications
  • Experience with Blazor.
  • Experience using UI component libraries such as Syncfusion, Telerik, SpreadsheetGear, and Bootstrap.
  • Experience with Microsoft Azure.
  • Background working on financial applications is a plus.
Compensation & Benefits
  • Remote opportunity
  • Competitive base salary: $150,000–$175,000
  • Work on modern technologies and enterprise-scale applications
  • Collaborative engineering environment with opportunities for technical growth

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