1

Cs Core Network Engineer Jobs (NOW HIRING)

Senior Network Engineer

Honolulu, HI

$102K - $140K/yr

Senior Network Engineer Security Clearance: Secret Location : Fort Shafter Flats, HI (Due to the ... This position is responsible for the design, installation, configuration, and maintenance of core ...

$103K - $141K/yr

Senior Network Engineer Fort Shafter Flats, HI Apply **CONTINGENT UPON CONTRACT AWARD** Overview ... This position is responsible for the design, installation, configuration, and maintenance of core ...

Cisco Network Engineer (Onsight) This open position when filled will be responsible for mentoring ... Installing and configuring large-scale Core Network equipment to include Cisco ASR 1000 and 9000 ...

Principal Engineer, Core Network Location Requirement: This position operates on a hybrid schedule (3 days in-office, 2 days remote). Candidates must be within 45 minutes of an office and able to ...

Principal Engineer, Core Network Location Requirement: This position operates on a hybrid schedule (3 days in-office, 2 days remote). Candidates must be within 45 minutes of an office and able to ...

Principal Engineer, Core Network Location Requirement: This position operates on a hybrid schedule (3 days in-office, 2 days remote). Candidates must be within 45 minutes of an office and able to ...

Principal Engineer, Core Network Location Requirement: This position operates on a hybrid schedule (3 days in-office, 2 days remote). Candidates must be within 45 minutes of an office and able to ...

Principal Engineer, Core Network Location Requirement: This position operates on a hybrid schedule (3 days in-office, 2 days remote). Candidates must be within 45 minutes of an office and able to ...

Cisco Network Engineer

Lincoln, NE · On-site

$50 - $55/hr

Install, configure, troubleshoot, and support core network hardware and related technologies ... Required Qualifications Network Engineering Expertise * Extensive experience designing ...

New

Showing results 21-40

CS Core Network Engineer information

See salary details

$31K

$109K

$158K

How much do cs core network engineer jobs pay per year?

As of Aug 7, 2026, the average yearly pay for cs core network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a CS Core Network Engineer?

To thrive as a Cs Core Network Engineer, you need strong knowledge of telecommunications core network architecture, signaling protocols (such as SS7, SIP, and Diameter), IP networking, and a relevant engineering or IT degree. Experience with network management tools, packet core solutions (e.g., Ericsson, Nokia, Huawei), and certifications like CCNP or vendor-specific credentials are highly valued. Analytical thinking, problem-solving, and effective communication are vital soft skills for this role. These skills ensure reliable network performance, fast resolution of issues, and seamless collaboration within cross-functional teams.

What is a CS Core Network Engineer?

A CS Core Network Engineer is responsible for managing and maintaining the Circuit-Switched (CS) core network in a telecommunications system. They ensure the reliability, performance, and security of core network elements like MSC, HLR, and STP. Their role includes troubleshooting network issues, optimizing performance, and implementing upgrades. They work closely with other network teams to support voice and signaling services.

What are some common challenges CS Core Network Engineers face in their daily work?

Cs Core Network Engineers frequently deal with high-pressure situations such as troubleshooting complex network outages or performance degradations, often requiring rapid diagnosis and resolution to maintain service availability. They must stay current with evolving telecom technologies and adapt quickly to changes in network infrastructure or vendor systems. Collaboration with other engineers, operations, and sometimes customers is common, especially when implementing upgrades or deploying new features. These challenges make the role dynamic and rewarding, providing ample opportunities to learn and grow professionally.

More about CS Core Network Engineer jobs
What are the most commonly searched types of Cs Core Network Engineer jobs? The most popular types of Cs Core Network Engineer jobs are:
Infographic showing various Cs Core Network Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

Senior Network Engineer - EPC / 5G Core

Kforce Technology Staffing

Bellevue, WA • On-site

$117K - $160K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago


Job description

RESPONSIBILITIES:
Kforce has a client that is seeking a Senior Network Engineer - EPC/5G Core in Bellevue, WA.
Summary:
We are seeking experienced Network Engineers to support the testing, deployment, upgrade, optimization, and troubleshooting of Cisco EPC and 5G Core network environments. This role will work closely with internal engineering teams and telecom operators to validate new software releases, support production deployments, troubleshoot network issues, and improve overall network performance.
Key Responsibilities:
Lab Testing & Validation:
* Install and upgrade EPC and 5G Core software in lab environments
* Develop, execute, and document test plans
* Validate new features and software releases
* Analyze test results and provide recommendations
* Support lab-to-production migration activities
Deployment & Upgrade Activities:
* Support production software deployments and upgrades
* Participate in maintenance windows and production implementations
* Review deployment and implementation plans
* Assist with production cutovers and rollout activities
* Support First Office Application (FOA) events and go-live activities
Network Troubleshooting:
* Troubleshoot EPC and 5G call flows
* Investigate software, configuration, and network issues
* Assist in incident resolution and service restoration efforts
* Work with technical support teams to diagnose complex network problems
* Support change-related troubleshooting during deployment activities
Network Design & Optimization:
* Review and optimize network architecture and designs
* Provide recommendations for scalability, resiliency, and performance improvements
* Evaluate impacts of network changes and enhancements
* Support Day-2 operations and post-launch optimization efforts
* Review security-related network impacts and recommend improvements
REQUIREMENTS:
* Strong experience supporting EPC and/or 5G Core networks
* Hands-on experience with software upgrades, deployments, and network testing
* Experience troubleshooting mobile core network environments and call flows
* Strong understanding of IP networking, routing, switching, and telecom infrastructure
* Experience supporting production network implementations and change activities
* Ability to create technical documentation and communicate effectively with engineering teams
Preferred Experience:
* Cisco EPC or Cisco Ultra Packet Core (UPC)
* 5G Core deployments
* Mobile carrier environments (T-Mobile, Verizon, AT&T, etc.)
* Telecom lab validation and production rollout experience
* Network optimization and performance tuning
* Wireless core network engineering backgrounds
* Strong experience supporting EPC and/or 5G Core networks
* Hands-on experience with software upgrades, deployments, and network testing
* Experience troubleshooting mobile core network environments and call flows
* Strong understanding of IP networking, routing, switching, and telecom infrastructure
* Experience supporting production network implementations and change activities
* Ability to create technical documentation and communicate effectively with engineering teams
Preferred Experience:
* Cisco EPC or Cisco Ultra Packet Core (UPC)
* 5G Core deployments
* Mobile carrier environments (T-Mobile, Verizon, AT&T, etc.)
* Telecom lab validation and production rollout experience
* Network optimization and performance tuning
* Wireless core network engineering backgrounds
The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future.
We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave.
Note: Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce's sole discretion unless and until paid and may be modified in its discretion consistent with the law.
This job is not eligible for bonuses, incentives or commissions.
Kforce is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.
By clicking ?Apply Today? you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers. Note that if you choose to communicate with Kforce via text messaging the frequency may vary, and message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You will always have the right to cease communicating via text by using key words such as STOP.