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Senior Cs Core Engineer Jobs (NOW HIRING)

Aklivity

Java Core Engineer

Java Core Engineer Palo Alto, CA or Remote (Hybrid Optional) About Aklivity Founded by the pioneers ... Be part of a small, senior team building a product that's reshaping real-time data infrastructure.

Char Network

Protocol Core Engineer

Miami, FL · On-site

$99K - $137K/yr

Core Protocol Engineer Position ... Senior Engineer • Location: Miami, FL strongly preferred • Project: Char Network About Char ...

CS Contract Solutions

Chief Financial Officer

Bedford, NH · On-site

$175K - $250K/yr

... CS Contract Solutions LLC is seeking an accomplished Chief Financial Officer to serve as the senior ... Adaptability CS Core 5 -- Values Honesty & Integrity, Attitude Over Skills, Courage Through ...

General Motors

Senior HIL Core Engineer

Milford, MI · On-site

$184K - $230K/yr

As a Hardware-in-the-Loop (HIL) Engineer within General Motors' AV Core Infrastructure team, you will design, build, and maintain advanced HIL systems that accelerate validation of embedded ...

General Motors

Senior HIL Core Engineer

Milford, MI · On-site

$184K - $230K/yr

As aHardware-in-the-Loop (HIL) Engineerwithin General Motors'AV Core Infrastructure team, you will ... You will collaborate with systems engineers, embedded software developers, integration labs, and ...

Astemo Ltd

Sr. Engineer - Core Engineering

Farmington Hills, MI · On-site

$102K - $141K/yr

... Senior Engineer - Materials & Structural to join the Suspension Core Engineering Team. This role is focused on shock absorber components and technologies and is ideal for a senior-level engineer with ...

Astemo

Sr. Engineer - Core Engineering

Farmington Hills, MI · On-site

$102K - $141K/yr

... Senior Engineer - Materials & Structural to join the Suspension Core Engineering Team. This role is focused on shock absorber components and technologies and is ideal for a seniorlevel engineer with ...

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Senior Cs Core Engineer information

See salary details

$59.5K

$126.6K

$183.5K

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

As of Jul 5, 2026, the average yearly pay for senior cs core engineer in the United States is $126,557.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $143,500.00 per year, depending on experience, location, and employer.

How does a Senior CS Core Engineer typically collaborate with other teams within a telecom organization?

As a Senior CS Core Engineer, you will regularly collaborate with cross-functional teams such as network operations, planning, and optimization units to ensure seamless integration and performance of core network elements. Your expertise is vital during network upgrades, troubleshooting sessions, and in implementing new voice or signaling services. Effective communication and documentation are essential, as you may also provide technical guidance to junior engineers and liaise with vendors or third-party service providers to resolve complex issues. This collaborative environment helps maintain high network reliability and supports continuous service improvements.

Which CS job has the highest salary?

Senior CS Core Engineers typically have some of the highest salaries in computer science, especially in specialized areas like systems architecture, security, or cloud infrastructure. These roles often require advanced skills, certifications, and experience, and they tend to offer higher compensation compared to other CS positions such as software developers or support engineers.

What are the key skills and qualifications needed to thrive as a Senior CS Core Engineer, and why are they important?

To thrive as a Senior CS Core Engineer, you need in-depth knowledge of telecom core network architecture, protocols (such as SS7, SIP, Diameter), and a degree in telecommunications or a related field. Familiarity with core network equipment (like Ericsson, Nokia, or Huawei), network management systems, and relevant certifications (e.g., CCNP, vendor-specific) is typically required. Strong troubleshooting, analytical thinking, and effective communication are crucial soft skills for addressing complex network issues and collaborating with cross-functional teams. These skills ensure reliable network operations, quick resolution of critical incidents, and efficient integration of new technologies within the core telecom infrastructure.

What is the difference between Senior Cs Core Engineer vs Network Engineer?

AspectSenior Cs Core EngineerNetwork Engineer
CredentialsBachelor's in CS or related, certifications like CCNA, CCNPBachelor's in CS, EE, or related, certifications like CCNA, CCNP
Work EnvironmentTelecommunications, data centers, network infrastructureCorporate offices, data centers, service providers
Industry UsageTelecom, internet service providers, large tech firmsTelecom, enterprise networks, ISPs
Primary FocusDesign, deployment, and maintenance of core network infrastructureDesign, implementation, and troubleshooting of network systems

While both roles involve network infrastructure, Senior Cs Core Engineers focus on core network components like switches and routers within telecom and data centers, whereas Network Engineers handle broader network setup, configuration, and troubleshooting across various environments.

What is L1, L2, L3, and L4 engineer?

In technical support and engineering roles, L1, L2, L3, and L4 refer to different levels of expertise and responsibility. L1 engineers handle basic troubleshooting, L2 addresses more complex issues, L3 involves advanced problem-solving and system knowledge, and L4 typically includes senior engineers or specialists who manage escalations and complex projects. These levels help define career progression and skill requirements within engineering teams.

What engineers make $300,000 a year?

Senior software engineers, especially those working in high-demand fields like cloud computing, AI, or cybersecurity, can earn $300,000 or more annually. Compensation often includes base salary, bonuses, and stock options, particularly at large tech companies or startups with significant funding.

What are Senior CS Core Engineers?

Senior CS Core Engineers are experienced professionals responsible for designing, implementing, and maintaining the core network systems that handle circuit-switched (CS) telecommunications services, such as voice calls and SMS. They work with technologies like MSC, HLR, and STP to ensure the reliability, security, and high performance of mobile and fixed-line networks. Their role often includes troubleshooting complex issues, optimizing network configurations, and leading projects to upgrade or expand core network capabilities.

What engineer makes $500,000 a year?

Senior CS Core Engineers or highly experienced software engineers in specialized fields such as machine learning, cloud infrastructure, or high-frequency trading can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. Achieving this level typically requires extensive experience, advanced skills, and working at large tech companies or startups with significant funding.
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What are the most commonly searched types of Cs Core Engineer jobs? The most popular types of Cs Core Engineer jobs are:
What states have the most Senior Cs Core Engineer jobs? States with the most job openings for Senior Cs Core Engineer jobs include:
Senior Cs Core Engineer jobs near you
Java Core Engineer

Java Core Engineer

Aklivity

Remote

Other

Posted 12 days ago

Job description

Java Core Engineer

Palo Alto, CA or Remote (Hybrid Optional)

About Aklivity

Founded by the pioneers of WebSocket, Aklivity is redefining how enterprises manage real-time data. Our efforts center on the next-generation of API infrastructure that transforms operational data streams into real-time data products. Platform teams at organizations like Siemens, Kone and N Brown rely on Aklivity to deliver reliable, highly performant governed access to real-time data across teams, applications and systems. We're a tight-knit, seasoned team of innovators and doers backed by leading investors including 468 Capital, Pear Ventures and Alumni Ventures.

The Role

We're looking for a Java Core Engineer who thrives on low-level performance work, streaming systems, and protocol design. You'll help shape the internals of Zilla—building lock-free, memory-efficient, zero-GC components that power our blazing-fast Kafka proxy.

What You'll Do
  • Design new features based on technical requirements of Apache Kafka centric event-driven architectures, aligning with protocol mobile and IoT client capabilities, such as REST, WebSockets, HTTP/3, GraphQL, MQTT and AMQP.
  • Anticipate Zilla runtime performance impact of design decisions, based on experience with different Java coding techniques such as flyweights vs object allocation and the corresponding latency introduced by garbage collection.
  • Estimate implementation time based on experience with similar difficulty tasks to support delivery of project management milestones.
  • Help map community enhancement requests to technical requirements by analyzing user needs and aligning with the high performance architecture of Aklivity Zilla project.
What We're Looking For
  • A passion for working on deeply technical projects including distributed systems, concurrency & parallelism, application protocols, file systems & correctness.
  • Solid understanding of the Java ecosystem (JVM, JRE, JDK).
  • Solid understanding of web and network protocols and standards (HTTP, TLS, TCP/IP, DNS, etc).
  • Solid understanding of messaging systems (Kafka, AMQP, MQTT, JMS)
  • Excellent communication (verbal/written) and collaboration skills.
  • Self-starter attitude.
Why Aklivity
  • Be part of a small, senior team building a product that's reshaping real-time data infrastructure.
  • Own core user-facing systems from the ground up.
  • Work with customers who are deploying cutting-edge streaming architectures at global scale.
  • Competitive salary, early equity, and benefits.
  • Remote-first with flexible work culture.

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