Nexusguard（耐誉斯凯）招聘 网络安全 高级研发工程师/ 数据分析（科学家）/Devops

We are Nexusguard.

Nexusguard 是防禦全球 DDoS （分散式阻斷服務）攻擊的長期領導廠商，站在對抗網路惡意攻擊的最前線，保護全球組織的網站、服務和信譽免於來自網路的威脅。我們配備專業的工具、洞見和知識，保護客戶的重要商業系統抵擋各種入侵，並且持續進步，有效防禦最新攻擊。

As a longtime leader in DDoS defense, Nexusguard is at the forefront of the fight against malicious Internet attacks, protecting organizations worldwide from threats to their websites, services, and reputations. Continually evolving to face new threats as they emerge, we have the tools, insight, and know-how to protect our clients ’ vital business systems no matter what comes their way.

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Data Analyst

JOB PURPOSE Responsible for research/ big data platform development. KEY ACCOUNTABILITY AREA

Maintain real time traffic data collect/ analysis platform.
Develop new data-related feature according to design and requirements.
Maintain and improve data platform core components under guide.
Provide source data and data summaries according to on-demand requirements.
Strong trouble shooting skills and be able to solve production issue under pressure. Job-Relevant Experience:
1 ~ 3 years working experience.
Solid developing skill of Java, python is a must.
Experience on either of these frameworks: Storm, Flink, Spark or others.
Familiar with SQL/NoSQL databases: MongoDB, PostgreSQL, ES and etc.
Familiar with Hadoop ecosystem (HDFS, MapReduce, HBase, Hive) is a plus.
Familiar with machine learning algorithm in Data Mining domain is a big plus.
Senior Data Scientist

JOB PURPOSE Responsible for investigating/applying machine/deep learning on network security analysis. KEY ACCOUNTABILITY AREA

Using data-driven methodology to improve the product operation efficiency, including reduce false alert, auto baseline and others.
Detect advanced threat detection by using machine/ deep learning technology.
Great problem solver, be able to give simple and clear solution for complex problems.
Bachelor (or above) degree major in Computer Science or related. Job-Relevant Experience:
3 ~ 5 years working experience, including at least 2 years data mining/ machine learning experience.
Solid developing skill on data ETL, modeling, and visualizing by using python, java.
Working experience on Hadoop data analysis platform (Spark, Flink and etc).
Familiar with common machine learning algorithm is a must.
Familiar with network security is a big plus.
Good English spoken and written skills.
Self driven and make-it-happen personality

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Senior Data Analyst

JOB PURPOSE Responsible for research/ big data platform development. KEY ACCOUNTABILITY AREA

Maintain and optimize real time traffic data analysis platform.
Design and develop new data-related feature according to design and requirements.
Maintain and improve data platform core components.
Strong trouble shooting skills and be able to solve production issue under pressure.
Great mentor to junior data engineer/analyst.
Bachelor degree major in Computer Science or related. Job-Relevant Experience:
3 ~ 5 years working experience.
Solid developing skill of Java, python.
Solid big data architecture skill on either of these: Storm, Flink, Spark or others.
Deep knowledge of Hadoop ecosystem (HDFS, MapReduce, HBase, Hive)
Familiar with SQL/NoSQL databases: MongoDB, PostgreSQL, ES and etc.
Familiar with common Machine Learning algorithm in Data Mining domain is a big plus
Good English spoken and written skills.
Self-driven and make-it-happen personality

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Sr. Software Engineer, System

JOB PURPOSE

网络安全产品的研发；
必要的需求调研、设计、实现、产品化、售前 /售后支持等。
KEY ACCOUNTABILITY AREA

Bachelor degree major in Computer Science or related
More than 3-6 years working experience in Software Development Company
Familiar with data structure & algorithms
Strong C/C++ capability is a must
Knowledge of web security is a must
Familiar with linux process and thread
Familiar with linux network protocol stack
TCP, UDP, HTTP handling, socket programming is a plus
Excellent knowledge of asynchronous socket （ epoll,poll ）
Knowledge of Linux kernel is a plus
Knowledge of DPDK is a plus
According to requirement, independent design and development Core Critical Competencies:
Knowledge with data structure & algorithms
Familiar with Linux network protocol stack
Knowledge of web security

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Software Engineer, System

JOB PURPOSE

Responsible for research and maintenance load balance product.
Responsible for Improve and maintenance server health-check module.
Responsible for improve and maintenance web cache. KEY ACCOUNTABILITY AREA
Bachelor degree major in Computer Science or related
1-3 years working experience
Familiar with data structure & algorithms
Strong C/C++ capability is must
Familiar with linux process and thread
Knowledge of web security is a plus
According to requirement, independent design and development Core Critical Competencies:
Knowledge with data structure & algorithms
Knowledge of web security

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Devops / Sr Software QA Engineer, Platform

JOB PURPOSE
As a Senior Software QA Engineer, your primary responsibilities is to handle all aspects of software testing, from automated to manual tests. You will create various tests to find problems with software before a product is launched. You will also participate in the design & development of next generation web application to manage DDoS mitigation, WAF and other supporting system to configure network security policies and develop framework with other team to monitor the various system capacity

KEY ACCOUNTABILITY AREA Deliverables:

Review requirements specifications and technical design documents to provide timely and meaningful feedback
Design, Implement, Execute and debug detailed, comprehensive and well-structured test plans and test cases
Estimate, prioritize, plan and coordinate testing activities in a sprint basis
Perform manual and automation testing for various system and platform
Interact with Development team to track defects from discovery through resolution
Perform thorough regression testing when bugs are resolved
Education and Professional Certificate Level:

Degree and/or Masters in Electrical/Computer Engineering or Computer Science or related disciplines with at least 5 years of relevant experience
Length and Type of Job-Relevant Experience:

Min. 3 years of Software development or Software Quality Assurance
Experience working in an Agile/Scrum development process
Experience with performance and/or security testing is a plus
Core Critical Competencies:

Strong knowledge of software QA methodologies, tools, and processes
Hands-on experience with automated testing tools
Experience in defining test requirements, test methodologies, setting up the required test lab and equipment
Previous/current experience testing in a Linux and other Unix environments
Familiar with Scripting language, TCP/Perl/Shell scripting or Python for automation
Familiar with both networking TCP/IP as well as Layer 7 application such as HTTP/S, DNS, etc

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酷炫福利 Benefits

重金打造培训体系（技术 /PMP/英语）
领导好 年度旅游 带薪年假 N 多 弹性工作 五险一金 正规管理 补充医疗保险

薪资范围：15k-50k

工作地点：北京，二号线东四十条地铁站步行五分钟

如有意向，请发邮件至 [email protected] （请注明来自 V2EX ）