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About CenturyLink

CenturyLink (NYSE: CTL) at http://www.centurylink.com/ is the second largest U.S. communications provider to global enterprise customers. With customers in more than 60 countries and an intense focus on the customer experience, CenturyLink strives to be the world’s best networking company by solving customers’ increased demand for reliable and secure connections. The company also serves as its customers’ trusted partner, helping them manage increased network and IT complexity and providing managed network and cyber security solutions that help protect their business.

Job Summary

The CenturyLink Threat Research team is looking for an experienced security analyst to identify, track, and summarize emerging threats on the internet. We need your skills to help research, understand, and identify emerging threats that are at the forefront of today’s cybersecurity current events.

We are searching for a Security Research Engineer that has broad knowledge of threats, and a desire to learn even more. You will help us stay on top of emerging problems and track the world’s botnets that pose a threat to the internet and our customers. If you have a passion for making the internet a safer place, and a love of working with cutting edge technologies, this is the job you have been looking for. Ideally, candidates will be based in the Denver Metro area, but remote locations in the U.S. are available for the right candidates.

Job Description

  • Administration of SIEM Platforms (Splunk, IBM QRadar, ArcSight, LogRythm, McAfee ESM, Microsoft OMS, etc.)

  • Develop custom content in SIEM Platforms

  • Supports customers at the highest levels in the development and implementation of doctrine and policies.

  • Performs analysis, design, and development of custom correlation rules, reports, and dashboards.

  • Analyzes performance and overall health of SIEM platform.

  • Designs, develops, engineers, and implements solutions that meet security requirements (relating to SIEM solutions and event collection).

  • Analyzes general information assurance-related technical problems and provides basic engineering and technical support in solving these problems.

  • Technology escalation point for SIEM and underlying event collection components.

  • Manage endpoint security solution suites

  • Meet client’s operational and security goals utilizing cloud products and technologies

  • Perform Incident Response per the client’s Incident Response Plan

  • Develop custom correlation, reports, and dashboards.

  • Implementation and testing of custom parsers

  • Configure and tune SIEM platform to ensure optimal performance.

  • Provide expertise in event collection and parsing related to SIEM platform.

  • Asses existing SIEM platform and identify key system flaws and areas of improvement

  • Perform annual assessment of SIEM configuration and custom content

  • Develop detailed supporting documentation regarding technical projects (such as materials to support an architecture review board)

  • Manage customer expectation and attend all mandatory review / regulatory discussions related to the specific project being delivered

  • Help establish baseline and plan for improvement of a large enterprise deployment of SIEM and event collection platform.


  • 10+ years of IT Security experience with Bachelor’s Degree, or equivalent education and experience; 8+ year of IT Security experience with Master’s Degree

  • Expert in one of the following SIEM platforms: Splunk, IBM QRadar, ArcSight, LogRythm, McAfee ESM, Microsoft OMS

  • Experience writing custom parsers

  • Exposure to at least one industry standard data parsing language.

  • Possesses and applies expertise on multiple complex work assignments.

  • Assignments may be broad in nature, requiring originality and innovation in determining how to accomplish tasks.

  • Operates with appreciable latitude in developing methodology and presenting solutions to problems

  • Contributes to deliverables and performance metrics where applicable.

  • Security certification desired

  • Advanced experience in networking (TCP/IP) protocols, computer/network security, and system administration.

  • Advanced knowledge of event collection technologies.

  • Background in INFOSEC operations, endpoint management, and network topology

  • Windows and Linux skills desired

  • Linux scripting skills desired


Alternate Location: US-Colorado-Broomfield

Requisition # : 217296

This job may require successful completion of an online assessment. A brief description of the assessments can be viewed on our website at http://find.centurylink.jobs/testguides/

EEO Statement

We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.


The above job definition information has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job. Job duties and responsibilities are subject to change based on changing business needs and conditions.