This position will work within the platform and infrastructure of Black Lotus Labs, supporting the ongoing operations of a big data infrastructure that is used to ingest, parse, store, and analyze cyber threats, as well as supporting the operations of other systems to facilitate cyber security research and analysis. The work effort of the role is focused on the ongoing operational support of on-premises and cloud hosted Linux (Ubuntu) systems that support our Hadoop ecosystem (HBase, HDFS, Spark, Kafka, etc.), Elasticsearch and Redis clusters, Docker using Docker Swarm, a malware environment, and a network of honeypots.
The Main Responsibilities
Respond to system alerts and take appropriate action to troubleshoot and resolve identified issues.
Open and maintain Jira tickets to track system issues, tasks, and required follow-up activities.
Investigate system resources, processes, and performance issues to identify root causes and potential solutions.
Maintain system infrastructure to support ongoing stability, reliability, and availability.
Tune and optimize systems to improve overall performance, efficiency, and resource utilization.
Enhance monitoring and alerting systems to improve visibility into system health and proactively identify potential issues.
What We Look For in a Candidate
Required
Bachelors Degree
6 years of experience, or 4 with Masters degree
Preferred
Masters Degree
Candidates must have a strong background demonstrating
Knowledge of big data systems like Hadoop
Knowledge of Linux administration
Knowledge of system logging
Knowledge of host networking
Highly desired skills, experience, or knowledge will include
Experience with Hadoop distributions
Experience with Docker and Docker Swarm
Experience with Gitlab repository
Scripting and automation (Bash/Python) of systems
Experience with CI/CD deployment tools
Experience with task tracking software like Jira
Administrating virtual machines on cloud providers
Securing Linux systems and associated applications
Knowledge of iptables and nftables tools
Managing system with infrastructure tools like Salt or Bash
Administrating Elasticsearch clusters
Compensation
This information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors.
Location Based Pay Ranges
- $82,969 - $110,625 in these states: AL, AR, AZ, FL, GA, IA, ID, IN, KS, KY, LA, ME, MO, MS, MT, ND, NE, NM, OH, OK, PA, SC, SD, TN, UT, VT, WI, WV, and WY.
- $87,117 - $116,156 in these states: CO, HI, MI, MN, NC, NH, NV, OR, and RI.
- $91,266 - $121,688 in these states: AK, CA, CT, DC, DE, IL, MA, MD, NJ, NY, TX, VA, and WA.
Lumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process.
Learn more about Lumen's
Benefits
Bonus Structure
Requisition #: 344348
Life at Lumen
Life at Lumen is human and connected, even in a fast moving, AI‑focused organization. We set clear expectations and trust people to meet them. With real support and shared accountability, teams collaborate better, move faster, and deliver meaningful outcomes.
Our Lumen 8 behaviors guide how we interact, make decisions, and work together, shaping a culture built to perform and win.
- To learn more about Life at Lumen and how we live the Lumen 8, please visit:
- https://jobs.lumen.com/global/en/life-at-lumen
Background Screening
If you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page. Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis.
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Equal Employment Opportunities
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, gender expression, 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.
Privacy Notice
Lumen is committed to protecting the privacy and security of personal information collected during the recruitment and hiring process. Our Applicant Privacy Notice explains how we collect, use, disclose, and protect applicant information, as well as how individuals may request access to or deletion of their personal data.
- To review Lumen’s Global Employment Applicant and Talent Community Privacy Notice, please visit:
- https://jobs.lumen.com/global/en/privacy-notice
Disclaimer
The job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions.
In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.
Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.
