[Hiring] Senior Systems Security Engineer @Lumen Technologies

Role Description

Lumen’s Black Lotus Labs is seeking a Lead Site Reliability Engineer to join our US-based Information Security / Big Data team. This small team of passionate security researchers works on vast, unique information security related data sets using our distributed computing cluster. The team is looking for a knowledgeable Linux admin with a passion for learning, running distributed systems, and an interest in the security domain. This is a team of people that love to be creative, learn new things, and innovate using their expertise to make an impact in the information security world. If you enjoy being at the cutting edge of technology and making the Internet a safer place, then this is the job for you.

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.

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.

Qualifications

• Bachelors Degree
• 6 years of experience, or 4 with Masters degree

Requirements

• Knowledge of big data systems like Hadoop
• Knowledge of Linux administration
• Knowledge of system logging
• Knowledge of host networking
• 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.

• $82,969 - $110,625 in 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 states: CO, HI, MI, MN, NC, NH, NV, OR, and RI.
• $91,266 - $121,688 in states: AK, CA, CT, DC, DE, IL, MA, MD, NJ, NY, TX, VA, and WA.

Benefits

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.

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.

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”).

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