Sr Information Security Engineer

at Lumen in Dover, Delaware, United States

Job Description

About Lumen

Lumen is guided by our belief that humanity is at its best when technology advances the way we live and work. With 450,000 route fiber miles serving customers in more than 60 countries, we deliver the fastest, most secure global platform for applications and data to help businesses, government and communities deliver amazing experiences. Learn more about Lumen’s network, edge cloud, security and communication and collaboration solutions and our purpose to further human progress through technology at, LinkedIn: /lumentechnologies, Twitter: @lumentechco, Facebook: /lumentechnologies, Instagram: @lumentechnologies and YouTube: /lumentechnologies.

The Role

The Senior Information Security Engineer will work side by side with lead engineers and architects in a corporate Email environment. The ideal candidate must possess Email support experience on Unix/Linux systems (sendmail, postfix). Install/configure/support 3rd party applications on Unix/Linux. Experience with anti-spam tools and services. DNS knowledge. DMARC/DKIM/SPF admin and support. Certificate admin. SMTP, TLS, Written communication skills. Experience with workflow/ticketing system.

The Main Responsibilities

Primary Responsibilities

Will be creative and have the ability to start new projects, along with the ability to bring new and unique ideas to the table. The candidate will possess and apply 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. Experience in networking (TCP/IP) protocols, computer/network security, and system administration. Designs, develops, engineers, and implements custom and off the shelf security solutions that meet customer requirements. Applies know-how to government and commercial common user systems, as well as to dedicated special purpose systems requiring specialized security features and procedures. Analyzes general information assurance-related technical problems and provides basic engineering and technical support in solving these problems. Occasionally provide security engineering and integration services to internal customers. Develop detailed supporting documentation regarding technical projects (such as materials to support an architecture review board). Provide recommendations on collection, processing and distribution systems in the cyber security market. Manage customer expectation and attend all mandatory review / regulatory discussions related to the specific project being delivered. Experience in Unix/Linux required in addition to knowledge in the areas of smtp mail products including M365 email.

What We Look For in a Candidate


+ Bachelors Degree

+ 6 years of experience, or 4 with Masters degree


+ Masters Degree

+ Ability and commitment to communicate effectively, consistently chooses communication methods to ensure critical information reaches and persuades intended audience

+ Uses strong interpersonal skills to build partnerships with stakeholders and peers

+ Possesses leadership qualities and persuades stakeholders to achieve positive outcomes

+ Demonstrates a strong sense of ownership and commitment toward leading peers and stakeholders on critical projects and tasks; making, meeting and communicating progress.

What to Expect Next

Requisition #: 270194

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.

Salary Range

Salary Min :


Salary Max :


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.

This position is eligible for either short-term incentives or sales compensation. Director and VP positions also are eligible for long-term incentive. To learn more about our bonus structure, you can view additional information here. ( We’re able to answer any additional questions you may have as you move through the selection process.

As part of our comprehensive benefits package, Lumen offers a broad range of Health, Life, Voluntary Lifestyle and other benefits and perks that enhance your physical, mental, emotional and financial wellbeing. You can learn more by clicking here. (

Note: For union-represented postings, wage rates and ranges are governed by applicable collective bargaining agreement provisions.

Salary Range

Salary Min :


Salary Max :


This information reflects the base salary pay range for this job based on current national market data. Ranges may vary based on the job’s location. We offer competitive pay that varies based on individual experience, qualifications and other relevant factors. We encourage you to apply to positions that you are interested in and for which you believe you are qualified. To learn more, you are welcome to discuss with us as you move through the selection process.

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Job Posting: JC197863758

Posted On: Nov 18, 2021

Updated On: Dec 08, 2021