lead information security engineer

About Lumen
Lumen connects the world. We are igniting business growth by connecting people, data and applications – quickly, securely, and effortlessly. Together, we are building a culture and company from the people up – committed to teamwork, trust and transparency. People power progress.

We're looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.

The Role
This position is a senior role implementing Managed Security Services (MSS) in a Federal Security Operations Center (FedSOC) environment. The SOC function is to provide customers with constant monitoring, protection, prevention, and detection services as well as reporting and incident analysis based on events collected from multiple sources. This position will be responsible for providing technical expertise to design and implement DDoS Mitigation for Lumen Federal Customers. This position will provide subject matter expertise to DoD customers on worldwide DDoS threats and issue posture and assessment reports

This Lead Information Security Engineer position operates in a supportive role implementing security, technology, and innovation in the Federal Security Operation Center (FedSOC) environment. The Security Operations Center operates 24x7x365. This role performs security event management functions - monitoring, detection, triage of security events and alerts in associated monitoring systems. Facilitates the ingress, implementation, and egress of advanced client trouble / change requests for the Lumen managed DDoS product.

The Lead Information Security Engineer is expected to perform as technical lead, including basic managerial duties, escalation support and on-call. Provides mentoring, training, and escalation support for Junior Engineer SOC personnel.

The Main Responsibilities

• Subject Matter Expert on DDoS attacks, mitigation and threat analysis.
• DDoS worldwide intelligence collection, analysis, reporting and dissemination.
• Threat Feed research, recommendation, implementation and Administration.
• Interface with DDoS service vendors.
• Expertise in DDoS attack tools and countermeasures.
• Perform complex changes within the managed security environment.
• Manage and resolve customer service faults, outage, and impairment events.
• Monitor, triage, and respond to alerts for client security events. Investigation and resolution of impairment scenarios on Managed DDoS Security products.
• Research and implement customer generated change requests for Managed DDoS Security products.
• Generate incident cases and escalate to Operation Engineering and IPNOC teams in accordance with time and severity-based SLA's.
• Performs tasks associated with the installation, turn up and maintenance of Lumen security infrastructure.
• Present as technical expert delivering solutions to clients, internal business, and third-party vendors.
• Develop enhancements to existing solutions, promote creation of new tools, processes, and applications
• Directly support, train and mentor tier I and II colleagues
• Possess exceptional customer service skills
• Multi-task during events
• Communicate effectively with managers, customers, and vendors
• Maintain solid working relationships, including collaborative technical activities with peers
• Strong written and verbal communication skills
• Analytical and problem-solving skills
• Attention to detail with good organizational capabilities
• Prioritize with good time management skills
• Demonstrate collaboration/cooperation with other Service Assurance teams outside of the SOC (IP/Ethernet, Transport, etc.)
• Regularly observed communication with peers and other functional SOC teams on selected collaboration platforms (Teams, Email, phone, etc.)
• Work within multiple ticketing platforms and accept/update/close tickets in order received.
• If not previously approved, candidate must be willing to submit for a T/S clearance with SCI

Qualifications & Skills
What We Look For in a Candidate

• Required (education/experience/skills/competencies):
• Candidate must be a US Citizen with an active TOP SECRET clearance

Preferred

• 5-7 years in a Security Operations environment.
• Experience with Cyber Threat Intelligence and interface with intelligence community.
• Experience with writing reports and making presentations to customers.
• Certifications In specific security technologies such as Fortinet, Arbor, Radware, Palo Alto, Cisco or Checkpoint.
• Demonstrated understanding of Denial-of-Service concepts and attack vectors, and mitigation options.
• Demonstrated proficiency in routing and networking skills, including the ability to:
• Troubleshoot BGP and BGP community strings
• Review and analyze packet captures
• Trace customers or attack traffic through our global backbone
• Understand and be able to modify policies/prefix lists on multiple router platforms
• Troubleshoot GRE Tunnels issues
• Stay abreast of new attack vectors and interface with customers, other SOC engineers, and Ops Engineering regarding new vectors and mitigation techniques.
• Expert level knowledge and skills of at least one programming language (python preferred)
• Security industry certifications (examples):
• CISSP
• CRISC
• CISM
• Security+
• CCNA
• ACIA
• CCNA
• CEH
• ITIL Foundations

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:

$114,082 - $152,109 in these states: VA

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

Onsite

What To Expect Next
Requisition #: 340274

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.

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.

Application Deadline
11/24/2025