Senior Field Operations Engineer - Dallas, TX

Lumen Technologies; Dallas (TX); On-site; USD 93,000 - 124,000; Full time

Benefits offered by this job

Health insurance

Life insurance

Comprehensive benefits package

Job summary

Lumen Technologies is seeking a Senior Field Operations Engineer in Dallas, TX, to provide 24x7x365 Tier III support for critical infrastructure and coordinate with field technicians and vendors to ensure operational integrity.

The role requires leadership, strong communication, and willingness to travel on short notice to on-site emergency support, contributing to improved reliability and performance of AI-focused connectivity.

Qualifications

• 5+ years of documented sound experience working with critical infrastructure.

Responsibilities

• Provides Tier III support to field technicians and field management in stabilizing emergency situations.
• Dispatches vendors in ticketing system and processes vendor invoices.
• Assists field technicians to reduce vendor dependency by solving issues internally.
• Participates as SME on task forces or cross-functional projects and advises on technical solutions.

Skills

Critical infrastructure

Leadership

Travel readiness

Job description

Senior Field Operations Engineer - Dallas, TX

Lumen is the trusted network for the AI‑powered world, connecting people, data, and applications through our expansive fiber network and connected ecosystem. We enable secure, high‑performance connectivity across cloud, edge, and AI workloads for enterprises, governments, and communities.

At Lumen, you’ll work on infrastructure customers rely on today and build for what’s next, where performance, security, and resilience matter.

This is a high accountability environment where bold ideas drive real innovation for our customers, partners, and industry. The work is challenging, expectations are clear, and trust is built into how we operate. If you’re ready to take ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today.

Responsible for providing 24x7x365 Tier III technical support and troubleshooting assistance to field operations for facilities critical infrastructure equipment such as (AC power distribution, buildings, grounding, fire systems, generators, Auto Transfer Switch (ATS), Uninterruptable Power Systems (UPS), UPS battery strings, Direct Current (DC) power plants, DC plant batteries, Power Distribution Units (PDUs), Static Transfer Switch (STS) and Heating, Ventilation and Air Conditioning (HVAC) systems, including Computer Room Air Conditioner (CRAC) units, chillers, dry coolers, condensers, pumps and building structural issues) to ensure operational integrity, improve efficiency and reduce operational costs.

Location

The Main Responsibilities

• Provides Tier III support to field technicians and field management in stabilizing emergency situations and reducing the dependency on vendor support for issues that can be solved internally.
• Dispatches vendors in ticketing system, follow up on repairs with vendors and process vendor invoices.
• Assists field technicians in reducing the dependency on vendor support for issues that can be solved internally.
• Participates as a subject matter expert on task forces or cross functional projects; advises departments on solutions for technical problems or barriers.
• Recommends solutions to increase network integrity and reliability through testing and evaluation.
• Participates in disaster recovery/response activities when needed.

What We Look For in a Candidate

• 5+ years of documented sound experience working with critical infrastructure.
• Must have recognized leadership skills, effective communication skills, be able to perform extremely complex technical tasks, lead teams, vendors, and contractors in projects/assignments/tasks major in scope and complexity.
• Ability to travel in short notice to provide hands‑on assistance with emergency situations. Travel is a requirement of the position.
• Effective verbal and written communication skills ensure specifications and expectations are being met.
• Valid driver’s license and satisfactory driving record.

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

$93,092 - $124,122 in these states: TX

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.

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.

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.

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 ApplicantPrivacy 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.

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.

Nearest Major Market: Dallas

Nearest Secondary Market: Fort Worth

Job Segment: Operations Manager, Field Engineer, HVAC, Technical Support, Operations, Engineering, Technology