Senior C/C++ Linux Technical Lead – ZTPF

DXC Technology Company; United States; Remote; USD 84,000 - 157,000; Full time

Job summary

DXC Technology Company seeks a Senior C Linux Application and Systems Technical Lead to guide modernization of large, mission‑critical C/C++ codebases. You will coordinate with developers and SMEs to resolve runtime, memory, and system issues across Linux and cloud environments.

You will drive code reviews, governance on builds/releases, technical debt remediation, and knowledge transfer for operational readiness, with experience in airline‑like high‑volume systems valued.

Qualifications

• Strong hands‑on C/C++ and legacy enterprise application expertise (preferably Mainframe migrations).
• Ability to understand and troubleshoot large, mature, highly interconnected C codebases.
• Strong code‑review / PR‑review capability with authority to challenge design and implementation
• Experience diagnosing complex runtime, memory, threading, compiler‑warning, and application behavior issues
• Strong Linux troubleshooting, including application/services/log analysis
• Experience with connectors, interfaces, communication layers, and distributed system troubleshooting
• Ability to perform deep root‑cause analysis across application code, services, logs and transaction flows
• Experience providing technical governance for builds/releases, including assessment of code changes before merge/release
• Able to lead technical‑debt, code‑quality and stability remediation, not just new feature development
• Capable of functioning as a senior technical escalation point, coordinating developers and specialist SMEs to reach technical decisions
• Strong documentation and knowledge‑transfer capability, especially for operational readiness, troubleshooting and system support
• ZTPF experience is mandatory

Responsibilities

• Troubleshoot and resolve issues within large, mature, and highly interconnected C/C++ codebases
• Lead code-review and PR-review processes with the authority to challenge design and implementation decisions
• Diagnose complex runtime, memory, threading, compiler‑warning, and application behavior issues
• Perform deep root‑cause analysis across application code, services, logs, and transaction flows
• Conduct Linux troubleshooting including application, services, and log analysis
• Troubleshoot connectors, interfaces, communication layers, and distributed systems
• Provide technical governance for builds and releases, including assessment of code changes prior to merge/release
• Lead technical‑debt remediation and code‑quality/stability improvement initiatives
• Function as a senior technical escalation point, coordinating developers and specialist SMEs to reach technical decisions
• Develop and maintain documentation to support knowledge transfer, operational readiness, and system troubleshooting

Skills

C/C++

Legacy systems

Linux troubleshooting

Code review

Root-cause analysis

Distributed systems

Technical leadership

Mentorship

Documentation

Cross-functional collaboration

Tools

Azure

PostgreSQL

Observability tooling

TPF

Job description

Job Description: About DXC

About DXC DXC helps global companies run their mission‑critical systems and operations while modernizing IT, optimizing data architectures and ensuring security and scalability across public, private and hybrid clouds. The world’s largest companies and public sector organizations trust DXC to deploy services to drive new levels of performance, competitiveness, and customer experience across their IT estates. Our more than 125,000 people in 70-plus countries are entrusted by our customers to deliver transformative technologies to ensure the success, safety and well‑being of businesses and people around the world. By combining strengths and expertise globally, we create solutions and deliver greater outcomes for customers across their entire IT estate. Learn more about how we deliver excellence for our customers and colleagues at dxc.com.

About the Team / Offering – Consulting & Engineering Services – Enterprise Applications - ETP & SAP

Our global team of consulting, engineering, and technology experts partners with the world’s most innovative companies to help them thrive in an AI‑powered world. With a strong foundation of values, deep industry expertise, and an extensive partner network, our people are trusted by clients to lead transformative change. Enterprise Applications is where technology meets transformation. We design, deliver and modernize the enterprise application landscapes — from ERP and AI‑powered platforms to cloud and hybrid environments — that help global organizations grow faster, operate smarter and compete harder. You’ll work across a broad portfolio, collaborate with world‑class partners and deliver outcomes that matter at scale. If you want your work to have real impact, this is the place to do it.

About the Role

DXC Technology is seeking a Senior C Linux Application and Systems Technical Lead to serve as a Techno Functional Lead on a critical enterprise application modernization initiative. This role is central to the stability, performance, and evolution of large, mature, and highly interconnected C/C++ codebases, many of which are tied to mission‑critical, high‑volume transaction processing environments such as airline Passenger Service Systems. The ideal candidate will bring deep technical expertise and the authority to guide design and implementation decisions across a complex technical landscape. In this role, you will act as a senior technical escalation point, providing hands‑on troubleshooting, root‑cause analysis, and technical governance across builds and releases. You will work closely with developers and specialist subject matter experts to resolve complex runtime, memory, threading, and system behavior issues, while also driving remediation of technical debt and improvements in code quality and system stability. Experience with TPF and mainframe modernization is highly valuable, as this role supports the migration and re‑platforming of legacy/mainframe applications to Linux and cloud environments. This is a high‑impact position for an experienced technical leader who thrives in complex, mission‑critical environments and is passionate about operational excellence, knowledge transfer, and technical mentorship.

Essential Job Functions

• Troubleshoot and resolve issues within large, mature, and highly interconnected C/C++ codebases
• Lead code-review and PR-review processes with the authority to challenge design and implementation decisions
• Diagnose complex runtime, memory, threading, compiler‑warning, and application behavior issues
• Perform deep root‑cause analysis across application code, services, logs, and transaction flows
• Conduct Linux troubleshooting including application, services, and log analysis
• Troubleshoot connectors, interfaces, communication layers, and distributed systems
• Provide technical governance for builds and releases, including assessment of code changes prior to merge/release
• Lead technical‑debt remediation and code‑quality/stability improvement initiatives
• Function as a senior technical escalation point, coordinating developers and specialist SMEs to reach technical decisions
• Develop and maintain documentation to support knowledge transfer, operational readiness, and system troubleshooting

Basic Qualifications

• Strong hands‑on C/C++ and legacy enterprise application expertise (preferably Mainframe migrations)
• Ability to understand and troubleshoot large, mature, highly interconnected C codebases
• Strong code‑review / PR-review capability with authority to challenge design and implementation
• Experience diagnosing complex runtime, memory, threading, compiler‑warning, and application behavior issues
• Strong Linux troubleshooting, including application/services/log analysis
• Experience with connectors, interfaces, communication layers, and distributed system troubleshooting
• Ability to perform deep root‑cause analysis across application code, services, logs and transaction flows
• Experience providing technical governance for builds/releases, including assessment of code changes before merge/release
• Able to lead technical‑debt, code‑quality and stability remediation, not just new feature development
• Capable of functioning as a senior technical escalation point, coordinating developers and specialist SMEs to reach technical decisions
• Strong documentation and knowledge‑transfer capability, especially for operational readiness, troubleshooting and system support
• ZTPF experience is mandatory

Other Qualifications

• Airline industry / Passenger Service System experience, particularly reservation, inventory, availability, ticketing or airline host environments
• Prior experience with airline transaction‑processing or other high‑volume, mission‑critical systems
• TPF / mainframe modernization or re‑platforming experience would be highly valuable
• Experience supporting systems where legacy/mainframe applications are being migrated or re‑platformed to Linux/cloud environments
• Familiarity with Azure, PostgreSQL, and modern observability/tooling is useful

Why DXC? / Life at DXC

DXC is an employer of choice with strong values, and fosters a culture of inclusion, belonging and corporate citizenship. We inspire and take care of our people. We work to create a culture of learning, diversity and inclusion and are dedicated to strong ethics and corporate citizenship. DXC is where brilliant people seize opportunities to advance their careers and amplify customer success. Full‑time hires are eligible to participate in the DXC benefit program.

DXC offers a comprehensive, flexible, and competitive benefits program which includes, but is not limited to, health, dental, and vision insurance coverage; employee wellness; life and disability insurance; a retirement savings plan, paid holidays, paid time off.

Compensation at DXC is influenced by an array of factors, including but not limited to the experience, job‑related knowledge, skills, competencies, as well as contract‑specific affordability and organizational requirements. A reasonable estimate of the current compensation range for this position is $84,400 - $156,800.

Full‑time hires are eligible to participate in the DXC benefit program. DXC offers a comprehensive, flexible, and competitive benefits program which includes, but is not limited to, health, dental, and vision insurance coverage; employee wellness; life and disability insurance; a retirement savings plan, paid holidays, paid time off.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in‑person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

If you are an applicant from the United States, Guam, or Puerto Rico DXC Technology Company (DXC) is an Equal Opportunity employer. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, pregnancy, veteran status, genetic information, citizenship status, or any other basis prohibited by law.

We participate in E‑Verify.

DXC Technology (NYSE: DXC) is a leading enterprise technology and innovation partner delivering software, services, and solutions to global enterprises and public sector organizations—helping them harness AI to drive outcomes at a time of exponential change with speed. With deep expertise in Managed Infrastructure Services, Application Modernization, and Industry‑Specific Software Solutions, DXC modernizes, secures, and operates some of the world’s most complex technology estates. Learn more on dxc.com.