CrawlJobs Logo

Principal Engineer, Billing Systems Design

https://www.t-mobile.com Logo

T-Mobile

Location Icon

Location:
United States , Frisco ▼

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

115300.00 - 208000.00 USD / Year
Save Job
Save Icon
Apply Position

Job Description:

The System Design Engineer's role is to design, validate and deploy technical solutions to maintain, enhance, and evolve the T-Mobile Network and Systems. Specific tasks may include the development and maintenance of designs for the network, applications, data centers, connectivity, validation plans, monitoring systems, reporting systems and engineering tools. The priority of these designs is to maximize reliability, performance, and efficiency while limiting costs and time to market.

Job Responsibility:

  • Technical System Expertise: Deep understanding of system parameters, configurations, and how to alter them for desired results
  • Technical Engineering Services: Drives engineering projects and team members by active contribution to the application of engineering techniques
  • Innovation: Develops, designs, and implements new ideas which improve an existing and new system/process/service
  • Technical Writing: Writes advanced documentation, architecture, capabilities, limitations, and advantages for technologies
  • Technical Leadership: Monitor and influence relevant industry technologies and standards
  • Technology Strategy: Evaluates new and existing technology options that supports business goals
  • Supplemental Region/Market Functions: o Strategic end to end dimensioning, planning and performance of the network o Development of optimization features and processes o Provides capacity plans and performance reports o Provides regular performance reports for nodes, interfaces, and services across o Supports performance related lab and FOA activities o Systems Engineering and design of T-Mobile’s Network o Feasibility analysis of new technologies, products, features, and services o In depth analysis (both fiscal and technical) and design of new features and technologies o Development and deployment of network technology software/automation reporting and tools to meet internal customer and business requirements o Collect, process and evaluate market/regional analytics to identify further business CAPEX spend and OPEX Savings

Requirements:

  • Bachelor's Degree Engineering/Computer Science
  • 7-10 years - Technical engineering experience
  • Communication
  • Technical Writing
  • Analytics
  • Customer Service
  • Strategic Thinking
  • At least 18 years of age
  • Legally authorized to work in the United States
What we offer:
  • medical, dental and vision insurance
  • flexible spending account
  • 401(k)
  • employee stock grants
  • employee stock purchase plan
  • paid time off
  • up to 12 paid holidays
  • paid parental and family leave
  • family building benefits
  • back-up care
  • enhanced family support
  • childcare subsidy
  • tuition assistance
  • college coaching
  • short- and long-term disability
  • voluntary AD&D coverage
  • voluntary accident coverage
  • voluntary life insurance
  • voluntary disability insurance
  • voluntary long-term care insurance
  • mobile service & home internet discounts
  • pet insurance
  • access to commuter and transit programs

Additional Information:

Job Posted:
January 07, 2026

Employment Type:
Fulltime
Icon
T-Mobile - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Principal Engineer, Billing Systems Design

Principal Costing Engineer

We are seeking a highly experienced and analytical Principal Costing Engineer to...
Location
Location
Malaysia , Ipoh
Salary
Salary:
10000.00 - 20000.00 MYR / Month
https://www.randstad.com Logo
Randstad
Expiration Date
January 26, 2026
Flip Icon
Requirements
Requirements
  • Bachelor’s Degree in Engineering (Electrical, Electronics, Industrial, or Manufacturing)
  • Minimum 5+ years of progressive experience in product costing, cost engineering, or financial analysis within the semiconductor, electronics, or complex discrete manufacturing industry
  • Strong, hands-on understanding of semiconductor manufacturing cost drivers across the value chain: Wafer Fabrication (WFE) process flow and associated costs, Die Sort, Assembly, and Final Test (A&T) process and cost structure
  • Expert-level proficiency in advanced Microsoft Excel modeling and practical experience using major ERP systems (SAP or Oracle) for cost accounting modules
  • Proven track record in detailed yield analysis, process time calculation, and package cost impact assessment
Job Responsibility
Job Responsibility
  • Design, develop, and own sophisticated cost models for semiconductor products (e.g., Die Cost, Wafer Cost, Assembly & Test Cost) using technical inputs like yield, process cycle time, throughput, and material consumption
  • Conduct in-depth cost variance analysis (standard vs. actual) and margin analysis
  • investigate deviations and partner with Operations to implement corrective actions
  • Lead the costing effort for New Product Introductions (NPI), providing early-stage cost estimates and validating Bills of Material (BOM) and process routings to influence design-for-cost decisions
  • Collaborate closely with Process, Product, and Yield Engineering teams to identify and quantify opportunities for cost-down initiatives, process efficiency improvements, and yield enhancement
  • Execute detailed "what-if" simulations and sensitivity analyses to assess the financial impact of potential process changes, technology shifts, or supply chain variations
  • Prepare, standardize, and present regular cost roll-up reports, dashboards, and management summaries. Ensure all cost accounting practices adhere strictly to GAAP/IFRS and internal financial policies
  • Manage the accurate setup and maintenance of cost data within the Enterprise Resource Planning (ERP) system (e.g., SAP/Oracle)
Read More
Arrow Right

Principal Product Manager - Monetization Services

At JFrog, we’re reinventing DevOps to help the world’s greatest companies innova...
Location
Location
Israel , Netanya/Tel Aviv
Salary
Salary:
Not provided
jfrog.com Logo
JFrog
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7+ years of product management experience, with significant ownership over complex, business-critical systems
  • Strong technical background – experience in engineering, R&D, or deep technical product leadership
  • Experience building and scaling internal-facing platform or financial products
  • Understanding of monetization services, billing systems, financial workflows, entitlements, provisioning, and cross-system integrations
  • Proven experience delivering cross-functional, multi-system solutions involving platforms such as Salesforce, Zuora, NetSuite, or equivalent ERP/CRM/financial systems
  • Ability to work with numerous stakeholders, manage dependencies, and drive execution under pressure
  • Strong interpersonal and communication skills, with the ability to influence across engineering, business, and executive levels
  • Hands-on experience with project management for large, cross-functional initiatives
  • Experience working in high-growth, global SaaS companies
Job Responsibility
Job Responsibility
  • Drive Product Strategy: Identify market opportunities, define product vision, and gather customer requirements
  • Own the Lifecycle: Lead your product from ideation to launch, ensuring alignment with customer needs and high-quality execution
  • Leverage Data: Design, experiment, and iterate based on customer feedback, market research, and usage metrics
  • Collaborate Cross-Functionally: Partner with Information Systems, Finance, Sales, Support, Marketing, and Engineering to deliver scalable and efficient platform solutions
  • Build Relationships: Foster trust and alignment across internal and external stakeholders to bring your vision to life
Read More
Arrow Right
New

Business Systems Architect Principal

The Business Systems Architect Principal is central to BT International’s transf...
Location
Location
Hungary , Budapest
Salary
Salary:
Not provided
plus.net Logo
Plusnet
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strategic Architecture Leadership – Proven ability to define and communicate architectural vision for complex business systems landscapes, with track record driving large-scale transformation programmes in regulated telco environments
  • Business Systems Domain Expertise – Deep understanding of BAU systems (sales, service, enterprise applications) and service operations platforms (service desk, AI Ops, lead-to-cash, billing, inventory) with knowledge of how these capabilities support business operations and cost optimisation
  • Systems Integration – Extensive experience linking together various IT systems, services and software across BAU applications, service operations platforms and NaaS capabilities to enable functional operation and support business processes
  • Vendor and Stakeholder Management – Strong ability to work with SaaS platforms and enterprise vendors as strategic partners, negotiate technical implementations and manage complex stakeholder relationships across business and operational teams
  • Modernisation Patterns – Expert knowledge of incremental modernisation approaches including service operations automation, AI-driven process optimisation and cloud-native patterns that balance operational continuity with transformation
  • Technical Depth – Hands-on background in business systems integration and service operations with coding capability, enabling credibility with engineering teams and active participation in technical spikes when needed
  • Operational Excellence – Understanding of comprehensive observability, service resilience and operational automation approaches including metrics, logging, distributed tracing and telemetry pipelines for business systems
  • NaaS Integration Understanding – Knowledge of how BAU systems integrate with network-as-a-service models, enabling sales and service operations to leverage aaS capabilities whilst maintaining operational stability
  • Leadership and Influence – Ability to lead blended IT teams (support, maintenance, BAU systems, service operations) through transformation, build consensus across organisational boundaries and develop technical leadership capability in operational functions
  • Extensive experience leading IT systems and BSS architecture in telecommunications or complex B2B environments, with demonstrated success modernizing legacy landscapes across multiple system domains
Job Responsibility
Job Responsibility
  • Define and lead the architectural strategy for business systems across BAU applications (sales, service, enterprise) and service operations (AI Ops, Service Desk, L2C including Pricing/Design/Quoting/SRM, billing, inventory), establishing target state architecture that optimises legacy systems whilst designing future-ready capabilities
  • Own the business systems portfolio optimisation roadmap, making strategic keep/modernise/retire decisions for BAU systems and service operations platforms based on technical fitness, cost-effectiveness and alignment with asset-light, NaaS-based operating model
  • Establish systems integration approaches that link together BAU applications, service operations platforms and NaaS capabilities, enabling functional operation across sales, service and enterprise systems whilst supporting business processes
  • Lead vendor strategy for business systems platforms including SaaS applications, enterprise systems and service operations tools, negotiating strategic partnerships that simplify IT landscape whilst aligning with aaS business needs and reducing vendor dependencies
  • Champion modern architecture patterns including service operations automation, AI-driven process optimisation, billing automation, inventory accuracy improvement and self-service capabilities that reduce manual propensity and improve cost-to-serve metrics
  • Design for operational excellence by establishing comprehensive observability across business systems including metrics, logging, distributed tracing and telemetry that enable proactive issue detection and support continuous improvement in service delivery
  • Collaborate with Data and AI architects to leverage data platforms and AI capabilities for business intelligence, service automation and customer insights, ensuring business systems generate valuable data and support AI-driven process improvements
  • Drive architectural governance through design reviews and architecture conformance processes, ensuring business systems initiatives align with enterprise standards, security requirements and support transformation to asset-light operating model
  • Build and mentor Business Systems architects who work with BAU operations and service delivery teams, establishing technical leadership capability and fostering architectural thinking across support, maintenance and enterprise systems functions
  • Work with engineering leadership to establish integration patterns that connect business systems with NaaS capabilities, enabling sales and service operations to leverage network-as-a-service whilst maintaining operational stability and cost-effectiveness
What we offer
What we offer
  • Cafeteria package - HUF 600,000/ year
  • Performance-based bonus
  • Comprehensive private health care package for all the employees, which can be extended to family members
  • Nursery support for mothers returning from maternity
  • Extended paternity leave: 10+10 day fully paid days
  • Commuting allowance
  • Home office allowance
  • Employee discount opportunities
  • Highly affordable mobile packages for the family as well
  • New high-class offices both in Budapest and Debrecen
  • Fulltime
Read More
Arrow Right
New

Principal Architect, Systems

T-Mobile for Business IT is seeking a seasoned Principal Solutions Architect to ...
Location
Location
United States , Bellevue; Frisco
Salary
Salary:
123800.00 - 223300.00 USD / Year
https://www.t-mobile.com Logo
T-Mobile
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7–10 years of experience in: Telecom environments focused on customer-facing B2B product delivery
  • Enterprise systems architecture or infrastructure design at scale in regulated environments
  • 5+ years of experience in: Architecting or integrating Salesforce, ERP, and enterprise backend systems
  • Working with customer-facing tools and ecosystems (e.g., Angular, Spring Boot, NBA)
  • Experience with BSS/OSS systems, commerce engines, and 3rd-party vendor ecosystems
  • Strong understanding of federal compliance requirements, security standards, and data protection in the context of enterprise customers
  • At least 18 years of age
  • Legally authorized to work in the United States
Job Responsibility
Job Responsibility
  • Architect End-to-End B2B Experiences: Design scalable and secure solutions across onboarding, servicing, and commerce flows for T-Mobile’s enterprise and federal customer base
  • Drive Standards and Governance: Define, enforce, and evolve architectural standards for integration across BSS/OSS systems and partner platforms
  • Lead Strategic Integrations: Provide architectural leadership across Salesforce, ERP, billing, commerce, and customer management systems
  • Secure and Compliant Design: Ensure platform architectures adhere to regulatory and compliance requirements including USGCI, CPNI, and enterprise-grade data governance
  • Partner multi-functionally: Collaborate with product managers, UX teams, and engineering leads to deliver cohesive mobile-optimized experiences
  • Champion Platform Modernization: Lead initiatives for cloud-native development, containerization, API-first design, and data enrichment for transaction processing
  • Evaluate and Recommend Technology: Lead partner evaluations and proof-of-concepts for emerging B2B capabilities and vendor technologies
  • Deliver Enterprise-Ready Documentation: Maintain architecture blueprints, system documentation, and reusable patterns for development and operational use
  • Advisory and Thought Leadership: Act as a domain expert on B2B telco trends, platform evolution, and innovation pipelines for customer engagement
What we offer
What we offer
  • Competitive base salary and compensation package
  • Annual stock grant
  • Employee stock purchase plan
  • 401(k)
  • Access to free, year-round money coaches
  • Medical, dental and vision insurance
  • Flexible spending account
  • Paid time off
  • Up to 12 paid holidays
  • Paid parental and family leave
  • Fulltime
Read More
Arrow Right
New

IT Systems Architect Principal

The IT Systems Architect Principal is central to BT International's ability to d...
Location
Location
Hungary , Budapest
Salary
Salary:
Not provided
plus.net Logo
Plusnet
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strategic Architecture Leadership – Proven ability to define and communicate architectural vision for complex enterprise landscapes, with track record driving large-scale modernization programs in regulated industries
  • BSS Domain Expertise – Deep understanding of telco BSS systems including billing, order management, product catalog, CPQ and customer lifecycle management, with knowledge of how these capabilities support business operations
  • Platform Integration Architecture – Extensive experience designing API-first integration architectures, event-driven patterns and service abstraction layers that enable loose coupling in complex system landscapes
  • Vendor and Stakeholder Management – Strong ability to work with enterprise software vendors as strategic partners, negotiate technical implementations and manage complex stakeholder relationships across business and technology teams
  • Modernization Patterns – Expert knowledge of incremental modernization approaches that minimize risk while enabling continuous delivery
  • Technical Depth – Hands-on background in systems integration and architecture with coding capability in at least one language, enabling credibility with engineering teams and hands-on spike work when needed
  • Platform Engineering Mindset – Understanding of platform-as-a-product principles, developer experience design and how to build self-service capabilities that enable team autonomy at scale
  • Telco Transformation Context – Experience navigating organizational and technical challenges of telco modernization including regulatory requirements, billing accuracy, revenue assurance and operational continuity
  • Leadership and Influence – Ability to lead through influence rather than authority, build consensus across organizational boundaries and develop technical leadership capability in others
  • Strong engineering background with hands-on experience in software development or systems engineering, demonstrating technical credibility through active contribution to architecture implementations, POCs and technical spikes
Job Responsibility
Job Responsibility
  • Define and lead the architectural strategy for IT systems and BSS modernization across BT International, establishing the target state architecture that guides system rationalization, vendor consolidation and platform transformation initiatives
  • Own the application portfolio rationalization roadmap, making strategic keep/modernize/retire decisions based on technical fitness, business value and architectural alignment while managing stakeholder expectations
  • Establish API-first integration architecture that decouples BSS systems from each other and from product applications, creating clear service boundaries that enable independent team delivery and reduce system dependencies
  • Lead vendor rationalization strategy across SaaS platforms, on-premise systems and cloud-based solutions, reducing vendor dependencies through strategic build vs buy decisions and phasing out unnecessary third-party systems in favor of composable in-house capabilities
  • Champion modern architecture patterns including microservices, event-driven integration and API gateways that enable incremental transformation without big-bang rewrites
  • Collaborate with Data and AI architects to ensure IT systems generate high-quality data with proper lineage and governance, enabling analytics and AI capabilities across the platform
  • Drive architectural governance through design reviews and architecture conformance processes, ensuring solutions align with platform standards while empowering team autonomy and decision-making
  • Participate in technical spike work and proof-of-concepts to validate architectural decisions, evaluate integration approaches and prove out modernization strategies before committing to full implementation
  • Provide technical thought leadership on emerging platform architecture trends including composable architecture, API management and platform engineering, translating these into roadmaps that align with BT International's platform strategy
  • Mentor architects and engineers, fostering architectural thinking and technical leadership capability across both the architecture and product engineering organizations
What we offer
What we offer
  • Cafeteria package - HUF 600,000/ year
  • Performance-based bonus
  • Comprehensive private health care package for all the employees, which can be extended to family members
  • Nursery support for mothers returning from maternity
  • Extended paternity leave: 10+10 day fully paid days
  • Commuting allowance
  • Home office allowance
  • Employee discount opportunities
  • Highly affordable mobile packages for the family as well
  • New high-class offices both in Budapest and Debrecen
  • Fulltime
Read More
Arrow Right

Sap principal functional and solution consultant - manufacturing

We are seeking an experienced SAP S/4HANA Consultant with specialiSed expertise ...
Location
Location
Saudi Arabia , Riyadh
Salary
Salary:
Not provided
ibm.com Logo
IBM Deutschland GmbH
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree
  • [12-15]+ years of progressive experience in SAP consulting and implementation, with a dedicated focus on Manufacturing solutions
  • [5-7]+ years in a lead architect or solution architect role specializing in SAP Manufacturing
  • Proven experience leading multiple full lifecycle SAP S/4HANA Manufacturing implementations and/or SAP Digital Manufacturing Suite deployments
  • Extensive experience with various SAP Manufacturing solutions, including: SAP S/4HANA: Production Planning (PP), Plant Maintenance (PM), Quality Management (QM), Master Production Scheduling (MPS), Material Requirements Planning (MRP)
  • SAP Digital Manufacturing (DM) / Manufacturing Execution (ME) / Manufacturing Integration and Intelligence (MII): Deep expertise in one or more of these is crucial
  • Related areas: Production Planning and Detailed Scheduling (PP/DS), Advanced Planning and Optimization (APO), Process Orchestration (PO/PI)
  • Strong understanding of S/4HANA architecture and its impact on manufacturing processes
  • Deep functional and technical understanding of SAP S/4HANA Manufacturing modules
  • Proficiency in SAP Digital Manufacturing Cloud (DMC), SAP ME, and/or SAP MII configuration and implementation
Job Responsibility
Job Responsibility
  • Analyse defence manufacturing requirements, compliance needs, and operational workflows
  • Configure and deploy SAP S/4HANA Manufacturing and Supply Chain modules (PP, PP/DS, MM, EWM, QM, PS)
  • Support Engineer-to-Order (ETO), complex BOM management, variant configuration, and serial number management
  • Design solutions for shop floor integration, work order management, and manufacturing execution
  • Integrate SAP with CAD/PLM systems and defense-specific logistics/maintenance applications
  • Design and configure Materials Requirement Planning and its integration with Procurement and Inventory Management
  • Ensure solutions meet defence industry compliance (ITAR, EAR, NATO codification, export control, cybersecurity frameworks)
  • Implement strong traceability, auditability, and data security controls within SAP
  • Support configuration management, restricted data handling, and quality assurance processes
  • Conduct workshops and requirement-gathering sessions with defence manufacturing stakeholders
  • Fulltime
Read More
Arrow Right
New

Catering Sous Chef

Time to step up your career! This is your moment to shine and lead the way for o...
Location
Location
United States , Norfolk
Salary
Salary:
Not provided
aramark.co.uk Logo
Aramark UK
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Must read, write, and understand verbal instructions
  • Must complete a sanitation course either before or during first year
  • Must be knowledgeable in operating an efficient cost-effective program
  • Ability to perform basic arithmetic
  • Maintain emotional control under stress
  • Ability to resolve interpersonal situations
  • Strong organizational skills
Job Responsibility
Job Responsibility
  • Produce and maintain work schedules and may prepare production packets (Production sheets and recipes)
  • Direct daily activities
  • Maintains food production that ensures the safety and quality of food according to policies, procedures, and department requirements
  • Ensure that food items are stored in a safe, organized, and hazard-free environment
  • Maintain all serving schedules
  • ensure that all food items are served per menu specifications in a safe and appropriate manner following Aramark policies and procedures
  • Maintain a sanitary department following health and safety codes and regulations
  • Maintain accurate inventory on a weekly basis
  • May prepare orders as needed to ensure accurate production for location
  • Supervise and evaluate employees
  • Fulltime
Read More
Arrow Right
New

2026 Aramark Internship Program

Are you a college student looking to make your summer count? Aramark’s Internshi...
Location
Location
United States , Multiple Locations
Salary
Salary:
17.00 - 28.00 USD / Hour
aramark.co.uk Logo
Aramark UK
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Candidates actively pursuing a bachelor’s degree in any field of study
  • Candidates willing to work flexible hours, which may include nights, weekends or holidays
  • Must be eligible to work in the U.S. without sponsorship
Job Responsibility
Job Responsibility
  • Work alongside experienced leaders to contribute to meaningful work
  • Take on dynamic responsibilities that help you grow professionally and personally
What we offer
What we offer
  • medical, dental, vision, and work/life resources
  • retirement savings plans like 401(k)
  • paid days off such as parental leave and disability coverage
  • mentorship
  • leadership development programming
Read More
Arrow Right
Jobs by Category
Art and Entertainment Jobs Banking Jobs Call Center Jobs Construction Jobs Consulting Jobs Customer Service Jobs Education Jobs Energy Jobs Finance Jobs Gastronomy Jobs Health and Beauty Jobs Hospitality and Tourism Jobs Human Resources Jobs Insurance Jobs IT - Administration Jobs IT - Software Development Jobs Legal Jobs Logistics Jobs Manufacturing Jobs Marketing, Digital Marketing, SEO, SEM Jobs Media Jobs Nursing Jobs Office Administration Jobs Pharmacy Jobs Physical Work Jobs Public Relations Jobs Public Sector Jobs Purchasing Jobs Quality Control Jobs Real Estate Jobs Research and Development Jobs Sales Jobs
Job Positions Jobs by Country
United States Jobs United Kingdom Jobs India Jobs Canada Jobs Australia Jobs Germany Jobs Ireland Jobs Poland Jobs
Company
Blog About Us Contact
Follow Us
Facebook
X (Twitter)
LinkedIn
Instagram
© 2026 CrawlJobs Ltd. All Rights Reserved
Terms & Conditions Privacy Policy