Manager, MSC Governance & Operations Controls

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The Magenta Services Center is T-Mobiles multi-tower Shared Services Organization (SSO) spanning HR Finance and Accounting operations. This Manager role exists to bring rigor accountability and structured assurance to how controls are defined owned monitored and sustained across the MSC as it scales from foundational delivery into a mature governed operating model.

This role grows from the compliance discipline that exists among teams to a common framework governance structures and operating rhythms that make controls easier to own evidence easier to sustain and the overall control environment more transparent and defensible over time. The person who thrives here is a seasoned GBS or Shared Services practitioner who values the day to day rigor the team brings and can add the connective structure that lets that rigor scale without added burden.

You will operate with significant independence partnering closely with the Sr. Manager of the Magenta Services Center to define the controls governance framework clarify ownership across service towers support internal and external audit activities and help ensure operational and project changes are assessed for control impact before they go live.

** This is a hybrid role (3 days/week in the office) and will be based in Overland Park KS. **

Why this role exist:

The Magenta Services Center has successfully stood up operations across multiple value streams. What it now needs is a formalized controls governance capability across all Value Streams: a function that knows which controls exist has a coherent and well informed catalog knowing whether they are operating effectively and what happens when gaps or changes arise. This Manager closes that gap building the infrastructure that turns controls from a compliance obligation into a source of operational confidence and continuous improvement.

Job Responsibilities:

• Controls Framework Design & Governance: Define and maintain the MSCs overarching controls governance framework across all service towers (OTC STP RTR HTR SET). Establish a structured

  controls inventory that documents control objectives control types (preventive detective corrective) ownership frequency evidence standards and linkage to process and risk. Ensure the framework is aligned to SOX requirements where applicable and to operational risk standards across non-SOX activities. Maintain the framework as a living document updated in response to audits operational changes and organizational evolution.

• Controls Ownership & Accountability: Establish and govern a clear RACI for controls ownership across the MSC. Distinguish between control operators (those who execute) control owners (those accountable for design and effectiveness) and the central governance function (this role). Drive accountability through structured reporting escalation paths and periodic ownership reviews. Ensure that ownership transitions during migrations restructuring or role changes are formally managed and documented.

• Audit Support & Readiness: Support as the MSCs primary point of coordination for internal and external audit activities including SOX operational audits and BPO compliance reviews. This role

  ensures the right owners have documented the right evidence to the right standard ahead of audit timelines. Maintain an audit calendar manage audit readiness assessments track and escalate open items and communicate audit status to MSC leadership.

• Remediation & Continuous Improvement: Own the lifecycle of control deficiencies and audit findings from identification through closure. Maintain a centralized remediation tracker with clear owners target dates and evidence of completion. Conduct root cause analysis on recurring or high-severity deficiencies. Identify systemic patterns and escalate to leadership with recommended structural improvements. Ensure the MSC does not close findings on a cycle it resolves them permanently.

• Change Impact Assessment Controls: Embed a controls impact review into the MSCs project and change lifecycle. Assess all operational changes new migrations process redesigns system implementations organizational restructuring for their impact on the existing control environment. Document required control modifications new control needs or risk elevations. Partner with Program Management and VSO leads to ensure controls considerations are

  addressed before go-live not discovered in the next audit cycle.

• Stakeholder Engagement & Reporting: Provide clear actionable reporting on the state of the MSC control environment to senior leadership on a regular cadence. Translate controls posture into executive-level narratives that reflect risk progress and gaps without requiring deep technical fluency from the audience. Partner with Value Stream Owners Risk & Compliance Internal Audit and external partners (Infosys EY) to maintain alignment on standards and expectations.

Education and Work Experience:

• Bachelors Degree plus 3 years of related work experience
  OR advanced degree with 1 year of related work experience
  OR combination of education and experience deemed equivalent (Required)

• Acceptable areas of study include Business Administration Finance Accounting or related field (Preferred)

• 4-7 years Related experience within a financial shared services or operational setting (Preferred)

Knowledge Skills and Abilities:

• Controls Framework - Design Has designed documented and governed a controls inventory in a multi-tower SSO or GBS environment understands the difference between control design and control operation and can build governance structures that hold both accountable.

• SOX Controls - Governance Understands SOX control requirements at a practitioner level: ICFR documentation standards control design evaluation operating effectiveness testing coordination and deficiency classification.

• Audit Coordination - Experienced managing audit readiness and audit cycles from the shared services side not as an auditor but as the function responsible for ensuring the organization is prepared evidence is credible and findings are properly resolved

• Remediation - Management Has owned remediation tracking end-to-end: root cause analysis corrective action design evidence of closure and sustainability assessment. Not a tracker maintainer an outcome owner.

• Change-to-Controls - Integration Can assess operational and project changes for control impact identifying gaps new risks or control design requirements before changes are implemented.

• Operational Risk - Fluency Understands operational risk concepts applicable to a shared services environment: risk identification risk appetite control effectiveness and risk reporting.

• GBS / SSO Delivery - Knowledge Can articulate how shared services operates end-to-end tiered delivery value stream structure service ownership and apply controls governance with that operating context in mind.

• AI & Emerging Tool - Fluency Comfortable using AI-assisted tools such as Claude in a work context. Expected to leverage AI to accelerate controls analysis pattern identification documentation quality and reporting efficiency.

• Independent Execution - Capable of operating without a team for extended periods self-directed resourceful and comfortable defining structure in ambiguous environments.

• Executive Communication - Translates complex controls and risk topics into clear concise narratives for senior stakeholders who need to act not interpret.

• Change Management - Navigates organizational resistance and drives adoption of new governance structures controls ownership frameworks and accountability practices.

• ITIL / Service Management - Awareness Familiarity with incident problem and change management principles as they relate to operational controls in a service delivery environment.

Licenses & Certifications:

• CPA or CIA - Demonstrates foundational controls and audit knowledge; required if SOX governance experience is limited.

• ITIL Foundation (v3 or v4) - Demonstrates foundational service management knowledge; relevant for integrating controls into service delivery governance.

• Lean Six Sigma (any level) - Supports structured root cause analysis and remediation design within the continuous improvement dimension of the role.

• At least 18 years of age

• Legally authorized to work in the United States

Travel:
Travel Required (Yes/No): No

DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No

Base Pay Range: $97000 - $175000

Corporate Bonus Target: 15%

The pay range above is the general base pay range for a successful candidate in the role. The successful candidates actual pay will be based on various factors such as work location qualifications and experience so the actual starting pay will vary within this range.

At T-Mobile employees in regular non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employees eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. To find the pay range for this role based on hiring location T-Mobile our benefits exemplify the spirit of One Team Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases offering medical dental and vision insurance a flexible spending account 401(k) employee stock grants employee stock purchase plan paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - 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 and voluntary long-term care insurance. We dont stop there - eligible employees can also receive mobile service & home internet discounts pet insurance and access to commuter and transit programs! To learn about T-Mobiles amazing benefits check out.

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