Systems Administration Manager- Unified Communications

Position Summary The Manager, Systems Administration – Unified Communications is responsible for supporting, operating, and advancing enterprise Unified Communications (UC) services, with Microsoft Teams as the primary platform. This role owns day‑to‑day service reliability and drives continuous improvements across collaboration and enterprise voice capabilities. Recruiting for this role ends on 9/19/2026. Work you’ll do This position is ideal for a hands‑on technical leader who brings strong UC and telecom fundamentals, can take ownership of projects and in‑flight work, and communicates effectively with technical and business stakeholders. Success in this role comes from sound troubleshooting, disciplined execution, and the ability to learn quickly in a fast‑paced, multi‑vendor enterprise environment. Responsibilities: Operate and support enterprise Unified Communications services with Microsoft Teams as the primary platform, including voice and collaboration capabilities.Own service health for UC, including incident response, troubleshooting, root cause analysis, and driving corrective/preventative actions.Lead UC initiatives such as new deployments, configuration changes, upgrades, migrations, integrations, and service improvements.Serve as an escalation point for complex issues impacting calling, telephony, conferencing, and real‑time communications; coordinate cross‑team troubleshooting as needed.Translate business requirements into practical, supportable technical designs; document decisions, risks, and operational impacts.Partner with Network, Security, Identity, End User Support, and other teams to ensure end‑to‑end reliability and a consistent user experience.Coordinate with external vendors and service providers for implementation support, incident escalation, change execution, and ongoing service delivery.Plan and manage work across multiple concurrent priorities; provide clear status, timelines, and dependency management.Maintain and improve operational documentation, support runbooks, standards, and knowledge articles; identify opportunities to reduce operational toil. The successful candidate would possess these skills Ability to work independently and collaborate as part of a teamEffective written and verbal communication skillsMeticulous attention to detail and quality of work productAbility to build and sustain professional relationshipsAbility to lead projects or workstreamsAbility to manage and prioritize multiple tasks in a fast-paced and dynamic environmentStrong interpersonal skills and professional demeanorAbility to meet deadlinesAbility to mentor and provide clear guidance to others The team Deloitte Technology US (DT - US) helps power Deloitte’s success, which serves many of the world’s largest, most respected organizations. We develop and deploy cutting-edge internal and go-to-market solutions that help Deloitte operate effectively and lead in the market. Our reputation is built on a tradition of delivering with excellence. The ~3,000 professionals in DT - US deliver services including: Cyber SecurityTechnology SupportTechnology & InfrastructureApplicationsRelationship ManagementStrategy & CommunicationsProject ManagementFinancials Technology & Infrastructure The Technology and Infrastructure Organization works together to transform how DT - US deploys technologies and services to meet the dynamic needs of Deloitte professionals and help increase their productivity. Qualifications Required: Bachelor’s Degree or equivalent in Computer Science, Information Systems, or related field.Minimum 6 years of related experience supporting Unified Communications and telecommunications, including VoIP concepts, call routing, numbering concepts, and enterprise voice fundamentals.Hands‑on experience supporting Microsoft Teams in an enterprise environment (administration and operations).Networking fundamentals relevant to real‑time communications (e.g., how network conditions impact call quality and service reliability).Working familiarity with how UC platforms interact with enterprise infrastructure (identity, networks, SBCs, carriers/service providers, and endpoint ecosystems).Experience troubleshooting complex, multi‑component issues and restoring service using structured triage, analysis, and follow‑Minimum 1 year of previous people leadership or project management experience.Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future Preferred: Experience with Teams calling/telephony is strongly preferred.Experience with additional Unified Communications or contact center platforms (e.g., Zoom, Genesys, WebEx Calling).Exposure to PBX or legacy telephony systems and an understanding of legacy‑to‑modern migration considerations.Experience coordinating with external vendors or telecom providers, including escalations, service delivery, and change execution.Familiarity with cloud services, automation, or scripting used to improve UC operations and reduce manual effort. The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $102,500 to $210,600. You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance. EA_ExpHireRITM10835914 Deloitte is committed to providing reasonable accommodations for people with disabilities. If you require a reasonable accommodation to participate in the recruiting process, please direct your inquiries to the Global Call Center (GCC) at View email address on click.appcast.io. Recruiting tips From developing a stand out resume to putting your best foot forward in the interview, we want you to feel prepared and confident as you explore opportunities at Deloitte. Check out recruiting tips from Deloitte recruiters. Benefits At Deloitte, we know that great people make a great organization. We value our people and offer employees a broad range of benefits. Learn more about what working at Deloitte can mean for you. Our people and culture Our inclusive culture empowers our people to be who they are, contribute their unique perspectives, and make a difference individually and collectively. It enables us to leverage different ways of thinking, ideas, and perspectives, and bring more creativity and innovation to help solve our clients' most complex challenges. This makes Deloitte one of the most rewarding places to work. Our purpose Deloitte’s purpose is to make an impact that matters for our people, clients, and communities. At Deloitte, purpose is synonymous with how we work every day. It defines who we are. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. Learn more. Professional development From entry-level employees to senior leaders, we believe there’s always room to learn. We offer opportunities to build new skills, take on leadership opportunities and connect and grow through mentorship. From on-the-job learning experiences to formal development programs, our professionals have a variety of opportunities to continue to grow throughout their career. As used in this posting, "Deloitte" means Deloitte Services LP, a subsidiary of Deloitte LLP. Please see for a detailed description of the legal structure of Deloitte LLP and its subsidiaries. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or protected veteran status, or any other legally protected basis, in accordance with applicable law. Requisition code: 362532 Job ID 362532 Engineering and ProductSame job available in 31 locations