District Partners LLC

Lead and manage enterprise collaboration and messaging platforms including Microsoft 365 and Slack to ensure operational excellence and modernization. | 8+ years in collaboration/messaging technologies with 4+ years leading teams, strong Microsoft 365 expertise, and experience in enterprise IT operations and stakeholder engagement. | Leidos' Chief Information Office, reporting through the Digital Modernization sector, is seeking a Senior Manager, Collaboration and Messaging with deep expertise in leading both strategy and operations for enterprise collaboration capabilities, including Microsoft 365 services (Exchange, SharePoint, Teams) and Slack. The successful candidate will have a blend of team leadership experience, a strong technical foundation and the ability to drive operational excellence while focusing on modernization, end user experience and business value. Location: This position offers full-time remote work from any US based location. Citizenship: US Citizenship is required. Key Responsibilities Leadership & Team Management • Lead, mentor, and develop a high-performing team of engineers and operations professionals supporting enterprise collaboration and messaging platforms and infrastructure. • Oversee day-to-day operations, engineering, and support functions to ensure high availability, performance, and service reliability. • Drive accountability, performance management, and career development, including hiring, promotion, and retention. • Manage team capacity, workload prioritization, and resource planning across concurrent operational and project demands. • Foster a culture of innovation, collaboration, and continuous improvement, emphasizing user experience and service excellence. Technical & Functional • Direct the full system lifecycle, including design, upgrades, migrations, feature adoption, and platform optimization across Microsoft 365 (GCC-High tenant), Exchange Online and hybrid, Teams, SharePoint Online and on-prem, Slack, Copilot, and email security infrastructure. • Ensure alignment with enterprise architecture standards, security policies, and regulatory requirements, particularly within a GCC-High environment. • Ensure platform scalability, performance, and interoperability across enterprise systems. • Guide the evaluation, selection, and implementation of new technologies to enhance collaboration and messaging capabilities. Operational & Financial Accountability • Own operational performance of collaboration and messaging services, ensuring SLAs, KPIs, and service metrics are defined, monitored, and consistently achieved. • Establish and maintain ITIL-based service management practices, including incident, problem, change, and release management. • Manage vendor relationships while maintaining strong financial stewardship, including license management, usage and cost optimization. • Lead multiple, simultaneous initiatives with significant scope, complexity, and organizational impact. • Direct response and remediation efforts for high-impact incidents and systemic service issues. Business & Stakeholder Engagement • Partner with Corporate Information Security to support email security, compliance, and risk management initiatives, including technologies such as Proofpoint. • Influence cross-functional stakeholders on policies, standards, and best practices related to collaboration and messaging. • Communicate complex technical concepts clearly to a wide range of audiences, from engineering teams to executive leadership and business stakeholders. • Support enterprise digital transformation initiatives by advancing collaboration capabilities, AI tools and agents, and adoption of new M365 features and tools. Qualifications • Bachelor’s degree in IT, Computer Science, or related field (or equivalent experience). • 8+ years of relevant experience in collaboration/messaging technologies, with at least 4 years leading teams. • Strong background leading Microsoft 365 services (Exchange, Teams, SharePoint) and related technologies including email security platforms (e.g. Proofpoint). • Experience with compliance frameworks, identity and access management (Active Directory & Entra ID), data governance and cybersecurity best practices. • Experience with Exchange and SharePoint on-prem environments • Experience with SharePoint workflow/automation tools like Nintex or Power Platform preferred. • Strong knowledge of M365 Enterprise Licensing and managing services within an E5 (GCC-High preferred). • Experience with leading merger and acquisition integrations for collaboration tools and data. • Demonstrated experience in service management, system lifecycle management, and enterprise IT operations. • Experience in cross-functional stakeholder collaboration and business/customer relationship management in an enterprise environment. • Expert communicator skilled at bridging technical and business perspectives, effectively engaging both deep technical teams and executive leadership. • Experience with unified communications technologies including AV, conferencing, video broadcast and meeting room solutions (preferred). Original Posting: May 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Provide administration and operational support for Microsoft platforms including Windows Server, Active Directory, Microsoft 365, and Azure services with incident and maintenance support. | Requires 4+ years system administration experience with Microsoft technologies, ability to obtain security clearance, and U.S. citizenship. | The Microsoft System Administrator-Mid provides administration and operational support for Microsoft platforms that are directly in scope for the SEC ISS contract, including Microsoft 365 GCC/GCC G5 and Microsoft Azure services. This rolemaintainssecure, reliable, and compliant service delivery across Windows Server, Active Directory/Azure Active Directory, Exchange Online, SharePoint Online, and Teams environments. The position delivers Tier 1/2/3 incident, request, and maintenance support to sustain SEC collaboration and enterprise productivity services through proactive monitoring and system upkeep. The administrator also supports Teams-based conferencing, Teams/Webex interoperability, and live streaming operations for mission-critical events while coordinating with ISS teams to meet SLA and operationalobjectives. PRIMARY RESPONSIBILITIES - Microsoft Platform Administration. - Administer andmaintainWindows Server, Active Directory, Group Policy, and Microsoft 365 GCC servicesin accordance withSEC operational standards. - Provide Tier 1/2/3 operational support for Microsoft 365 GCC/GCC G5 collaboration and productivity services, including incident response, service requests, and escalation. - Manage user accounts, permissions, and security policies across Active Directory/Azure Active Directory, Exchange Online, SharePoint Online, and Teams. - Perform configuration, patching, and maintenance activities to preserve system stability, security posture, and service continuity. - May require participation in on-call or surge support activities depending on operational needs. Azure and Identity Operations - Configure andmaintainAzure resources, including virtual machines, storage accounts, and virtual networking components. - Administer Azure Active Directory identity services and access controls to support compliance and system integrity. - Monitor Azure health, availability, and performance, and implement improvements for reliability and compliance. - Support implementation and enforcement of security policies and standards across Microsoft and Azure environments. Collaboration, Messaging, and Video Services - Support day-to-day operations for Exchange Online, SharePoint Online, Teams, and related Microsoft collaboration services. - Support Teams Live Events, enterprise webcasts, conference services, and Teams/Webex interoperability scenarios to ensure reliable video/audio delivery and rapid issue resolution. - Coordinate AV/VTC and collaboration support with cross-functional ISS teams and external vendors for high-visibility meetings and broadcasts. - Communicate service status, planned changes, and restoration updates to stakeholders and end users. Monitoring, Automation, and Service Improvement - Develop andmaintainPowerShell automation scripts for recurring administration, maintenance, and reporting tasks. - Perform proactive monitoring, alert triage, and trend analysis to reduce outages and minimize user impact. - Troubleshoot and resolve incidents affecting messaging, collaboration tools, and enterprise Microsoft applications; escalate complex issues as needed. -MaintainSOPs, runbooks, and technical documentation, and support continuous improvement initiatives aligned to SLA performance, automation goals, and secure operations expectations. REQUIRED QUALIFICATIONS • This position is restricted to U.S. citizens only. Applicants must not hold dual citizenship with any other country to be eligible for work under this contract. • The ability to obtain andmaintainSEC Public Trust (or higher ifrequired). • Bachelor's degree in a relevant field (e.g., Information Technology, Computer Science, Engineering). • 4+ years of experience in system administration with a focus on Microsoft technologies. • Strong experience administering Windows Server, Active Directory, Group Policy, and Microsoft 365 environments. • Demonstratedexperience supporting Exchange Online, SharePoint Online, and Microsoft Teams in an enterprise environment. • Hands-on experience supporting Azure services, including Azure Active Directory, virtual machines, storage, and networking. • Experience supporting Microsoft Teams conferencing and video streaming operations for enterprise events. Windows Server administration • Active Directory/Azure Active Directory and Group Policy management • Microsoft 365 administration (Exchange Online, SharePoint Online, Teams) • Microsoft Azure administration (virtual machines, storage, networking) • PowerShell scripting and task automation • Monitoring, incident troubleshooting, and root-cause analysis • Security policy enforcement and permissions management • Teams conferencing, Webex interoperability support, and live streaming operations PREFERRED QUALIFICATIONS • Experience supporting Microsoft 365 GCC G5 environments in a federal or similarly regulated organization. • Experience implementing Entra ID Governance, Conditional Access, PIM, and lifecycle access reviews at enterprise scale. • Experience with Azure Monitor, Log Analytics, and Application Insights for operational visibility and performance optimization. • Experience with ITIL-aligned incident/problem management and ServiceNow-based service operations. • Experience supporting high-visibility live collaboration events (e.g., town halls, executive briefings, commission-style meetings). • Microsoft Certified: Azure Administrator Associate (AZ-104) • Microsoft 365 Certified: Administrator Expert (MS-102) • ITIL 4 Foundation Original Posting:April 24, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range:Pay Range $73,450.00 - $132,775.00 The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.