System Integrator (Skype Engineer)

We are seeking experienced and highly motivated Systems Integrator (Skype Engineer) to support a mission-critical, on-premises unified communications environment within a highly secure, classified setting. This role is responsible for the day-to-day administration, sustainment, and operational support of Microsoft Skype for Business infrastructure, ensuring high availability, performance, and reliability for enterprise users., * Provide full lifecycle operational support for on-premises Microsoft Skype for Business infrastructure, including Front End pools, Edge servers, mediation servers, and supporting components

• Perform advanced troubleshooting and break-fix support for incidents related to voice, conferencing, instant messaging (IM), presence, and user connectivity
• Monitor system health, service availability, and performance metrics using enterprise monitoring tools; proactively identify and resolve issues before user impact
• Support and maintain enterprise voice services, including PSTN integration, call routing, and call quality optimization
• Execute routine system maintenance activities such as patching, updates, service restarts, and configuration management to ensure platform stability
• Manage certificate lifecycle processes, including renewal, installation, and validation across Skype for Business environment
• Conduct root cause analysis for incidents and implement corrective and preventive actions to enhance system reliability
• Collaborate closely with Unified Communications leadership, network teams, and customer operations stakeholders to ensure seamless service delivery
• Maintain and update technical documentation, runbooks, and standard operating procedures (SOPs) to support consistent operations
• Ensure all activities align with Microsoft best practices, supported configurations, and organizational standards
• Adhere to strict security and compliance requirements associated with operating in a highly cleared, classified environment

The ideal candidate will bring strong technical expertise in real-time communications platforms, a proactive operational mindset, and the ability to troubleshoot complex issues in a fast-paced, high-visibility environment., * Active TS/SCI clearance with Polygraph (required for consideration)

• Hands-on experience supporting on-premises Microsoft Skype for Business (or legacy Lync) environments
• Strong troubleshooting and diagnostic skills across unified communications systems, including voice and conferencing services
• Experience supporting enterprise IT environments with high availability and uptime requirements
• Familiarity with monitoring tools and performance management practices
• Understanding of secure environment operations, including compliance with government or classified system requirements
• Ability to work onsite in the Herndon, VA area in a structured, mission-driven environment

Preferred / Nice-to-Have Skills:

• Experience with Microsoft Teams and/or hybrid Skype for Business to Teams migrations
• Familiarity with cloud-based collaboration platforms (e.g., Microsoft 365, Azure)
• Knowledge of VoIP technologies, SIP protocols, and enterprise telephony systems
• Experience with automation or scripting (e.g., PowerShell) for administrative efficiency
• Exposure to large-scale enterprise or government unified communications environments