VoIP Engineer - Secret Clearance REQUIRED

RCG Global Services • $130K — $145K *
Telecommunications & Hardware
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Active Secret Clearance (or higher)
  • U.S. Citizenship required
  • Bachelor's degree in a relevant field (or equivalent experience)
  • Minimum four (4) years supporting enterprise VoIP and VTC environments
  • DoD 8570/8140-Compliant Certification
  • Experience administering enterprise VoIP infrastructure
  • Experience with Cisco telecommunications tools such as CUCM and Unity Connection

Responsibilities

  • Design, install, configure, and maintain VoIP infrastructure
  • Collaborate with Federal clients for system migrations
  • Provide operational support for VoIP and traditional telephone systems
  • Configure and maintain telecommunication hardware and software
  • Administer troubleshooting and security protocols for VoIP systems
  • Monitor system performance and provide usage reports
  • Develop technical documentation for end users and avoid vulnerabilities

Benefits

  • Competitive salary
  • Support for critical federal communications
  • Access to advanced Cisco technologies
  • Team collaboration in a mission-driven environment
  • Tech training and certification opportunities
  • Comprehensive benefits package including health insurance and retirement plan
Full Job Description
Location: Washington, DC (100% On-Site)
Salary Range: $130,000 to $145,000
Work Schedule: Full-Time | 100% On-Site | Five (5) Days per Week
Clearance Requirement:Active Secret Clearance REQUIRED| U.S. Citizenship Required | DoD 8570/8140-Compliant Certification Required

The Opportunity

RCG is seeking a VoIP Engineer with an active Secret clearance to support an ongoing federal contract in Washington, DC. This is a full-time, 100% on-site position requiring five (5) days per week in the office. The selected candidate will design, implement, maintain, and optimize enterprise voice communications infrastructure, including VoIP, unified communications, E911 services, and telephony systems supporting mission-critical federal operations throughout the Washington, DC metropolitan area.

What You'll Do
  • Design, install, configure, maintain, and support enterprise VoIP and telephony infrastructure.
  • Work with Federal clients on migration to modern architecture (e.g. Teams telephony).
  • Perform operational support and sustaining engineering for analog, digital, and VoIP telephone systems.
  • Install, configure, and maintain telephone system hardware, cabling, software, and associated infrastructure.
  • Support Moves, Adds, and Changes (MAC) activities across multiple customer locations.
  • Configure and maintain VoIP phones, softphones, Wi-Fi phones, call processors, gateway systems, and E911 services.
  • Maintain VoIP system interfaces and perform programming to ensure seamless connectivity.
  • Administer telephone firewall logging, monitoring, and security policies.
  • Maintain E911 infrastructure and emergency call routing.
  • Maintain EBS (Emergency Broadcast System).
  • Provide translations and routing for cellular and remote VoIP 911 services.
  • Monitor trunk utilization and recommend capacity improvements.
  • Generate telephone call detail reports and provide near real-time reporting for authorized personnel.
  • Support voice mail platforms, automated attendants, announcements, broadcast lists, and user messaging services.
  • Configure and maintain enterprise telephony features including:
    • Call forwarding
    • Call transfer
    • Three-way and six-way conferencing
    • Hunt groups
    • Call park
    • Call pickup
    • Caller ID
    • Speed dial
    • Voicemail services
  • Develop user guides, operating procedures, and technical documentation.
  • Provide operator services, directory assistance, and conference call support.
  • Protect customer privacy and telecommunications security.
  • Participate in after-hours support, scheduled maintenance windows, and an on-call rotation.
  • Support major customer events requiring evening or weekend coverage.


What We're Looking For

Required Qualifications
  • Active Secret Clearance (or higher).
  • U.S. Citizenship required.
  • Bachelor's degree in computer science, Engineering, Information Technology, Business Management, or a related field (or equivalent experience).
  • Minimum four (4) years of experience supporting enterprise VoIP and Video Teleconferencing (VTC) environments.
  • Must hold DoD 8570/8140-Compliant Certification
  • Experience administering enterprise VoIP and unified communications infrastructure.
  • Experience supporting:
    • VoIP call processors
    • Softphones
    • Wi-Fi phones
    • Voice gateways
    • E911 systems
  • Experience performing telecommunications Moves, Adds, and Changes (MAC).
  • Experience with Cisco Unified Communications Manager (CUCM), 15.0 preferred.
  • Experience with Cisco Unity Connection.
  • Experience with Cisco Jabber.
  • Strong understanding of voice networking, routing, switching, and telephony systems.
  • Excellent troubleshooting, analytical, and problem-solving skills.
  • Strong written and verbal communication skills.
  • Ability to manage multiple priorities in a fast-paced environment.
  • Ability to participate in an on-call rotation and occasional evening or weekend support.


Preferred Qualifications
  • Experience supporting federal government telecommunications environments.
  • Experience administering SIP trunk and voice gateways.
  • Experience with telecommunications security and voice firewalls.
  • Experience migrating VoIP systems in modernization efforts.
  • Experience in Teams Telephony or similar virtual cloud PBX solution (e.g. Webex, Broadworks)


Work Environment
  • Full-time position.
  • 100% On-Site in Washington, DC (subject to change).
  • Standard first-shift schedule with rotating on-call responsibilities.
  • Occasional evening, weekend, and holiday support based on operational requirements.


Please Note

Due to the secure nature of this federal program:
  • U.S. Citizenship is required.
  • An active Secret clearance is required prior to employment.
  • Employment is contingent upon successfully completing the required government background investigation and customer onboarding requirements. The selected candidate cannot begin employment until all requirements have been successfully completed.


Why You'll Love Working Here
  • Competitive salary
  • Support mission-critical federal communications infrastructure.
  • Work with cutting-edge Cisco VoIP and Unified Communications technologies.
  • Collaborate with a highly skilled engineering team in a dynamic, mission-focused environment.
  • Opportunities for technical training, certification, and career advancement.
  • Comprehensive benefits package including medical, dental, vision, paid time off, paid holidays, and a 401(k) with company match.


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