VoIP Engineer – Secret Clearance Required

Reston Consulting Group; Washington (District of Columbia); On-site; USD 130,000 - 145,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision coverage

Paid time off

401(k) with company match

Job summary

Reston Consulting Group Inc. is seeking a VoIP Engineer with an active Secret clearance to support a federal contract in Washington, DC.

This full-time, on-site role requires five days per week in the office and focuses on designing, implementing, and maintaining enterprise voice communications infrastructure across the DC metro area. The ideal candidate has 4+ years in VoIP/UC environments, DoD 8570/8140 certification, and hands-on experience with CUCM, Unity Connection, Jabber, and SIP trunks.

Qualifications

• Bachelor's degree or equivalent experience in a relevant field.
• 4+ years supporting enterprise VoIP and VTC environments.
• DoD 8570/8140-compliant certification required.
• Experience administering enterprise VoIP and UC infrastructure.
• Experience with CUCM, Unity Connection, Jabber, and SIP trunks.

Responsibilities

• Design, install, maintain, and support enterprise VoIP and telephony infrastructure.
• Work with Federal clients on migration to modern architectures (Teams Telephony).
• Perform operational support for analog, digital, and VoIP systems.
• Configure and maintain telephone hardware, software, and related infrastructure.
• Provide MAC support across multiple locations.

Skills

VoIP engineering

UC infrastructure

CUCM

VTC

DoD 8570/8140

Education

Bachelor's degree in CS/engineering/IT

Tools

CUCM 15.0

Cisco Unity Connection

Cisco Jabber

SIP trunk

Job description

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VoIP Engineer - Secret Clearance REQUIRED

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

Who We Are

RCG, Inc. is a growing federal contracting company proudly Certified™ as a Great Place to Work®. We are committed to fostering a culture of innovation, collaboration, and excellence while delivering high-quality technology solutions to our federal government clients.

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

• 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)
• 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

• Work for a company proudly Certified™ as a Great Place to Work®.
• 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.

Equal Opportunity Employer

RCG, Inc. is an Equal Opportunity Employer. We are committed to creating an inclusive workplace and providing equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or any other characteristic protected by applicable law.