Description Telecommunications Engineering Specialist | Active Secret Clearance REQUIRED Full Time | Telecommunications Engineering | Defense & Public Safety Communications Elizabeth Banzhaf, LPN Co-Founder & COO | Heartline Staffing Call or Text: 272-230-3157 LinkedIn: View Elizabeth's LinkedIn Prefer a confidential conversation instead of applying? Call or text Elizabeth directly at 272-230-3157. Heartline Staffing is recruiting an experienced Telecommunications Engineering Specialist to support mission-critical voice modernization and emergency communications infrastructure in Winchester, Virginia. POSITION OVERVIEW • Support deployment and integration of advanced telecommunications gateway technologies • Engineer SIP interconnections and policy routing solutions • Analyze and troubleshoot E-911 call routing and emergency communications issues • Support deployment validation and readiness assessments • Identify technical risks and recommend engineering solutions • Collaborate with technical teams supporting mission-critical communication systems RESPONSIBILITIES • Deploy and support Session Border Controllers (SBCs) • Engineer VoIP and SIP communications environments • Support E-911 and NG911 routing environments • Perform packet analysis and troubleshooting using Wireshark • Support gateway deployment, interoperability, and validation activities • Coordinate with engineering teams supporting secure telecommunications infrastructure WORK ENVIRONMENT • Monday through Friday • 8:30 AM – 5:00 PM Eastern • Onsite position in Winchester, Virginia • Collaborative engineering environment • Mission-critical telecommunications infrastructure supporting federal communications Requirements Requirements • Active Secret Security Clearance REQUIRED • 10+ years Telecommunications Engineering experience REQUIRED • 5+ years VoIP / SIP Engineering experience REQUIRED • Ribbon Communications / Sonus / Genband experience REQUIRED • Session Border Controller (SBC) experience REQUIRED • SIP Signaling and SIP Interconnect experience REQUIRED • E-911 or PSAP Integration experience REQUIRED • Wireshark troubleshooting experience REQUIRED • Ability to work onsite Monday through Friday in Winchester, Virginia REQUIRED Preferred Qualifications • DISA VISP experience • Army VMOD experience • NG911 Public Safety Communications experience • PSAP Interconnection experience • Cisco CCNP or CCIE certifications • Bachelor's Degree in Telecommunications, Engineering, Information Technology or equivalent experience