Senior Telecom Engineer

Boston, MA


Apply Save Back to Results

Type: Contract

Category: Engineer

Industry: Insurance

Reference ID: JN -012026-105135

Date Posted: 03/22/2026

Shortcut: http://careers.eliassen.com/mMVLSH


Description:

Hybrid 4 days onsite in either Boston, MA or Woodbridge, NJ

 

The organization is modernizing its telephony stack and requires a Senior Telecom Engineer to lead the evolution to a resilient, cloud-enabled collaboration ecosystem. The role spans architecture, operations, and Tier 3 support across Avaya, Five9, SIP/PSTN, contact center, and integrations to deliver secure and scalable voice services.

 

We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

 

Rate: $50.00 to $55.00/hr. w2

 


Responsibilities:

Responsibilities

  • Own end-to-end voice, UC, and contact center architecture including dial plans, call routing, auto attendants, hunt groups, voicemail, video, and fax.
  • Define, document, and enforce configuration standards, security controls, versioning, and e911 policies across platforms and sites.
  • Lead design reviews for contact center solutions including IVR, scripting, call flows, workforce engagement, recording, and quality management.
  • Engineer resiliency including survivable branch telephony, SBC high availability, QoS and VLAN design, and perform capacity planning.
  • Execute installations, upgrades, migrations, MACD, and integrations; maintain patches, backups, disaster recovery runbooks, and platform hygiene.
  • Provide Tier 3 diagnostics and resolution for complex voice, video, and collaboration incidents including SIP signaling, media, QoS, SBC, and gateway issues.
  • Administer and optimize PSTN and SIP trunking, number administration and porting, carrier services, and related policies.
  • Monitor and troubleshoot using CDR, call tracing, network monitoring tools such as Wireshark and SolarWinds, and vendor consoles.
  • Support and transition legacy platforms toward UCaaS and CCaaS; document cutover plans and decommissioning.
  • Design and optimize IVR/IVA and call flows, routing, self-service, and KPI and experience outcomes.
  • Oversee integrations with CRMs, third-party applications, REST APIs, .NET, recording and quality platforms, paging, and analytics.
  • Provide program leadership for Five9 or similar platforms, track roadmaps, SLAs, and adoption.
  • Maintain comprehensive runbooks, SOPs, diagrams, and inventories including dial plans, IP schemas, and QoS policies.
  • Deliver technical and administrative training and knowledge transfer to IT, Telecom teams, service desk, and end users.
  • Partner with Network, Information Security, Service Desk, PMO, and Call Center leadership to ensure secure, scalable, and integrated services.
  • Manage vendors, OEMs, and carriers and drive root cause analysis and problem management to prevent recurrence.

Experience Requirements:

Experience Requirements

  • 5+ years in enterprise voice infrastructure, UC and contact center architecture, and voice systems administration and operations.
  • Demonstrated breadth across UC and CC domains including UC, CC, SIP, dial plans, and CDR and call tracing.
  • Strong experience with Avaya platforms including Communication Manager, System Manager, Session Manager, Aura messaging and conferencing, and CMS.
  • CCaaS experience with Five9, NICE, Verint, or similar.
  • Hands-on experience with Teams Phone, Zoom Phone, or other UCaaS platforms.
  • Expertise in SIP trunking, carrier services, number porting and administration, and PSTN policies.
  • IVR or Studio scripting, call flow design, and functional workflow development.
  • Practical knowledge of REST APIs and .NET for integrations with application teams.
  • Networking fundamentals for voice including SIP and H.323, RTP, QoS, VLAN tagging, DHCP, DNS, SNMP, and LAN or WAN interoperability.
  • Knowledge of resiliency concepts such as SRST or equivalent remote survivability, SBCs, and voice gateways.
  • Experience with end-user voice services including physical phones, softphones, ATAs, remote worker scenarios, and CDR or call reporting.
  • Strong communication, documentation, stakeholder engagement, and vendor management skills.
  • Experience with security and compliance for UC and CC including E911, audit readiness, call recording retention, and privacy.
  • Familiarity with data and voice cabling standards and data center practices including rack layout, power, and fiber or copper termination.

Education Requirements:

Education Requirements

  • Bachelor’s degree in Computer Science, Information Systems, or equivalent experience.

Recruitment Transparency Notice
 
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (noreply@eliassen.com, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.
 

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact fraud@eliassen.com.

 
About Eliassen Group:
 
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
 
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
 
Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!
 

  • Sr. Network Engineer III

    Washington dc, DC

    Description: Onsite in Washington, DC The Sr. Network Engineer III will serve as a subject matter expert for unified communications across voice, video, and collaboration platforms in a fast-paced, mission-critical environment. The role will design, im...

    Date Posted: 04/08/2026 Recommended

  • Senior Data Engineer

    Cincinnati, OH

    Description: Onsite in Cincinnati, OH The Senior Data Engineer will design and deliver scalable data solutions that enable secure data management, analytics, and business intelligence for the organization. The role requires proficiency with SQL, a mode...

    Date Posted: 03/24/2026 Recommended

  • Physical Security Systems Engineer

    Austin, TX

    Description: Hybrid Monday - Thursday in either Austin, TX or Salt Lake City, UT or Dublin, IE The organization seeks a Physical Security Systems Engineer to support and optimize enterprise physical security technologies. The role will administer acces...

    Date Posted: 03/26/2026 Recommended

  • ETL Migration Engineer

    Westlake, TX

    Description: Hybrid 2 weeks onsite in TX or NH in either Westlake, TX or Merrimack, NH Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medica...

    Date Posted: 03/18/2026 Recommended

  • BI Reporting Engineer

    Westlake, TX

    Description: Hybrid 3 days a week onsite in Westlake, TX Our client seeks a BI Reporting Engineer to build analytical reports and advanced visualizations while supporting core BI platforms. The role focuses on SAP BusinessObjects with strong SQL and Sn...

    Date Posted: 03/22/2026 Recommended

  • Adaptiv Market Risk Platform Engineer (Linux/Unix)

    Cincinnati, OH

    Description: Onsite in Cincinnati, OH Our client seeks a Platform Engineer to support and maintain a market risk platform used for regulatory, stress testing, and daily risk reporting. The role focuses on production support for batch-oriented, compute-...

    Date Posted: 03/23/2026 Recommended

  • DevOps Engineer

    Westlake, TX

    Description: Hybrid (50% onsite, 50% remote) in the DFW metro We seek a DevOps Engineer to implement and manage CI/CD pipelines, infrastructure automation, and cloud environments that support externally facing applications. The role will coordinate and...

    Date Posted: 03/25/2026 Recommended

  • Cloud Database Deployment Engineer

    Merrimack, NH

    Description: Hybrid Onsite 5 days/week, alternating weeks in Merrimack, NH We are seeking a highly experienced Senior Oracle Cloud Engineer with over 10 years of expertise in Oracle technologies, specifically focused on cloud engineering rather than da...

    Date Posted: 04/07/2026 Recommended

  • Senior Oracle DBA (Azure)

    Pittsburgh, PA

    Description: Our client, a leader in their industry, has an excellent opportunity for a Senior Oracle DBA with Azure cloud experience to work on a 12-month+ contract position in Lake Mary, FL, or Pittsburgh, PA. This is a hybrid role working onsite two...

    Date Posted: 04/02/2026 Recommended

  • Product Manager III

    Greenwood Village, CO

    Description: Onsite in Greenwood Village, CO The Product Manager III will define strategy and deliver digital experiences for our client's customers across data, voice, and video. The role will translate complex telecom offerings such as Ethernet and I...

    Date Posted: 03/16/2026 Recommended

  • Sr. Telecommunications Design Engineer III

    Washington dc, DC

    Description: Onsite in Washington dc, DC Our client seeks a Sr. Telecommunications Design Engineer III to provide senior technical leadership for mission-critical telecommunications operations and long-range modernization. The role will design and sust...

    Date Posted: 03/13/2026 Recommended

  • nCino Business Systems Analyst

    Anywhere

    Description: Remote The organization seeks an nCino Business Systems Analyst to translate business requirements into scalable configurations across the loan lifecycle. The role will partner with stakeholders in lending, operations, risk, and IT to desi...

    Date Posted: 03/19/2026 Recommended

  • Software Engineer – Data Engineer with strong Scala and Spark, Hybrid, W2 only.

    Smithfield, RI

    Description: Hybrid 2 weeks per month onsite in Smithfield, RI The organization seeks a senior data-focused software engineer to build and enhance performance measurement and analysis platforms within a wealth management domain. The role emphasizes str...

    Date Posted: 04/05/2026 Recommended

  • Senior API Developer

    Anywhere

    Description: Remote The organization seeks a Senior API Developer to design, develop, and maintain APIs and system integrations across a digital ecosystem. The role will utilize Microsoft Azure services including API Management, Application Gateway, Lo...

    Date Posted: 03/23/2026 Recommended

  • Java Developer

    Westlake, TX

    Description: Hybrid Onsite Every Other Week in Westlake, TX Our client is seeking a Java developer to build and enhance applications within the Accounts and Customer Experience area. The role covers full-stack development across on-prem and cloud platf...

    Date Posted: 03/11/2026 Recommended

  • Senior Cloud Engineer (Java/AWS/Kubernetes)

    Merrimack, NH

    Description: Hybrid Every other week onsite/5 days in either Merrimack, NH or Westlake, TX Our client seeks a Senior Cloud Engineer to build cloud-native applications. You will design and deliver secure, scalable solutions on AWS, leveraging containers...

    Date Posted: 04/03/2026 Recommended

  • Technical Execution Lead

    Greenwich, CT

    Description: Hybrid 4 in New York, NY The Technical Execution Lead will define and oversee the organization’s resiliency strategy for Azure-based platforms. The role will establish governance, policies, KPIs, and recovery objectives to ensure readiness...

    Date Posted: 03/17/2026 Recommended

  • Jr. Integration Engineer

    Atlanta, GA

    Description: Hybrid 2-3x weekly in Atlanta, GA Our client seeks a junior integration engineer to design and maintain RESTful APIs and connect internal and external systems across a modern platform. The role will contribute to integration development, d...

    Date Posted: 03/31/2026 Recommended

  • Principal Software Engineer

    Westlake, TX, NC

    Description: Hybrid 50% on site in Westlake, TX We are seeking an experienced Full Stack Engineer to join a Risk-focused product team responsible for building and modernizing applications that support critical business functions across a large financia...

    Date Posted: 04/08/2026 Recommended

  • Server Administrator

    Anaheim, CA

    Description: Onsite in Anaheim, CA Our client seeks a Server Administrator to ensure stability, security, and resilience across Linux and Windows Server platforms supporting internet and intranet services. The role will design and operate enterprise ba...

    Date Posted: 03/31/2026 Recommended

  • Quality Control Data & LIMS Specialist

    Indianaolis, IN

    Description: Onsite in Indianaolis, IN Our client seeks a QC Data and LIMS Specialist to support a new advanced therapies manufacturing site as it moves into operations. The role will manage QC data workflows, configure and maintain LIMS and ELN master...

    Date Posted: 03/31/2026 Recommended

  • Lead Designer

    Burbank, CA

    Description: Onsite in either Burbank, CA or New York City, NY Our client seeks a Lead Designer to drive global digital growth marketing through scalable design systems. The role blends hands-on production design with system governance across brands an...

    Date Posted: 03/12/2026 Recommended

  • Coupa and Concur Systems Specialist

    Mountain View, CA

    Description: Hybrid 3 days/week in Mountain View, CA Our client is seeking a Coupa and Concur Systems Specialist to administer, optimize, and support Source-to-Pay and Travel & Expense platforms. The role will configure workflows, policies, and integra...

    Date Posted: 04/04/2026 Recommended

  • Business Systems Analyst

    Covington

    Description: Hybrid Onsite Every Other Week in Covington, KY Our client is seeking a Business Systems Analyst to support the Identity and Access Management Adoption Team within Enterprise Cybersecurity. The role will focus on business and systems analy...

    Date Posted: 04/07/2026 Recommended

  • Data Engineer

    Merrimack, NH

    Description: Hybrid two weeks onsite a month in either Merrimack, NH or Durham, NC We are seeking a Senior Data Engineer to build scalable data solutions within a highly collaborative technology team. The role focuses on Oracle PL/SQL, SQL scripting, E...

    Date Posted: 03/30/2026 Recommended

  • Java/Python Software Developer

    Chesterfield, MO

    Description: Hybrid 2-3 days in office/week in Chesterfield, MO Our client seeks a junior to mid-level software developer to build and support scalable applications for enterprise financial and investment systems. The role focuses on Java and Python de...

    Date Posted: 03/31/2026 Recommended

  • Full Stack Engineer (Java Development / API testing)

    Merrimack, NC

    Description: Hybrid 50% on site in either Merrimack, NH or Westlake, TX We are seeking senior full stack engineer to build, test, and engineer REST APIs for a data platform. The role requires strong Java and Spring Boot skills, API design expertise, an...

    Date Posted: 04/01/2026 Recommended

  • Sr. KDB+ Developer

    Jersey City, NJ

    Description: Hybrid Onsite 5 days/week, alternating weeks in either Jersey City, NJ, TX, BOS, MMK or SMT The organization seeks a Sr. KDB+ Developer to build and maintain regulatory reporting applications across multiple asset classes. The role will de...

    Date Posted: 04/07/2026 Recommended

  • Product Manager III

    Greenwood Village, CO

    Description: Hybrid 4 days onsite, 1 remote. in Greenwood Village, CO The Product Manager III will lead strategy, execution, and delivery of digital experiences for business customers through convergence, feature parity, and migration to a unified plat...

    Date Posted: 03/16/2026 Recommended

  • Senior Software Engineer (Java, AWS, Angular, Reporting tools)

    Merrimack, NH

    Description: Hybrid two weeks onsite a month in either Merrimack, NH or Westlake, TX The organization seeks a Software Engineer for modernization, The role focuses on designing, upgrading, and testing multi-platform applications with emphasis on Java, ...

    Date Posted: 04/08/2026 Recommended

Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.


Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.

Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group

If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contactInfoSec@eliassen.com.

Please ensure that you are working directly with us by confirming the following:

  • When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
  • Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above