Full-Time
Senior VoIP Communications Engineer
Updated on 8/1/2026
Bowhead
1,001-5,000 employees
Federal contracting arm delivering IT services
Compensation Overview
$120k - $150k/yr
No H1B Sponsorship
San Diego, CA, USA
In Person
US Citizenship Required
 Electrical Engineering (1) |
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- The candidate must have 7 or more years of experience designing, deploying, and supporting Voice over Internet Protocol and Session Initiation Protocol systems.
- The candidate must have strong command of Session Initiation Protocol, Real-time Transport Protocol, Session Description Protocol, Transport Layer Security, Secure Real-time Transport Protocol, and debugging tools such as sngrep, Homer, and Wireshark.
- The candidate must have hands-on experience with FreeSWITCH, Kamailio, or OpenSIPS.
- The candidate must have experience with Unified Communications as a Service or carrier-grade Session Initiation Protocol platforms; NetSapiens is preferred.
- The candidate must have experience with Session Border Controllers such as Ribbon, AudioCodes, TelcoBridges, Oracle, or Sangoma.
- The candidate must have a strong understanding of Enhanced 911, Emergency Location Identification Number, Emergency Response Location, RedSky, Intrado, and location services.
- The candidate must be proficient in designing dial plans, Interactive Voice Response flows, queue logic, and call-routing policies.
- The candidate must have strong documentation and customer-facing communication skills.
- The candidate must be able to obtain a United States security clearance at the Public Trust level.
- United States citizenship is required.
- The candidate must be able to lift up to 20 pounds and stand and walk for prolonged periods, with periodic twisting, bending, and squatting.
- Design and deploy ZuluCall/Comms Unified Communications as a Service environments across cloud environments, Impact Level 5-ready data centers, and on-premises microservice clusters.
- Configure Session Initiation Protocol trunks, Session Border Controllers, dial plans, Interactive Voice Response systems, queues, call recording, voicemail services, and conferencing features.
- Provision and manage Session Initiation Protocol endpoints, including Cisco Session Initiation Protocol phones, Poly/Polycom devices, and Yealink devices.
- Implement call flows, auto-attendants, queueing, callback, and Automatic Call Distributor routing logic.
- Configure RedSky/Intrado Enhanced 911, Presence Information Data Format-Location, Link Layer Discovery Protocol-Media Endpoint Discovery, and nomadic user location services.
- Validate routing paths and ensure compliance with the RAY BAUM’S Act and Kari’s Law.
- Implement secure signaling and media using Transport Layer Security and Secure Real-time Transport Protocol, Session Initiation Protocol authentication, and secure provisioning.
- Support Security Content Automation Protocol and Defense Information Systems Agency Security Technical Implementation Guide checks for Voice over Internet Protocol workloads and Unified Communications infrastructure.
- Coordinate with cybersecurity teams on Risk Management Framework and Authority to Operate technical requirements for voice systems.
- Work with site network teams to establish Virtual Local Area Networks, Dynamic Host Configuration Protocol, Domain Name System, Quality of Service, Power over Ethernet, and firewall rules.
- Assist with Wide Area Network redundancy, LTE/Starlink failover, and Software-Defined Wide Area Network integrations.
- Diagnose Session Initiation Protocol and Real-time Transport Protocol quality issues involving jitter, latency, Mean Opinion Score, packet loss, and codec negotiation.
- Lead advanced troubleshooting of Session Initiation Protocol signaling, Real-time Transport Protocol media paths, Session Border Controller policies, and endpoint registration.
- Provide Tier III support for Voice over Internet Protocol, analog gateways, Analog Telephone Adapters, Session Border Controllers, and softphone applications.
- Collaborate with government technical teams during pilots, testing cycles, and operational validation.
- Experience working with ShoreTel, Cisco Unified Communications Manager, or similar enterprise telephony platforms.
- Experience in Department of Defense or Defense Health Agency environments.
- Understanding of Defense Information Systems Agency Security Technical Implementation Guides, Security Content Automation Protocol, Risk Management Framework, or Federal Risk and Authorization Management Program.
- Linux experience with Ubuntu, Debian, or Red Hat Enterprise Linux.
- Familiarity with microservice deployments using Docker, Podman, or Kubernetes.
Bowhead, via UIC Government Services (UICGS), provides federal contracting and government services to defense and civilian agencies. It offers IT, logistics and marine services, engineering, program management, and development and support of military training and modeling and simulations. It coordinates a family of subsidiary companies to tailor end-to-end solutions, including operations and maintenance and lifecycle support. Its goal is to help federal agencies meet missions by delivering reliable, integrated contracting services and mission-ready programs.
Company Size
1,001-5,000
Company Stage
N/A
Total Funding
N/A
Headquarters
Alexandria, Virginia
Founded
1999
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Simplify's Take
What believers are saying
- GSA OASIS and 8(a) STARS III enable flexible federal IT contracting.
- 3,000 employees support nearly 300 contracts for scalability.
- Iñupiat values drive tailored engineering and logistics solutions.
What critics are saying
- 8(a) certification expires upon $150M revenue in 12-24 months.
- Delta integration fails, causing revenue loss in 6-18 months.
- DoD concentration eliminates 60-80% revenue on contract loss.
What makes Bowhead unique
- Bowhead leverages Alaska Native Corporation status for sole-source contracts.
- Bowhead operates 30+ subsidiaries across six business lines like IT and manufacturing.
- 2024 Delta acquisition adds military training and DoD space expertise.
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Benefits
Health Insurance
Paid Sick Leave
Paid Holidays
Company News
Ukpeagvik Inupiat Corp. (UIC) has acquired a majority interest in Delta Solutions & Strategies, a service-disabled veteran-owned small business. Delta is now part of UIC's Bowhead Family of Companies within its government services division. The acquisition, led by UIC COO Jeevan Pokharel, aims to enhance Bowhead’s growth in the Department of Defense and space sectors. Delta will gain access to more DOD and federal contracts, expanding its market and expertise.