Senior VOIP Engineer
H2 Performance Consulting Corporation
H2 Performance Consulting is subject to the Vietnam Era Veteran's Readjustment Assistance Act as a Federal Contractor and is an Equal Opportunity/Affirmative Action Employer and strives to build a diverse workforce. 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. Additionally, as mandated under Executive order 12989, H2 is required to verify employment eligibility of selected candidates through the Department of Labor’s - E-Verify.
H2 Performance Consulting (H2) is seeking a Voice Over Internet Protocol (VOIP) Engineer. As a VoIP network engineer on our team, you’ll work with Video Voice over IP, a reliable network to support critical missions. This is your chance to share your expertise with IP Telephony, naval systems, and cybersecurity while broadening your network engineering work.
The VOIP Engineer responsibilities will include:
- Collaborate with SMEs, customers, and users to learn the strategic goals and operational needs that shape the network requirements.
- Support the planning of acquisition, installation, configuration, and maintenance of telephony network components.
- Resolve interoperability issues across platforms.
- Support the acquisition of hardware.
Basic Qualifications:
- 10 years experience with implementing and maintaining all aspects of Cisco VoIP network infrastructure, including Racking and cabling LAN, VoIP, VPN, and Network Security
- 8 years experience maintaining and managing Cisco Unified Communications Manager (UCM), voice and survivable remote site telephony gateways, STIGS, encryption protocols, secure telephony, including STE and vIPER
- Ability to configure Cisco routers, switches, and gateways
- Ability to support trouble tickets and incidents using ServiceNow
- Bachelor's degree
- Active Secret Clearance
- Security + and CCNP Voice and Collaboration Certification
Preferred Qualifications:
- Experience with ATO package requirements, network architecture and design
- Knowledge of analog systems, Definity, POTS, broadband circuit
- Top Secret clearance
Clearance Qualifications:
- Must have a DoD Secret Security Clearance
Qualified candidates may submit their resume to the career section of our company website at . All resumes will be reviewed within 5 business days and those candidates we wish to further in the application process will be contacted via email/phone to schedule initial phone screens.
- ...Senior Secure Voice Engineer Our client in federal government contracting is seeking a Senior Secure Voice Engineer to help develop and scale a classified Voice over IP (VoIP) environment, supporting secure voice infrastructure and telecommunications connectivity across...SeniorLocal area
$99k - $225k
Booz Allen Hamilton is seeking a VoIP Engineer SME in Washington, D.C. This role focuses on VoIP networks, requiring extensive experience with Cisco infrastructure and a Secret clearance. The ideal candidate will demonstrate innovation in solving complex problems while...Senior$131.3k - $237.35k
A technology solutions company in Bethesda, Maryland is seeking a Sr. Systems Engineer to support the DISA Defense Red Switch Network for VoIP management. The ideal candidate will have a Bachelor's degree and 8 years of related experience in integration, with proficiency...Senior$120k - $140k
Responsibilities As a VoIP network engineer on our team, you’ll work with Video Voice over IP, a reliable network to support critical missions. You’ll collaborate with SMEs, customers, and users to learn the strategic goals and operational needs that shape the network requirements...SeniorContract workFor contractorsRemote work- A leading national security company in Arlington is seeking a Senior Unified Communications Engineer to manage video teleconferencing systems. This position offers the flexibility to work from Alexandria or Herndon, VA. Candidates must have a Bachelor's degree and at least...Senior
- ...A leading technical services company is seeking a Senior Unified Communications Engineer to design, implement, and manage Cisco-based voice and collaboration... ...systems. This role involves creating secure enterprise VoIP solutions, troubleshooting complex communication...Senior
$175k - $200k
...difference in the community. About You: You are a senior Unified Communications engineer who thrives in small, highly capable engineering teams... ...SCI settings. This role focuses on secure enterprise VoIP, SIP routing, collaboration platform integration, and transport...SeniorFor contractors- ...Jamison Professional Services, Inc. (“Jamison”) is currently seeking a qualified and motivated candidate for the position of Senior Specification Engineer. Job Title Senior Specification Engineer DESCRIPTION OF SERVICES WMATA is undergoing a multi-year Strategic...SeniorContract workTemporary work
$120k - $175k
...Location: Washington, DC, United States Date Posted: Jan 9, 2026 Overview We are seeking a Senior Geostructural Engineer to add technical expertise to our MidAtlantic team and support our growing geostructural work across the company. Candidates will have vast...SeniorFor contractorsFor subcontractorWork at officeLocal area$99k - $225k
...VoIP Engineer SME The Opportunity: Supports the development of new Voice over IP (VoIP) networks and enhancements to production networks. Applies leading-edge principles, theories, and concepts. Contributes to the development of new principles and concepts. Works...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Vt Arc is seeking a Senior to Staff level Identity, PKI and Access Engineer in Arlington, VA. This critical role focuses on implementing identity engineering across secure environments, ensuring seamless access, and supporting mission-critical programs. The ideal candidate...Senior
- ...A leading engineering firm is seeking a Senior Cellular / RF Engineer for an onsite position at Bolling AFB, Washington, DC. This role involves assessing and optimizing wireless connectivity solutions focusing on cellular and RF technologies. The successful candidate...Senior
- ...A leading engineering firm is seeking a motivated Senior Specification Engineer in the DMV area. The successful applicant will work on analyzing and improving operational activities to enhance efficiency and customer service. Daily tasks include resolving design specification...Senior
- ...Job Description Job Description *Interim Top Secret Clearance Accepted* POSITION SUMMARYThe VOIP Engineer provides technical support for the configuration, deployment, and maintenance of CISCO VOIP systems for Naval Surface Warfare Center Carderock Division. This...Contract workFor contractorsInterim roleMonday to FridayNight shift
- ...systems and carpentry for the hospital and associated properties. Education: Graduate of General or Special Maintenance/ Engineering Trades course is preferred. Experience: Five years of experience as a General Mechanic or a General Engineer is required....Senior
- ...Koniag Government Services is seeking a skilled Cellular / RF Engineer to enhance wireless connectivity solutions, specifically in cellular and RF technologies. This role requires an active Top Secret/SCI clearance and at least seven years of RF engineering experience...Senior
- ...Senior NOC Systems Engineer Seeking a Senior NOC Systems Engineer to support enterprise network operations in a mission-critical environment.... ...Qualifications: Experience with Cisco Unified Communications / VoIP infrastructure Experience with Windows Server 2019/2022...SeniorNight shift
$148.9k - $223.4k
...KBR is looking for a Principal System Engineer/Enterprise Architect in Chevy Chase, MD. This role involves designing IT enterprise architecture, working closely with cross-functional teams, and contributing to national security solutions. The ideal candidate will have...Senior$135k - $216k
Responsibilities Peraton is seeking an experienced Senior Unified Communications (UC) Engineer, to join our dynamic Network and Unified Communications Architecture... ..., etc.). At least five (5) years of experience with VOIP Protocols (SIP, H.323), Unified Communications...SeniorContract workFor contractorsWorldwide- ...Moveworks is looking for a Senior Identity & Access Management Engineer in Washington, DC to develop and scale IAM solutions across cloud infrastructure. In this role, you'll lead IAM project development from requirements to operationalization while ensuring security...SeniorFlexible hours
- ...A leading technology services company in Bethesda is seeking a Senior Elasticsearch Engineer to design and optimize Elasticsearch clusters, ensuring high performance and reliability. The role offers a flexible schedule with on-site work at a client location. Ideal candidates...SeniorFlexible hours
- ...A leading consulting firm is seeking a LAN/WAN Engineering Subject Matter Expert IV to provide technical direction and manage high-risk programs. The ideal candidate will have significant experience in information systems architecture and telecommunications design. A Bachelor...Senior
- ...Senior Endpoint Engineer Everforth ECS is seeking a Senior Endpoint Engineer to work in our Arlington, VA office. Everforth ECS is seeking a Senior Endpoint Engineer to join our team the Department of Homeland Security. As a Senior Endpoint Engineer, you will be...SeniorTemporary workWork at office
- Ll Oefentherapie is looking for a Senior Accessibility Engineer (508 SME) in Arlington, Virginia. The chosen candidate will ensure Section 508 compliance across an Enterprise Program Management program, leading documentation and testing efforts while collaborating closely...Senior
$130k - $150k
...Senior Check Point Firewall Engineer Everforth ECS is seeking a Senior Check Point Firewall Engineer to work in our Washington, DC office / remote. The role is contingent upon additional funding. Everforth ECS is seeking a Senior Check Point Firewall Engineer to...SeniorWork experience placementWork at officeRemote work- Dexian is seeking an experienced Coralogix SIEM Engineer to manage the technical aspects of the platform in a multi-tenant setting across several SOCs. The role entails responsibilities from platform administration to enhancing security operations capabilities and ensuring...Senior
- A defense technology company is looking for an RF Engineer to support the Naval Research Laboratory's mission in advancing electronic warfare technologies. The role includes designing RF subsystems for threat simulators and requires a minimum of ten years of experience...Senior
$130k - $145k
...Senior Siem Engineer Everforth ECS is seeking a senior siem engineer to work in our washington, dc office. please note: this position is contingent upon contract award. we are seeking a cleared senior siem engineer to support security monitoring, detection engineering...SeniorContract workWork at office- Koniag Information Security Services, LLC is hiring a Cellular/RF Engineer to enhance wireless connectivity initiatives. The role requires an active Top Secret/SCI clearance and focuses on cellular and RF technology integration. The ideal candidate will conduct RF analysis...Senior
- A technology solutions provider in Washington, DC is seeking a Senior Mobility Endpoint Support Engineer to manage enterprise mobility solutions in a federal IT environment. This role involves providing Tier 2/3 support, maintaining mobile device management solutions like...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior VOIP Engineer. Be the first to apply!
- senior automation controls engineer Washington DC
- senior accounts payable Washington DC
- senior brand designer Washington DC
- senior financial advisor Washington DC
- senior underwriter Washington DC
- senior cost analyst Washington DC
- senior business analyst contract Washington DC
- senior app developer Washington DC
- senior manager cyber security Washington DC
- senior infrastructure manager Washington DC



