Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior VOIP Engineer

H2 Performance Consulting

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.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Senior VOIP Engineer in Washington DC vacancy
  • $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

    Leidos

    Bethesda, MD
    6 days ago
  • Responsibilities:- Configure and install various network devices and services e.g., routers (including WiFi), switches, firewalls, load balancers, VPN, etc.- Monitor performance and ensure system availability and reliability- Monitor system resource utilization, trending...
    Senior

    NTT DATA

    Arlington, VA
    3 days ago
  •  ...VoIP Engineer BayNova has an exciting opportunity for a VoIP Engineer to join our team in support of an important federal government client. Job Responsibilities: Customer-facing position for the VoIP Team, presenting and maintaining a consistent professional... 
    Suggested
    Remote work
    Night shift
    Weekend work

    BayNova LLC

    Alexandria, VA
    5 days ago
  •  ...reliability. Enjoy flexible work arrangements and professional growth opportunities.Job DescriptionSenior Forward Deployed Engineer OverviewThe Senior Forward Deployed Engineer leads technical efforts in architecture, application delivery, and platform health for mission-... 
    Senior
    Remote work
    Flexible hours

    Green Key Resources

    Arlington, VA
    3 hours ago
  • $131.3k - $237.35k

    Description We have an IMMEDIATE NEED for a Sr. Systems Engineer to provide technical support for the integration of various sub‑systems...  ...the DISA Defense Red Switch Network in support of an enterprise VoIP management system. As a Systems Engineer on this program, you will... 
    Senior
    Local area
    Immediate start

    COMFORT SYSTEMS

    Bethesda, MD
    5 days ago
  •  ...positioning us as one of a handful of elite companies to receive the highest form of third-party validation. is searching for a Senior Circuit Engineer to lead the design, implementation, and maintenance of complex circuit layouts that support a large DoD IT infrastructure... 
    Senior
    Full time
    Contract work
    Local area

    ValidaTek

    Arlington, VA
    2 days ago
  • DescriptionThe Senior Virtualization Engineer will support all aspects of VMware virtualization; configuration, implementation, management of servers in virtualized environment, and VDI implementations. The candidate also should have a foundation in Windows and network... 
    Senior
    2 days per week

    Science Applications International Corporation

    Washington DC
    3 days ago
  • DescriptionThis is a senior firewall position within the Vanguard Contract, providing general engineering support to multiple firewall and perimeter security systems and devices. The well qualified candidate will possess and apply comprehensive knowledge regarding perimeter... 
    Senior
    Contract work
    Work at office

    Science Applications International Corporation

    Beltsville, MD
    3 days ago
  • $108.32k - $160k

    OverviewWe are seeking an Senior Requirements Engineer to join a multidisciplinary team supporting the Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is ideal for engineers who are passionate about applying... 
    Senior
    Contract work
    Work at office
    Remote work

    LMI

    Washington DC
    3 days ago
  • $100k - $160k

     ...The Solvere Technical Group is a Senior Engineer to serve as the lead engineer overseeing technical efforts for a Foreign Military Sales program. This role assesses integration and installation work packages and procedures supporting multiple customer countries.... 
    Senior
    Temporary work

    Solvere Technical Group

    Washington DC
    3 days ago
  • $86.8k - $198k

    SOAR Engineer, SeniorThe Opportunity:Design, implement, integrate, and maintain systems and tools to automate complex cyber activities. Apply advanced consulting skills, extensive technical expertise, and full industry knowledge. Develop innovative solutions to complex... 
    Senior
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Bethesda, MD
    3 days ago
  •  ...unique challenges, and clear-sighted commitment to the mission. SPA: Objective. Responsive. Trusted. We seek an experienced Senior M365 & Exchange Engineer with deep expertise in Microsoft 365 services, Exchange Online, Azure Active Directory, and enterprise identity... 
    Senior
    Work at office
    Immediate start
    Remote work
    Flexible hours

    MCR

    Alexandria, VA
    1 day ago
  • $86.8k - $198k

    PKI Engineer, SeniorThe Opportunity: You know that the user is the last frontier for cybersecurity. It’s where the perimeter is drawn, and securing identities is pivotal in the fight against cybercriminals. As a PKI specialist, you have the skills and experience to keep... 
    Senior
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Laurel, MD
    3 hours ago
  • $135k - $216k

    ResponsibilitiesPeraton is currently hiring a Senior Malware Reverse Engineer for its' Federal Strategic Cyber programs. Location: Arlington, VA (Hybrid - On-site/Remote: 50/50). Local candidates able to work in a hybrid environment required.Overview: The Federal Strategic... 
    Senior
    Contract work
    Currently hiring
    Local area
    Remote work
    Shift work

    Peraton Corporation

    Arlington, VA
    3 days ago
  • $115k

    The Atlantic is looking for a hands-on Senior Engineer to help us deliver industry-leading security across our applications and services. We aim to support a more thoughtful American public by powering and expanding our Pulitzer Prize-winning journalism — and we want the... 
    Senior
    Full time
    Night shift
    Weekend work
    Early shift

    Atlantic Media

    Washington DC
    2 days ago
  • $155.6k - $306.8k

    Position Summary Our Deloitte AI & Engineering team works to transform technology platforms, drive innovation, and help make a significant...  ..., and fuel growth through innovation. Work you'll do As a Senior Anthropic FDE, you will work side by side with senior... 
    Senior
    Local area

    Deloitte

    Rosslyn, VA
    2 days ago
  • General information Job Posting Title Senior Firewall Engineer (Palo Alto SME) Date Thursday, July 9, 2026 City Arlington State VA Country United States Working time Full-time Description & Requirements Maximus is seeking a highly... 
    Senior
    Minimum wage
    Full time
    Contract work
    Temporary work
    Work experience placement
    Work at office

    Maximus

    Arlington, VA
    2 days ago
  •  ...Input Technology Solutions is seeking a Senior Endpoint Engineer for a great hybrid opportunity at the National Harbor in MD! Job Description: Support System Center Configuration Manager (SCCM) and Intune administration and engineering, to include collection... 
    Senior

    Input Technology Solutions

    Oxon Hill, MD
    2 days ago
  • $119.32k - $202.85k

    ICF is actively recruiting for an experienced Senior Threat Detection & Response Engineer to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared... 
    Senior
    Full time
    Contract work
    Work experience placement
    Work at office
    Remote work

    ICF

    Arlington, VA
    1 day ago
  • **CONTINGENT UPON CONTRACT AWARD** Overview: Job Title: Cybersecurity Engineer – Senior Location : Washington, DC (Due to the nature of the work and contract requirements, U.S. Citizenship is required. )   Description: C3EL is seeking a Senior... 
    Senior
    Full time
    Contract work

    C3el

    Washington DC
    more than 2 months ago
  •  ...~401(k) ~401(k) matching ~ Competitive salary ~ Dental insurance ~ Health insurance Position: Senior Endpoint Engineer Location: Arlington VA. Position Type: Onsite Work Authorisation: US Citizen. Specific Job Responsibilities... 
    Senior
    Temporary work
    Casual work
    Work from home
    Flexible hours

    iQuasar

    Washington DC
    1 day ago
  •  ...Federal Solution provides cybersecurity technical leadership and engineering expertise across federal mission environments. We deliver...  ...stakeholder teams to deliver secure, mission-focused solutions. Senior Cybersecurity Engineer Task and Duties: Provide overall... 
    Senior
    Full time
    For contractors
    Work at office

    One Federal Solution

    Washington DC
    more than 2 months ago
  • $145.92k - $209.24k

     ...remote work a few days per week.Travel: Up to 15%, domestic and international. Job ID: 1750The Role: We're looking for an HPC Cluster Engineer to join our Infrastructure Team. Our mission is to build and operate the internal high-performance computing platform that IonQ's... 
    Senior
    Permanent employment
    Contract work
    Work at office
    Remote work

    IONQ

    College Park, MD
    4 days ago
  • $195k - $240k

     ...Job Description Job Description Senior Telecom Software Engineer Herndon, VA | Hybrid (flexible, mission-dependent) About the Job Illuminate...  ...of core telecom network protocols, including SS7, SIP, VoIP, TCP/IP, and Diameter. • Experience monitoring and analyzing... 
    Senior
    Work at office
    Local area
    Remote work
    Flexible hours

    Illuminate Technologies

    Washington DC
    a month ago
  •  ...IgniteIT is seeking a Senior Identity Engineer to support and enhance enterprise identity and access management services across cloud and on-premises environments. This role will focus on identity lifecycle management, directory integrations, automation, and troubleshooting... 
    Senior
    Temporary work
    Flexible hours

    Ignite IT

    District Heights, MD
    1 day ago
  •  ...Transportation, Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian seeks a Senior-Level InfoSec Firewall Engineer Consultant focusing on Cyber-Security/Information Security (INFOSEC) and IT Effectiveness Solution related issues,... 
    Senior
    Full time
    For contractors
    Work experience placement
    Internship
    Work at office
    Monday to Friday
    Shift work

    Prosidian Consultng

    Washington DC
    3 days ago
  •  ...MANTECH seeks a motivated, career and customer-oriented Senior Systems Engineer to join our team for the DOE NNSA PRI contract in Washington DC. This role offers the opportunity to contribute to critical national security efforts within a leading organization. This... 
    Senior
    Contract work
    Work at office

    MANTECH

    Washington DC
    3 hours ago
  • $155k - $180k

     ...Dark Wolf is seeking a Senior Cybersecurity Engineer to join a collaborative team to develop, manage, and maintain the security posture of cloud-based information systems with a focus on SIEM validation, continuous exposure management, and continuous Authorization to... 
    Senior
    Full time
    For contractors

    Dark Wolf Solutions

    Washington DC
    more than 2 months ago
  • $110k - $180k

     ...native ecosystem. We build digital solutions that impact the lives of millions of Americans. We're looking for an experienced Senior DevSecOps Engineer to support our customers and join our passionate team of high-impact problem solvers. About the role: Raft is building a... 
    Senior
    Live in
    Remote work
    Flexible hours

    Raft

    Arlington, VA
    4 days ago
  • $5,000 per month

     ...who are not U.S. citizens are not eligible for this role. Imagine One Technology & Management, Ltd. is seeking four (4) Senior Cybersecurity Engineers with specific experience working with Submarine-Launched Ballistic Missiles (SLBMs). These positions are contingent... 
    Senior

    Imagine One

    Arlington, VA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior VOIP Engineer. Be the first to apply!