Sr. Voice Network Engineer

TEKsystems; San Diego (CA); Remote; Full time

Job summary

A leading technology services company is seeking a VOIP Engineer to support a critical Navy program remotely. This expert-level role involves designing and implementing secure VOIP solutions, ensuring compliance with military standards, and troubleshooting advanced telephony issues. Ideal candidates should have a strong background in Cisco VOIP technologies and a proven ability to work independently.

Benefits

Medical, dental & vision insurance

401(k) Retirement Plan

Life Insurance

Transportation benefits

Employee Assistance Program

Time Off/Leave

Qualifications

• Active Secret Clearance required.
• 3–5 years of experience with Cisco VOIP technologies.
• Strong understanding of voice protocols (SIP, RTP).

Responsibilities

• Design, configure, and maintain VOIP systems.
• Collaborate with network teams for security and performance.
• Document system configurations and operational procedures.

Skills

VoIP

Network Engineering

Routing

Education

Security+ CE

Cisco CCNP Collaboration or equivalent certification

Tools

Cisco Call Manager

Cisco Routers

Job description

Description

Location: 100% Remote

Clearance Requirement: Active Secret Clearance (Required)

Note: This position is remote, but candidates must reside near a Navy base and be able to access a SIPR environment at least once per month.

Job Description:

We are seeking a VOIP Engineer to support a mission-critical Navy program. This role involves the design, implementation, and support of secure Voice over IP (VOIP) solutions across classified and unclassified networks. The ideal candidate will have experience working in DoD environments and a strong understanding of secure voice communications, network integration, and system interoperability.

Key Responsibilities:

• Design, configure, and maintain VOIP systems including Cisco Unified Communications Manager (CUCM), Cisco Unity, and related voice gateways.
• Collaborate with network and cybersecurity teams to ensure VOIP solutions meet security and performance standards.
• Develop and execute test plans for new VOIP deployments and upgrades.
• Troubleshoot and resolve VOIP-related issues, including call quality, latency, and interoperability.
• Document system configurations, network diagrams, and operational procedures.
• Support integration of VOIP systems with other communication platforms and mission systems.
• Ensure compliance with DoD STIGs and IA policies for voice systems.
• Participate in planning and implementation of system migrations and enhancements.

Required Skills & Qualifications:

• Active Secret Clearance.
• Security+ CE (or ability to obtain within 6 months).
• Must reside near a Navy base and be able to access SIPR at least once per month.
• 3–5 years of experience with Cisco VOIP technologies (CUCM, Unity, CUBE, SIP, MGCP).
• Strong understanding of voice protocols (SIP, RTP, SCCP, H.323).

Experience with:

• Telephony experience (Cisco)
• Legacy voice systems
• Session Border Controllers (SBC) and SEP
• DISA protocol standards
• Familiarity with QoS, VLANs, and network troubleshooting tools.
• Experience with Cisco Session Management Edition (SME) for centralized call control across clusters.
• Understanding of Cisco cluster design, trunking, and Intercluster Lookup Service (ILS).
• Familiarity with DISA STIGs and DoD voice security requirements.

Skills

VoIP, Network Engineering, Router, CCNP certification, cisco call manager, cisco VoIP, cisco voice, Cisco Routers, Firewall, Unified Communications, Telephony

Top Skills Details

VoIP, Network engineering, Router, CCNP Certification, Cisco Call Manager, Cisco VoIP, Cisco Voice, Cisco Routers

Additional Skills & Qualifications:

• Cisco CCNP Collaboration or equivalent certification.
• Experience with voice encryption technologies (e.g., SRTP, TLS).
• Knowledge of TDM-to-IP migration strategies.
• Familiarity with Joint Information Environment (JIE) constructs.
• Experience supporting Navy or other DoD voice networks.
• Understanding of the CMMC environment and DOD SAFE documentation.
• Familiarity with DISA STIGs and DoD voice security requirements.
• Ability to work independently and collaboratively in a remote team environment.

Experience Level

Expert Level

·This position requires an active DoD Clearance Secret

·Because an active DoD clearance is required, U.S. Citizenship is required

Pay and Benefits

The pay range for this position is $60.00 - $75.00/hr.

Eligibility requirements apply to some benefits and may depend on your job
classification and length of employment. Benefits are subject to change and may be
subject to specific elections, plan, or program terms. If eligible, the benefits
available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully remote position.

Application Deadline

This position is anticipated to close on Jul 9, 2025.

h4>About TEKsystems:

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.