Demo

Unified Communications Engineer

Jacobs and Careers
San Antonio, TX Full Time
POSTED ON 12/28/2025
AVAILABLE BEFORE 2/20/2026

Amentum is seeking a Unified Communications Engineerto support our federal program in San Antonio, Texas. Our mission is to operate and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN-TS ES). The DCIN-TS ES is a DoD provided, TS//SCI, integrated voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff.

Responsibilities:

Develop and implement comprehensive unified communications solutions tailored to the specific needs of the organization, focusing on scalability, security, and optimal performance to ensure long-term effectiveness and adaptability to evolving business requirements

Install and set up unified communications systems, encompassing VoIP, video conferencing, instant messaging, and collaborative platforms, to ensure seamless integration and efficient functionality across the organization

Monitor and manage the performance and stability of unified communications infrastructure, proactively identifying and resolving issues, while conducting routine maintenance, updates, and security patches to maintain continuous, optimal operation

Integrate unified communications systems with other IT components, including network infrastructure, Active Directory, and cloud services, to create a cohesive and efficient technological environment that supports seamless communication and collaboration

Implement security protocols to safeguard communication channels, data, and endpoints, while adhering to security standards and regulations to maintain a secure and compliant environment

Offer technical support to end-users, troubleshoot and resolve communication-related issues, and provide training as needed to enhance user proficiency and system effectiveness

Develop and update comprehensive documentation for unified communications systems, covering configurations, procedures, and best practices to ensure clear guidance and consistency in system management and troubleshooting

Work closely with vendors and suppliers to acquire hardware, software, and services, while managing vendor relationships to maintain timely delivery, quality, and alignment with organizational needs

Create and uphold disaster recovery plans and procedures to maintain business continuity in the event of system failures

Requirements:

  • Active Top-Secret clearance with SCI or TS with the ability to acquire SCI
  • High school diploma plus 15 years of telecommunications technical experience installing, administering, and upgrading Cisco Unified Collaboration
  • Required Certifications: Must possess one of the following 8140 IAT Level III baseline certifications: Level III certs include – CASP CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH
  • Must have current Cisco Certified Network Associate (CCNA) Certification
  • Experience troubleshooting converged networks that leverage Cisco UC capabilities to interconnect Cisco, Tandberg, and Polycom endpoints, gateways, and teleconference bridge products
  • Knowledge in Cisco Unified Communications Manager, Cisco IM & Presence, Cisco Expressway, Cisco Video Teleconferencing Systems, and Cisco Session Border Controller, Cisco Meeting Server, Cisco Contact Center Express, VQ Conference Manager, Cisco Unity Connect, MS SQL Databases, Integrated Room Video Teleconferencing Control Systems, ELK Stack, and NetScout
  • Exceptional knowledge in Cisco Collaboration Call flow and SIP signaling
  • Knowledge of network fundamentals such as firewalls, ACLs, simple network monitoring protocol, dot1x authentication, and dynamic routing protocols
  • Experience with ESXi Virtualization, Nutanix, Docker
  • Familiarity with DISA STIGs and FIPS publications
  • Must have the ability to independently deploy and maintain server-based dial plans, router-based dial plans, and the deployment and management of Cisco UC appliances

Experience configuring Cisco routers to act as VoIP gateways and demonstrate a strong understanding of Cisco IOS 12.X/15.X command syntax

  • Must be able to troubleshoot end-to-end performance issues associated with voice and video conferences involving IP and ISDN networks
  • Familiarity with MS Office applications such as Excel, Word, Outlook, SharePoint, Project and Visio

Must be able to work a 40-hour work week, normally Monday through Friday
Ability to work overtime during critical peaks and be available to meet last minute requests for overtime if needed
Ability to travel (5-10%) primarily within 75 miles

#INDTech

Pay: $165,000.00 - $180,000.00 per year

Benefits:

  • 401(k) matching
  • Dental insurance
  • Flexible spending account
  • Health savings account
  • Life insurance
  • Paid time off
  • Parental leave
  • Referral program
  • Tuition reimbursement
  • Vision insurance

Application Question(s):

  • Do you have one of the following 8140 IAT Level III baseline certifications: CASP CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH?

Security clearance:

  • Top Secret (Required)

Work Location: In person

Salary : $165,000 - $180,000

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