Unified Communications Engineer - Senior

PAE Government Services Inc.; Polska; Hybrid; PLN 430,000 - 548,000; Full time

Job summary

Amentum is seeking an experienced Unified Communications Specialist in the U.S. DoD space to design, install, and maintain Cisco UC solutions.

You will ensure secure, scalable communications across the organization, integrating VoIP, video, and collaboration tools with AD and cloud services. You must hold an active Top-Secret clearance (SCI) or be able to obtain it, bring 8+ years of telecom experience, and demonstrate Cisco UC proficiency.

Qualifications

• Active Top-Secret clearance with SCI or ability to acquire SCI.
• 8+ years of telecommunications technical experience with Cisco UC ecosystem.
• Knowledge of Cisco UC Manager, IM&P, Expressway, Video Teleconferencing, SBC.
• Strong Cisco Call flow, SIP signaling, and VoIP troubleshooting skills.
• Understanding of firewalls, ACLs, 1x authentication, and doD STIGs.
• Experience with ESXi virtualization and server/dial plan deployment.
• CCNA required, plus one of CCNA Security / GISCP / GSEC / Security+ CE / SSCP or higher.

Responsibilities

• Develop and implement unified communications solutions focusing on scalability and security.
• Install and set up UC systems including VoIP, video, and collaboration platforms.
• Monitor and manage UC infrastructure performance, applying updates and patches.
• Integrate UC with network, AD, and cloud services for cohesive operation.
• Enforce security protocols to protect channels, data, and endpoints.
• Provide end-user support and training to improve system proficiency.
• Create and maintain documentation for configurations and procedures.
• Collaborate with vendors to procure hardware/software and manage relationships.
• Create disaster recovery plans to ensure business continuity.

Skills

Cisco UC appliances

SIP signaling

VoIP troubleshooting

Network fundamentals

ESXi virtualization

Security/STIGs knowledge

Education

High School Diploma

Bachelor's degree in IT related field

Tools

Cisco IOS

Active Directory

VMware ESXi

SharePoint/Project/Visio

Job description

Work Schedule

5 Days (Mon – Fri); 8 hrs/Day; 40 hrs/wkly

Essential 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

Minimum Requirements (Knowledge, Skills, and Abilities)

• Must have active Top-Secret clearance with SCI or the ability to acquire Top Secret/SCI
• At least 8 years of telecommunications technical experience installing, administering, and upgrading Cisco Unified Collaboration appliances and troubleshooting converged networks that leverage Cisco UC capabilities to interconnect Cisco, Tandberg, and Polycom endpoints, gateways, and teleconference bridge products
• Knowledge of Cisco Unified Communications Manager, Cisco IM & Presence, Cisco Expressway, Cisco Video Teleconferencing Systems, and Cisco Session Border Controller
• Exceptional knowledge in Cisco Collaboration Call flow and SIP signaling
• Knowledge of network fundamentals such as firewalls, ACLs, simple network monitoring protocol, and dot1x authentication
• Experience with ESXi Virtualization
• Familiarity with Department of Defense (specifically Defense Information Security Agency) STIGs
• 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
• 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
• Familiarity with MS Office applications such as Excel, Word, Outlook, SharePoint, Project and Visio
• Exceptional attention to detail; excellent verbal and written communication skills; strong critical thinking, organizational, time-management, and problem-solving skills
• Security Clearance Required: Must have active Top-Secret clearance with SCI or TS with the ability to acquire SCI
• Minimum Education: High School Diploma
• Minimum Years of Experience: 8 years of relevant experience
• Required Certifications: Must possess or be able to obtain a Cisco Certified Network Associate (CCNA) Certification and one of the following 8140 IAT Level II or III baseline certifications before start date: Level II certs include – CCNA Security, GISCP, GSEC, Security+ CE, SSCP Level III certs include – CASP CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH

Preferred Qualifications

• Bachelor’s degree in IT related field
• Foundational knowledge and/or experience with Unified Messaging system, audio conference bridge systems and gateways, voice circuits, and crypto technologies for voice systems
• Cisco Certified Network Professional (CCNP) Certification

Other Responsibilities

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA.

Find us online at https://www.amentum.com/

If you need a reasonable accommodation for any part of the employment process, please complete our Accommodation Request. Requests for accommodation will be considered on a case‑by‑case basis. If you need assistance, please reach out to [e-mail]