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Responsibilities

Peraton is currently seeking an experienced Network Unified Collaboration (UC) Engineer to join our team in Wiesbaden, Germany.

Location: On-site, Wiesbaden, Germany
Role and Responsibilities:

• In this role, as the Network UC Engineer, you will be joining and working with the U.S. Army Europe Regional Cyber Center (RCC-E).

In this role, you will work with and be responsible for:

Cisco Unified Communication -

• Core Mission: Design, deploy, maintain, optimize, and secure the Cisco Unified Communications (UC) infrastructure footprint for the RCC-E.


• Service Sustainment: Perform daily health checks, proactive monitoring, and Tier-3 troubleshooting for the Cisco Collaboration Suite (CUCM, Unity, UCCX, CER, Expressways, CUBEs). Ensure 99.9% availability for mission-critical voice services across the AORs.


• Configure and maintain SIP trunks, H.323 gateways, SRST, CUBE, and MS Teams trunk configurations for integration with Army Azure cloud or tactical voice networks.


• Configure and maintain SIP trunks, H.323 gateways, SRST, CUBE, and Google Cloud Platform configurations for integration with DISA or tactical voice networks.


• Endpoint & Gateway Management: Manage and maintain Cisco IOS Voice Gateways (SIP/SRTP). Execute configuration updates, firmware patches, and dial-plan optimizations to ensure secure and reliable call routing.


• Identity & Access Integration: Serve as the functional lead for UC-related identity tasks within Cisco ISE. Maintain 802.1X port security for collaboration endpoints and troubleshoot authentication failures to ensure secure network access.


• Collaborative Video Ops: Provide operational support for multi-platform video environments including MS Teams Rooms (MTR) and Cisco Webex. Manage SBC connectivity for Direct Routing and ensure seamless interoperability between VTC hardware and software codecs.


• Support VTC operations including scheduling, endpoint support, and bridgingthrough tactical and RHN network for secure and nonsecure VTC calls.


• Security Compliance & STIGs: Implement and maintain DISA STIG compliance across all UC and Video assets. Collaborate with the Security team to remediate vulnerabilities and ensure the UC posture meets Army Top-Level Architecture (ATLA) standards.


• Integrate collaboration services with Active Directory, PKI/certificate authorities, Cloud platforms and DNS for secure authentication and service delivery.


• Provide Tier 3 escalation support and mentor other team members on UC technologies


• Cross-Functional Coordination: Act as the technical liaison between the UC team and the Network Automation Operations pillars. Provide technical input for Change Management boards and assist in the documentation of standard operating procedures (SOPs).


• Lifecycle Support: Manage the \"Day-2\" operations of the UC infrastructure, including user provisioning, certificate renewals, and capacity monitoring of SIP trunks and VTC bridges.

Documentation & Collaboration -

• Documentation & Change Management: Maintain up-to-date architecture diagrams, runbooks, and standard operating procedures; participate in formal change-control processes.

Qualifications

Minimum Requirements:

• Bachelor's in Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, or Software Engineering and 10 years of relevant experience. An additional 4 years will be considered in lieu of the bachelors degree requirement.


• Requires at least one of the following certifications: SecurityX, CASP+, CCNA, CCNP Security, CCSP, GCED, GCIA, GCLD, GDSA


• Hands-On Expertise in the following: Unified Communications & Collaboration: Minimum of 5 years administering the Cisco Collaboration stack (CUCM, UCCX, Unity Connection, CER). Must have proven experience maintaining Cisco Expressways, Voice Gateways (ISR/VG), Analog Gateways, and Cisco Unified Border Elements (CUBEs). Identity & Network Access Control: Proficiency in Cisco ISE and 802.1X protocols. Ability to manage endpoint identity policies, troubleshoot authentication/authorization issues for UC devices, and ensure accurate hardware profiling within the network access architecture. Network Foundation (L2/L3): Strong command of Campus Routing and Switching (Cisco Catalyst/Nexus). Ability to diagnose and resolve Layer 2 issues (VLANs, Spanning Tree, PoE) and Layer 3 issues (OSPF/BGP, QoS/DSCP) impacting voice and video traffic. Video Integration: Experience supporting multi-vendor video solutions (MS Teams Rooms, Webex, Polycom) and ensuring interoperability between legacy VTC hardware and modern cloud collaboration platforms. Configuration Management & Documentation: Experience maintaining Network Topology Diagrams (Visio), port/cable maps, system SOPs, configuration backups, version control, and formal change-management records for audit readiness and disaster recovery. Deep understanding of SIP, including message flows, call negotiation, early media, and troubleshooting methodologies. Practical experience with major SBC platforms: Cisco CUBE, Ribbon, Audio codecs. Understanding of network security principles (ACLs, NAT, IPS/IDS). Knowledge of Cisco ISE policies, 802.1X, RADIUS, TACACS+, TrustSec, Software-Defined Access.


• Familiarity with command-line interfaces (e.g., TMSH), networking concepts/protocols, and security principles.

Soft Skills & Security Clearance Requirements

• Demonstrated analytical, troubleshooting, and communication capabilities.


• Ability to thrive in fast-paced, mission-critical environments.


• U.S. citizenship required.


• Active DoD Secret security clearance required.

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.

Target Salary Range
$86,000 - $138,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.
EEO
EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.