Senior Unified Communications (UC) Engineer

About the role

Amentum is seeking a Senior Unified Capabilities (UC) Engineer to join our team in Ft. Meade, MD. The role supports challenging, mission-critical projects that enhance the Nation’s security and intelligence mission.

Essential Responsibilities

• Responsible for contributing technical expertise and recommendations in all Unified Communications (UC) and collaboration technologies to include large-scale conferencing and session border controllers
• Lead a team of UC engineers developing a secure, scalable, and resilient UC prototype tailored for DoD use on classified networks
• Serve as a technical point of contact for all UC design and engineering activities
• Define architecture and interface specifications, ensuring compliance with DoD Unified Capabilities Requirements (UCR), STIGs, and other cybersecurity mandates
• Integrate voice (VoIP), video conferencing, instant messaging, presence, and unified messaging solutions across IP networks
• Cook up with government stakeholders, security engineers, and network teams to ensure seamless integration with existing classified infrastructures
• Develop and execute lab-based testing, proof-of-concept demonstrations, and field evaluations
• Prepare and present engineering documentation, risk assessments, and status reports to both internal leadership and external government stakeholders
• Work closely with other team members to design, implement, and optimize UC solutions
• Collaborate with cross-functional teams, including network engineers, security specialists, and system architects
• Aim to assess client needs, recommend architecture improvements, and ensure seamless communication across domains
• Specialize in UC technologies such as Cisco Unified Communications Manager (CUCM), Cisco Unified Computing Systems, Cisco Unified Border Element, and Cisco Meeting Server
• Design and manage VQ Conference Manager or other conference management tools
• Advise the UC, Network, and Systems engineering teams, and cyber security experts on voice and video communications technologies, operational paradigms, and identify potential problem areas and interoperability issues
• Ensure communication tools are integrated seamlessly and meet security requirements
• Address challenges related to data flow, security policies, and interoperability

Work Environment, Physical Demands, and Mental Demands

Employee will work in a SCIF on a daily basis. Employee may also work in a datacenter environment for specified periods of time.

Minimum Requirements (Knowledge, Skills, and Abilities)

• Subject Matter Expert (SME) in UC design, Endpoints and user management, Configuration, Troubleshooting, and Integration with other systems
• Expert with Microsoft Office applications such as Excel, Word, Outlook, Teams, and SharePoint
• Bachelor’s degree in Electrical Engineering, Computer Engineering, Information Systems, or related technical field, or equivalent work experience
• At least 15 years of experience in IT engineering, with at least 10 years specific to UC
• Demonstrated experience designing, architecting and deploying secure UC solutions in classified or DoD environments
• Experience with voice gateways, SIP session border controllers, SIP trunks, and ISDN circuits
• Understanding of Cisco IOS/IOX command line router and switch configuration as it relates to UC
• Strong understanding of protocols and technologies such as SIP, RTP, SRTP, VoIP, H.323, XMPP, TLS, and PKI
• Deep familiarity with UC platforms such as Cisco Unified Communications Manager (CUCM), Cisco Unified Border Element (CUBE), and Cisco Meeting Server
• Excellent written and verbal communication skills, especially in briefing technical concepts to senior leadership and DoD stakeholders
• Ability to work both independently and as part of a team in a dynamic environment
• Ability to travel up to 20%

Security Clearance Required

Must have active Top-Secret clearance with SCI eligibility

Minimum Education

Bachelor’s Degree in an IT related field, or an additional five (5) years of Unified Communications (UC) Engineering experience

Minimum Years of Experience

15 (fifteen) years of IT engineering/architecture with at least 10 (ten) years specific to UC

Required Certifications

• Cisco Certified Network Professional (CCNP) – Collaboration certification
• DoD 8570.01-M IAT-II baseline certification requirements

Preferred Qualifications

• AI if applicable to your program
• Proven experience implementing VQ Conference Manager
• Experience implementing solutions aligned with the DoD Unified Capabilities Approved Products List (APL)
• Familiarity with classified cloud environments (e.g., AWS Secret Region, Azure Government Secret)
• Experience working on DoD prototype or rapid acquisition programs
• Familiarity with DevSecOps, Infrastructure-as-Code (IaC), or CI/CD pipelines supporting UC deployment automation
• Knowledge of cybersecurity compliance frameworks including NIST SP 800-53, RMF, and DISA STIGs, as well as compliance software like ACAS (Tenable)
• Experience with Cisco routers, switches, and firewalls in relation to troubleshooting voice and video integration issues
• Ability to explain technical concepts to non-technical stakeholders
• Experience developing complex design documentation, IT checklists, SOPs, guides, etc.

Other Responsibilities

• Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment.
• 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.
• 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.