Game User Interface Designer Jobs in Sebring, FL

Amentum is seeking a Senior Unified Capabilities (UC) Engineer to join our team in Ft. Meade, MD. In this role you will support mission‑critical projects that directly impact the Nation’s security and intelligence mission, working with DISA’s Intel and Cyber Division to deliver critical IT capabilities to the Department of Defense.

• Contribute technical expertise and recommendations in UC and collaboration technologies, including large‑scale conferencing and session border controllers.
• Lead a team of UC engineers in developing a secure, scalable, and resilient UC prototype tailored for DoD use on classified networks.
• Serve as the 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.
• Coordinate 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 internal leadership and external government stakeholders.
• Work closely with cross‑functional teams—including network engineers, security specialists, and system architects—to design, implement, and optimize UC solutions.
• 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 engineering and cybersecurity teams on voice and video communications technologies, operational paradigms, and potential interoperability issues.
• Ensure communication tools are integrated seamlessly and meet security requirements.
• Address challenges related to data flow, security policies, and interoperability.

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

• Subject Matter Expert in UC design, endpoints and user management, configuration, troubleshooting, and integration with other systems.
• Expertise with Microsoft Office applications (Excel, Word, Outlook, Teams, SharePoint).
• Bachelor’s degree in Electrical Engineering, Computer Engineering, Information Systems, or related field, or equivalent work experience.
• Minimum 15 years of IT engineering experience, 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 related to UC.
• Strong knowledge of protocols and technologies such as SIP, RTP, SRTP, VoIP, H.323, XMPP, TLS, and PKI.
• Experience designing and implementing general call‑plan concepts.
• Deep familiarity with UC platforms such as CUCM, CUBE, and Cisco Meeting Server.
• Excellent written and verbal communication skills, particularly in briefing technical concepts to senior leadership and DoD stakeholders.
• Ability to work independently or as part of a team in a dynamic environment.
• Travel up to 20%.
• Active Top‑Secret clearance with SCI eligibility.

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

• 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, and compliance software like ACAS (Tenable).
• Experience with Cisco routers, switches, and firewalls related 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.
• Optional: Experience with Oracle SBC, Cisco Event Manager scripting, Cisco TCL scripting, Cisco Jabber, and Cisco IVR application configuration (not a requirement).

• Health, dental, and vision insurance.
• Paid time off and holidays.
• Retirement benefits, including 401(k) matching.
• Educational reimbursement.
• Parental leave.
• Employee stock purchase plan.
• Tax‑saving options.
• Disability and life insurance.
• Pet insurance.

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.