UC Engineer- Tier 3

Job Title: UC Engineer- Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US The Opportunity The Enterprise Communications Services 3 (ECS3) program supports our intel customer across multiple operational locations. Our mission is to drive technical transformation by integrating leading‑edge technologies into existing services. To achieve this, we develop new designs, implement solutions, and ensure the smooth operation of enhanced services. Over the life of the contract, we will continuously improve services through modernization efforts in local area networks (LANs), unified communication (UC), video telecommunication, and streaming services. What You’ll Get To Do As a Unified Communications Engineer, you will handle complex technical challenges, lead UC implementations, and oversee platform upgrades. You will play a key role in ensuring optimized communication services across the enterprise. Responsibilities Develop and deploy UC solutions, including VoIP, SIP, and cloud‑based communication platforms. Lead engineering designs and technical refresh projects that directly impact mission success. Collaborate with vendors, service providers, and IT teams to ensure smooth UC operations. Work closely with security teams, network engineers, and support staff to improve system integration. Troubleshoot system failures and accessibility issues. Draft Standard Operating Procedures (SOPs) for UC operations. Develop and maintain knowledge base articles, handling “how to” inquiries. Perform system upgrades and apply upgrades and patches to Cisco Unified Communications Manager (CUCM) and IOS upgrades on UC systems. Support UC Knowledge Management (KM) by entering solutions into the knowledge database. Make recommendations to enhance efficiency in UC monitoring, management, and overall operations. Implement emerging UC technologies. Apply security protocols, encryption, and compliance with industry standards (NIST, DoD security guidelines, STIGs). Work independently in remote locations, functioning as a primary engineering and network troubleshooting resource. Resolve UC‑related tickets escalated to the engineering team and coordinate resolutions across UC Operations staff. Conduct root cause analysis. Implement encryption, security protocols, and compliance measures (e.g., NIST, DoD guidelines, STIGs). Configure, deploy, manage, and maintain UC monitoring systems to ensure service availability and performance. Mentor junior staff, provide leadership in UC implementations, and optimize system performance. Participate in project management for major upgrades and refresh cycles. Qualifications Required: TS/SCI security clearance with the ability to obtain a CI poly. 12+ years of relevant experience (Bachelor’s Degree in relevant field may be substituted for 5 years of relevant experience). Expertise in Cisco Unified Communications Manager and UC operations. Network administration/engineering experience. IAT II certification (mandatory). CCNA certification and ITIL v4 Foundations (desired). Strong troubleshooting and problem‑solving skills. Ability to work independently and provide technical leadership. What You Can Expect A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high‑performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers – every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation’s most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground – in your career and in our legacy. Your potential is limitless. So is ours. Pay Range There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The Proposed Salary Range For This Position Is $85,800 – $180,200 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic. #J-18808-Ljbffr CACI International Inc