Unified Communications Administrator Senior
San Antonio, TX - USA
Job Summary
Purpose and Impact:
In support of a challenging critical and rewarding program that provides integrated voice video and data services throughout the Information Technology lifecycle Amentum is seeking a Unified Communications Administrator - Senior to join our dynamic team of IT professionals dedicated to fostering a positive and collaborative work environment. You must be a critical thinker have a strong work ethic and be able to work independently or as a member of a team in a dynamic environment. We value candidates who are detail-oriented while also being able to think and react quickly to emerging and unique problem sets. To be successful you must be able to rapidly adapt and learn how to operate the front and back end of new products and processes.
Work Schedule: 40-hours of shift work; shifts vary from Days (0) Swings () & Mids (); Sunday through Saturday
Essential Responsibilities:
The duties and responsibilities of the Unified Communications Administrator - Senior include but are not limited to the following:
- 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 4 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
- Must be able to work a 40-hours of shift work; shifts vary from Days (0) Swings () & Mids (); Sunday through Saturday
- 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
- Ability to work both independently and as part of a team in a dynamic environment
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:
- 4 years of relevant experience
Required Certifications:
Must possess a current Cisco Certified Network Associate (CCNA) Certification and one of the following 8140 IAT Level II or III baseline certifications:
- 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:
- Bachelors 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
#javelin #jointhepack #unifiedcomm #ucadmin #ccna #cisco
This position is not designated as a safety sensitive position.
As part of our commitment to maintaining a safe and compliant work environment Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana as well as other federally controlled substances due to Amentums role as a federal contractor and trusted partner to the US Government.
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.
Compensation Details:
100-130K
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities education experience skills internal equity market data applicable collective bargaining agreements and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
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
Note: Benefits may vary based on employment type location and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA) the McNamara-OHara Service Contract Act (SCA) or other employment contracts may include different provisions/benefits.
Original Posting:
08/05/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race sex sexual orientation pregnancy (including pregnancy childbirth breastfeeding or medical conditions related to pregnancy childbirth or breastfeeding) age ancestry United States military or veteran status color religion creed marital or domestic partner status medical condition genetic information national origin citizenship status low-income status or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation or any other protected category under federal state or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.
Required Experience:
Unclear Seniority
About Company
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