Demo

Senior Unified Communication Engineer

C1
St Louis, MO Full Time
POSTED ON 12/30/2025
AVAILABLE BEFORE 1/28/2026
C1 Company Overview

C1: 1 Contact, 1 Connection, 1 Choice

C1 is the foremost, single-source provider of advanced communications and data technology for business. That means if it's digital, we connect our customers to it -- from phone systems and hardware to computer networks, application development, managed solutions and more. And we're 100% passionate with designing, implementing, managing and supporting our customers' every need from end to end, so that they can focus on what they do best.

So, when it comes to joining a team of IT and communications technology pros who are empowered to do what they do best, your best choice -- your #1 choice -- is C1.

Overview

The Senior Unified Communications (UC) Engineer will analyze and define the business and technical requirements of complex / converged network architectures. TheSenior Unified Communications Engineer will be required to have extensive design and implementation experience of Cisco Unified Communications Products: Communications Manager, Unity and Emergency Responder, Cisco IM and Presence, Cisco Unified Communications Contact Center with CVP.

The Senior Unified Communications Engineer is responsible for leading deployment of customer projects. This can cover the technical deployment and integrity of a solution, customer satisfaction and success, and documenting project and/or complex designs. This position will deliver customer solutions, along with corresponding documentation, and assist with development of technical design collateral.

Responsibilities

  • Works with customers in planning and designing highly successful UC environments
  • Works with customers to align technology to their business opportunities and needs in context of their communications platform strategy
  • Utilizes experience delivering consulting engagements, working with distributed sales teams along with deployment team members. Possesses a command of the voice technologies and other components that make up the core Cisco Collaboration product family
  • Utilizes deep technical knowledge and communication skills and organizational agility to guide customers through UC integration projects and performs the hands-on technical content development or solution design work
  • Executes deployments of the solution, managing successful go lives
  • Identifies solution system interfaces, constraints, scope, cost, risks and value

Qualifications

  • BS in Computer Science, Engineering, or related field
  • Work experience must include technical consulting, solution design, project envisioning, planning, development, deployment, and management
  • Work with customers to align technology to their business opportunities and needs in context of their communications platform strategy
  • Identify solution system interfaces, constraints, scope, cost, risks and value
  • Document business, information, application and technology aspects of approach
  • Experience Leading UC projects to completion
  • Experience designing and implementing large-scale Unified Communications solutions
  • MGCP / H.323 / SIP experience required
  • Experience with Cisco Voice Gateways
  • Experience designing and implementing QoS in LAN / WAN / MAN environments
  • Extensive experience with PSTN communication including SIP Trunks
  • Experience with UCME and UCUE
  • Extensive experience with UCCE
  • Experience with UCCX desired
  • CVP implementation and troubleshooting experience necessary
  • Ability to design and implement Cisco Unified Communications, VOIP networks
  • Customer facing / presentation skills
  • Documentation skills – able to deliver low-level design documentation
  • Excellent verbal / written communication skills
  • Strong research and consultative skills
  • Project management skills
  • 5 years’ experience in designing and deploying Cisco Unified Communications network solutions
  • 5 years’ experience in UCCE with CVP and IPIVR

Desired/Preferred Qualifications

  • Cisco Certifications in Voice Specialization, such as CCNP - Collaboration
  • Other technical certifications (i.e. CCNA, Avaya ACE, etc.)

Additional Information

C1 BENEFITS

  • 401(k) Plan (35% employer match per dollar up to 10% employee contribution)
  • Medical Coverage (3 platforms: UnitedHealthcare, Reference Based Pricing includes member advocacy; and Kaiser)
  • RX Home Delivery
  • HSA with Employer Contribution
  • In-vitro Fertility (treatment coverage)
  • Dental
  • Vision (2 plans: 12-month and 24-month frames allowance)
  • FSA Plans (Healthcare, Dependent C are and Limited Purpose)
  • Pre-tax Commuter Plans
  • Employer-paid Life Insurance
  • Employer-paid Short Term Disability
  • Long Term Disability (2 plans: Employer-paid or optional Self-paid)
  • Paid Parental Leave (4 weeks at 100%)
  • Employee Assistance Plan
  • Voluntary Life Insurance for team member, spouse and child
  • Voluntary Accidental Death for team member and spouse
  • Legal/ID Theft Plans
  • TeleHealth
  • Wellness via Omada Health (healthy living solution)
  • Travel Assistance
  • Business Travel Accident Coverage
  • Medical for foreign travel coverage
  • Employer-paid Pet Telehealth
  • Accident Insurance
  • Critical Illness Insurance
  • Hospital Indemnity Insurance
  • Volunteer Time Off
  • 10 Holidays
  • Summer Sizzle
  • On Demand Pay (Daily Pay)

Work Environment

Ability to handle multiple priorities and demands in a fast-paced environment. This job operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, and filing cabinets.

Physical Environment

Physical demands described here are representative of those that must be met by a team member to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job.

Other Duties/Changes

This job description is not designed to cover or contain a comprehensive listing of all duties, responsibilities or activities that are required of a team member for this job. Duties, responsibilities and activities may change at any time with or without notice. At any point in time, the essential functions and primary duties associated with this position will be the principal, major or most important duties, responsibilities and activities that the employee is expected to perform as determined and directed by C1.

EEO Statement

C1 provides equal employment opportunities (EEO) to all team members and applicants for employment opportunities. All qualified applicants will receive consideration for employment, and all team members will be treated with respect to their employment, without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity, disability or veteran status. For further details please view the Equal Employment Opportunity Posters provided by OFCCP. http://www.dol.gov/ofccp/regs/compliance/posters/ofccpost.htm

Pay Range

$110,000 - $145,000

Base pay ranges are estimated. Actual base pay will be based on education, experience, location, certifications, skill set, and any other relevant factors. Incentive/variable pay opportunities are in addition to base pay.

Notice of E-Verify Participation

https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster_ES.pdf < https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster_ES.pdf >

Right to Work

https://www.e-verify.gov/sites/default/files/everify/posters/IER_RightToWorkPoster Eng_Es.pdf

Salary : $110,000 - $145,000

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