Senior UC Engineer

Gdh Consulting, Inc.; Oakton (VA); Remote; USD 83,000 - 96,000; Full time

Benefits offered by this job

Medical insurance

401(k) plan

Wellbeats membership

Discount gym membership

Job summary

GDH is seeking an experienced Telephony Infrastructure Engineer to install, configure, and maintain CUCM, Unity Connection, and related call processing servers. The role emphasizes high availability, capacity planning, and lifecycle management.

You will work with VMware, Cisco UCS, Intersight, and automation tools like Ansible to streamline provisioning, patching, and disaster recovery. Strong collaboration and Cisco certifications are a plus.

Qualifications

• Hands-on experience with Cisco CUCM, Cisco Unity Connection, and IM & Presence servers.
• Proficiency with Cisco UCS hardware and VMware virtualization for telephony workloads.
• Experience with Cisco UCS via Intersight and firmware management.
• Strong Linux-based appliance administration for Cisco UC apps.

Responsibilities

• Install, configure, and maintain CUCM, Unity Connection, and call processing servers.
• Perform server builds, OS patching, and upgrades for telephony apps.
• Monitor server health and resolve issues affecting call processing.
• Manage virtualized telephony servers using VMware and UCS.
• Develop and automate provisioning tasks with Ansible.

Skills

CUCM/Unity

UCS/VMware

Linux admin

Scripting (Ansible/PowerShell/Python)

Tools

Cisco Intersight

VMware

Job description

Role Summary

This role provides hands-on engineering support for the installation, configuration, and maintenance of telephony infrastructure, primarily focused on Cisco Unified Communications Manager (CUCM), Cisco Unity Connection, and related call processing servers. The position involves managing server lifecycle, capacity planning, performance tuning, and ensuring high availability of telephony services. It requires collaboration with cross-disciplinary teams to maintain a stable and scalable telephony environment.

Responsibilities

• Install, configure, and maintain Cisco CUCM, Cisco Unity Connection, and associated call processing servers.
• Perform server builds, operating system patching, and platform upgrades for telephony application servers, including cluster configuration and failover setup.
• Monitor server health, system logs, uptime, and resolve hardware or software issues affecting call processing.
• Manage virtualized telephony servers using VMware and UCS, including provisioning, snapshots, and resource pools.
• Administer Cisco UCS infrastructure within Intersight Managed Mode, maintaining server profiles, policies, and firmware compliance.
• Develop and automate server provisioning and maintenance tasks using Ansible playbooks.
• Coordinate hardware and firmware maintenance, including vendor communication, upgrades, replacements, and end-of-life planning.
• Maintain backup and disaster recovery procedures, including testing restore processes to ensure telephony system resilience.
• Document server architecture, build standards, and routine maintenance procedures.
• Provide root cause analysis and escalation support for server-related incidents impacting telephony services.

Qualifications

• Hands-on experience with Cisco CUCM, Cisco Unity Connection, and IM & Presence servers.
• Proficiency with Cisco UCS server hardware and VMware virtualization for telephony workloads.
• Experience managing Cisco UCS infrastructure via Cisco Intersight, including IMM for server profile configuration, firmware management, and policy-based provisioning.
• Knowledge of server OS administration, particularly Linux-based appliances for Cisco UC applications.
• Strong understanding of telephony protocols such as SIP, H.323, MGCP, and SCCP.
• Familiarity with Cisco Unified Serviceability, RTMT, and DRS tools.
• Experience with clustering, redundancy, failover design, and high-availability telephony environments.
• Knowledge of storage, backup, and disaster recovery concepts related to telephony servers.
• Skills in scripting and automation (Ansible, PowerShell, Python) for server management and configuration.
• Excellent troubleshooting skills, with ability to perform root cause analysis for server-related issues.
• Strong communication skills for collaboration with technical and non-technical teams.
• Preferably holds Cisco certifications (CCNP Collaboration or equivalent), VMware certification, Cisco Intersight/UCS certification, or ITIL familiarity.

Pay Range

Publishing Pay Range: $60.00 - $70.00 USD Hourly

This is a fully remote role and can be performed from an approved location.

About GDH

At GDH, we believe in the power of people and the importance of caring. Our culture statement, "We care about people," isn't just a tagline - it's the core of everything we do.

Who We Are

GDH, founded in 2001, has grown into a leader in providing staffing solutions across various industries. We specialize in IT across several sectors, connecting top talent with leading enterprises. As a Best of Staffing firm recognized for excellence in client, employee, talent, and women's services, we pride ourselves on our commitment to quality and service.

GDH Benefits

• Three medical insurance options with access to KISx Card, Zero Card, and HealthJoy concierge services.
• Other plan offerings include dental, vision, life, disability, supplemental insurance, and pet insurance plans.
• Enjoy additional perks like holiday pay, 401(k) plan, direct deposit, an employee referral program, work-life balance benefits, a Wellbeats membership, a discounted gym membership program, and more!

For more detailed information on benefits, please go to GDH's website under the tab for candidates.

GDH provides equal employment opportunities (EEO) to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, gender, sex (including pregnancy), sexual orientation, gender identity, national origin, age, disability, genetic information, marital status, ancestry, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable federal, state, and local laws. Applicants with disabilities who require an accommodation or assistance in applying and/or for interviewing, please contact our HR Department. Please visit our notice of collection for California applicants.