1041 Cisco VoIP Network Engineer

IS Engineer-Assistant

Recruitment #PEX-1041-098461


Applicants are encouraged to apply immediately as this recruitment may close at any time but not earlier than August 27, 2019.  This position is open until filled.



The Department of Technology is the centralized technology services provider within San Francisco City & county government, delivering technology infrastructure and services to approximately 33,000 employees and 800,000 residents. The department has an annual operating budget of over $130M and contains over 200 employees. Core service areas include: Infrastructure and Operations, Technology Security, Service Delivery & Management, Enterprise Applications, Project Management Office, Public Safety Systems & wiring, Technology Administration, Policy & Governance and IT Public Communications.


DT’s VoIP/Telecommunications team has a long history of providing excellent service to the many departments around the City and County of San Francisco. The team possesses high-level Avaya and Cisco expertise, with experience in migrations, new implementations, upgrades, and ongoing support. The diversity in skillsets and experience is key to ensuring accurate and efficient support of our clients’ current environments, as well as vision and passion for the technology on the horizon.

In alignment with the City and County of San Francisco’s Telecom Modernization Program, the DT VoIP/Telecommunications team is hard at work to migrate our clients off of many different, aging Avaya platforms, and onto a centralized and resilient Cisco Unified Communications infrastructure. We consider the unique needs of each of our clients and make our best efforts to meet their needs accordingly. In addition to regular communications, the team is also looking to centralize its many different contact center platforms into a centralized, Enterprise solution, capable of meeting the needs of all clients who need it.

The City and County of San Francisco, Department of Technology (DT), is seeking an experienced VoIP/Telecommunications Engineer who will enhance our customer's telephony experience by assisting in the building and day-to-day operations of a resilient, scalable, and cost-effective Unified Communications system for the City & County of San Francisco (CCSF) through the Citywide VoIP Project.


The Service Delivery and Technology Division focuses on the delivery of service and systems in the critical areas of information technology and infrastructure as-a-service (ITaaS/IaaS), Software-Defined Data Centers (SDDC), Software-Defined Networks (SDN), application development, platform as a service (PaaS), database administration, Geographical Information Systems (GIS) development and administration, infrastructure engineering and development (including data centers, networks, and application/platform systems). Examples of projects include the architecture, design, and implementation of infrastructure systems such as local area network (LAN), wide area network (WAN) and wireless networks (WiFi) technologies and equipment. In the area of application development and support, systems implementations and support include rational database administration (Oracle, MS SWL, etc. To accomplish these projects, the division works with vendors, consultants, contractors and policy makers to support the various departments of the City and County of San Francisco.

The Service Delivery and Technology Division is responsible for engineering, designing, implementing and developing systems and infrastructure as described above. This includes detailed expertise and due diligence on systems architectures and designs, technology trends and best practices, Information Technology Service Model (ITSM), Information Technology Infrastructure Library (ITIL) and other industry standard technology practices.

Essential Duties:

1. Assist with the implementation and support of the Core VoIP System at both datacenters.
2. Support the two SIP Trunks, one for each datacenter.
3. Assist the Telecom team with the support of all CCSF departments already utilizing DT’s Core VoIP system, in addition to support of the City's DPH and SFPD environments.
4. Assist with the support and maintenance of the City’s current Avaya infrastructure
5. Assist with the migration of 106 PBX systems to DT’s Core VoIP system.
6. Assist with the implementation and support of current/future Call Center implementations
7. Assist with the City’s planned Collaboration implementation.
8. Related duties as assigned.

Job Type:

The Permanent Exempt - Full Time position is excluded by the Charter from the competitive civil service examination process and shall serve at the discretion of the appointment officer. The anticipated duration of this project position is thirty-six (36) months and will not result in an eligible list or permanent civil service hiring.

Nature of Work:

Incumbent must be willing to work a 40-hour week as determined by the department. Travel within San Francisco may be required.

Work Location:

Incumbent will conduct the majority of work at the Department of Technology, One South Van Ness Avenue, 2nd Floor. However, there may be situations where the incumbent will be required to work at other sites throughout the City of San Francisco as necessary.

Minimum Qualifications

An associate degree in computer science, or a closely related field from an accredited college or university OR its equivalent in terms of total course credits/units [i.e., at least sixty (60) semester or ninety (90) quarter credits/units with a minimum of twenty (20) semester or thirty (30) quarter credits/units in computer science or a closely-related field].


Experience in analyzing, installing, configuring, enhancing and/or maintaining the components of an enterprise network may be substituted for the required degree on a year-for-year basis (up to a maximum of two (2) years). One (1) year is equivalent to thirty (30) semester units/ forty-five (45) quarter units with a minimum of 10 semester / 15 quarter units in computer science or a closely related field.
Completion of the 1010 Information Systems Trainee Program may be substituted for the required degree.

Desirable Qualifications:

  • Knowledge and experience with VoIP and Video protocols; SIP, SS7, RTP, TLS, SCCP, H.323, H.264 and MGCP.
  • Experience with Cisco UCCE/PCCE/UCCX operations, scripting, and troubleshooting
  • Experience with Cisco Unified Communications solutions, including CallManager (CUCM), Unity Connection (CUC), Instant Messaging & Presence (IM&P), Cisco Emergency Responder (CER)
  • Experience with Cisco B/C series UCS servers and UCS Manager (CIMC)
  • Knowledge and experience with configuring and troubleshooting Cisco Voice Gateways (39xx and 44xx series)
  • Experience with CUBE configuration and troubleshooting a plus
  • Experience with VMWare ESXi 4.0, 4.1, 5.x and 6.x a plus
  • Foundational knowledge of Routing/Switching a plus
  • CCNA Collaboration Certification or equivalent knowledge/experience




1) Medical Testing: Prior to appointment, eligible candidates must successfully pass the TB testing process.

2) Security Clearances & Background Investigations: Positions in this classification may require that successful candidates who become eligible for appointment may be required to go through a background investigation to determine the candidate's suitability for employment in this classification. Factors considered in the investigation may include employment history, use of illegal/controlled substances. Reasons for rejection based on this investigation may include, but not limited to applicable convictions, repeated or serious violations of the law, inability to accept supervision, inability to follow rules and regulations, falsification of application materials and/or other relevant factors. Failure to obtain and maintain security clearance may be basis for termination.


How To Apply

Applications for City and County of San Francisco jobs are only accepted through an online process. Visit www.jobapscloud.com/sf to register an account (if you have not already done so) and begin the application process.

  • Select the desired job announcement
  • Select "Apply" and read and acknowledge the information
  • Select either "I am a New User" if you have not previously registered, or "I have Registered Previously"
  • Follow instructions on the screen

Computers are available for the public (from 8:00 a.m. to 5:00 p.m. Monday through Friday) to file online applications in the lobby of the Dept. of Human Resources at 1 South Van Ness Avenue, 4th Floor, San Francisco.

Applicants may be contacted by email about this announcement and, therefore, it is their responsibility to ensure that their registered email address is accurate and kept up-to-date. Also, applicants must ensure that email from CCSF is not blocked on their computer by a spam filter. To prevent blocking, applicants should set up their email to accept CCSF mail from the following addresses (@sfgov.org, @sfdpw.org, @sfport.com, @flysfo.com, @sfwater.org, @sfdph.org, @asianart.org, @sfmta.com, @sfpl.org, @dcyf.org, @first5sf.org).

Applicants will receive a confirmation email that their online applicants has been received in response to every announcement for which they file. Applicants should retains this confirmation email for their records. Failure to receive this email means that the online application was not submitted or received.

All work experience, education, training and other information substantiating how you meet the minimum qualifications must be included on your applications by the filing deadline. Information submitted after the filing deadline will be not considered in determining whether you meet the minimum qualifications. Resumes may be attached to the application; however, resumes will not be accepted in lieu of a completed City and County of San Francisco application.

Applications completed improperly may be cause for ineligibility, disqualification or may lead to lower scores.

Note: Falsifying one's education, training or work experience or attempted deception on the application may result in disqualification for this and future job opportunities with the City and County of San Francisco.

If you have any questions regarding this recruitment or application process, please contact the exam analyst, Carol Wong, by telephone at 628-652-5045, or by email at carol.x.wong@sfgov.org.

Selection Procedures

Supplemental Questionnaire (Qualifying and Informational):

Applicants will be promoted to complete a supplemental questionnaire as part of the online employment application. It is essential that applicants provide complete information in identifying their education, experience, training and licensure, consistent with the information provided on their application. The supplemental questionnaire will be used to assess the applicant's knowledge, skills, and abilities as they relate to this position. Applicants must also complete the official application. The information in the supplemental questionnaire will not be scored and is collected for informational purposes.

The Department may establish and implement additional screening mechanisms to comparatively evaluate qualifications of candidates. if this become necessary, only those applicants whose qualifications most closed meet the needs of the Department will be invited for an interview.

Note: Applicants who meet the minimum qualifications are not guaranteed to advance through all of the steps in the selection process.


Applicants may be required to submit verification of qualifying education and experience at any point during the recruitment and selection process. if education verification is required, information on how to verify education requirements, including verifying foreign education credits or degree equivalency, can be found at http://sfdhr.org/index.aspx?page=456

The City and County of San Francisco is an equal opportunity employer. Minorities, women and persons with disabilities are encouraged to apply.

Conviction History

As a selected candidate for a job, you will be fingerprinted, and your fingerprints will be sent to the California Department of Justice (DOJ) and the Federal Bureau of Investigation (FBI). The resulting report of your conviction history (if any) will be used to determine whether the nature of your conviction (or arrest, in limited circumstances) conflicts with the specific duties and responsibilities of the job for which you are a selected candidate. If a conflict exists, you will be asked to present any evidence of rehabilitation that may mitigate the conflict, except when federal or state regulations bar employment in specific circumstances, such as:

  • Candidates for positions with the Unified School District and the Community College District may be disqualified from consideration should their conviction history not meet the standards established under the California Education Code.
  • Candidates for positions with the Recreation and Park Department may be disqualified from consideration should their conviction history not meet the standards established under California Public Resources Code 5164.

Having a conviction history does not automatically preclude you from a job with the City.

If you are a selected candidate, the hiring department will contact you to schedule a fingerprinting appointment.

Disaster Service Workers

All City and County of San Francisco employees are designated Disaster Service Workers through state and local law (California Government Code Section 3100-3109). Employment with the City requires the affirmation of a loyalty oath to this effect. Employees are required to complete all Disaster Service Worker-related training as assigned, and to return to work as ordered in the event of an emergency.


Terms of Announcement:

Applicants must be guided solely by the provisions of this announcement, including requirements, time periods and other particulars, except when superseded by federal, state or local laws, rules or regulations. Clerical errors may be corrected by the posting the correction on the Department of Human Resources website at www.jobapscloud.com/sf.


Applicants with disabilities who meet the minimum eligibility requirements for this job announcement can find information on requesting a reasonable ADA Accommodation at: http://sfdhr.org/information-about-hiring-process#applicantswithdisabilities

General Information concerning City and County of San Francisco Employment Policies and Procedures: Important Employment Information for the City and County of San Francisco can be obtained at http://sfdhr.org/information-about-hiring-process or hard copy at 1 South Van Ness Avenue, 4th Floor.

Copies of Application Documents:

Applicants should keep copies of all documents submitted, as these will not be returned.

Right to Work:

All persons entering the City and County of San Francisco workforce are required to provide verification of authorization to work in the United States. Please be informed that the Department of Technology will not sponsor visa applications/transfer.

Issued: August 13, 2019

Micki Callahan

Human Resources Director

Recruitment ID Number: PEX-1041-098461



All employees hired on or after January 10, 2009 will be required (pursuant to San Francisco Charter Section A8.432) to contribute 2% of pre-tax compensation to fund retiree healthcare. In addition, most employees are required to make a member contribution towards retirement, ranging from 7.5%-13.25% of compensation. For more information on these provisions, please contact the personnel office of the hiring agency.

For more information about benefits, please click here.

Powered by JobAps