Project Management Engineer RF Engineer

STEVE JAHR

www.linkedin.com/in/steve-jahr-*****a*2 720-***-**** I *******@*****.***

SKILLS PROFILE

•Extensive experience in the wireless communications industry on multiple technologies – 5G ORAN, LTE, CDMA, UMTS, GSM: spectrum management, Greenfield deployment, overlays design and optimization, cabling, drive-testing, and construction.

•Effectively communicates and builds relationships with vendors, local, regional, and national teams - excels at developing functional, interdepartmental relationships to work through technical issues and find resolutions.

•A highly motivated team player possessing a superior level of integrity; detail oriented with a high degree of commitment.

•Successful project management of market-level design, optimization, capacity deployment, and KPI data / statistical analysis

•Building and management of skilled engineering team with dynamic and diverse professionals for high profile company goals

EMPLOYMENT HISTORY

Increasing and varying RF and RAN engineering and management responsibilities on 5G NSA, SA, and VoLTE networks utilizing Nokia, Lucent, Ericsson, Huawei, and Samsung equipment including lead positions as RF site design for new builds and overlays, capacity engineering; performance optimization and troubleshooting of large clusters, site turn-ups, and DAS systems. GIS mapping and regulatory and E911/PSAP report updates. Recent management of 5G ORAN/RF troubleshooting with Mavenir, VMWare, Samsung, Altiostar, Fujitsu, CISCO and AWS.

Manager 5G Integration War Room • Dish Wireless – Littleton, CO November 2022 to December 2023

Led daily operations of 35+ engineers provisioning sites on a cloud-native, 5G SA ORAN network of 19,000+ sites

24/365 scheduling of shifts to meet aggressive site integrations and upgrade projects to beat FCC deadlines

Communication between cross-functional teams, vendors, and night shifts to move projects forward

Participated in intra-department meetings to improve the processes for zero/limited touch provisioning

Management of Cisco, transport/fiber, and site integration/provisioning/trouble-shooting teams

Monitoring of team ServiceNow and JIRA tickets, regions, market, and inter-department chat channels, and other

Project managed upgrades of routers, NR swaps on market-wide basis; coordinated with other teams and vendors

Conducted quarterly 1 on 1 reviews; merit increase calculations; planned team goals and training

RAN Operations Engineer II • Dish Wireless – Littleton, CO August 2021 to November 2022

T/S integration of ORAN/SA components with Python scripts/Cisco commands/settings for a national deployment

Escalation of tiered severities to responsible groups and vendors – coordination of bridges and notifications

Coordination and support of RF/ORAN system upgrades, replacements, and completion/tracking of SNOW tickets

Work closely with other departments and vendors to discover and resolve root causes and bring to resolution

Review of 5G NR – N71/N66/N29/N70 – performance metrics, market designs, CIQs, lit and dark fiber paths

RF Engineer II • Amdocs/TTS– Pleasanton, CA/Centerline Solutions – Golden, CO August 2015 to August 2021

T-Mobile Projects – Denver, Chicago, and Milwaukee markets

Nokia 5G NR, NSA, 2.5 GHz, 600/700/800 MHz, PCS/AWS LTE overlays, sector additions, spectrum management

Review of search rings/candidates for off-load and coverage needs; build justifications; SCIP reviews

ZD/CD redlines, pre/post CX site walks, RFDS, CD, CIQ-SCF requests/reviews, 911 call testing, build verifications

Port matrix design – fiber need calculations and Airscale deployment; six-sector, split-beam conversions

GIS mapping of propagations, equal power boundaries, and other reports; SiteWise report reviews

AT&T Projects – Denver

LTE capacity-add scoping criteria – led site visits and reviewed site plans with Black & Veatch/Mastec CX teams

RFDS design site visits and design evaluations meeting specific lease limitations

UMTS850/1900, GSM850/1900, LTE700/AWS/1900/WCS, diplexing, and future planning considerations

Presented site data in scope-of-work meetings with turf-vendors and clients to provide site specific modification options

Verizon Projects – Denver

ATOLL design optimization of outdoor DAS at the Denver International Airport

MPE site audits, RF exposure measurement and mitigation; data collection and report generation

RF Engineer II • Sprint • Lone Tree, CO August 2013 to July 2015

DESIGN

Lead design engineer for market level projects through mergers with Nextel, Qwest, and ClearWire

Completion of model tuning for various technologies and morphologies for Planet and Monte Carlo analysis

New site, relocations and carrier Integrations - ensured network performance during launching of sites/capacity

Submitted all NEPA, FCC, E-911 and frequency clearance requests; prepared RF exposure reports

Special Event planning – COW location, capacity analysis, microwave BH coordination, launch and performance

Review and approval of search rings, candidate, RF design, antennas, BOMs, CDs, sweeps, and HOC walks

PICO/small cell design - FDD1900/TDD2500 MHz design and placement using Planet traffic mapping

CAPACITY

Project managed market-wide capacity planning needs for MVNO turn-up; coaxial cable, T1/3, channel determinations

Improved network efficiencies saving $1M in capital expenditures and $20k in monthly operating costs

Managed the turn-down of 200+ voice carriers with meetings, market-orders, and performance tracking

Forecasted capacity needs on a "Just In Time" basis; Special Events: DNC, NFL, NBA, MLB, music festivals

OPTIMIZATION

Improved site performance of large clusters (200+ sites) including CDMA voice, EVDO, LTE, and UMTS carrier-adds

Analyzing of various KPI peg counts to evaluate site performance to improve overall network performance

Optimized site and carrier translations, antenna selection and orientation, ACL changes, and new site integrations

In-building experience trouble-shooting and optimizing DAS performance and coverage

RF Engineer II • Ericsson • Englewood, CO Sept. 2009 to Aug. 2013

AT&T project - optimization of UMTS system for remote markets; analyzing drive-data utilizing TEMS software

Sprint project - EVDO carrier-add deployment and optimization; MPE surveys and regulatory report generation

ClearWire project – WiMax site performance monitoring; frequency retunes; site re-design for LTE colocations

RF Engineer I • Sprint • Englewood, CO June 1999 to Sept. 2009

Managed and trained a team to collect and post-process drive-test data for model-tuning, design improvement, and evaluation of site performance

In-building experience with fiber and coaxial fed DAS: EchoStar, Budweiser, Sysco, GM, Park Meadows Mall, and First Data

Assistant Crew Lead • American Tower • Denver, CO August 1996 to June 1999

Performed all aspects of antenna, coaxial cable, connector and grounding installation for towers and buildings

Developed a working knowledge of site potential and limitations

Microwave installation, alignment, point-to-point, and troubleshooting

EDUCATION Bachelor of Arts - Economics & Business Administration I California State University I San Bernardino, CA

Studied Civil Engineering at California Polytechnic University in Pomona, CA

Wireless/Telecom Industry Training

LEADs Management, ITIL Foundations

Amazon Web Services (AWS) Foundation courses

Wireless Performance Engineering - Lucent; Scott Baxter Training - (RF100/RF200/RF340)

LinkedIn- 5G Tech Strategy-Next-Gen Mobile Networking, Python for Non-Programmers, Networking Foundation – Networking Basics, WANs, CompTIA A+ Core Cert Prep, 802.11 and Wi-Fi Standards, DOCSIS self-study. FTTx, PON

LTE Small Cell, Samsung Air Interface, RAN fundamentals

WiMax - Huawei Air Interface, RAN fundamentals and troubleshooting

WCDMA - Air Interface, RAN - Protocols and Procedures, RAN - Functionality from Ericsson

Tools/Software: Planet, Atoll, Asset, Wizard, Actix, Spectrum Analyzer, TEMS, Windcatcher, Google Earth

JIRA, Confluence, Advanced MapInfo, SITERRA, Tableau, Access, SQL, PEV Small Cell, MS Office, Google Suite

OTHER INFORMATION - U.S. Citizen

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