SUMMARY
IT Professional with over 25 years of experience including: Cloud, Infrastructure, Virtualization, Systems Administration, Network and DB Administration. Seeking an organization where I can contribute by building new infrastructure and optimizing existing infrastructure, preferably with a career path to a leadership role.
EXPERIENCE
Senior Devops Architect / Engineer
Orasi Software, Inc. • October 2020 - Present, Atlanta, GA
- Provided DevSecOps analysis and recommendations to global econometric analysis and lending institution(s).
- Identified risks and compliance challenges:
• Identified redundancy
• Reducing Tech Debt
• Optimized Cost Efficiency - Collaborated with Orasi engineers, SMEs, PM’s and leadership to enable client success.
- Designed detailed implementation plans for clients.
- Analyzed and provided recommendations based on my experience and industry best practices.
- Provided input to Senior leadership during engagement meetings.
- Provided value propositions to support recommendations and implementation plans.
- Trained client staff during implementation engagements to bridge knowledge gaps.
- Analyzed existing DevOps pipelines for DevSecOps gaps and provided appropriate recommendations.
- Reviewed compliance adherence.
- Presented assessments, implementation plans and detailed readouts to client.
Senior Linux Infrastructure Engineer (DevOps)
RentPath, Inc. • May 2017 - August 2019, Atlanta, GA
- Performed complete migration of on-prem VMWare ESXi to Azure Cloud Infrastructure (multi region) via Terraform.
- Created complete suite of Grafana dashboards for metrics analysis.
- Wrote PHP backend webhooks for various integrations (Catchpoint, Slack, Pingdom).
- Managed day to day operations to maintain the Production Operations infrastructure.
- Performed DNS and CDN cutovers from CDNetworks / Dynect to Cloudflare.
- Performed deployment of application code to Production environments
- Collaborated with application developers, database admins on troubleshooting and optimizing the infrastructure.
Linux DevOps Engineer
Ionic Security • June 2016 – March 2017, Atlanta, GA
- Responsible for the entire Production Operations environment in a team structure.
- Performed deployment of application code to all environments: Production, QA, Development, Preview.
- Crafted execution tickets for deployments based on release train / roadmap timelines and change management.
- Collaborated with app developers, database admins on troubleshooting and improving the infrastructure.
- Managed day to day operations to maintain the Production Operations infrastructure.
- Wrote Ansible deployment playbooks for provisioning and infrastructure tuning.
- Worked with the Security Operations Center (SOC) to ensure rapid deployment of security patches.
- Created and executed Emergency Change Control (ECC) tickets.
- Managed VPCs in AWS and GCE clouds.
- Resolved Jira tickets from any departments requiring the assistance of Production Operations.
Senior Linux Systems Administrator 3
Cogeco Peer 1 Hosting • September 2009 – July 2015, Atlanta, GA
- Promoted to this position in Jun of 2012.
- I am the final escalation point for complex, non-routine technical challenges to our external customers.
- Collaborate closely with SAN, backbone networking and network engineering teams (NOC / NOE).
- Build Redhat Clusters (NFS and Mysql), Mulitpath zoning, SAN / DAS HA storage.
- Work with data center team on configuration management / automation (Kickstart, Windows / Linux builds).
- Maintain internal Yum repositories via RHN subscription.
- Manage Hosted Exchange customer product.
- Train Tier 2 / 3 Engineers in providing customer support, create documentation and training decks.
- Monitor the CDN environment (caching nodes).
- Deploy "one off" products / projects when required.
Director of IT
Access Payment Solutions • June 2005 – December 2007, Atlanta, GA
- Designed and implemented the order entry database system, shipping system, accounting database, and created PHP Order Entry system.
- Introduced virtualized servers (using VMWare ESX Server 2) into development and production environments.
- Saved the company hundreds of thousands of dollars annually by re-negotiating long distance call center rates.
- Migrated the entire IT infrastructure from a few 2,000 sq. ft. office suites, into a 50,000 sq. ft building (replete with 300kW Generator, CRACs, FM-200 Fire Suppression, IDFs, MDFs, etc).
- Collaborated with Architects, Contractors, Consultants and Vendors during build-out phase of new facility.
- Collaborated with Operations Managers pertaining to meeting building compliance (building code compliance, technology requisition, Sarbanes-Oxley (SOX) to ensure compliance.
- Oversaw Systems (core infrastructure, customer facing sites, etc).
- Built core corporate database (Mysql) and PHP web interfaces for all departments.
- Installed and configured core LTSP network boot infrastructure for sales agent workstations.
- Configured all trunks, DNIS/DIDs, hunt groups, extensions and related telephony equipment.
SKILLS
Cloud / VPCs: Amazon Web Services AWS EC2 S3, Microsoft Azure, Google GCP GCE, Digital Ocean
Linux: RedHat Enterprise Linux (RHEL / CentOS 8,7,6), Ubuntu, Debian, Linux From Scratch (LFS) 5.1
Containerization: Docker Swarm, LXC, Virtuozzo
Virtualization / Hypervisors: VMWare ESXi 6.5u3, 5.5, 4
Provisioning / Config Management: Terraform, Ansible, Puppet, AWX, Ansible Tower, Foreman
Databases: Mysql / MariaDB Replication and HA, Influx, Postgres, Cassandra
Programming Languages / Scripting: Bash, PHP, Javascript, C, Python
Continuous Integration / Continuous Deployment (CI/CD): Jenkins, Travis CI
Webservers: nginx, Apache, lighttpd
Security / Authorization: LDAP, Active Directory, FreeIPA IPA, SSH, OpenSSL, Vault (Ansible and Hashicorp), SSO, SAML, OAUTH2, RADIUS, SEIM, IDS, firewalld, iptables, MFA
Monitoring / Logging / Metrics: Grafana, Prometheus, Thanos, Nagios, AlertManager, CheckMK, Elasticsearch, Logstash, Kibana, syslog, Graphite
Large Datasets / Message Queues / Memory Caches: Elasticsearch (ELK Stack), Apache Kafka, RabbitMQ, Redis, memcached
Change Control / Ticketing: Git, Github, Gitlab, Subversion, CVS, Jira, RT
High Availability: Load Balancing (L2 and L7), Active/Passive Failover, Clustering (NFS, Percona Mysql, etc)
Network Troubleshooting: tcpdump, Wireshark, snort, Tripwire IDS
DNS / VOIP / Other: Tomcat, bind, dnsmasq, consul, SIP, IAX2
EDUCATION / CERTIFICATIONS
- Computer Science • Florida State University • Tallahassee, FL • 1999
- Associate’s Degree • Eastern Florida State College • Melbourne, FL • 1996
- VMWare Data Center Virtualization (VCA) • Credential ID 12075300-9E0A-AF0178626040
- VMWare Sales Professional (VSP) • Certification number provided upon request
- Member • FinOps Foundation (Practitioner)
PUBLICATIONS AND MEDIA
- Release 2.0 Magazine “Open For Business”, December 2007 Issue • Interviewed
- Geek My Ride By Auri Rahimzadeh • Wiley & Sons; ISBN 0-7645-7876-6 • Project Featured
- Car PC Hacks • O’Reilly; ISBN 0-596-00871-6 By Damien Stolarz • Project Featured
- Slashdot.org https://dashpc.com • Project Front paged • April 2004, December 2002, December 2001
PROJECTS / OTHER
- Debris Art
- The Holding Company
- Linux Automotive Software Platform
- Dashwerks, Inc.
RECOMMENDATIONS
"Chris is a huge part of our companies success when it comes to customer satisfaction and technical expertise. I have had the pleasure to work with Chris for about 2 years now and he is responsive, responsible and has a great attitude. He is a perfect asset to any organization!"
"I worked with Chris for 3 years. He is a talented Linux Engineer and sys admin. He is also a great coworker with a great attitude. His technical knowledge and problem solving ability are off the charts. I strongly recommend Chris to anyone looking for technical talent."
"Chris is one of the most capable Linux enthusiasts you will meet. He has worked at the ISP level delivering world class support to customers such as Stack Overflow, Automattic with Wordpress and many other well known brands. He is a consummate professional and a great coworker. Any employer would be remiss to pass on Chris."
"Chris was great to work with! He always looked out for our customers and took care of them. He was loved by his co-workers and brought his best self. I highly recommend Chris!"
"Chris is a talented and dedicated problem solver and tech and has the ability to think outside the normal "box" to find solutions to the problems he has in front of him. I've always enjoyed working with him and he a pleasant person to be around."
"Chris and I worked together on a book. Good guy."
"I've known Chris (Berg) a long time and rarely do you find someone who contribute so much to a technical organization! With a vast knowledge of current tech demands and a culturally adaptable personality, Chris would be a true asset to anyone running toward success!!"
"Chris is an IT professional who believes in supporting the team and enabling others to achieve their IT goals in the quickest and most effective way possible."
"Chris is a hard worker with a talent for learning. He is a team player and always likes for ways to help out his teammates. Chris would be a great member of any team."
"Chris was a good guy to work with, good with providing innovative solutions for customers had many technical discussions that led to developing new solutions for our clients. Technically adroit and stays up to date on new platforms. Also easy to work with, great to have on the team."
