Larry Haustein
Arvada
Summary
Dynamic Senior Site Reliability Engineer with extensive experience at Zoll Medical Corporation, excelling in AWS cloud deployments and infrastructure as code. Proven track record in automating processes and enhancing system reliability. Skilled in Ansible and monitoring, with a strong ability to lead teams and drive successful project outcomes.
Overview
35
35
years of professional experience
1
1
Certification
Work History
Senior Site Reliability Engineer
PointsBet
03.2021 - Current
- Manage and triage application and cloud latency, response time, and outage issues
- Help plan and deploy application services into Azure cloud for multiple regions
- Rollout new regions in Kubernetes deployments, pods, and containers.
- Design, administrate, and Scale AKS services
- Create templates, runbooks, and automated mitigation tools in AWX using Azure cloud VM and infrastructure
- Maintain and improve PagerDuty services
- Reduce noise of alerts
- Help create automatic self healing services initiated from PagerDuty
- Azure cloud services
Senior Site Reliability Engineer
Zoll Medical Corporation
03.2015 - 03.2021
- Recently with Zoll I have focused on the SRE model (Site Reliability Engineering). This Includes architecture for Infrastructure as code as well as Monitoring and Alerting with CI/CD. Our primary environment is a hybrid of Private Cloud and AWS cloud.
- My first years at Zoll I was a Systems/Linux Engineer and moved to Team Lead. Then became an SRE for the past 2 years. Some responsibilities include:
- Configuration management and deployment with Chef and Ansible
- Currently we are phasing Chef out for Ansible
- Successfully deployed the release pipeline @Zoll (legacy and newer CI/CD pipelines)
- Work with our 6 AWS accounts for security, testing of IAC as well as Production deployments to Canada and US
- Maintain regulatory practices to protect ePHI data, as well as completion of 3 full SOC2 and HIPPA audits.
- Implementation of different types of Load Balancing with AWS ALB/ELB/ASG, AVI, and F5
- Automate and manage Linux DBs such as Casandra, Couchbase, ELK stack, and Splunk among others
- Network and firewall architect for On-Prem, Private, and AWS cloud
- Support Zoll SAAS environment with AWS, Zayo and DR
- Some technologies in our SAAS environment – IIS, Redis, RabbitMQ, Tableau, Birst, Couchbase, Cassandra, SQL
- Responsible for all monitoring and SLAs with on-call management and implementation
Systems and Network Engineer Manager of Information Technology
PremierGeo and IHS company
Arvada
10.1999 - 02.2015
- With PremierGeo and IHS, I have gained valuable skills and experience maximizing this position while maintaining an advanced technological environment. In the past 6 months I was working on a puppet implementation in an environment with 200 RHEL servers. This was done to deploy OS’s, manage configurations, and deploy scripts and patches.
- Over the past 9 years, I have implemented and maintained enterprise web services and a complex production environment. Successfully Engineered a reliable, low-cost, enterprise, secure storage and backup solution for a few company projects. This enabled my company to generate substantial revenue.
- Successfully completed a Production cycle from research to implementation of new computers, network, storage, and hardware technologies for the Digital Globe multi-million dollar project. This project and others were completed successfully with substantial revenue on my IT infrastructure. Tasks on this project included the following -
- Responsible for implementation, management, and technical leadership for an 850 + terabyte data center in three locations.
- MPLS setup and WAN connections
- Integrated NetApp systems with VMware connected through Brocade fiber switches
- Designing and building custom enterprise workstations and servers including Hewlett-Packard, Dell, Intel, LSI, SGI, SuperMicro, Tyan and others
- Enterprise installation of Ubuntu server, RedHat (RHEL), SUSE, CentOS, and Microsoft systems
- Responsible for Engineering and security for 1000 Workstations and 400 servers over 3 Datacenters with Fiber WAN and Juniper VPN servers with Junos Pulse clients
- Use of Keysight network troubleshooting devices with VNA technology
- Deployed multiple web services and applications for global customers with F5 and apache proxy server front end load balancers and Cisco ASA firewalls
- Deployment and administration of ESXI 5.x VMware cluster environment for SQL database and Application servers
- Engineering and support for Cisco switches Layer 3 VLANs and trunking
- I provided support for a variety of operating systems including Linux, Solaris, and Microsoft Windows for Production, Sales, Accounting, and Administration
- Setup multiple Microsoft and Linux Domain controllers, LDAP systems and NIS servers for a large IT network with DNS, SSH, SNMP, and FTP
- Responsible for IT infrastructure planning, budgeting, and procurement
- Implementation of a Production and development 24/7 accessible remote network to execute processes on a clustered environment
- Our company was contracted by The Census Bureau for a parcel based MTAIP project
- This entailed Many Solaris workstations that my team and I implemented into production with a WAN connection to the Census Bureau for data ingest
- All on this Census team were required to get a Security Clearance by the Census Bureau
- Recently I’ve been responsible for Administrating, procuring, and creating storage and systems for Development efforts. This includes the following -
- Implementation of SQL Server/MySQL, PostgreSQL, apache, and IIS Web server, with Active Directory failover clustering
- Setup of Web services and web applications with IIS, apache, http proxy servers, and Web filters for users. This included Site to Site VPNs with remote site administrating and backup.
- Setup of MPLS, T-1, T-3, DSL, OC3, for network users
- 100 + server implementation of virtual machines with VMware, Hyper-V and Virtual Box
- Support of Windows 2003/2008/2012, and linux servers with Windows 7/8 clients
- Support of ACT, Microsoft Dynamics, and CRM databases for Sales and Administrative staff
- Administration of all software licenses and server contracts
- Support of Visual Studio, Microsoft Office, Photoshop, ESRI products, image processing cluster suites, AutoCad, and other enterprise applications
Systems/Network Administrator
HTE/UCS Inc.
Golden
10.1994 - 09.1999
- In this position, I was first mentored by an experienced network manager and developed a strong skill set in network administration. After 3 years I was promoted to network manager. My responsibilities and network administration duties included:
- Administration of Microsoft Exchange server 2000
- Obtained Security Clearance for work with Colorado FEMA workstations, installing and administrating 3rd party applications to their network and computers
- Multiple 24/7 NT Servers incorporating Domain controllers and several stand-alone servers
- Configured TCP/IP, DHCP, and WINS configuration in LAN\WAN environment
- Optimized SCSI RAID 5 redundant arrays with NT Server 4.0
- Responsible for all troubleshooting and support for Microsoft Windows Clients
- Provide security, virus protection, and redundancy to Computers and network
- Trained students and interns in Computer System Administration
- Implementation and administration of Cisco Router T-1 lines with TSU and DSU units
- Responsible for Telrad Voice mail and Telephone system.
- Database administration and backup
- Novell Administration
Computer Technician/Data entry
Map, Inc.
Aspen
07.1991 - 09.1994
- During my pre-professional internship, I served at the direction of the network administrator to provide technical support for approximately thirty individual users/ workstations. In this position I was able to gain valuable experience and apply my knowledge to a number of practical tasks including:
- Performing backup procedures for file servers
- Maintaining printer, e-mail, and basic network connectivity for users/ workstations
- Performing and verifying daily data entry tasks
Education
Bachelor of Computer Science - Computer Science
Metropolitan State College
Denver05.1999
Associates Degree - Information Systems and Computer science
Barnes Business College
Edgewater03.1995
Skills
- AWS
- Guardduty
- Cloudwatch
- Cloudtrail
- Docker
- Molecule
- Splunk
- ELK
- VictorOps
- VMware ESX/ESXi
- SRM
- Disaster Recovery
- DRS
- VDS
- Vmotion
- Storage connections
- Replication
- HA
- Chef
- Team City
- TFS
- Jenkins
- Git
- Powershell
- Ansible
- Terraform
- Packer
- Python
- Bash
- Perl
- Splunk Enterprise
- AlertSite
- Nagios
- App Dynamics
- PRTG
- Metricly
- SignalFX
- API monitoring
- VLAN Security
- ACL
- DDOS
- WAF
- VPN
- PaloAlto
- Wireshark
- Tcpdump
- LDAP
- Active Directory
- NIS
- CIFS
- NFS
- SSSD
- AVI Networks
- F5/Apache
- Nginx
- DNS
- FTP
- SSH
- Linux
- RHEL
- Ubuntu Server
- FreeBSD
- CentOS
- SUSE
- AWS Linux
- AIX
- Windows
- Android
- IOS
- MAC
- NetApp
- Seneca
- EMC
- HP 3Par
- SGI
- GPU processing
- Dell
- HP
- Tyan
- SuperMicro
- Quantum
- Bitbucket
- Visual Studio
- SQL server
- NET
- IIS
- ESRI products
- Symantec DLP
- SEP
- Veritas
- CA Arcserve
- Rsync
- Robocopy
- CommVault
- Clustering Services
- Microsoft Exchange server
- AD
- GPO
- SCCM
- SCOM
- Azure cloud services
- Kubernetes deployments
- Monitoring
- Problem solving
- Log analysis
- Linux administration
- Network troubleshooting
- Incident management
- Cloud security practices
Professional Memberships Affiliations
Microsoft Developers Network
References
Contact information available upon request.
Education
MCSE, Denver, A + CERTIFICATION, Denver, Bachelor of Computer Science, Computer Science, 05/01/99, Metropolitan State College | CU Denver, Associates Degree in Information Systems and Computer science, Barnes Business College | Edgewater, 01/01/92, 03/01/95
Professional Profile And Skill Set
Design, implementation, and Monitoring of 99.9, 99.99% Saas services, AWS, Guardduty, Cloudwatch, Cloudtrail, Docker, Molecule, Splunk, ELK, VictorOps, VMware ESX/ESXi up to 6.0 +, SRM, Disaster Recovery, DRS, VDS, Vmotion, storage connections, replication, HA, Chef, Team City, TFS, Jenkins, Git, Powershell, ansible, Terraform, Packer, Python, Bash, Perl, Splunk Enterprise, ELK, AlertSite, Nagios, App Dynamics, PRTG, Metricly, SignalFX, API and Endpoint monitoring, VLAN Security, ACL, DDOS, WAF, VPN, PaloAlto, wireshark, tcpdump, Samba, LDAP, Active Directory, NIS, CIFS, NFS, SSSD, AVI Networks F5/Apache, nginx, DNS, FTP, SSH, Linux – RHEL, Ubuntu Server, FreeBSD, CentOS, SUSE, AWS Linux, AIX, Windows – Strong Familiarity with all Server suites up to Server 2016 and Windows 10, Android, iOS, MAC, NetApp, Seneca, EMC, HP 3Par, SGI, GPU processing, Server hardware – Dell, HP, Tyan, SuperMicro, SGI, NetApp, HP, Quantum, ADIC, storage tape libraries among others, All Microsoft Office programs, Team City, Bitbucket, Jenkins, Visual Studio, SQL server up to 2016, TFS, Dynamics GP/CRM, Share point, .NET, IIS, Extensive experience with ESRI products, Symantec DLP, SEP, Veritas, CA Arcserve, Rsync, robocopy, CommVault, Clustering Services with Server 2012, Microsoft Exchange server, AD, GPO, SCCM, SCOM
Certification
Azure Certification
Timeline
Senior Site Reliability Engineer
PointsBet
03.2021 - Current
Senior Site Reliability Engineer
Zoll Medical Corporation
03.2015 - 03.2021
Systems and Network Engineer Manager of Information Technology
PremierGeo and IHS company
10.1999 - 02.2015
Systems/Network Administrator
HTE/UCS Inc.
10.1994 - 09.1999
Computer Technician/Data entry
Map, Inc.
07.1991 - 09.1994
Bachelor of Computer Science - Computer Science
Metropolitan State College
Associates Degree - Information Systems and Computer science
Barnes Business College