Senior Linux Engineer

BRETT MACKINGA

San Vicente Road, San Diego, CA **065

Phone: 760-***-****

Email: ad5nom@r.postjobfree.com

PROFESSIONAL SUMMARY:

Experienced Senior Application Support professional with a strong background in UNIX/Linux systems administration, project management, and IT operations. Proven track record of successfully leading system upgrades, migrations, and implementations in diverse organizational settings. Skilled in documentation, training, and providing exceptional technical support.

EMPLOYMENT HISTORY:

Senior Application Support

General Atomics - San Diego, California

May 2018 - Present

Spearheaded the development of procedures for upgrading Windchill 11.1 to 12.0 and Solidworks workers from 2019 to 2023.

Provided day-to-day support for Windchill application upgrades, patching, and refreshes.

Demonstrated expertise in LDAP, clustering, Jenkins, Venifi, Tenable, SVN, Oracle, Red Hat Linux 7-8, and Windows 2019.

Designed and implemented a Wiki-based documentation system to streamline knowledge sharing.

Senior UNIX/Linux Engineer

CUBIC CORPORATION - San Diego, California (Contract)

July 2016 - May 2018

Managed over 100 Linux and Unix systems in a global environment, including Red Hat Linux, Ubuntu Linux, Solaris, and Tru64 hosts.

Led the redesign of Tru64 landscape for decommissioning to an off-site data center.

Re-implemented Red Hat Satellite 5.7 patching server and SolarWinds/Orion monitoring system.

Handled DNS (BIND), Sendmail, SFTP, Samba, Apache, Oracle, and Engineering License servers.

Web Administrator III

GENOPTIX (A Novartis Company) - Carlsbad, California (Contract)

2014 - 2015

Administered Linux web hosts and revamped the corporate website, migrating it to Drupal.

Conducted security reviews, implemented document workflows, and improved search functionality.

Facilitated the migration of hosting to Novartis corporate office and provided end-user training.

UNIX System Administrator / IT Project Manager

CITEC – Queensland Government Computing Center - Brisbane, Australia

1998 - 2014

Provided Tier 3 support for clustered UNIX production systems and Oracle databases supporting SAP applications.

Managed multiple government and industry clients across South-East Queensland.

Headed the development of the CITEC Toolset, enhancing system management capabilities.

Adhered to ITIL framework and ISO 9001 Quality Management System certification.

General Manager

Drucker Sound Design Corporation - Newbury Park, CA

1988-1990

Secretary, Board of Directors

Managed all operations of the organization

Senior member of the Marketing Team

Analyzed, re-engineered, and computerized all processes for Administration, Manufacturing, Warehousing, Shipping, and Receiving

Installed and implemented computerized accounting systems

Operations Manager

Gul Industries Corporation - Calabasas, California

1987-1989

Analyzed and re-engineered all processes for Administration, Manufacturing, Shipping, Receiving, and Warehousing

Installed and implemented computerized accounting systems (MAS 90)

Installed sonic welder in production area

Managed all administration of the organization

EDUCATION:

Associate Degree in Business (Computing)

Southern Cross University - Lismore, New South Wales, Australia

Graduated September 2003

Registered Project Manager, Level 5 (RegPM)

Project Management Accreditation Program - Brisbane, Australia

Completed April 2002

Diploma of Project Management

Global Institute for Learning and Development - Brisbane, Queensland Australia

Graduated April 2002

Category III Train the Trainer

Trainer Accreditation - Lismore, New South Wales, Australia

Completed 1995

Technical Courses:

Datastack Cassandra Database Design and Database Administration, Cisco Networking Concepts, ITIL v3 Modules, IBM Power6 Virtual I/O Server, HP Virtual Server Environment, HP-UX Administration and Performance Tuning, Oracle for Systems Administrators.

SKILLS:

Operations Management

Process Analysis and Re-engineering

Team Leadership and Management

Computerized Accounting Systems Implementation

Warehousing and Logistics Optimization

Strong Communication and Interpersonal Skills

Proficient in system documentation, training, and knowledge sharing.

Continuously updating technical skills through relevant courses and certifications.

Contact this candidate