C

Core Systems

Rugged mission-critical computing for defense

Test Technician

Full-TimeUpdated on 10/23/2026
$23 - $28/hr
Mid
Poway, CA, USA
In Person
Manufacturing Quality & TestInspection & Test

About the job

Requirements
  • A high school diploma or equivalent is required.
  • One to three years of experience in computer manufacturing, system integration, IT hardware support, electronics manufacturing, or a similar technical environment.
  • Experience imaging computers or installing operating systems.
  • A basic understanding of computer hardware and operating systems.
  • Ability to follow detailed manufacturing and test procedures.
  • Attention to detail and documentation skills.
  • Ability to troubleshoot software and hardware issues.
  • Ability to read and understand work instructions, bills of materials, travelers, and technical documentation.
  • A basic understanding of BIOS/UEFI configuration.
  • Ability to work independently while supporting a production team.
Responsibilities
  • Perform software imaging on desktop computers, workstations, servers, and electronic systems.
  • Load approved operating system and customer-specific software images.
  • Verify image version, revision, checksum/hash, and configuration before installation when applicable.
  • Install required drivers, applications, utilities, and system files.
  • Configure BIOS/UEFI settings and system parameters according to controlled work instructions.
  • Load and verify firmware and device-specific software.
  • Ensure the correct software version is installed based on the work order and customer requirements.
  • Maintain configuration control and prevent unauthorized software or image versions from being installed.
  • Troubleshoot failed or incomplete software burns and re-image systems as required.
  • Set up systems for burn-in testing according to approved procedures.
  • Execute software-based and hardware-based burn-in tests.
  • Monitor systems during burn-in for failures, errors, overheating, crashes, or other abnormal conditions.
  • Record test results and document failures accurately.
  • Perform basic troubleshooting and corrective actions on systems that fail testing.
  • Coordinate with Engineering or Quality when failures require additional technical investigation.
  • Verify systems pass all required testing before releasing them to the next manufacturing operation.
  • Follow controlled work instructions, travelers, test procedures, drawings, bills of materials, and customer requirements.
  • Accurately complete production and inspection records.
  • Record software image version, firmware version, test results, serial numbers, and other required configuration information.
  • Maintain traceability between the system serial number, work order, software image, and test results.
  • Identify and report discrepancies between production documentation and the actual system configuration.
  • Document nonconforming conditions and notify Quality or the appropriate supervisor.
  • Diagnose software installation and imaging failures.
  • Troubleshoot operating system, driver, BIOS/UEFI, firmware, and hardware-related issues.
  • Identify whether failures are related to software, hardware, configuration, or test equipment.
  • Escalate complex issues to Engineering, Quality, or Management.
  • Assist Engineering with reproducing and documenting software-related manufacturing issues.
  • Support root-cause investigations when recurring software or burn-in failures are identified.
  • Work closely with Production Leads and Production Control to meet manufacturing schedules.
  • Prioritize systems based on production requirements and customer ship dates.
  • Support first-time builds and customer-specific configurations.
  • Assist with production process improvements that reduce imaging and testing time.
  • Maintain an organized and controlled software/test workstation.
  • Ensure software tools, test equipment, cables, and accessories are available and properly maintained.
  • Use only approved software images and releases.
  • Verify revision levels before beginning work.
  • Follow Engineering Change Orders, Engineering Change Notices, and controlled work instructions.
  • Do not substitute software, firmware, drivers, or components without proper authorization.
  • Maintain complete and accurate traceability.
  • Immediately report suspected configuration discrepancies.
  • Follow company Quality Management System requirements.
  • Maintain customer-specific configuration requirements and restrictions.
  • Protect customer-controlled software and data from unauthorized use or distribution.
Desired Qualifications
  • Experience imaging servers, workstations, or ruggedized computer systems.
  • Experience with Windows deployment/imaging tools.
  • Experience with Linux installation or configuration.
  • Experience with PXE/network-based imaging.
  • Experience with disk cloning and deployment tools.
  • Experience loading BIOS, firmware, drivers, and customer-specific applications.
  • Experience performing system burn-in testing.
  • Experience working under ISO 9001, AS9100, ISO 13485, or another controlled quality system.
  • Experience working with configuration-controlled software.
  • Experience in defense, aerospace, medical, or other regulated electronics manufacturing.
  • CompTIA A+, Network+, or similar technical certification is a plus.

About the company

Core Systems provides rugged, mission-critical computing for defense, aerospace, and industrial applications. Its products include rugged servers, displays, edge computing devices, and embedded systems designed to operate in extreme environments and meet MIL-STD and DO-160 requirements. The company combines in-house engineering, fabrication, and testing in a vertically integrated facility to design, manufacture, and validate battlefield-ready solutions. Unlike many competitors, Core Systems emphasizes end-to-end control over hardware and quality through its integrated process, enabling highly reliable, customized systems for demanding missions. The company’s goal is to deliver trusted, field-proven computing solutions that keep operations running in the world’s toughest environments.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Poway, California

Founded

2007

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Simplify Jobs

Simplify's Take

What believers are saying

  • Core Systems expanded domestic manufacturing on May 12, 2026, shortening delivery timelines.
  • July 2, 2026 Army C2NOW contract validates ATMOS2 inside NGC2 modernization.
  • Belcan Army exercises create live references for future defense buyers.

What critics are saying

  • Army C2NOW and NGC2 concentrate revenue in one procurement stream.
  • If 2027 Army follow-ons fail, Core Systems becomes a niche hardware subcontractor.
  • Golden Dome support ties demand to Lockheed Martin and one program.

What makes Core Systems unique

  • 100% U.S.-designed, U.S.-manufactured rugged systems reduce foreign-supply dependence, announced May 12, 2026.
  • ATMOS2 combines 144 Intel Xeon cores, NVIDIA GPU acceleration, and battery UPS.
  • Army C2NOW, NIWC Atlantic, and Belcan deployments validate defense procurement and field use.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Life Insurance
  • Paid Vacation
  • Paid Sick Leave
  • Paid Holidays

Company News

Core Systems
Aug 27th, 2025
Core Systems sells ATMOS rugged servers to NIWC Atlantic

For more than a decade, Core Systems has partnered with leading defense contractors and U.S. Department of Defense programs to deliver rugged computing solutions that meet stringent military standards.

Core Systems
Jul 22nd, 2025
Core Systems Launches ATMOS-2: A Tactical Edge Node for Next Generation Command and Control

Core Systems launches ATMOS-2: A Tactical Edge Node for next generation command and control.

Core Systems
May 9th, 2025
Core Systems Unveils Rugged RPS417 Laptop for Military and Industrial Applications

Core Systems, a leading provider of rugged computing solutions, has announced the launch of the Server Grade Rugged RPS417 Laptop, a high-performance, portable workstation engineered for military and industrial professionals operating in extreme environments.

Core Systems
Mar 20th, 2025
Belcan and Core Systems Deploy ATMOS in Army C2 Exercises

Belcan partnered with Core Systems, the material developer of ATMOS, to support the exercise and assess how I Corps leveraged the system in a real-world operational environment.