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Desktop Support Technician

Plano, TX
Full Time On-site

Summary

Job Description

  • Respond to user-reported IT issues via helpdesk tickets, phone, or in-person, providing first-line troubleshooting for desktops, laptops, printers, scanners, and other peripherals. 
  • Handle escalated IT issues from Level 1 support, performing in-depth troubleshooting for desktops, laptops, servers, printers, and specialized peripherals used in manufacturing and engineering. 
  • Install, configure, and upgrade hardware and software, including advanced operating systems, enterprise applications (e.g., Microsoft Office 365, ERP systems like SAP), and engineering tools (e.g., CAD/CAM software, simulation programs). 
  • Diagnose and resolve network problems, including LAN/WAN configurations, switches, routers, firewalls, and integration with industrial control systems such as PLCs, SCADA, and IoT networks. 
  • Conduct proactive system maintenance, including patch management, performance tuning, backup and recovery procedures, and security audits to safeguard against disruptions in production and engineering processes. 
  • Set up and maintain advanced audiovisual and collaboration systems for engineering design reviews, virtual meetings, and training sessions. 
  • Maintain detailed documentation of IT incidents, resolutions, configurations, and system changes in the ticketing system, contributing to knowledge base development. 
  • Collaborate with Level 3 engineers, IT managers, and external vendors to resolve high-level issues, implement new technologies, and support facility-wide IT projects. 
  • Ensure adherence to IT governance, cybersecurity best practices, data protection regulations, and manufacturing standards (e.g., ISO 9001, cybersecurity frameworks like NIST). 
  • Provide training and mentorship to Level 1 technicians and end-users on advanced IT tools, troubleshooting techniques, and security awareness. 
  • Manage IT inventory, asset lifecycle, and procurement processes, including evaluating and recommending hardware/software for manufacturing and engineering needs. 

Qualifications:

  • Bachelor’s Degree and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.
  • 2-5 years of IT support experience, preferably in manufacturing, engineering, or industrial environments. 

Preferred Additional Skills:

  • Advanced proficiency in troubleshooting hardware, software, and network issues. 
  • Solid knowledge of networking protocols (e.g., TCP/IP, VLANs, VPNs) and cybersecurity fundamentals. 
  • Experience with ticketing systems (e.g., ServiceNow), remote management tools, and monitoring software. 
  • Familiarity with manufacturing technologies, including ERP, MES (Manufacturing Execution Systems), SCADA, and industrial automation. 
  • Strong analytical and problem-solving skills with attention to detail. 
  • Excellent communication abilities for explaining technical concepts to non-technical stakeholders. 
  • Ability to work independently and in teams under pressure during production-critical situations. 
  • Commitment to continuous learning and adapting to evolving technologies. 

#LI-NR1

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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