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Senior System Engineer

Job in Irvine, Orange County, California, 92713, USA
Listing for: Tiro Security
Full Time position
Listed on 2025-12-21
Job specializations:
  • IT/Tech
    Cybersecurity, IT Support, Systems Engineer, Cloud Computing
Salary/Wage Range or Industry Benchmark: 100000 - 180000 USD Yearly USD 100000.00 180000.00 YEAR
Job Description & How to Apply Below

This range is provided by Tiro Security. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$/yr - $/yr

Additional compensation types
  • Annual Bonus
  • Direct message the job poster from Tiro Security
Cybersecurity Recruiter | Client Services Manager | Service-Oriented People Person

Our Client is seeking a Senior Systems Engineer to support initiatives across network management, cloud administration, virtualization and technical support. This is an exciting opportunity for a motivated professional to contribute to high-impact IT projects and ongoing operations within a dynamic and growing organization. The position is based onsite in Orange County, CA, with some hybrid flexibility.

This is an onsite position for US Citizens and Green Card holders. If you require visa sponsorship now or in the future, you are not eligible for this role without exceptions.

The Client is open to candidates willing to permanently relocate to the area with assistance.

This is a unique opportunity to join a well-established, rapidly expanding firm with excellent opportunities for career growth and advancement.

The ideal person will have:

  • Over 10 years designing, configuring, and maintaining network systems, including VLAN, LAN, WAN, and remote access technologies.
  • Managed servers, workstations, and software applications to ensure performance and security.
  • Provided Tier 2 support to resolve employee hardware and software issues.
  • Supported IT projects including system migrations, software upgrades, and new technology implementations.
  • Maintained detailed documentation for systems, processes, and procedures to support operational continuity and compliance.
  • Coordinated with third‑party vendors for the procurement of hardware, software, and IT services.
  • Monitored system performance and implemented optimizations to ensure stability and efficiency.
  • Contributed to product and technology evaluations, including proof of concept (POC) implementations.
  • Participated in an on‑call support rotation, providing assistance during evenings and weekends.

Requirements:

  • Bachelor’s degree in Computer Science, Information Technology, or a related field.
  • 8+ years of experience in IT systems engineering, network administration, or a similar technical role.
  • Familiarity with Windows and Linux operating systems.
  • Working knowledge of networking protocols such as TCP/IP, SD‑LAN, DNS, DHCP, and experience with routers, switches, and firewalls.
  • Exposure to virtualization platforms such as VMware or Hyper‑V.
  • Familiarity with cloud environments, especially AWS and Microsoft Azure/M365.
  • Salary dependent on experience: $100-180k.

Tiro Security is a specialist in Cyber Security staffing and professional services company. Formed in 2012, headquartered on the West Coast and helping clients all over the USA, Cyber Security is ALL we do. Tiro Security is extremely active in the cybersecurity industry and regularly speaks as experts on staffing, careers, and retaining talent at major conferences including DEFCON, ISC2 Congress, Shell Con, BSides, and RSA.

Seniority

level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology

Benefits
  • Medical insurance
  • Vision insurance
  • 401(k)

Referrals increase your chances of interviewing at Tiro Security by 2x

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Position Requirements
10+ Years work experience
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