Onsite DoD IT & Cybersecurity System Admin San Diego

Seneca Resources; San Diego (CA); On-site; USD 121,229,000 - 165,312,000; Full time

Benefits offered by this job

Competitive pay

Comprehensive health coverage

401(k) matching

Dedicated career support

Job summary

Seneca Resources is seeking a Systems Administrator for an on-site role in San Diego, CA. The position involves managing IT infrastructure, cybersecurity, and systems engineering to support critical government operations, including Active Directory and PKI credential management.

Ideal candidates will have 3–5+ years of experience, an Active Secret clearance, and an active IAT II–qualifying certification (Security+, CySA+).

Qualifications

• 100% onsite in San Diego, CA.
• Active Secret clearance.
• Active IAT II–qualifying certification (Security+, CySA+).
• 3–5+ years of Systems Administrator experience.
• Experience with Active Directory, DNS, GPO, WSUS.
• Knowledge of system backup, recovery, and software upgrades.

Responsibilities

• Administer IT infrastructure, cybersecurity, and systems engineering.
• Maintain system integrity and perform software/hardware upgrades.
• Troubleshoot technical issues and ensure optimal system performance.
• Support secure and compliant IT environments, including PKI credentials.

Skills

Active Directory

DNS

GPO

WSUS

Active Secret clearance

IAT II certification

Job description

Seneca Resources is seeking a Systems Administrator for an on-site role in San Diego, CA. The position involves managing IT infrastructure, cybersecurity, and systems engineering to support critical government operations, including Active Directory and PKI credential management.

Ideal candidates will have 3–5+ years of experience, an Active Secret clearance, and an active IAT II–qualifying certification (Security+, CySA+).