SecOps & PKI Systems Administrator - Hybrid Contract

Advantage Technical; Southwick (MA); Hybrid; USD 62,000 - 92,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

Retirement plan

Paid holidays

Time off

Supplemental insurance

Job summary

Advantage Technical is seeking a Security Operations & Systems Administrator in Southwick, MA on a hybrid contract-to-hire basis. You will lead SecOps efforts, manage the DigiCert certificate lifecycle, and support Windows Server, backups, endpoints, and Fortinet networking.

The role emphasizes incident response, vulnerability remediation, and PKI design, with collaboration across IT and security teams to maintain resilient systems and compliant processes.

Qualifications

• Hands-on security operations experience including alert triage and incident response.
• Experience with XDR/MDR platforms and security monitoring workflows.
• Certificate lifecycle management and PKI experience with DigiCert preferred.
• Experience administering a public CA platform is a plus.
• Understanding of TLS/SSL, DNS, firewalls and core networking basics.
• Strong documentation and cross-team communication skills.

Responsibilities

• Monitor, triage, and investigate security alerts; drive incidents to resolution.
• Participate in incident response, containment, and post-incident analysis.
• Support vulnerability remediation and risk-based prioritization.
• Maintain security baselines, access controls, and configuration standards.
• Own DigiCert account, certificate lifecycle, renewals, inventory.
• Administer Windows Server, backups, endpoints; support Fortinet networking.

Skills

SecOps

XDR/MDR

Incident response

PKI

TLS/SSL

Fortinet

Windows Server

Active Directory

NinjaOne

Tools

DigiCert

ACME

Fortinet

NinjaOne

Job description

Advantage Technical is seeking a Security Operations & Systems Administrator in Southwick, MA on a hybrid contract-to-hire basis. You will lead SecOps efforts, manage the DigiCert certificate lifecycle, and support Windows Server, backups, endpoints, and Fortinet networking.

The role emphasizes incident response, vulnerability remediation, and PKI design, with collaboration across IT and security teams to maintain resilient systems and compliant processes.