Senior Cyber Defense & ACAS Specialist (Remote)

Peraton; Radford (VA); Remote; USD 112,000 - 179,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

401(k) plan

PTO & holidays

Parental leave

Job summary

Peraton is seeking a senior cybersecurity specialist to run the ACAS enterprise, ensure STIG compliance, and guard ports, protocols, and PKI tokens from a Radford, VA or remote location.

You will manage ACAS infrastructure, oversee AESS reviewer activities, and support PPSM while coordinating with DoD and DISA standards across multiple sites. This role requires DoD credentials and a strong defense security mindset.

Qualifications

• 12+ years experience in cybersecurity and related domains.
• DoD 8140 qualification for the specified DCWF 541 role.
• Active DoW Secret security clearance.
• US Citizenship required.
• Experience managing ACAS infrastructure and related scanning/reporting.
• Familiarity with AESS Site Reviewer activities and DISA whitelist.

Responsibilities

• Manage ACAS infrastructure, configuration, scanning, reporting, and analysis per DISA Best Practices.
• Oversee AESS Site Reviewer activities, the DISA whitelist, and PKI tokens.
• Perform STIG compliance scanning and reporting.
• Provide PPSM support and review security impact of configuration changes.
• Handle in-processing/out-processing account tasks and track training/certification.
• Participate in Software Assurance reviews to address ACAS findings in eMASS POA&M.

Skills

Cybersecurity

Vulnerability assessment

ACAS management

AESS Site Reviewer

STIG compliance

PKI tokens

DISA policies

Disaster recovery

Network defense

DoD 8140

Education

BS/BA in CS

Tools

ACAS

eMASS

PKI management

STIG scanning

Job description

Peraton is seeking a senior cybersecurity specialist to run the ACAS enterprise, ensure STIG compliance, and guard ports, protocols, and PKI tokens from a Radford, VA or remote location.

You will manage ACAS infrastructure, oversee AESS reviewer activities, and support PPSM while coordinating with DoD and DISA standards across multiple sites. This role requires DoD credentials and a strong defense security mindset.