Senior IT System Administrator

Integral

$85K — $110K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • BA/BS degree with 5+ years of RMF experience in complex DoD IT systems.
  • Current industry-standard certifications (CompTIA Security+, CCNA, RHCSA, MCSA) that comply with DoD 8570/8140 guidelines.
  • Proficiency in eMASS, vulnerability scanning tools (ACAS/Nessus), COMSEC, and security compliance checkers (SCAP).
  • Active Top Secret/SCI security clearance required.

Responsibilities

  • Lead all aspects of the RMF process, including system categorization and security control implementation.
  • Develop, maintain, and update RMF documentation like System Security Plans and Security Assessment Reports.
  • Manage the security posture using the Enterprise Mission Assurance Support System (eMASS).
  • Implement and oversee a continuous monitoring strategy for security controls and vulnerabilities.
  • Act as primary security advisor and coordinate with key stakeholders to clarify system risks and compliance.

Benefits

  • Medical, Dental & Vision Insurance
  • Flexible Spending Accounts
  • Short-Term and Long-Term Disability Insurance
  • Life Insurance
  • Paid Time Off & Holidays
  • Earned Bonuses & Awards
  • Professional Training Reimbursement
  • Employee Assistance Program
Full Job Description
Overview

The Senior IT System Administrator is responsible for the day-to-day administration, maintenance, and security of the JWICS environment for US Army G2's Intelligence Division (AMIS-IN), Security Division (AMIS-SE), and the Special Projects Office (SPO) (AMIS-SEP).

Responsibilities

  • RMF Execution: Lead all aspects of the RMF process, from system categorization and security control selection to implementation and assessment.
  • Security Documentation: Develop, maintain, and update all required RMF documentation, including the System Security Plan (SSP), Security Assessment Report (SAR), and Plan of Action & Milestones (POA&M).
  • eMASS Management: Manage the system's security posture within the Enterprise Mission Assurance Support System (eMASS), ensuring all data is accurate and up to date.
  • Continuous Monitoring: Implement and manage a robust continuous monitoring strategy to actively assess security control effectiveness, track vulnerabilities, and manage configuration changes.
  • Stakeholder Coordination: Serve as the primary security advisor to the system owner and liaise with the Authorizing Official (AO) and other key stakeholders to ensure a clear understanding of system risks and compliance status.


Qualifications

Required:

  • BA/BS with a minimum 5+ years of hands-on experience dedicated to applying RMF to complex DoD IT systems.
  • Certifications: Possess current, industry-standard certifications relevant to their specific duties (e.g., CompTIA Security+, CCNA, RHCSA, MCSA). Certifications must meet DoD 8570/8140 requirements for their assigned role (e.g., IAT Level II).
  • Technical Skills: Demonstrated mastery of eMASS, vulnerability scanning tools (e.g., ACAS/Nessus), COMSEC, and security compliance checkers (e.g., SCAP).
  • Top Secret/SCI security clearance.


Integral is headquartered in McLean, VA and serves clients throughout the country.

We offer a comprehensive total rewards package including paid parental leave and immediate vesting in our 401(k). Give us a try and become part of a curated group of professionals at Integral Federal!

Our package also includes:
• Medical, Dental & Vision Insurance
• Flexible Spending Accounts
• Short-Term and Long-Term Disability Insurance
• Life Insurance
• Paid Time Off & Holidays
• Earned Bonuses & Awards
• Professional Training Reimbursement
• Employee Assistance Program

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