Senior DoD Cybersecurity Analyst - RMF, Zero Trust, ATO

CALIBRE Systems Inc; Washington (District of Columbia); Hybrid; USD 105,000 - 115,000; Full time

Job summary

CALIBRE Systems, Inc. in Washington, DC, is seeking a Senior Information Security Analyst to support a DoD client with enterprise cybersecurity for a large program serving military families.

This hybrid role requires periodic in-person meetings in Alexandria, VA. You will lead RMF/eMASS, ATO sustainment, threat detection, incident response, and Zero Trust architecture implementation while coordinating with government stakeholders and the Tier 2 service provider.

Qualifications

• Master’s degree in Information Technology, Cybersecurity, Information Assurance, or a related field.
• DoD 8570/8140-aligned certification such as Security+ CE, CySA+, CISSP, CASP+, or equivalent
• Active Top Secret clearance
• Experience with eMASS or other compliance tracking platforms.
• Proficiency with cloud security controls and cloud-based compliance requirements.
• Demonstrable knowledge of Zero Trust principles and cybersecurity modernization strategies.
• Bachelor’s degree in Information Technology, Cybersecurity, Information Assurance, or a related field.
• Active Secret security clearance.
• 7+ years of experience in cybersecurity, RMF support, compliance, or information assurance.
• Senior-level experience (e.g. leading, mentoring, or supervising others) with DoD cybersecurity, information assurance, RMF, ATO, vulnerability management, compliance, or incident response activities.

Responsibilities

• Lead RMF, ATO, continuous monitoring, and eMASS activities, including development and execution of ATO action plans and sustainment documentation.
• Develop and maintain Zero Trust Architecture across IL2, IL4, and IL5 cloud infrastructure and prepare quarterly Zero Trust compliance briefings.
• Design and implement advanced security architectures for predictive threat detection, incident response, real-time security insights, and cloud infrastructure resilience.
• Oversee weekly DISA STIG/SRG and ACAS assessments, vulnerability prioritization, remediation planning, and integration of results into eMASS.
• Lead POA&M governance, evidence collection, mitigation planning, and validation coordination with ISSM, ISSO, SCA Team, CIO/AO, and other Government stakeholders.
• Direct monitoring and analysis of cyber resources, SIEM-integrated logs, WAF/NGFW activity, anomaly detection, account aging, compliance monitoring, insider threat indicators, and GovCloud logs.
• Provide rapid escalation and advisory support for abnormal findings, vulnerabilities, cyber threats, OPORDs, CTOs, WARNORDs, and secure incident communications.
• Lead vulnerability assessments and penetration testing for new or modified applications, servers, databases, and infrastructure components before deployment.
• Coordinate with the Tier 2 Cybersecurity Service Provider to support incident lifecycle management, response coordination, and reporting timelines.
• Develop, recommend, and implement automated incident response workflows, cybersecurity playbooks, threat simulation labs, and cross-agency exercise scenarios.
• Oversee recurring audits of cybersecurity SOPs, contingency planning, disaster recovery exercises, and reporting through the IT, Cybersecurity, and Data Operations Dashboard.
• Access SIPRNet and attend classified briefings at the Government facility in Alexandria, Virginia, as required.
• Advanced knowledge of NIST RMF, eMASS, DISA STIGs/SRGs, ACAS, POA&M, DoD Zero Trust requirements, DoD 8140/DCWF mandates, and cybersecurity reporting requirements.
• Ability to analyze threat, vulnerability, compliance, and security monitoring data and translate findings into actionable remediation plans and executive-level reporting.
• Coordination with ISSMs, ISSOs, SCA teams, CIO/AO stakeholders, CSSPs, and technical operations teams.
• Ability to develop cybersecurity policies, SOPs, automated workflows, incident response playbooks, or security architecture recommendations.

Skills

RMF compliance

eMASS

Zero Trust

Threat detection

Vulnerability management

Incident response

DISA STIGs

ACAS

Cloud security

Cybersecurity leadership

Education

Master’s degree in IT / Cybersecurity

Bachelor’s degree in IT / Cybersecurity

Tools

eMASS

ACAS

DISA STIGs/SRGs

SIEM

Job description

CALIBRE Systems, Inc. in Washington, DC, is seeking a Senior Information Security Analyst to support a DoD client with enterprise cybersecurity for a large program serving military families.

This hybrid role requires periodic in-person meetings in Alexandria, VA. You will lead RMF/eMASS, ATO sustainment, threat detection, incident response, and Zero Trust architecture implementation while coordinating with government stakeholders and the Tier 2 service provider.