Cybersecurity Lead - Federal On-Call Security Leader

Maximus; Corridor North (MD); On-site; USD 140,000 - 160,000; Full time

Job summary

Maximus is seeking a senior cybersecurity technical lead to direct security initiatives for a federal contract. You will drive strategy, risk assessment, and remediation across critical systems while coordinating multi-site teams.

The role requires a US citizen with an active secret clearance and 10+ years in cybersecurity, strong RMF/NIST experience, and hands-on expertise in SIEM, vulnerability management, and incident response. On-site, on-call duties apply.

Qualifications

• Active Secret clearance required.
• US Citizens only.
• 10+ years of experience in cybersecurity or related fields.
• Strong knowledge of cybersecurity frameworks (NIST, RMF, FISMA).
• Experience leading cybersecurity teams and large-scale initiatives.
• Hands-on experience with SIEM, IDS/IPS, vulnerability scanners, and endpoint security solutions.
• Excellent communication and leadership across technical and executive teams.
• Residents within commutable distance for daily onsite work and on-call requirements.
• Contract supports 24x7x365 uptime and recall requirements.

Responsibilities

• Serve as primary cybersecurity technical lead for the contract.
• Develop and implement cybersecurity strategies, frameworks, and policies to enhance security posture.
• Lead POA&M and ISVM remediation efforts and coordinate actions and reporting.
• Manage co-located cybersecurity teams and ensure effective collaboration and workload alignment.
• Oversee security risk assessments, vulnerability management, incident response, and threat intelligence activities.
• Provide guidance and mentorship to cybersecurity engineers and analysts.
• Lead security architecture reviews and technical assessments to identify and mitigate risks.
• Collaborate with stakeholders to align security requirements with business needs.
• Support continuous monitoring, security audits, and regulatory compliance efforts.
• Identify and coordinate remediation of deprecated protocols per federal standards.
• Communicate risks, remediation progress, and emerging issues to government leadership.
• Serve as primary point of contact for security deliverables and PMR updates.
• Oversee vulnerability scanning scheduling, results analysis, remediation prioritization, and reporting.
• Oversee PKI certificate management activities.
• Participate in on-call rotation to support security operations.

Skills

Cybersecurity leadership

NIST RMF FISMA

Vulnerability management

Incident response

SIEM

IDS/IPS

Endpoint security

Communication skills

On-call coordination

Team mentorship

Tools

SIEM

IDS/IPS

Vulnerability scanners

Endpoint security

PKI management

Job description

Maximus is seeking a senior cybersecurity technical lead to direct security initiatives for a federal contract. You will drive strategy, risk assessment, and remediation across critical systems while coordinating multi-site teams.

The role requires a US citizen with an active secret clearance and 10+ years in cybersecurity, strong RMF/NIST experience, and hands-on expertise in SIEM, vulnerability management, and incident response. On-site, on-call duties apply.