Mid Level Security Lead Jobs
Mid level security lead jobs go to professionals ready to own security initiatives end to end, mentor junior team members, and drive risk decisions with limited oversight. Hiring runs across Technology & Software, Manufacturing, and Banking & Financial Services, with 27% remote or hybrid openings, and employers like KLA, NYU Langone Health, and Jobot competing for security leads at this level now.
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INTRODUCTION
To make electronics, you need chips, wafers, transistors, reticles, and... To make these, you must see, test and manufacture them at scale—faster and better than ever before. That's where KLA comes in. Whether you're early in your career or an experienced professional, you'll solve complex challenges, work alongside brilliant minds and help shape the future of technology.
Group/Division
KLA's IT group supports business growth and productivity by connecting people, process and technology around the world. We work to improve the technology that drives our business to thrive and focus on empowering employee use of technology. This integrated approach to customer service, creativity and technological excellence enhances employee productivity, business analytics and process excellence.
In this role, you will play a key part in advancing business priorities by delivering high-impact work across your area of expertise. The position of Microsoft 365 Infrastructure & Security Management is responsible for the strategic direction, operational excellence, security posture, and lifecycle management of the organization's Microsoft 365 ecosystem. This role leads the administration, engineering, governance, security, and continuous improvement of Microsoft 365 services with deep skills in Exchange Online. The individual will be accountable for ensuring a secure, highly available, scalable, and compliant Microsoft 365 environment while driving enterprise email security initiatives through Proofpoint, Microsoft Defender, anti-phishing programs, threat prevention, and tenant governance. This role works closely with Cybersecurity, Infrastructure Operations, Enterprise Architecture, Compliance, Risk Management, and business stakeholders to deliver secure modern workplace services for a global enterprise.
Microsoft 365 Infrastructure Platform Leadership
- Own the strategy, roadmap, architecture, and operations of the Microsoft 365 platform.
- Lead Microsoft 365 tenant administration and governance.
- Ensure platform availability, performance, scalability, and reliability.
- Define operational standards, policies, and best practices for Microsoft 365 services.
- Manage service lifecycle planning, upgrades, feature adoption, and platform optimization.
- Develop and maintain M365 governance and operating models.
Exchange Online Administration & Messaging Services
- Lead global administration of Microsoft Exchange Online.
- Manage email routing, mail flow, connectors, transport rules, and SMTP infrastructure.
- Oversee mailbox provisioning, migrations, retention, archiving, and lifecycle management.
- Manage hybrid Exchange environments when applicable.
- Ensure email platform health, performance, uptime, and service availability.
- Troubleshoot complex messaging issues and coordinate escalations with Microsoft support.
- Establish standards for email security, compliance, and operational governance.
Email Security & Anti-Phishing Program
- Own enterprise email security strategy and operations.
- Lead phishing prevention, business email compromise (BEC) protection, and email threat management initiatives.
- Drive troubleshooting, implementation and optimization of:
+ Proofpoint Email Security
+ Microsoft Defender for Office 365
+ Advanced Threat Protection (ATP)
+ Anti-phishing policies
+ Safe Links
+ Safe Attachments
+ Impersonation protection
- Monitor and respond to email-based threats.
- Partner with Cybersecurity teams to investigate phishing incidents and threat campaigns.
Email Security Administration
- Serve as technical owner for the email security platform.
- Manage:
+ Secure Email Gateway (SEG)
+ TAP (Targeted Attack Protection)
+ Email DLP
+ Threat Intelligence
+ Phishing Protection
+ URL Defense
+ Email Encryption
- Optimize email filtering to reduce false positives and false negatives.
- Implement email authentication standards including:
+ SPF
+ DKIM
+ DMARC
+ Domain Protection
- Create executive reporting on email threat trends and security metrics.
Microsoft 365 Security & Compliance
- Partner with Cybersecurity teams to strengthen M365 security posture.
- Manage Microsoft security controls including:
+ Microsoft Defender for Office 365
+ Microsoft Defender XDR
+ Microsoft Purview
+ Conditional Access
+ Data Loss Prevention (DLP)
+ Information Protection
+ Insider Risk Management
- Lead security assessments and remediation efforts.
- Ensure compliance with regulatory and corporate security requirements.
- Implement Zero Trust security principles across Microsoft 365 services.
Tenant Administration & Identity Services
- Administer Microsoft 365 tenant services and configurations.
- Partner with Identity teams supporting:
+ Microsoft Entra ID
+ Single Sign-On (SSO)
+ Federation Services
+ Multifactor Authentication (MFA)
+ Conditional Access
+ Identity Governance
- Manage tenant security baselines and configuration standards.
- Maintain tenant health, security reviews, and governance processes.
Infrastructure & Endpoint Integration
- Oversee integration between Microsoft 365 and enterprise infrastructure services.
- Support:
+ Microsoft Intune
+ Endpoint Management
+ Device Compliance
+ Azure Services
+ Enterprise Authentication Platforms
- Collaborate with Infrastructure Operations to ensure service resiliency and business continuity.
Operations & Service Management
- Lead day-to-day service operations for the Microsoft 365 environment.
- Establish KPIs, SLAs, operational dashboards, and service reporting.
- Drive incident, problem, change, and capacity management processes.
- Manage vendor relationships including Microsoft and Proofpoint.
- Develop automation strategies for platform administration and support activities.
- Ensure alignment with ITIL and ServiceNow processes.
Risk Management & Governance
- Develop governance controls for Microsoft 365 services.
- Conduct platform risk assessments and remediation planning.
- Support security audits, compliance reviews, and regulatory requirements.
- Maintain disaster recovery and business continuity plans.
- Drive continuous service improvement initiatives.
MINIMUM QUALIFICATIONS
Doctorate (Academic) Degree and related work experience of 3 years; Master's Level Degree and related work experience of 6 years; Bachelor's Level Degree and related work experience of 8 years.
About KLA
We provide advanced inspection tools, metrology systems, process solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics that push industries forward and make the world a better place, join us.
Total Rewards
Base Pay Range: $111,100.00 - $188,900.00 Annually
KLA’s total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave. Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.
Use of AI Statement
At KLA, our interviews seek to understand your individual skills, problem-solving approach and authentic thinking. To ensure a fair and consistent evaluation, the use of AI, recording tools or other technologies to generate, suggest or provide responses during interviews—whether virtual or in person—is not permitted unless explicitly approved in advance as part of a reasonable accommodation or invited by the interviewer. Use of these tools may interfere with our ability to evaluate your individual qualifications and affect your candidacy. KLA is committed to advancing innovation through responsible AI, and we value candidates who share this mindset.
Equal Opportunity Statement
KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at talent.acquisition@kla.com or at +1-408-352-2808 to request accommodation. For additional information, view the US Know Your Rights poster on the U.S. Equal Employment Opportunity Commission website.
INTRODUCTION
To make electronics, you need chips, wafers, transistors, reticles, and... To make these, you must see, test and manufacture them at scale—faster and better than ever before. That's where KLA comes in. Whether you're early in your career or an experienced professional, you'll solve complex challenges, work alongside brilliant minds and help shape the future of technology.
Group/Division
KLA's IT group supports business growth and productivity by connecting people, process and technology around the world. We work to improve the technology that drives our business to thrive and focus on empowering employee use of technology. This integrated approach to customer service, creativity and technological excellence enhances employee productivity, business analytics and process excellence.
In this role, you will play a key part in advancing business priorities by delivering high-impact work across your area of expertise. The position of Microsoft 365 Infrastructure & Security Management is responsible for the strategic direction, operational excellence, security posture, and lifecycle management of the organization's Microsoft 365 ecosystem. This role leads the administration, engineering, governance, security, and continuous improvement of Microsoft 365 services with deep skills in Exchange Online. The individual will be accountable for ensuring a secure, highly available, scalable, and compliant Microsoft 365 environment while driving enterprise email security initiatives through Proofpoint, Microsoft Defender, anti-phishing programs, threat prevention, and tenant governance. This role works closely with Cybersecurity, Infrastructure Operations, Enterprise Architecture, Compliance, Risk Management, and business stakeholders to deliver secure modern workplace services for a global enterprise.
Microsoft 365 Infrastructure Platform Leadership
- Own the strategy, roadmap, architecture, and operations of the Microsoft 365 platform.
- Lead Microsoft 365 tenant administration and governance.
- Ensure platform availability, performance, scalability, and reliability.
- Define operational standards, policies, and best practices for Microsoft 365 services.
- Manage service lifecycle planning, upgrades, feature adoption, and platform optimization.
- Develop and maintain M365 governance and operating models.
Exchange Online Administration & Messaging Services
- Lead global administration of Microsoft Exchange Online.
- Manage email routing, mail flow, connectors, transport rules, and SMTP infrastructure.
- Oversee mailbox provisioning, migrations, retention, archiving, and lifecycle management.
- Manage hybrid Exchange environments when applicable.
- Ensure email platform health, performance, uptime, and service availability.
- Troubleshoot complex messaging issues and coordinate escalations with Microsoft support.
- Establish standards for email security, compliance, and operational governance.
Email Security & Anti-Phishing Program
- Own enterprise email security strategy and operations.
- Lead phishing prevention, business email compromise (BEC) protection, and email threat management initiatives.
- Drive troubleshooting, implementation and optimization of:
+ Proofpoint Email Security
+ Microsoft Defender for Office 365
+ Advanced Threat Protection (ATP)
+ Anti-phishing policies
+ Safe Links
+ Safe Attachments
+ Impersonation protection
- Monitor and respond to email-based threats.
- Partner with Cybersecurity teams to investigate phishing incidents and threat campaigns.
Email Security Administration
- Serve as technical owner for the email security platform.
- Manage:
+ Secure Email Gateway (SEG)
+ TAP (Targeted Attack Protection)
+ Email DLP
+ Threat Intelligence
+ Phishing Protection
+ URL Defense
+ Email Encryption
- Optimize email filtering to reduce false positives and false negatives.
- Implement email authentication standards including:
+ SPF
+ DKIM
+ DMARC
+ Domain Protection
- Create executive reporting on email threat trends and security metrics.
Microsoft 365 Security & Compliance
- Partner with Cybersecurity teams to strengthen M365 security posture.
- Manage Microsoft security controls including:
+ Microsoft Defender for Office 365
+ Microsoft Defender XDR
+ Microsoft Purview
+ Conditional Access
+ Data Loss Prevention (DLP)
+ Information Protection
+ Insider Risk Management
- Lead security assessments and remediation efforts.
- Ensure compliance with regulatory and corporate security requirements.
- Implement Zero Trust security principles across Microsoft 365 services.
Tenant Administration & Identity Services
- Administer Microsoft 365 tenant services and configurations.
- Partner with Identity teams supporting:
+ Microsoft Entra ID
+ Single Sign-On (SSO)
+ Federation Services
+ Multifactor Authentication (MFA)
+ Conditional Access
+ Identity Governance
- Manage tenant security baselines and configuration standards.
- Maintain tenant health, security reviews, and governance processes.
Infrastructure & Endpoint Integration
- Oversee integration between Microsoft 365 and enterprise infrastructure services.
- Support:
+ Microsoft Intune
+ Endpoint Management
+ Device Compliance
+ Azure Services
+ Enterprise Authentication Platforms
- Collaborate with Infrastructure Operations to ensure service resiliency and business continuity.
Operations & Service Management
- Lead day-to-day service operations for the Microsoft 365 environment.
- Establish KPIs, SLAs, operational dashboards, and service reporting.
- Drive incident, problem, change, and capacity management processes.
- Manage vendor relationships including Microsoft and Proofpoint.
- Develop automation strategies for platform administration and support activities.
- Ensure alignment with ITIL and ServiceNow processes.
Risk Management & Governance
- Develop governance controls for Microsoft 365 services.
- Conduct platform risk assessments and remediation planning.
- Support security audits, compliance reviews, and regulatory requirements.
- Maintain disaster recovery and business continuity plans.
- Drive continuous service improvement initiatives.
MINIMUM QUALIFICATIONS
Doctorate (Academic) Degree and related work experience of 3 years; Master's Level Degree and related work experience of 6 years; Bachelor's Level Degree and related work experience of 8 years.
About KLA
We provide advanced inspection tools, metrology systems, process solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics that push industries forward and make the world a better place, join us.
Total Rewards
Base Pay Range: $111,100.00 - $188,900.00 Annually
KLA’s total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave. Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.
Use of AI Statement
At KLA, our interviews seek to understand your individual skills, problem-solving approach and authentic thinking. To ensure a fair and consistent evaluation, the use of AI, recording tools or other technologies to generate, suggest or provide responses during interviews—whether virtual or in person—is not permitted unless explicitly approved in advance as part of a reasonable accommodation or invited by the interviewer. Use of these tools may interfere with our ability to evaluate your individual qualifications and affect your candidacy. KLA is committed to advancing innovation through responsible AI, and we value candidates who share this mindset.
Equal Opportunity Statement
KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at talent.acquisition@kla.com or at +1-408-352-2808 to request accommodation. For additional information, view the US Know Your Rights poster on the U.S. Equal Employment Opportunity Commission website.
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Who's Hiring
Top Industries Hiring
- Technology & Software
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- Banking & Financial Services
- Education
- Insurance
Mid Level Security Lead Jobs: Frequently Asked Questions
How do I get a mid level security lead job?
Position your experience around ownership, not just participation. Highlight projects where you led the security assessment, drove the remediation plan, or served as the primary point of contact for a risk decision. Employers at this level want to see that you can operate with limited oversight, so frame your resume around outcomes you drove rather than tasks you completed on a team.
Which companies hire mid level security leads?
Companies hiring mid level security leads right now include KLA, NYU Langone Health, and Jobot, based on current listings on Migrate Mate as of November 2026. Hiring at this level comes from a mix of enterprise technology firms, financial services companies, and government contractors who need security professionals who can own programs independently.
Are there remote mid level security lead jobs?
Yes, though availability varies by employer and security function. About 27% of mid level security lead openings are remote or hybrid as of November 2026, with fully on-site roles most common in government, defense, and regulated industries where physical access to systems or clearance requirements drive in-person work.
How do I move up to a mid level security lead role?
The path from entry level to mid level security lead is built on deepening technical specialization and demonstrating ownership over time. Focus on mastering a core domain, whether that is cloud security, incident response, or compliance, then seek out projects where you lead rather than assist. Earning an industry certification and showing measurable impact, such as reducing vulnerabilities or improving response times, signals readiness for mid level responsibilities.
Which industries hire the most mid level security leads?
Mid Level security lead roles concentrate in Technology & Software, Manufacturing, and Banking & Financial Services, based on current listings on Migrate Mate as of November 2026. These sectors drive hiring at this level because they handle sensitive data, face regulatory requirements, or operate critical infrastructure that demands dedicated security ownership rather than shared responsibilities.