Section Manager – Security Operation

Siam Makro Public Company Limited

Section Manager overseeing Security Operations ensuring compliance and operational excellence at Lotus Office. Collaborating with IT teams to manage security measures and support security incidents remotely.

Posted 7/21/2026full-timeBangkok • 🇹🇭 ThailandJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in security design, operation, and compliance, with a strong understanding of information security principles and best practices. Proficient in managing security tools and conducting risk assessments while effectively communicating security topics to diverse audiences.

Highest-signal resume keywords

Security DesignIT Security CertificationsFirewalls and IDS/IPSWindows and Linux Operating SystemsRisk Assessment Methodologies

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Security Control ComplianceSecurity Incident ManagementProblem AnalysisRoot Cause AnalysisNetwork Access ControlsNetwork SegmentationChange ManagementSecurity Tool OperationSecurity Gap IdentificationAudit Assessment

Soft Skills

Excellent Problem-SolvingCommunication SkillsInterpersonal SkillsAbility to Influence TeamsSelf-Motivated

Tools & Technologies

AntivirusVulnerability Assessment ToolsWeb Application Firewall (WAF)Privileged Access Management (PAM)DNSFirewallProxy

Certifications & Qualifications

ISO27001PCI DSSOWASPGDPRPDPA

Industry Keywords

IT SecuritySecurity OperationsComplianceInformation Security PrinciplesThird-Party Auditing

Tech Stack

Tools & technologies

DNSFirewallsITSMLinuxUnix

About the role

Key responsibilities & impact

Contribute security guidance and operation best practice to colleague and partner.
Ensuring security control and compliance applied to all company environment
Operate and monitor security tools eg. Antivirus, VA scan, WAF, PAM, DNS, Certificate, Firewall and Proxy
Manage and support security request and security incident through ITSM.
Problem analysis skill and root cause analysis is mandatory
Manage system inventory and changed management for security operation related
Identify security gaps in existing and proposed architectures and recommend changes or enhancements
Collaborate with IT teams for ongoing external and internal audit assessment to ensure the controls are effective and meet regulatory and legal requirements
Other Security Operation related tasks as assigned.

Requirements

What you’ll need

A Bachelor's or associate degree in IT, Computer Science, or related field.
2 years of experience in security design, operation or implementation
IT security certifications may be advantageous.
A strong working knowledge of current IT risks, security implementations, and computer operating and software programs.
The ability to interact with a wide range of people from different backgrounds and races.
Excellent problem-solving, communication, and interpersonal skills.
You should have expertise in security measures such as firewalls, intrusion detection, and prevention systems (IDS/IPS), network access controls, and network segmentation.
You must be experienced with operating systems like Windows, Linux, and UNIX.
Strong ability to analyze user requirements, make recommendations and implement solution
Ability to prioritize and execute in high-pressured environment
Understanding of information security principles and best practice (e.g., ISO27001, PCIDSS, OWASP and GDPR/PDPA)
Ability to present security topics to a non-technical audience and presenting the business value of security
Good interpersonal skills with the ability to build and influence teams; and self-motivated
Third-party auditing skills and risk assessment methodologies.

Benefits

Comp & perks

Best Culture 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score