IT Security Specialist

Join to apply for the IT Security Specialist role at Dicetek LLC Join to apply for the IT Security Specialist role at Dicetek LLC Get AI-powered advice on this job and more exclusive features. Position SummaryWe are seeking a highly skilled and versatile Security Specialist with a strong background in telecommunications and Operational Technology (OT) security. The ideal candidate will have deep expertise in security architecture, incident response (IR), digital forensics and incident response (DFIR), technical writing, and securing OT/ICS environments. This role requires a well-rounded professional who can design secure systems, lead cyber investigations, and clearly document complex security mechanisms. Job Title: Security SpecialistPosition SummaryWe are seeking a highly skilled and versatile Security Specialist with a strong background in telecommunications and Operational Technology (OT) security. The ideal candidate will have deep expertise in security architecture, incident response (IR), digital forensics and incident response (DFIR), technical writing, and securing OT/ICS environments. This role requires a well-rounded professional who can design secure systems, lead cyber investigations, and clearly document complex security mechanisms.Key Responsibilities Security ArchitectureDesign, evaluate, and enhance secure architectures across IT, OT, and telecom networks. Conduct threat modeling and risk assessments for telecom and OT infrastructure. Support the integration of IT and OT systems with a focus on secure design and segmentation. Collaborate with cross-functional teams to ensure security is embedded in all layers of telecom and industrial systems. Incident Response (IR) & DFIRLead and coordinate response to security incidents affecting telecom or OT environments. Perform forensic investigations on compromised systems, including ICS/SCADA. Develop and maintain incident response plans and playbooks tailored for OT systems. Collaborate with SOC, NOC, and plant/factory operations teams during incident resolution. Technical DocumentationCreate and maintain comprehensive documentation including IR plans, architecture diagrams, SOPs, and forensic reports. Translate complex technical concepts into clear, accessible documentation. Ensure documentation supports internal compliance and external regulatory audits. Required QualificationsBachelor’s degree in Cybersecurity, Computer Engineering, or a related field. 5+ years of experience in cybersecurity with a focus on telecom and OT environments. Proven experience in: Security architecture and secure network design (including OT/ICS). Handling IR/DFIR cases in IT and OT systems. Writing technical documentation, policies, and procedures. Preferred CertificationsCISSP, GICSP, GCIA, GCFA, GICSP, GRID, or equivalent. Vendor-specific certifications in telecom or OT/ICS (e.g., Cisco, Siemens, ABB). Technical writing or ISO/IEC 62443 training is a plus. Key CompetenciesUnderstanding of OT environments (ICS, SCADA, PLCs, DCS) and associated threats. Familiarity with telecom protocols (e.g., SS7, SIP, Diameter, 5G, LTE). Experience with forensic/IR tools (Volatility, FTK, ELK, Wireshark, MISP, etc.). Ability to work across both IT and OT security teams. Strong documentation, communication, and stakeholder engagement skills. Seniority level Seniority level Not Applicable Employment type Employment type Contract Job function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Dicetek LLC by 2x Sign in to set job alerts for “Information Technology Security Specialist” roles. Information Security - Identity & Access Governance Lead Auditor for UAE- Information Security & BCMS Senior Security Specialist | ICT & IT Security Information Technology Security Specialist Senior Cyber Security and Incident Response Senior Security Analyst (IAM & GRC Lead) Risk & Quality - Information Security Analyst- Associate - UAE Penetration Testing Consultant / Cyber Security Analyst – Red Team Cyber Security Analyst - UAE National Only Security Assurance Industry Specialist , MENAT Compliance & Security Assurance Team Risk & Quality - Information Security Analyst- Associate - UAE Specialist-IT Security (UAE National Only) Risk & Quality - Information Security Analyst- Associate - UAE Project Manager -(Information Security-Govt. Projects)-Dubai Analyst (UAE National)– Cyber Security & Data Analytics Senior/Staff Application Security Analyst (Bangkok based, relocation provided) Senior/Staff Application Security Analyst (Bangkok based, relocation provided) Senior/Staff Application Security Analyst (Bangkok based, relocation provided) Senior/Staff Application Security Analyst (Bangkok based, relocation provided) We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr