Senior Specialist, Information Security 1
Date: Mar 13, 2025
Location: Remote Employee US, AP, IN
Company: Celestica International Inc.
Req ID: 125185
Remote Position: Yes
Region: Americas
Country: USA
State/Province: New Hampshire
City: Remote Employee US
Summary
The Senior Security Specialist is critical in protecting enterprise systems, data, and infrastructure by
proactively identifying and mitigating security risks. This role requires a deep understanding of cyber threats, risk
management, and security technologies to safeguard the organization's digital assets. The individual will provide
expert guidance, lead security initiatives, and mentor junior analysts while collaborating with cross-functional teams
to strengthen the overall security posture.
Key Responsibilities
Security Operations & Risk Management
- Oversee the configuration, administration, and optimization of enterprise-wide security solutions.
- Monitor an enterprise-wide endpoint security solution with a base of 25,000+ endpoints, ensuring optimal
security and performance. - Provide expert-level (Tier 3/4) security solution support, responding to and resolving critical incidents
within established SLAs. - Lead incident response efforts, analyzing security events, conducting root cause analysis, and implementing
corrective actions. - Utilize advanced threat intelligence methodologies to predict, detect, and respond to sophisticated cyber
threats. - Develop, refine, and implement advanced SIEM use cases, security monitoring content, and correlation
rules for improved threat detection.
Forensics & Compliance
- Conduct digital forensics investigations and support internal audits by providing detailed forensic analysis of security incidents.
- Ensure compliance with regulatory and industry standards (e.g., ISO 27001, NIST, GDPR, CMMC, ITAR), advising stakeholders on security best practices.
- Participate in vulnerability management programs, including penetration testing, red/blue team exercises, and security assessments.
Security Architecture & Engineering
- Assist in the deployment and hardening of security solutions such as firewalls, IDS/IPS, EDR, SIEM, IAM,
and DLP. - Consult on developing zero-trust security frameworks and strategies for endpoint and network security.
Leadership & Collaboration
- Mentor and guide junior analysts and engineers, providing technical leadership and career development
support. - Partner with IT, DevOps, and business teams to ensure security is integrated into all aspects of IT
operations. - Act as a security advisor to executives and stakeholders, translating complex security concepts into
business-friendly language.
Knowledge/Skills/Competencies
Technical Expertise
- Proficiency in cybersecurity frameworks, risk management, and threat modeling.
- Extensive knowledge of security operations, incident response, and digital forensics.
- Advanced experience with penetration testing, vulnerability management, and ethical hacking methodologies.
- Strong proficiency in cloud security, network security, identity and access management (IAM), and endpoint protection.
- Understanding of encryption standards, PKI, and secure application development.
- Proficiency in scripting and automation (e.g., Python, PowerShell, Bash) to enhance security operations.
- Advanced ability to analyze and correlate security data from diverse sources (logs, SIEM, EDR, etc.).
- Knowledge of database security (MySQL, SQL, Oracle).
Business & Soft Skills
- Strong leadership and mentoring capabilities.
- Excellent verbal and written communication skills, with the ability to translate technical security risks into
business impact. - Understanding regulatory requirements such as ISO 27001, ITAR, CMMC, SOX, and GDPR.
- Proven track record of working with cross-functional teams to drive security initiatives.
Physical Demands
- Duties are primarily performed in an office environment but may require occasional on-call availability and
emergency response. - Extended periods of sitting, as well as visual concentration on security dashboards, logs, and reports.
Typical Experience
- 6 - 10 years of experience in cybersecurity, IT security operations, or related fields, with a demonstrated
history of technical leadership. - Experience managing and responding to advanced persistent threats (APT), malware analysis, and insider
threats.
Typical Education
-
Bachelor's Degree in Computer Science, Information Security, or a related field
-
Preferred Professional certifications:
-
CISSP (Certified Information Systems Security Professional)
-
CISM (Certified Information Security Manager)
-
OSCP (Offensive Security Certified Professional)
-
CEH (Certified Ethical Hacker)
-
GIAC Certifications (GSEC, GCIA, GCIH, etc.)
-
Cloud Security Certifications (CCSP, AWS Security Specialty, Azure Security Engineer, GCP Professional Security Engineer)
-
Notes
This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job. Job duties and the % of time identified for any function are subject to change at any time.
Celestica is an equal opportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on any protected status (including race, religion, national origin, gender, sexual orientation, age, marital status, veteran or disability status or other characteristics protected by law).
At Celestica we are committed to fostering an inclusive, accessible environment, where all employees and customers feel valued, respected and supported. Special arrangements can be made for candidates who need it throughout the hiring process. Please indicate your needs and we will work with you to meet them.
COMPANY OVERVIEW:
Celestica (NYSE, TSX: CLS) enables the world’s best brands. Through our recognized customer-centric approach, we partner with leading companies in Aerospace and Defense, Communications, Enterprise, HealthTech, Industrial, Capital Equipment and Energy to deliver solutions for their most complex challenges. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development – from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud. Headquartered in Toronto, with talented teams spanning 40+ locations in 13 countries across the Americas, Europe and Asia, we imagine, develop and deliver a better future with our customers.
Celestica would like to thank all applicants, however, only qualified applicants will be contacted.
Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services.
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