Sia is a next-generation, global management consulting group. Founded in 1999, we were born digital. Today our strategy and management capabilities are augmented by data science, enhanced by creativity and driven by responsibility. We’re optimists for change and we help clients initiate, navigate and benefit from transformation. We believe optimism is a force multiplier, helping clients to mitigate downside and maximize opportunity. With expertise across a broad range of sectors and services, our 3,000 consultants serve clients worldwide from 48 locations in 19 countries. Our expertise delivers results. Our optimism transforms outcomes.
Job DescriptionWithin Sia, you will join our Cybersecurity Business Unit. Supervised by experienced consultants, and in line with your appetites and choice of expertise, you will be required to work - both in Consulting, Implementation and Audit - on one or more of our following offers :
Cyber Strategy:
• Cyber for Boards & Executives; Cyber Target Operating Model; Cyber M&A Due Diligence
• Cyber Transformation; Cyber Maturity Assessment & Rating; Cyber Mentoring for Startups
• CISOaaS | DPOaaS | BCMaaS | CMaaS
Cyber Risk:
• Cyber Risk Management; Cyber Risk Assessment & Treatment; Cyber Risk Quantification
• Third-Party Risk Management; Cyber Insider Risk; Cyber Risk Analytics & Reporting
• Cyber Risk Review SaaS: C2R
Cyber Compliance:
• Cyber Compliance Management: ISO 270xx, ISO 27701, ISO 223xx, BS 11200, LPM, NIS Directive, GDPR, SecNumCloud, RGS/PSSIE, SWIFT CSP, DSP2, HDS, PCI DSS, PA DSS, NIST
• Cyber Assurance Framework
• Data Privacy Assurance
Cyber Operations:
• Cloud Security
• TO | SCADA | ICS Security; IoT | IIoT | WoT Security
• Security Architecture; Security Setup
• Infrastructure & Endpoint Protection; Data Protection Technologies
• MOI | WFP | AGI | CIAM | DAG
• SSDLC | SecDevOps
• Cryptography | Encryption
Cyber Resilience:
• Threat hunting; Digital Forensics; Incident response
• Vulnerability and Patch Management
• Penetration Testing | Red Teaming
• Wargaming and Crisis Management
• IT Service Continuity Management; Business Continuity Management
• Physical Security & Safety
• Operational Resilience SaaS: STORM
In addition to your missions and as part of your participation in the internal development of the firm, you participate in:
• Innovation within our Sia CyberLab, where you work on the development of new SaaS offers and solutions around advanced technologies and capitalizing on our unique know-how in AI. You also carry out benchmarks and PoCs of Cyber solutions on the market, while participating in active monitoring of Cyber news.
• Promote the firm, around our Cybersecurity expertise, by actively contributing to the publication plan (articles, insights, white papers, studies, webinar, etc.), and represent the firm at various professional clubs, fairs and events.
Qualifications- You have a Master's degree engineering/computer science/statistics/econometrics.
- You have 1-3 years relevant working experience within a consultancy firm with experience in cybersecurity projects.
- You have a strong interest in data and AI-related topics, the ability to quickly build expertise in these areas, and you’re excited about helping our clients seize the opportunities they offer.
- Knowledge in Python, C++, Java, Ruby, Node, Go, and/or Power Shell.
- Knowledge in IP Networks, Operating Systems (Unix / Linux, Windows and/or macOs), Cloud (AWS, Azure and/or GCP), Applications (Web Server, BDD, Middleware, etc) as well as Cryptography; knowledge in Blockchain would be a real plus.
- You're a fast learner, communicative, flexible and entrepreneurial
- Language skills: French, Dutch and English
- Prepared to participate in temporary assignments abroad (e.g. France, The Netherlands)
What do we offer ?
- Competitive salary with great extra advantages: a company car or flexible mobility plan, a clear and structured yearly salary increase and bonuses.
- Flexible transport options that match your personal needs.
- Training plan to develop yourself as an expert in your discipline.
- You have the opportunity to work from home, the client or from our inspiring office in Brussels.
- Working in an international environment which creates opportunities to share knowledge and work together on international projects with colleagues all over the world.
Additional information
We are unable to provide a work permit for this position
Sia is certified "Great Place to Work". Come and join us to take part in this great company.
Sia is an equal opportunity employer. All aspects of employment, including hiring, promotion, remuneration, or discipline, are based solely on performance, competence, conduct, or business needs.
Skills Required
- Master's degree in engineering, computer science, statistics or econometrics
- 1-3 years relevant cybersecurity consulting experience
- Strong interest and ability to build expertise in data and AI-related topics
- Knowledge of Python
- Knowledge of C++
- Knowledge of Java
- Knowledge of Ruby
- Knowledge of Node.js
- Knowledge of Go
- Knowledge of PowerShell
- Knowledge of IP Networks
- Knowledge of Operating Systems (Unix/Linux, Windows, macOS)
- Knowledge of Cloud platforms (AWS, Azure, GCP)
- Knowledge of Applications (Web Server, Databases (BDD), Middleware)
- Knowledge of Cryptography and encryption
- Knowledge of Blockchain
- Fluent language skills: French, Dutch and English
- Willingness to participate in temporary assignments abroad
- Fast learner, communicative, flexible and entrepreneurial mindset
- Authorized to work without employer-provided work permit
Sia Partners Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Sia Partners and has not been reviewed or approved by Sia Partners.
-
Healthcare Strength — Core medical coverage includes medical, dental, and vision alongside life and AD&D, an Employee Assistance Program, and wellness resources. Multiple plan options and access to supportive services indicate robust healthcare support.
-
Parental & Family Support — Fully paid parental leave for eligible employees and family‑support resources are highlighted. These offerings signal meaningful support for new parents.
-
Leave & Time Off Breadth — A generous PTO policy is paired with company and floating holidays. This combination suggests ample time‑off flexibility beyond standard leave.
Sia Partners Insights
What We Do
Sia Partners is a next generation management consulting firm and pioneer of Consulting 4.0. We offer a unique blend of AI and design capabilities, augmenting traditional consulting to deliver superior value to our clients. Counting 1,800 consultants in 18 countries, we expect to achieve USD 300 million in turnover for the current fiscal year. With a global footprint and expertise in more than 30 sectors and services, we optimize client projects worldwide. Through our Consulting for Good approach, we strive for next-level impact by developing innovative CSR solutions for our clients, making sustainability a lever for profitable transformation.







