1,827,859open jobs
106,613companies
259,143added this week
Browse all
Salary
≈ $70k – $161k per year (Estimated)
Location
Hybrid (Brussels, Belgium)
Seniority
Senior · 6+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 5, 2026. Sia scores B on the Alion truth index.

Overview
Company
Impact
Profile match

Sia

Sia is a French management consultancy founded in 1999, known until 2024 as Sia Partners, that combines traditional strategy and operations advice with a large in-house data and artificial intelligence capability. Its consultants work for banks, insurers, energy and utility companies, telecommunications operators and public sector clients on transformation, regulation, risk and technology programmes, supported by its own AI products rather than only slide-based recommendations. Headquartered in Paris, the firm employs several thousand consultants across Europe, North America, the Middle East and Asia.

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.

Within Sia, you will integrate our Cybersecurity & AI Trust Business Unit. Our Cybersecurity & AI Trust team is an integral part of our Global Store Front, providing support to our clients on a wide array of topics, including but not limited to:

  • Strategy
  • Risk
  • Compliance
  • Operations
  • Resilience
  • Training

Responsibilities:

As a Senior manager you will support Sia’s growth by using your business development, management and content expert skills. You will be working together with a highly motivated team of Directors and Partners all over the world as well as consultants in Belgium.

Offerings & Solutions

  • Develop, manage, deliver or support on a wide range of client offerings, including: NIST CSF, 800-53, etc., FFIEC CAT, NYDFS Part 500, Fedline Security and Control Procedures, SWIFT CSCF, ISO 2700x, Cyber Tabletops, RCSA, TPRM programs, BCP/DR reviews, cyber risk frameworks, governance and policy suite, etc.
  • Support and enhance our Operational Resilience offering
  • Support go-to-market for our proprietary Cyber Risk Review (C2R) SaaS which quantifies cyber risk through attack modeling based on the NIST framework

Client Delivery

  • Apply strategic and critical thinking to develop recommendations that address client challenges
  • Summarize and present findings to executive sponsors of projects
  • Collaborate with engagement team to deliver high-quality work products

Business Development:

  • Manage projects and relationships with flagship and key account
  • Lead and support business development and proposal efforts
  • Senior Manager or Manager will be expected to advance sales efforts and lead internal corporate initiatives

Internal Initiatives:

  • Work with the MD of Cybersecurity to manage the team regarding internal initiatives while ensuring client deliverables are submitted on time
  • Provide guidance and mentoring as a Career Advocate to junior team members
  • Manage program sites as a repository for all project information
  • You have a Master's degree engineering/computer science/statistics/econometrics.
  • You have 6-8 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
  • English & Dutch or French communication and presentation skills.

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.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,827,859 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Security
Similar stack
Same company
Brussels
≈ $64k – $148k per year (Estimated) • In office • Top Secret • 10+ years exp • Bachelor's Degree • Braine-l'Alleud
PowerShell
C#
DevOps
Incident Management
Windows
DNS
Cybersecurity
Active Directory
Apply
≈ $75k – $173k per year (Estimated) • Hybrid • Full-Time • 4+ years exp • Diegem
AI/ML
Red Teaming
DevOps
GCP
Azure
AWS
Cybersecurity
Microsoft Entra ID
Active Directory
Chips/EDA
PoC Library
Apply
≈ $51k – $129k per year (Estimated) • In office • Brussels
DevOps
AWS
IAM
Cybersecurity
CyberArk
GDPR
Active Directory
Apply
≈ $51k – $129k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Brussels
DevOps
AWS
IAM
Cybersecurity
CyberArk
GDPR
Active Directory
Apply
≈ $21k – $55k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Bengaluru
AI/ML
Anomaly Detection
DevOps
Splunk
GCP
Azure
AWS
SLI/SLO/SLA
VPN
Cybersecurity
Wireshark
Tcpdump
Volatility
ISO 27001
MITRE ATT&CK
SOC 2
FedRAMP
Cyber Kill Chain
Threat Modeling
FTK
EnCase
Apply
≈ $23k – $50k per year (Estimated) • Hybrid • Internship • Quebec
Python
C#
C++
MATLAB
Apply
$156k – $234k per year • Remote (United States) • Full-Time • Bachelor's Degree • United States
Python
TypeScript
AI/ML
AI Agents
LLM Guardrails
Machine Learning
DevOps
Helm
GitHub Actions
OpenTelemetry
Rancher
VMWare
AWS CDK
Kustomize
Prometheus
CI/CD
GitOps
ArgoCD
AWS
Kubernetes
Grafana
Service Mesh
Amazon EKS
Incident Management
GitHub
Amazon CloudWatch
DNS
VPN
Cybersecurity
Open Policy Agent
Least Privilege
Kyverno
OPA Gatekeeper
Apply
$136k – $203k per year • Remote (United States) • Full-Time • Bachelor's Degree • United States
Python
TypeScript
DevOps
Helm
GitHub Actions
OpenTelemetry
Rancher
VMWare
AWS CDK
Prometheus
CI/CD
GitOps
ArgoCD
AWS
Kubernetes
Grafana
Amazon EKS
AWS Lambda
Amazon EC2
Amazon S3
IAM
Amazon ECS
Amazon CloudWatch
Linux
TCP/IP
DNS
VPN
Apply
≈ $102k – $195k per year (Estimated) • Hybrid • Full-Time • 6+ years exp • Bachelor's Degree • Quincy
Python
SQL
Databases
Databricks
AI/ML
Scikit-learn
NLP
NER
NumPy
Machine Learning
Management
Agile
Apply
≈ $42k – $111k per year (Estimated) • In office • Full-Time • 20+ years exp • PhD • Bengaluru
JavaScript
Java
SQL
Node JS
Scala
Apex
Java
Spring Boot
Apex
MuleSoft
Databases
Redis
Databricks
Delta Lake
DevOps
Rest API
Kibana
CI/CD
Jenkins
AWS
Grafana
Platform Engineering
JFrog Artifactory
FinOps
GitHub
Amazon S3
IAM
Amazon CloudWatch
Cybersecurity
Least Privilege
Analytics
Tableau
Master Data Management
Apply
≈ $70k – $161k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Master's Degree • Brussels
Python
Java
Ruby
PowerShell
C++
DevOps
GCP
Azure
AWS
Windows
Chips/EDA
PoC Library
Apply
≈ $66k – $153k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Master's Degree • Antwerp
Python
Java
Ruby
PowerShell
C++
DevOps
GCP
Azure
AWS
Windows
Chips/EDA
PoC Library
Apply
≈ $38k – $107k per year (Estimated) • Hybrid • Full-Time • 1+ year exp • Master's Degree • Brussels
Python
Java
Ruby
PowerShell
C++
AI/ML
Red Teaming
DevOps
GCP
Azure
AWS
Windows
Cybersecurity
PCI DSS
GDPR
Apply
≈ $34k – $73k per year (Estimated) • Hybrid • Full-Time • Master's Degree • Milan
Analytics
Informatica
Management
ITIL
Apply
≈ $90k – $208k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Master's Degree • Luxembourg City
Python
Java
Ruby
PowerShell
C++
DevOps
GCP
Azure
AWS
Windows
Chips/EDA
PoC Library
Apply
≈ $51k – $129k per year (Estimated) • In office • Brussels
DevOps
AWS
IAM
Cybersecurity
CyberArk
GDPR
Active Directory
Apply
≈ $51k – $129k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Brussels
DevOps
AWS
IAM
Cybersecurity
CyberArk
GDPR
Active Directory
Apply
In office • Full-Time • Bachelor's Degree • Brussels
Management
Microsoft Office
Apply
≈ $74k – $166k per year (Estimated) • Equity • In office • Full-Time • Master's Degree • Brussels
Apply
In office • Full-Time • Brussels
Apply
See all jobs
This is one of many
1,827,859 more open roles from verified company boards, updated every day.