What jobs is C1 Holding hiring for right now?
As of Nov 5, 2026, C1 Holding has 25 open jobs on Alion. 8 of them state a salary (32%). They are posted in 7 cities. 2 allow remote or hybrid work.
Source: Alion
Coverage: open vacancies from the employer's own careers board
Nov 3, 2026
What C1 Holding posted in the last two weeks
Busiest day
6 Nov 2, 2026
Days with postings
4 / 14
Oct 21, 2026: 0 posted
Oct 22, 2026: 0 posted
Oct 23, 2026: 0 posted
Oct 24, 2026: 0 posted
Oct 25, 2026: 0 posted
Oct 26, 2026: 1 posted
Oct 27, 2026: 0 posted
Oct 28, 2026: 1 posted
Oct 29, 2026: 0 posted
Oct 30, 2026: 1 posted
Oct 31, 2026: 0 posted
Nov 1, 2026: 0 posted
Nov 2, 2026: 6 posted
Nov 3, 2026: 0 posted
Oct 21, 2026
weekend
Nov 3, 2026
Which roles C1 Holding is hiring for
Security
7
30.4%
DevOps
7
30.4%
Sales
3
13%
Field & Service
2
8.7%
Marketing
1
4.3%
Other roles
3
13%
Where C1 Holding is hiring
C1 Holding hires from 8 offices across 2 countries, holding 25 of its open vacancies between them.
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
How the work at C1 Holding is set up
Work format
In office
23 92%
Hybrid
2 8%
Level
Middle
11 48%
Head+
6 26%
Senior
3 13%
Junior
2 9%
Staff+
1 4%
Employment
Full-Time
7 50%
Contractor
7 50%
Salaries in C1 Holding vacancies
8 of 25 vacancies state a salary (32%). The range below is built from those 8 stated figures only, never from an estimate.
$27k $27k
$27k middle half of stated pay $27k
All salaries at C1 Holding
Open vacancies at C1 Holding
In office · 3+ years exp · Bachelor's Degree · Moscow
Python
PowerShell
Bash
Red Teaming
DevOps
Kubernetes
Linux
Windows
TCP/IP
DNS
VPN
Cybersecurity
Burp Suite
Metasploit
Nmap
MITRE ATT&CK
OWASP Top 10
CVE
CWE
CVSS
Active Directory
In office · 5+ years exp · Bachelor's Degree · Moscow
Python
PowerShell
Bash
YARA
Linux
Windows
Cybersecurity
YARA
MITRE ATT&CK
Active Directory
SIEM
In office · 2+ years exp · Bachelor's Degree · Moscow
Python
PowerShell
Bash
Rest API
Linux
Windows
TCP/IP
DNS
VPN
Cybersecurity
MITRE ATT&CK
Active Directory
SIEM
Kaspersky
In office · Moscow
Python
SQL
pySpark
Databases
ClickHouse
ElasticSearch
OpenSearch
AI/ML
Spark
MLFlow
Embeddings
Scikit-learn
AI Agents
TensorFlow
Pandas
NumPy
PyTorch
LLM
RAG
Anomaly Detection
Hugging Face
Machine Learning
DevOps
Rest API
Git
Docker
Cybersecurity
MITRE ATT&CK
SIEM
In office · Moscow
Python
Bash
OpenSearch
DevOps
Terraform
Ansible
GitHub Actions
Prometheus
GitLab CI
CI/CD
Jenkins
Git
Docker
Kubernetes
Grafana
GitLab
Linux
TCP/IP
DNS
Cybersecurity
SonarQube
Trivy
Checkmarx
Semgrep
OWASP ASVS
CVSS
Threat Modeling
SBOM
Kyverno
OWASP
In office · Moscow
Python
PowerShell
Bash
Linux
Windows
Cybersecurity
MITRE ATT&CK
Active Directory
SIEM
≈ $22k – $38k per year (Estimated) · Hybrid · Full-Time · 6+ years exp · Moscow
≈ $19k – $41k per year (Estimated) · In office · 2+ years exp · Bachelor's Degree · Moscow
≈ $20k – $42k per year (Estimated) · In office · Full-Time · Bachelor's Degree · Moscow
Linux
Windows
VPN
Cybersecurity
SIEM
up to $44k per year · In office · Moscow
Questions about jobs at C1 Holding
Is C1 Holding hiring right now?
Yes. As of Nov 5, 2026, C1 Holding has 25 open jobs on Alion.
What roles does C1 Holding hire for?
C1 Holding is hiring mostly for Security, DevOps, Sales. The largest group is Security with 7 open vacancies.
How much does C1 Holding pay?
32% of vacancies at C1 Holding state a salary. Across those 8 stated figures the range runs from $27k to $27k, with a median of $27k.
Where does C1 Holding hire?
C1 Holding has open vacancies in 7 places, most of all in Moscow, Saint Petersburg, Krasnodar. It keeps 8 offices with open roles, spread across 2 countries.
Does C1 Holding offer remote work?
Yes. 2 of the open vacancies at C1 Holding allow remote or hybrid work, which is 8% of the board.
How long have C1 Holding vacancies been open?
Half have been on Alion for 19 days or less. 0 vacancies at C1 Holding have been listed for more than 90 days, and postings of that age are far more often out of date.
How do you apply to C1 Holding?
C1 Holding accepts applications through HeadHunter, so the form opens on that system rather than on Alion.
Other companies hiring in the same industry
How to cite this page
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page.
Alion, "C1 Holding: 25 open jobs", as of Nov 5, 2026. https://alion.io/company/c1-holding/jobs
Licence: CC BY-SA 4.0 Map: OpenFreeMap, OpenStreetMap. City coordinates: GeoNames (CC BY 4.0)