C1 Holding

Access Control & Alarm Systems · Cybersecurity
23open roles
$27kmedian advertised pay
Growinghiring pace, 62 of 100
Atruth index, 93 of 100

Overview

C1 Holding is a provider of integrated security for critical infrastructure facilities. It covers information security, protection of state secrets, special communications and engineering security systems, and handles software development, design, construction and service. The company is headquartered in Moscow, Russia.

Key facts

As of Nov 13, 2026, Alion lists 23 open roles at C1 Holding. C1 Holding is headquartered in Moscow, Russia. The median pay stated in its open roles is $27k, across 8 postings that state pay.

Open roles
23Job postings Alion tracks, as of Nov 13, 2026
Headquarters
Moscow, RussiaAlion company profile, updated Nov 13, 2026
Employees
200+Alion company profile, an estimated range
Median advertised pay
$27kPay stated in 8 open postings
Technologies in its job postings
62Named in its job postings

How C1 Holding hires

Truth index
A 93/100
Median time to fill
30 days
Ghost roles
0%
Stale roles
0%
Reposted roles
50%

C1 Holding scores A on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 0% have gone stale and 50% are the same role posted again. Its roles close in a median of 30 days. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Jobs

≈ $20k – $45k per year (Estimated) · In office · Full-Time · 3+ years exp · Moscow
Apply
≈ $27k – $65k per year (Estimated) · Hybrid · 4+ years exp · Moscow
Python
Git
Linux
TCP/IP
VPN
Cybersecurity
Wireshark
Tcpdump
Apply
≈ $16k – $41k per year (Estimated) · In office · Full-Time · Moscow
Apply
≈ $40k – $95k per year (Estimated) · Hybrid · Full-Time · Bachelor's Degree · Moscow
SIEM
DLP
Apply
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
Apply
In office · 5+ years exp · Bachelor's Degree · Moscow
Python
PowerShell
Bash
YARA
Linux
Windows
Cybersecurity
YARA
MITRE ATT&CK
Active Directory
SIEM
Apply
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
Apply
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
Apply
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
Apply
In office · Moscow
Python
PowerShell
Bash
Linux
Windows
Cybersecurity
MITRE ATT&CK
Active Directory
SIEM
Apply
≈ $19k – $41k per year (Estimated) · In office · 2+ years exp · Bachelor's Degree · Moscow
Apply
Apply
All 23 jobs at C1 Holding salaries, cities, levels and how long each has been open

Salary insights

Compensation ranges based on this company's open jobs
Median
$27k
Typical range
$27k – $43k
Open positions
8
8 Jobs
Middle 87.5%
Architect 12.5%
Level Jobs Median Typical range
Middle 7 $27k $27k
Architect 1 $43k $43k
Highest paying role Руководитель проектов по информационной безопасности (Кибербезопасность) $43k
Normalized to USD per year
All salaries at C1 Holding By role, level and city, against the market · 8 jobs with pay

Growth

Hiring Momentum
62/100
Growing
Open positions
23
16 opened / 0 closed in 30 days
Median time-to-fill
31 days
faster than 44% of the market
ATS activity
Every ~1 days
Today
Hiring Dynamics 0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
DevOps
22%
Security
22%
QA
17% ▲
Sales
7% ▲
Field & Service
7% ▲
Product
5% ▼
Actively hiring for DevOps (+7 in 30 days)
Activity Timeline
+7 jobs in a week Nov 2026
Added Red Teaming to stack Nov 2026
Added OWASP Top 10 to stack Nov 2026
Added Nmap to stack Nov 2026
Added Metasploit to stack Nov 2026
Added CWE to stack Nov 2026
Added CVE to stack Nov 2026
Added Burp Suite to stack Nov 2026
Added YARA to stack Nov 2026
Added YARA to stack Nov 2026
Added Kaspersky to stack Nov 2026
Added PowerShell to stack Nov 2026

Financials

Est. Annual Revenue
$427k
2025

People

A.V. Kolosov А.В. Колосов
Генеральный директор
company's site
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data

Tech stack

Technologies named in job postings at C1 Holding over the last 12 months, by layer, with the share of postings for each.
Technologies in use
62
Postings analysed
16
Stack modernity
77/100AI adopter
Languages
Python44%
Bash31%
PowerShell25%
1C19%
Frameworks & libraries
Metasploit6%
NumPy6%
Pandas6%
Scikit-learn6%
Databases
OpenSearch13%
MS SQL6%
PostgreSQL6%
ClickHouse6%
Cloud & platforms
Linux56%
SIEM50%
Windows38%
Active Directory25%
AI & ML
LLM6%
Sign in to see how your skills match this stack Sign In
Full C1 Holding tech stack 62 technologies · by team · pay by technology · changes · similar stacks

Offices

Where the company hires and what each office is for
Cities
8
Hiring now
8
Countries
2
Busiest office
Moscow
Loading the map
Headquarters Builds here Office with open vacancies Tap a pin for the office
Moscow Russia
HQ
Контакты
19 open roles 29 posted in 90 days 58% engineering 200-500 est. staff $35k Avg Salary
hires for Security, QA, Sales
ул. Бутлерова, д. 17, БЦ «NEO GEO», Москва
seen since Aug 2026 company site, job postings
Krasnodar Russia
2 open roles 2 posted in 90 days 100% engineering 10-50 est. staff $30k Avg Salary
hires for DevOps, QA
seen since Oct 2026 job postings
Ufa Russia
2 open roles 2 posted in 90 days 100% engineering 10-50 est. staff $30k Avg Salary
hires for DevOps, QA
seen since Oct 2026 job postings
Tyumen Russia
2 open roles 2 posted in 90 days 100% engineering 10-50 est. staff $30k Avg Salary
hires for DevOps, QA
seen since Oct 2026 job postings
Saint Petersburg Russia
1 open roles 2 posted in 90 days 100% engineering 10-50 est. staff $27k Avg Salary
hires for DevOps
seen since Sep 2026 job postings
Narva-Jõesuu Estonia
1 open roles 2 posted in 90 days 100% engineering 10-50 est. staff $27k Avg Salary
hires for DevOps
seen since Sep 2026 job postings
Omsk Russia
1 open roles 1 posted in 90 days 100% engineering 1-10 est. staff $27k Avg Salary
hires for DevOps
seen since Oct 2026 job postings
Volgograd Russia
1 open roles 1 posted in 90 days 100% engineering 1-10 est. staff $33k Avg Salary
hires for QA
seen since Oct 2026 job postings

How to cite this page

Alion, "C1 Holding: key facts", as of Nov 13, 2026. https://alion.io/company/c1-holding

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. CC BY-SA 4.0