Operations Manager – OT Infrastructure / Senior Network Security Engineer
Location: Stenungsund
Experience: 7\+ Years
No. of Positions: 2
Job Type: Full\-time
Start Date: ASAP
Job Summary
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We are looking for an experienced Operations Manager – OT Infrastructure / Senior Network Security Engineer with strong expertise in Palo Alto firewall technologies and enterprise network security operations.
The ideal candidate will be responsible for managing and supporting enterprise security infrastructure, driving operational governance, handling major incidents, and ensuring secure, stable, and compliant network environments across OT and enterprise infrastructure.
Key Responsibilities
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Network Security Operations
- Provide L3 support for enterprise network security infrastructure with primary focus on Palo Alto firewalls
- Manage and troubleshoot security policies, NAT, VPN connectivity, routing issues, packet drops, and traffic flow problems
- Configure and support Palo Alto features including:
+ NAT Policies
+ GlobalProtect
+ IPSec VPN
+ URL Filtering
+ App\-ID / User\-ID
+ Threat Prevention
+ WildFire
+ Panorama Management
- Perform firewall policy reviews, optimization, cleanup, and recertification activities
- Review firewall logs and security events to identify risks, abnormal traffic patterns, and misconfigurations
- Support firewall migrations, refresh projects, policy tuning, and onboarding of new applications/sites
Incident, Change \& Problem Management
- Act as escalation point for P1/P2 incidents related to network security services
- Lead technical bridge calls and coordinate with server, cloud, network, application, and security teams
- Perform root cause analysis and implement preventive actions for recurring issues
- Execute controlled changes with risk assessment, rollback planning, validation, and governance
- Ensure post\-change validation and service restoration checks are completed
Operations \& Governance
- Manage daily security operations and ensure SLA adherence
- Coordinate with customers, OEM/vendor teams, and internal stakeholders
- Drive operational improvements, standardization, and compliance initiatives
- Prepare operational reports covering risks, backlog, incidents, and service improvements
- Maintain SOPs, runbooks, troubleshooting guides, topology maps, and security documentation
- Support audit, vulnerability remediation, hardening, and compliance activities
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- 7\+ years of experience in enterprise network security operations
- Strong hands\-on expertise with Palo Alto Networks firewalls
- Good knowledge of Panorama management
- Strong understanding of:
+ Routing \& Switching
+ NAT
+ SSL/IPSec VPN
+ Firewall Rule Flow
+ Packet Capture \& Traffic Analysis
- Experience in firewall policy management and security operations
- Understanding of hybrid infrastructure environments including datacenter, WAN, and cloud connectivity
- Experience with security log analysis and troubleshooting methodologies
- Strong incident management and stakeholder coordination skills
- Ability to independently manage L3\-level escalations and operational issues
- Excellent analytical, troubleshooting, and communication skills
- Strong communication, coordination, and documentation skills
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- Exposure to Azure or AWS cloud security controls
- Experience with SIEM and security monitoring integrations
- Knowledge of other firewall platforms is an advantage
- ITIL process understanding
- Automation or scripting exposure for operational efficiency
- Familiarity with OT or industrial infrastructure environments
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- Competitive salary package and long\-term project stability
- Opportunity to work on enterprise\-scale security infrastructure projects
- International and collaborative work environment
- Exposure to modern cybersecurity and network security technologies
- Career growth and leadership opportunities
- High\-impact role with operational ownership and technical decision\-making exposure
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If this opportunity excites you, send your application to jobs\_europe@barytech.com with the subject “Application for Operations Manager – OT Infrastructure / Senior Network Security Engineer \| Stenungsund\| Full Time”.
Join Us
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At BaryTech, we’re solving real\-world challenges at the intersection of IT and innovation. Join a team of passionate professionals who believe in learning, growth, and impact\-driven technology.
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