30 Network Maintenance jobs in Qatar

A Network Security Engineer is responsible for designing, implementing, and maintaining the security of an organization's network infrastructure. The role ensures that systems, networks, and data are protected from unauthorized access, breaches, and other security threats. The engineer also plays a key role in developing security policies, conducting risk assessments, and responding to incidents to maintain a secure and resilient network environment.

Key Responsibilities:

• Design, configure, and maintain secure network architectures, including firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), and other security devices.
• Monitor network traffic and security alerts to identify and respond to potential threats in real time.
• Conduct regular vulnerability assessments and penetration tests to detect and mitigate risks.
• Implement and manage network access control, authentication, and encryption protocols.
• Develop and enforce network security policies, standards, and best practices.
• Collaborate with IT, SOC, and infrastructure teams to ensure end-to-end security across systems.
• Investigate security incidents, perform root cause analysis, and implement preventive measures.
• Maintain documentation of network configurations, incidents, and change management processes.
• Stay updated with emerging security technologies, trends, and regulatory requirements.

Qualifications and Skills:

• Bachelor's degree in Computer Science, Information Security, or related field.
• Proven experience as a Network Security Engineer, Network Administrator, or similar role.
• Strong knowledge of network protocols (TCP/IP, DNS, DHCP, VPN, etc.).
• Hands-on experience with security technologies such as firewalls (Fortinet, Palo Alto, Cisco ASA), IDS/IPS, SIEM, and endpoint protection.
• Familiarity with network monitoring and analysis tools (e.g., Wireshark, SolarWinds, Splunk).
• Understanding of cybersecurity frameworks and standards (ISO 27001, NIST, CIS Controls).
• Strong analytical and troubleshooting skills.
• Relevant certifications are a plus (e.g., CCNP Security, CEH, CompTIA Security+, CISSP, or Palo Alto PCNSE).

Job Type: Full-time

Pay: QAR13, QAR15,000.00 per month

Education:

• Bachelor's (Required)

Experience:

• Network Security: 4 years (Required)

Language:

• Arabic (Required)
• English (Required)

License/Certification:

• degree in Computer Science or Information Technology (Required)

Overview:
We are seeking a skilled Network & Systems Security Engineer with strong expertise in networking and Windows environments. The consultant will be responsible for supporting network and security operations, with a focus on Fortinet technologies and Windows hardening. This is a full-time, on-site role based on the staging floor and customer site, with extended working hours during the plant shutdown period in November.

Key Responsibilities:

· Manage, configure, and troubleshoot network infrastructure, including switches, routers, and firewalls.

· Deploy, maintain, and optimize Fortinet FortiGate firewalls (policy configuration, VPN, security profiles, HA, logging, monitoring).

· Perform Windows Server administration and hardening to ensure compliance with security best practices.

· Support day-to-day staging, testing, and production activities on customer premises.

· Provide technical support during customer's Plant Shutdown (November), including extended working hours and weekend availability.

· Collaborate with customer IT/security teams to ensure stable and secure operations.

· Document configurations, procedures, and issue resolutions to ensure operational continuity.

Mandatory Requirements:

· Proven experience in networking and security infrastructure.

· Strong hands-on expertise with Fortinet FortiGate firewalls.

· Professional certifications (e.g., Fortinet NSE, CCNA/CCNP, or equivalent).

· Experience in Windows Server administration and hardening.

· Strong troubleshooting and analytical skills across networking and server environments.

· Ability to work under pressure during high-demand periods (e.g., plant shutdowns).

Assignment Details

· Start Date: Immediate requirement.

· Duration: Until end of December 2025, with possibility of renewal.

· Working Hours: Standard full-time.

About Infra Assure

Infra Assure brings over 25 years of experience in IT infrastructure, security, and cloud services. Trusted by SMEs and government institutions, our expert engineers and consultants deliver secure, high-performance IT solutions. With a security-first approach, we ensure compliance and data protection across all implementations. Our proven expertise spans enterprise IT, virtualization, networking, and data analytics. At Infra Assure, we build long-term strategic IT foundations that support growth and operational excellence.

Role Overview

We are looking for a skilled Network and Security Engineer to join our team in Qatar. The role involves designing and managing secure, high-performance network environments with strong expertise in switching, cloud, and virtualization. Experience in firewalls, endpoint protection, and multi-vendor integration is essential. The candidate should be capable of handling multiple tasks, configurations, and collaborating with internal and external teams to ensure secure and optimized infrastructure.

Responsibilities

• Strong hands-on expertise in switching technologies, including Cisco Nexus and cross-vendor network integration.
• Design and implement robust IT architectures and scalable network environments
• Configure and troubleshoot advanced routing protocols: MPLS (Layer 2/3), BGP, OSPF, EIGRP, DVMRP, PIM.
• Manage virtualization, cloud migration, and data center optimization using technologies like VMware vSphere, Microsoft Hyper-V, and Azure/AWS.
• Lead deployments of Software Defined Networking (SDN) and Virtual Data Centers (VDC).
• Manage network security: ACLs, IPSec/SSL VPNs, AAA, endpoint protection (AV, EDR, SIEM).
• Collaborate on AI-ready infrastructure and support real-time analytics integration using platforms such as Microsoft Azure AI, Google Cloud AI, and Elastic Stack.
• Support cloud-based architectures (IaaS/PaaS) and hybrid environments.
• Coordinate with vendors for hardware/software support and escalations.
• Maintain technical documentation and performance baselines.
• Confidently lead customer presentations and design workshops.
• Handle multiple tasks and configurations across diverse environments.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 4–9 years of experience in Information Security and IT infrastructure.
• 3–5 years of hands-on experience as a Network Security Engineer.
• Deep understanding of enterprise security concepts and architecture.

Certifications (Preferred)

Having certifications such as CCIE, VCAP-NV, or Fortinet NSE is a strong plus. Other relevant licenses or vendor-specific certifications in networking, security, or cloud technologies will also be considered favorably.

What We Offer

• Competitive salary and benefits package
• Opportunities for professional development and certification support
• Flexible work environment
• Collaborative and innovative company culture

If you are passionate about network security and meet the qualifications, we invite you to apply immediately. Send your resume to

Job Type: Full-time

Pay: QAR5, QAR6,000.00 per month

Application Question(s):

• How soon can you join if selected?

Experience:

• Network and Security: 6 years (Required)

Willingness to travel:

• 50% (Preferred)

Overview:

GovCIO is currently hiring for a Network Administrator to support a dynamic customer by providing networking and systems support across multiple networks. This position will be located in Doha, Qatar and will be an onsite position.

Responsibilities:

Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and document new methods supporting network/system operations and implement changes to procedures. Consults with support teams, help desks, customers and other technical staff in the resolution of problems, coordinates and performs operation and/or maintenance activities for networks/servers, identifies recurring problems and recommends steps to reduce the severity or frequency of problems. May plan for the transition of development and/or production environments to new technologies, utilize system software to monitor the performance of system files, manage system data to maintain performance efficiencies and/or study system requirements to determine proper server installation methods and procedures.

• Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations.
• Plan, coordinate, and implement network/system security measures in order to protect data, software, and hardware.
• Provides regular monitoring and analysis regarding short and long-range planning for in-house systems.
• Prepares or ensures that appropriate documentation exists, including operational instructions.
• Writes or modifies basic scripts to resolve performance problems and automate administration tasks.
• Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes.

Qualifications:

• Required Clearance; TS/SCI
• High School Diploma and 3-6 years of experience
• Cisco Certified Network Associate (CCNA) certification (copy presented with application) or equivalent Microsoft certification
• CompTIA Security Plus certification or higher certification (copy presented with application)
• Current and active U.S. Passport
• Current and active U.S. Driver's License
• Must have the ability to wear personal protective equipment, including a protective mask, ballistic helmet, body armor, and chemical/biological protective garments
• Must be medically/physically fit for deployment with U.S. Military Forces Outside the Continental United States (OCONUS) under the provisions of USCENTCOM Medical Standards

Preferred Skills and Experience

• Experience working with Special Operations
• Experience working in Sensitive Compartmented Information Facilities
• Demonstrated ability to function with minimal instruction or supervision, or as a part of a larger team reporting to formal project management, Ent. Strong communications and organizational skills
• Cisco Routing Switching experience; demonstrated technical proficiency in LAN, WAN, Network Management, and Security. Knowledge of DHCP, DNS
• Experience with Layer 2, 3, and 4 networking - knowledge and experience with MPLS, EIGRP, BGP, QoS, DMVPN, and other WAN-based technologies
• Experience with IPv4 and IPv6
• VMware or similar virtualization tool experience and certifications
• Amazon Web Services (AWS) experience and certifications

Company Overview:

GovCIO is a team of transformers-people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens.

But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer?

What You Can Expect

Interview & Hiring Process

If you are selected to move forward through the process, here's what you can expect:

• During the Interview Process
• • Virtual video interview conducted via video with the hiring manager and/or team
• Camera must be on

• A valid photo ID must be presented during each interview

• During the Hiring Process

• • Enhanced Biometrics ID verification screening
• Background check, to include:
• • Criminal history (past 7 years)
  • Verification of your highest level of education
  • Verification of your employment history (past 7 years), based on information provided in your application

Employee Perks

At GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including:

• Employee Assistance Program (EAP)
• Corporate Discounts
• Learning & Development platform, to include certification preparation content
• Training, Education and Certification Assistance*
• Referral Bonus Program
• Internal Mobility Program
• Pet Insurance
• Flexible Work Environment
• Available to full-time employees

Our employees' unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience.

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets.

Posted Pay Range

The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an "at-will position" and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors.

Posted Salary Range: USD $82, USD $83,900.00 /Yr.

Company Description

Informix specializes in AI-powered solutions, robotics integration, and smart home innovations to enhance the way people live and work. Our mission is to shape tomorrow with technology, focusing on intelligent automation, connected living environments, and secure, scalable systems. Based in Doha, Qatar, we aim to lead in AI and robotics innovation both locally and globally.

Role Description

This is a full-time, on-site role for an Information Technology Network Administrator located in Doha, Qatar. The Network Administrator will be responsible for network administration, system administration, enhancing network security, maintaining network infrastructure, and troubleshooting. Day-to-day tasks will involve the design, configuration, and support of network systems to ensure operational efficiency and security.

Qualifications

• Network Administration and Network Infrastructure skills CCNA , CCNP
• System Administration skills
• Network Security skills
• Troubleshooting skills
• Strong analytical and problem-solving abilities
• Excellent communication and organizational skills
• Bachelor's degree in Information Technology, Computer Science, or a related field
• Experience in the technology or telecommunications industry is a plus

Job Description
We are currently looking for IT Network and System Administrator for our Qatar operations with the following Skill set and terms & conditions.

TECHNICAL SKILLS & WORK EXPERIENCE:

Knowledge & Experience:

Bachelor Degree in IT or IT related field

Proven experience as a System Administrator, Network Administrator or similar role

Experience with databases, networks (LAN, WAN) and patch management

Knowledge of system security (e.g. intrusion detection systems) and data backup/recovery

Ability to create scripts in Python, Perl or other language

Familiarity with various operating systems and platforms

Resourcefulness and problem-solving aptitude

Excellent communication skills Release Management and version control knowledge

Excellent Business and system analysis skills

Project management skills

IT Security excellent awareness

Experience with or knowledge of programming languages and operating systems; current equipment and technologies, enterprise backup and recovery procedures, system performance-monitoring tools, active directories, virtualization, HTTP traffic, content delivery, and caching

Experience in project management, application design and integration, and cloud computing (specifically Microsoft Azure)

Expertise in creating, analyzing, and repairing large-scale distributed systems

Creating volumes, assigning to servers and remote replication

Proven experience in a network administrator role

Hands on experience in networking, routing and switching

Excellent knowledge of best practices around management, control, and monitoring of server infrastructure

Experience with firewalls, Internet VPN's remote implementation, troubleshooting, and problem resolution is desired

Ability to set up and configure server hardware

Familiarity with backup and recovery software and methodologies

SKILLS & COMPETENCIES:

Excellent communication skills

Multi tasking

Ability to problem solve high pressure issues

Good working knowledge of job scheduling and monitoring tools.

Experience of working with multiple projects/tasks and the ability to prioritize on the fly.

Experience of supporting multiple teams within a business.

Good documenting skills (Windows Office/Visio)

Joining time frame: Immediate

Job Description – System and Network Administrator

System and Network
Administrator (SysAdmin) is responsible for the upkeep, configuration, and reliable operation of computer systems, servers, and networks. The role ensures that the IT infrastructure runs efficiently, securely, and without interruption, supporting both internal users and business operations.

Job Responsibilities

• Manage IT infrastructure for
  GOIC Datacenter
  .
• Design, configure, and maintain
  LAN/WAN infrastructure, firewalls, switches, and routers.
• Monitor network performance
  and troubleshoot connectivity, bandwidth, and latency issues.
• Installation of
  service packs, patches, hot fixes, and security updates
  .
• Implement network security protocols
  , VPNs, VLANs, and intrusion detection/prevention systems.
• Maintain IP address management
  and DNS/DHCP configurations.

·
Installation, Software Updates and Management
of all
Servers
including
Email
Servers,
Application
Servers,
Active Directory
,
Backup
Servers

·
Installation, Updates and Management of Virtualization
platform using
VMware
.

·
Monitor
system
performance, patch levels, and storage capacity

• Maintain and administer
  Active Directory, DNS, DHCP, File servers, and Print services
  .
• Document datacenter layouts, wiring diagrams, and equipment inventory.
• Schedule and execute maintenance tasks, OS and firmware updates, and hardware replacements.

· Troubleshoot and resolve issues related to hardware, software, and networking.

• Enforce GOIC's system and network security policies in line with company and industry standards.

· Maintain
logical security access
(User Credentials and Access, Network Folders, Door Access, Biometric Access etc.)

· Participate in internal and external IT audits; maintain documentation for compliance. Coordinate and Represent GOIC for External IT audits from Microsoft, ICT Qatar etc.

· Monitor system logs and responds to security incidents.

·
Requirement & Technical Evaluations for new IT procurement, Licenses and Renewals.

· Responsible for
implementation of any new projects or upgrades
for the GOIC Datacenter in co-ordination with vendor (if any)

Qualification:

• Bachelor's degree in
  Computer science
  /
  Information Technology
  /
  Network Engineering
  , or related.
• Relevant certifications are highly preferred:
• Cisco Certified Network Associate/Professional (CCNA/CCNP)
• Microsoft Certified: Azure Administrator Associate (Optional)
• VMware Certified Professional (VCP) (Optional)

Experience:

• 3 to 5 years
  of hands-on experience in:
• Network & Windows System administration
• IT infrastructure setup and maintenance
• Virtualization using VMWare
• User and access management
• Security and backup management
• Licensing and Subscription Management (IT Procurements)
• IT Budgeting

Language Requirements:

• Arabic
  ,
  English
  : (spoken and written)

Technical Skills:

• Operating Systems:
• Windows Servers
• Network Administration:
• TCP/IP, DHCP, DNS, VPN, VLANs
• Firewall configuration (Palo Alto, )
• Switch and router setup and management (Cisco, HP)
• Wireless -WiFi ( Cisco Controller and Access Points)
• Server Management:
• Active Directory, Group Policy, DNS, DHCP
• Application Servers, Database Servers, Report Servers etc.
• File server and print server management
• Virtualization:
• VMware (Broadcom)
• Hyper-V
• Monitoring & Security Tools:
• Clearswift (Web and Mail filtering system)
• Observium or similar
• Cloud Platforms:
• Microsoft Azure (preferred)
• AWS (optional)
• Backup & Disaster Recovery:
• Arctera (Tape and Disk based backup), Windows Backup,

Soft Skills:

• Strong problem-solving and troubleshooting abilities
• Excellent documentation and reporting skills
• Able to work under pressure and respond to incidents quickly
• Good communication skills with technical and non-technical users

Ability to train or support junior IT staff or end users

Responsibility of Industrial Refrigeration Maintenance Ammonia System

· Perform preventive maintenance on utilities equipment.

· Troubleshoot and repair industrial ammonia refrigeration systems.

· Troubleshooting and repair HVAC systems and chilled water systems.

· Troubleshoot and repair boiler/steam systems.

· Troubleshoot and repair domestic water heating systems.

· Maintain boiler/condenser water chemical systems.

· Maintain refrigeration, cooling tower (condenser), and boiler logbooks.

· Performance of duties assigned with focus on safety, quality (of product and task) and GMP's.

· Execute work orders on time as assigned by planner/scheduler, PSM Manager, or other members of management as assigned in proper priority.

· Calibration of any/all equipment and instruments as assigned.

· Responsible for housekeeping of any and all work areas during and following performed work.

· Manage plant utilities systems to include but not limited to the plant refrigeration, boilers, HVAC, compressed air, (FUTURE -Wastewater Treatment system.

· Key contributor to the installation and maintenance, mechanical and electrical equipment.

Job Type: Full-time

Nair Systems is currently looking for Network and System administrator for Qatar

Should have Patch Management experience

Experience in Python Perl Shell and SQL shall be preferred.

Should you be interested please send resume