senior network security engineer

Alconcysec

Dubai, United Arab Emirates Posted on 10/09/2025 Job Title: Senior Network & Security Engineer Experience: 6-8 Years Location: Dubai, UAE Employment Type: Full-time Job Summary: We are seeking an experienced Senior Network & Security Engineer to join our technical team. The ideal candidate will have strong hands-on experience in routing, switching, and firewall technologies, with exposure to both implementation and operations in enterprise or service provider environments. The role involves designing, implementing, and maintaining secure, high-performance network infrastructures while ensuring compliance, reliability, and scalability across all systems. Key Responsibilities: <ul><li>Design, implement, and support complex LAN/WAN networks and security architectures. </li><li>Manage firewall configurations, VPNs, and network security policies (e.g., Fortinet, Palo Alto, Cisco ASA, Check Point, etc.). </li><li>Perform network troubleshooting, root cause analysis, and performance optimization. </li><li>Support implementation projects, migrations, and upgrades for routing, switching, and security solutions. </li><li>Administer and monitor network devices (routers, switches, firewalls, load balancers). </li><li>Ensure high availability and security of critical network infrastructure. </li><li>Work closely with cross-functional teams for seamless integration of security solutions. </li><li>Create and maintain network documentation, topology diagrams, and configuration baselines. </li><li>Participate in on-call rotation and provide escalation support during critical incidents. </li></ul> Required Skills & Qualifications: <ul><li>Bachelor's degree in Computer Science, IT, or a related field. </li><li>6-8 years of hands-on experience in network and security engineering. </li><li>Strong experience with Routing & Switching (Cisco, Juniper, etc.). </li><li>Proven expertise in Firewall management (Fortinet / Palo Alto / Cisco ASA / Check Point). </li><li>Knowledge of VPN technologies, NAT, ACLs, BGP, OSPF, VLANs, QoS, and IPSec. </li><li>Experience in implementation and operations of enterprise-grade network and security solutions. </li><li>Good understanding of network monitoring tools and incident response processes. </li></ul> Soft Skills: <ul><li>Strong analytical and troubleshooting abilities. </li><li>Excellent communication and documentation skills. </li><li>Ability to work independently and handle multiple priorities. </li><li>Team player with a proactive and problem-solving mindset. </li></ul><img src="https://www.jobg8.com/Tracking.aspx?%2fU1YYyTTTkYmSjbEFhxVXVVni%2bm1hP6Ur" width="0" height="0" />

Network Engineer (6-8 Years)

Akima

<div>Company Overview: 
Work Where it Matters 
Akima Systems Engineering (ASE), an Akima company, is not just another federal systems support contractor. As an Alaska Native Corporation (ANC), our mission and purpose extend beyond our exciting federal projects as we support our shareholder communities in Alaska. 
At ASE, the work you do every day makes a difference in the lives of our 15,000 I&ntilde;upiat shareholders, a group of Alaska natives from one of the most remote and harshest environments in the United States. 
For our shareholders, ASE provides support and employment opportunities and contributes to the survival of a culture that has thrived above the Arctic Circle for more than 10,000 years. 
For our government customers, ASE delivers solutions in maritime IT, systems engineering, and integration across the Department of Defense and stands ready to help improve operational performance at a reasonable and sustainable cost. 
As an ASE employee, you will be surrounded by a challenging, yet supportive work environment that is committed to innovation and diversity, two of our most important values. You will also have access to our comprehensive benefits and competitive pay in addition to growth opportunities and excellent retirement options.
Description:

ASE is looking for a Senior Cisco Network Engineer to work in Honolulu, HI. The Senior Cisco Network Engineer is a pivotal role, providing operational knowledge and support to the Command-and-Control Support System (C2S2) networks. This role encompasses designing, implementing, maintaining, and troubleshooting an extensive network infrastructure, acting as the Subject Matter Expert (SME) across multiple enclaves with varying security classifications. To join our team of outstanding professionals, apply today!
Responsibilities:
<ul><li>Responsibilities include maintaining, installing, updating, and securing network environments using a wide range of Cisco products, such as Cisco IOS, routers, Layer 2 switches, Access Layer switches, ISE, Firepower, and ACI. The engineer will also manage other critical network components like F5, Palo Alto, VMware NSX, SPLUNK, and ServiceNow. This role requires leading projects with minimal oversight, ensuring all network devices and applications are patched, secure, and operating efficiently.</li><li>
The Senior Cisco Network Engineer will perform DISA Security Technical Implementation Guide (STIG) validations, manage cable systems, develop workflows for Cisco-based assets, and utilize ACAS to monitor security postures. They will also collaborate with developers to identify and develop necessary workflows within ServiceNow.</li><li>
Duties also include configuring and reconfiguring network applications, maintaining LAN/WAN environments, managing network security, and processing IT service requests and trouble tickets. The engineer is expected to create and maintain detailed network diagrams and SOPs, manage the lifecycle of network devices, and provide comprehensive monthly status reports to the Contracting Officer's Representative (COR)-appointed Technical Assistant (TA).</li><li>
Occasional after-hours and weekend work may be required to support both scheduled and unscheduled service outages, ensuring the continuous operation and security of networks.</li></ul>
Qualifications:
<ul><li>Active TS/SCI clearance.</li><li>
IAW DoD 8140.03-M, must meet the Intermediate Proficiency Level qualifications.</li><li>
Must possess ONE of the following 8570 IAT-II certifications:<ul><li>
CCNA Security.</li><li>
CySA+ (Cybersecurity Analyst).</li><li>
GICSP (Global Industrial Cyber Security Professional).</li><li>
GSEC (GIAC Security Essentials Certification).</li><li>
Security+ CE.</li><li>
SSCP (Systems Security Certified Practitioner).</li></ul></li><li>
Must have a current Cisco Certified Networking Professional (CCNP) certification.</li><li>
Minimum High School Diploma/GED.</li><li>
At least 5 years of DoD network engineering experience or 8 years total of network engineering experience.</li><li>
Must have experience managing Cisco Routers and Switches.</li><li>
Must have experience managing Cisco firewalls &ndash; Firepower. Must have experience managing Cisco ACI and ISE. Must have experience managing Palo Alto firewalls.</li><li>
Must have experience utilizing SPLUNK, ACAS, WhatsUpGold.</li><li>
Must have experience managing F5.</li><li>
Must have experience supporting VMware NSX. Must have significant experience using Microsoft Visio.</li><li>
Experience using Microsoft Office tools (word, excel, outlook, PowerPoint, etc.&hellip;).</li><li>
Must be able to carry 40 pounds due to installations.</li><li>
Must be able to work occasional after-hours and weekend work as required to support both scheduled and unscheduled service outages.</li></ul>
Benefits Information: Regular - The company offers a comprehensive benefits program, including medical, dental, vision, life insurance, 401(k) and a range of other voluntary benefits. Paid Time Off (PTO) is offered to regular full-time and part-time employees. Pay Range: $145,000 - $150,000 Job ID: 2025-19900 Work Type: On-Site</div>

Senior Network Engineer (Active Top Secret Clearance with SCI Required)

City of Atlanta

<div>Job Posting Expiration: 11/7/25
Salary Range: $97,519.89 - $130,189.06
Hiring Department: Department of Aviation 
Job Summary:
We are seeking an experienced and detail-oriented Senior Network Engineer with a strong background in Cisco networking technologies to join our Network Operations Team. This role is essential to the stability, performance, and security of our enterprise network infrastructure. The ideal candidate will have deep hands-on experience with Cisco routers, switches, firewalls, and wireless solutions, as well as a solid understanding of core network protocols and architecture.
As a Senior Network Engineer, you will lead the planning, design, and implementation of complex network solutions, provide advanced troubleshooting support, and serve as a key escalation point for critical incidents. You will collaborate closely with peers in systems, security, and application teams to support operational needs and business initiatives. In addition, you will play a leadership role in mentoring junior engineers, developing documentation, and driving process improvements.
This is an excellent opportunity for a Cisco-certified professional (CCNP, CCIE preferred) who thrives in fast-paced environments and is passionate about delivering resilient, high-performing networks. 
Key Responsibilities:
<ul><li>Design, implement, and maintain scalable and secure enterprise network infrastructure (LAN, WAN, WLAN, VPN, firewalls, and data center networks).
</li><li>Serve as a top-level escalation point for complex network issues and outages; lead root cause analysis and resolution efforts.
</li><li>Monitor network performance using tools like SolarWinds, Cisco DNA, or similar; recommend and implement improvements.
</li><li>Collaborate with cross-functional teams on large-scale projects such as network upgrades, data center migrations, and disaster recovery initiatives.
</li><li>Manage network-related change control processes and ensure accurate documentation (network diagrams, configuration standards, runbooks).
</li><li>Evaluate and recommend new technologies, tools, and processes to enhance network operations and security.
</li><li>Mentor junior network engineers and provide guidance to NOC staff on best practices and troubleshooting techniques.
</li><li>Ensure compliance with internal policies, standards, and industry best practices (e.g., ISO, NIST, PCI).
</li><li>Participate in on-call rotation and after-hours support as needed.
</li></ul>Qualifications:
<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Technology, or a related field, or 6+ years equivalent professional experience.
</li><li>5+ years of progressive experience in network engineering roles within enterprise environments, with a strong focus on Cisco-based infrastructure.
</li><li>Expert knowledge of Layer 2 and Layer 3 networking
</li><li>Strong command of routing protocols
</li><li>Solid understanding of firewalls (Cisco ASA, FTD, Palo Alto), VPNs, and NAT
</li><li>Experience designing and supporting redundant network topologies
</li><li>Expert-level knowledge of Cisco technologies, including routers, switches (Catalyst/Nexus), wireless controllers, and next-generation firewalls (ASA, Firepower).
</li><li>Professional certifications such as, CCNA, Cisco CCNP (Enterprise/Security); and/or CCIE (preferred or in progress) is a significant plus.
</li><li>Solid understanding of network protocols and services such as BGP, OSPF, EIGRP, HSRP, VRRP, VLANs, STP, QoS, DHCP, DNS, and NAT.
</li><li>Experience with enterprise network monitoring and management tools (e.g., SolarWinds, Cisco Prime, DNA Center, ThousandEyes).
</li><li>Proficiency in network troubleshooting, packet analysis (Wireshark), and performance tuning.
</li><li>Hands-on experience with VPN technologies, remote access solutions, and site-to-site connectivity.
</li><li>Exposure to cloud networking (AWS, Azure, or GCP) and hybrid infrastructure models is a plus.
</li><li>Familiarity with network automation and scripting (Python, Ansible, or similar) is desirable.
</li><li>Strong analytical and communication skills, with the ability to clearly document technical procedures and network diagrams.
</li><li>Proven ability to work in a fast-paced, collaborative environment and lead projects or initiatives independently.
</li><li>Willingness to participate in an on-call rotation and provide support during off-hours as needed.</li></ul></div> <div></div>

Network Engineer, Sr

DTS Solution

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 The role of Network Security Engineer is an Intermediate / Senior position within DTS Solution professional services team and involves the complete post-sales project lifecycle for network and security solution projects. Basic design, audit, implementation, deployment, integration and ability to review network and security solutions for our clients are just some of the responsibilities of this role. Expected professional experience is 5+ years. Our clients range from Government, Enterprise, Telecom Service Providers, Oil and Gas sectors, and being part of DTS you will be driven to engage, interact, learn and collaborate whilst being trained on solutions as per DTS requirement. Following capabilities but not limited to: </div>
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 Planning and design of solutions to meet business and project requirements </li>
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 Preparing HLD, LLD and migration documents related to project </li>
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 Expertise on Cisco ASA and ForcePoint, WAF technology </li>
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Network Security Engineer - Senior / Intermediate

ENCS Networks

Job Title: Field Network and Security (L1) EngineerLocation: Abu Dhabi Job Type: Full-time | Immediate Joiner Required Visa Requirement: Candidate must have a valid UAE Employment VisaAbout the RoleWe are hiring a Field Network and Security (L1) Engineer to join our team in Abu Dhabi. The ideal candidate will have strong hands-on experience with Cisco and Palo Alto technologies and a solid understanding of lawful interception (LI) environments.If you are a detail-oriented professional who thrives in secure, compliance-driven network environments, we&rsquo;d love to hear from you.Key Responsibilities<ul><li>Design &amp; Deploy: Implement lawful interception (LI) solutions across Cisco and Palo Alto infrastructures.</li><li>Configuration: Set up and manage routers, switches, and firewalls for lawful access.</li><li>Data Security: Manage LI mediation devices to ensure secure and compliant data delivery to Law Enforcement Agencies (LEAs).</li><li>Monitoring: Maintain system reliability, uptime, and compliance with LI standards.</li><li>Collaboration: Work closely with internal security, legal, and compliance teams to document processes and activities.</li><li>Support: Assist with investigations, audits, and incident response when required.</li></ul>Requirements<ul><li>Bachelor&rsquo;s degree in Computer Science, Network Engineering, or a related field.</li><li>Minimum 4 years of experience in network and security engineering.</li><li>Strong hands-on experience with:</li><li>Cisco: IOS, ASA, Firepower</li><li>Palo Alto: NGFW, Panorama</li><li>In-depth knowledge of traffic analysis, port mirroring, and LI standards (ETSI, CALEA).</li><li>Proficient in tools and technologies such as Wireshark, tcpdump, VPNs, IPSec/GRE tunnels, NAT, and routing.</li><li>Preferred Certification: CCNP Security or equivalent.</li></ul>Additional Information<ul><li>Salary: Fixed package (non-negotiable)</li><li>Availability: Immediate joiners preferred</li><li>Documents: Candidates must have attested academic degrees (as required for visa/compliance)</li></ul>Pre-Screening QuestionsPlease include answers to the following in your application or email:<ul><li>Do you have hands-on experience with Cisco and Palo Alto devices?</li><li>What is your visa status and nationality?</li><li>Are you comfortable with occasional field work?</li><li>Are you okay with a fixed (non-negotiable) salary package?</li><li>Can you join immediately?</li><li>Do you have attested academic documents?</li></ul>How to ApplyInterested candidates are encouraged to apply by sending their updated resume and answers to the above questions to: ahmad.bilal@encsnetworks.comJob Type: Full-timePay: AED3,500.00 - AED5,000.00 per month

Network and Security Engineer (L1)

INFRA ASSURE

About Infra AssureInfra 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 OverviewWe 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 <ul><li>Strong hands-on expertise in switching technologies, including Cisco Nexus and cross-vendor network integration.</li><li>Design and implement robust IT architectures and scalable network environments</li><li>Configure and troubleshoot advanced routing protocols: MPLS (Layer 2/3), BGP, OSPF, EIGRP, DVMRP, PIM.</li><li>Manage virtualization, cloud migration, and data center optimization using technologies like VMware vSphere, Microsoft Hyper-V, and Azure/AWS.</li><li>Lead deployments of Software Defined Networking (SDN) and Virtual Data Centers (VDC).</li><li>Manage network security: ACLs, IPSec/SSL VPNs, AAA, endpoint protection (AV, EDR, SIEM).</li><li>Collaborate on AI-ready infrastructure and support real-time analytics integration using platforms such as Microsoft Azure AI, Google Cloud AI, and Elastic Stack.</li><li>Support cloud-based architectures (IaaS/PaaS) and hybrid environments.</li><li>Coordinate with vendors for hardware/software support and escalations.</li><li>Maintain technical documentation and performance baselines.</li><li>Confidently lead customer presentations and design workshops.</li><li>Handle multiple tasks and configurations across diverse environments.</li></ul>Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Technology, or related field.</li><li>4&ndash;9 years of experience in Information Security and IT infrastructure.</li><li>3&ndash;5 years of hands-on experience as a Network Security Engineer.</li><li>Deep understanding of enterprise security concepts and architecture.</li></ul>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<ul><li>Competitive salary and benefits package</li><li>Opportunities for professional development and certification support</li><li>Flexible work environment</li><li>Collaborative and innovative company culture</li></ul>If you are passionate about network security and meet the qualifications, we invite you to apply immediately. Send your resume to nisha.abraham@infraassure.com.Job Type: Full-timePay: AED5,000.00 - AED6,000.00 per monthApplication Question(s):<ul><li>How soon can you join if selected?</li></ul>Experience:<ul><li>Network and Security: 6 years (Required)</li></ul>Willingness to travel:<ul><li>50% (Preferred)</li></ul>

Network and Security Engineer

Job Description:Key Responsibilities:<ul><li>Design, configure, and maintain Cisco routers and switches, ensuring robust LAN/WAN performance and reliability.</li><li>Implement and manage Cisco firewall technologies such as ASA, Firepower, or FTD including firewall rule creation, VPNs, high availability, and logging.</li><li>Monitor and troubleshoot network security incidents, conducting root cause analyses and managing incident response across routers, switches, and firewalls.</li><li>Configure and manage VPNs (IPsec, SSL) and ensure secure remote access and site-to-site connectivity.</li><li>Maintain network security policies, enforce ACLs, and manage firewall rulebase changes in line with change control processes.</li><li>Conduct network performance tuning and troubleshooting to minimize downtime and optimize connectivity.</li><li>Develop and maintain documentation&mdash;network diagrams, standard operating procedures (SOPs), configuration backups, and security policies.</li><li>Collaborate with cross-functional teams including IT operations, cybersecurity, and senior management to align network infrastructure with business goals.</li><li>Stay current with emerging network and security technologies, best practices, and Cisco certification paths (CCNP Enterprise/Security, CCIE, etc.).</li></ul>Qualifications &amp; Skills:<ul><li>Bachelor&rsquo;s degree (or equivalent) in Computer Science, Information Technology, or a related field.</li><li>At least 5 years of hands-on experience with Cisco routing, switching, and firewall technologies.</li><li>Strong command of networking protocols: TCP/IP, OSPF, BGP, VLANs, NAT, VPNs.</li><li>Familiarity with Cisco certifications such as CCNA, CCNP Enterprise, or CCNP Security preferred.</li><li>Skilled in firewall rule management, VPN configuration, ACL implementation, and high availability setups.</li><li>Proficiency in network tools like Wireshark, Cisco Prime, or SolarWinds for troubleshooting and monitoring.</li><li>Excellent problem-solving, analytical, and communication skills.</li><li>Demonstrated ability to work effectively under pressure and deliver results independently and within a team environment.</li><li>Nice-to-Have (Optional): Experience with automation tools (e.g., Python, Ansible, Cisco DNA Center).</li><li>Knowledge of SD-WAN, SDN, MPLS, or other advanced networking architectures.</li><li>Exposure to multi-vendor environments (e.g., Fortinet, Palo Alto) or layered security systems. IT-Online Indeed</li><li>Job Benefits (Suggested): Competitive compensation aligned with local market rates.</li><li>Professional development opportunities including Cisco certification support.</li><li>Collaborative, learning-focused work culture.</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthWork Location: In person

Network And Security Engineer (Onsite)

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