L1 Network Security Engineer

<p><strong>Publication date:</strong> Dec 04, 2025, 12:00AM</p>Orange Business is here!<p style="margin: 0px;"><iframe src="//www.youtube.com/embed/wKOvRVIoi0s?controls=0" width="560" height="314" allowfullscreen="allowfullscreen"></iframe></p>About us<p style='font-size:16px'>Join us at Orange Business!<br>We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.<br>Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.</p>About the role<p><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Respond to escalated incidents from L1 teams, ensuring root cause analysis and resolution within SLAs.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Conduct routine system health checks, performance tuning, and optimization of network and security devices.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Perform technical and management escalations as implied by the escalation process to ensure security tasks are progressing toward resolution and/or completion.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Providing remote support and change management assistance to our customer base on a 24x7 basis as required.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Resolve service incidents by troubleshooting and solving faults reported through the Customer SNOW ticketing system.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Perform service changes by assessing risk and implementing requests reported through change management tools.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Resolve service problems by performing Root Cause Analysis (RCA) and designing action plans for unknown errors reported through the Problem Management Dashboard.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Perform solution releases by authorizing, validating (changes, upgrades, updates, patches, and migrations), and implementing them.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Undertake the Technical Assistance Center (TAC) function and manage communication with vendors in case of problems, patches, and maintenance.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;box-sizing:border-box;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Managing and monitoring Change and Incidents ensuring adherence to customer SLA’s.</span></span></p></p></p>About you<p><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Bachelor’s degree in Computer Science, Network Engineering, or a related field (or equivalent experience).</span></span><br>1<span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">+ years of hands-on experience in network and security engineering, with expertise in:</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Firewalls: Cisco ASA, FortiGate, Check Point, Palo Alto.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">SASE: PA Prisma Access</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Networking: Cisco Switches (Core and Access), Routers, Wireless Controllers, and Access Points.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Load Balancers and DNS: F5 and Infoblox.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Strong troubleshooting skills, with a focus on resolving complex network and security issues.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Proficiency in implementing configuration changes and patches across multiple technologies.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Excellent communication and documentation skills.</span></span><br><span style="background-color:rgb(255,255,255);color:rgb(51,51,51);"><span style="-webkit-text-stroke-width:0px;display:inline !important;float:none;font-family:Times New RomanTimes New Roman"Source Sans Pro";font-size:16px;16px;16px;font-style:normal;font-variant-caps:normal;font-variant-ligatures:normal;font-weight:400;letter-spacing:normal;orphans:2;text-align:start;text-decoration-color:initial;text-decoration-style:initial;text-decoration-thickness:initial;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;">Relevant certifications such as CCNP, Fortinet NSE, PCNSE, or equivalent are highly desirable.</span></span></p></p></p> <p><p style='font-size:16px'><p style='font-size:16px;16px'><p style='font-size:16px;16px;16px'>You bring passion, energy, taste for exploration and adaptability. You seek the opportunity to expand your knowledge and develop new skills.</p></p></p></p></p></p>What we offer<p><p style=font-size:16px;16px><strong>• Global Opportunities:</strong> Work in multi-national teams with opportunity to collaborate with colleagues and customers from all over the world.<br><strong>• Flexible Work Environment:</strong> Flexible working hours and possibility to combine work from office and home (hybrid ways of working).<br><strong>• Professional Development:</strong> training programs and upskilling/re-skilling opportunities.<br><strong>• Career Growth:</strong> Internal growth and mobility opportunities within Orange.<br><strong>• Caring and Daring Culture:</strong> Health and well-being programs and benefits, diversity & inclusion initiatives, CSR and employee connect events.<br><strong>• Reward Programs:</strong> Employee Referral Program, Change Maker Awards.</p></p></p>Only your skills matterRegardless of your age, gender identity, race, ethnic origin, religion/belief, sexual orientation, marital status, neurotype, disability, veteran status or appearance, we encourage diversity within our teams because it is a strength for the collective and a vector of innovation. Orange Group is a disabled-friendly company and equal opportunity employer: don't hesitate to tell us about your specific needs.<p style="font-family:'Helvetica Neue', sans-serif; font-size:20px !important; font-weight:bold!important; margin:0;"> Only your skills matter </p> <p style="font-family:'Helvetica Neue', sans-serif; font-size:16px!important; font-weight:normal !important; margin-top:8px;"> Regardless of your age, gender, origin, religion, sexual orientation, neurodiversity, disability, or appearance, we actively encourage diversity within our teams, as it is both a collective strength and a driver of innovation. Orange is a disability-friendly company: please feel free to let us know about any specific needs you may have. </p>