Network Engineer
Location: GR, I, Athens
Department: Engineering
Employment type: Full-time
Required experience: Mid-Senior level
Industry: Telecommunications
Function: Engineering
Company profile: Upstream’s mission is to revolutionise the way companies market to consumers through cutting edge technology. This is an opportunity to collaborate with like-minded people in an environment that embraces individual differences and diversity.We offer a challenging and stimulating environment in which employees have the opportunity to work on a vast range of complex projects at the forefront of technical innovation. We are looking for creative, enthusiastic and open-minded individuals to join our innovative team to help both drive our success and uphold our existing reputation within the marketing technology world.What we believeOur values of integrity, perseverance, innovation and respect are at the heart of our company. Our actions are underpinned by these four values, which have become central to Upstream, providing all of our employees with a clear framework from which to make their decisions.1. Integrity & TrustYou are widely trusted and seen as a direct and truthful individual. You present the unvarnished truth in an appropriate and helpful manner, keeping confidences and admitting mistakes without misrepresenting themselves for personal gain.2. PerseveranceYou pursue work and life with energy, drive and a need to finish; you seldom give up before finishing, especially in the face of resistance or setbacks.3. InnovationYou have good judgement about which creative ideas and suggestions will work and a sense about managing the creative process of others. You have the ability to facilitate effective brainstorming and project how potential ideas may play out in the marketplace.4. RespectYou invest time in peers and demonstrates value and reverence for others when due, encouraging co-workers to express opinions and ideas. You promote equality within the workplace, encouraging praise and recognition from employee to employee as well as from the superiors. Professional Development at UpstreamUpstream offers a variety of resources and a range of opportunities to inspire the best possible performance from our employees. Our vast range of departments and global activities provide a strong platform for career development and professional progression. We boast various methods of progression within the company; whether through an upward advancement within a chosen field, expansion across departments or relocation to another office, creating the opportunity to gain both valuable experience and further insight into the international workings of the business. At Upstream, employees have the opportunity to learn new skills, work across different disciplines and global departments and move into new challenges, all within the same company.
Description: As a Network Engineer you will bring domain specific knowledge, skills, and best practices to a team of talented network professionals. You should be able to demonstrate your technical competency, perseverance, and logical systematic approach to maintaining mission critical local and wide area network infrastructures. Key Accountabilities  Undertake specific network engineering tasks in the provision of services.Install, configure, test and maintain network devices and network management tools.Proactively ensure the highest level of availability for the network infrastructure.Undertake any ad hoc technical work associated with the planning, administration, installation and operational support of network infrastructure and services.Liaise with vendors and other IT personnel for problem resolution.Mentor and support other team members. Provide 2nd and 3rd level support.
Requirements: Knowledge, Skills and Experience BSc in Computer Science, Engineering or similar facultiesMinimum of 10 years experience installing, configuring and troubleshooting Cisco equipment in LAN and WAN environments.Profound knowledge of STP, MSTP, VTP, SPAN.Profound knowledge of IPSEC LAN to LAN VPN, SSL VPN, DMVPN.Profound knowledge of PEM, EEM, TCL.Experience with routing protocols BGP, IBGP, EBGP and OSPF, Single-path vs multipath model, Flat vs Hierachical model.Experience with IPv6, IP Registry control. Experience with QoS, PfR, NBAR, ZBF, IPS systems, TACACS+, RADIUS, Kerberos, AAA.Experience with Wireless Controllers, WDS.Experience with protocols SIP, MGCP, H.323. Experience with layer 7 application switches.Experience in operational support systems such as Ciscoworks . Personal CharacteristicsFluency in English (written and spoken)Fast learnerAttention to detailAdaptabilityProblem analysis/solvingPlanning and organisationAble to travelStress tolerance
Benefits: Salary & BenefitsWe offer a competitive base salary and benefits, directly dependent on the candidate’s qualifications and skills. By joining Upstream you will be part of a young, creative and dynamic company undergoing rapid growth and transformation into a global market leader. 
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