{"id":1710266,"url":"https://alion.io/job/abacus-technology-senior-network-engineer","title":"Senior Network Engineer","company":{"id":456034,"name":"Abacus Technology","domain":"abacustechnology.com","url":"https://alion.io/company/abacus-technology","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":95,"open_postings":5,"ghost_share":0,"stale_share":0.2,"repost_share":0,"time_to_fill_p50_days":52,"computed_at":"2026-10-04T05:45:00Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"part_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["GB"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":85000,"max_usd":183000,"period":"year","method":"global_role_seniority_cell","sample_n":359},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"BGP","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"OSPF","optional":false},{"name":"TCP/IP","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false}],"status":"live","first_seen_at":"2026-10-02T14:33:24Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-05T01:36:10Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Job Summary: \nAs a Senior Network Engineer, you will bring your expertise with Cisco, Juniper, and next generation firewall technologies to the position. You will manage performance and availability of Abacus datacentre networks across the US and UK and participate in improvement projects. You will be part of a team tasked with maintaining a very level of availability and performance for datacentre services. You will also be a point of escalation for support incidents that affect multiple clients. Further, you will serve as a technical lead for internal and client projects, participating in client network builds.\nResponsibilities: \nDiagnose and resolve complex issues quickly, proactively identify areas for improvement, and recommend solutions.\n\nSupport and maintain network backbone infrastructure involving multiple datacenters and geographic regions based on dynamic routing protocols (OSPF, BGP), and various mediums (DIA, PTP, VPN, multi-gig connectivity,\n\ncross-connects)\n\nWork independently to lead medium sized client engagements involving equipment deployment, network design, or refresh tasks.\n\nProvide escalation support for incidents involving client offices, Abacus datacenters, public cloud networks (Azure and AWS), and remote access (VPN, Citrix, etc.).\n\nSupport and maintain NGFW firewall configurations with the ability to troubleshoot datacenter and client environments.\n\nWork directly with high profile clients to provide solutions that meet their needs, and account for critical dependencies to ensure seamless and effective resolution to problems.\n\nMaintain a high level of communication and collaboration with internal Abacus teams to provide solutions and escalation support.\n\nCreate and maintain comprehensive documentation for Abacus and client infrastructure, processes, and procedures.\n\nStay abreast of the latest technological trends and recommend solutions to improve performance, security, and efficiency.\n\nProvide guidance and mentoring to other team members to develop their skills.\n\nSkills:\nStrong experience deploying and managing Juniper hardware including SRX and EX platforms.\n\nStrong experience deploying and managing Cisco hardware including ISR, ASR, Nexus, and Catalyst platforms.\n\nStrong experience supporting NGFW solutions from Palo Alto, FortiNet, and Cisco.\n\nA thorough understanding of the OSI network model, Ethernet, and TCP/IP networking concepts.\n\nExcellent LAN/WAN fault diagnostic and troubleshooting skills, including in-depth knowledge of Spanning Tree,\n\nTCP/IP, DHCP, DNS, BGP, OSPF, VPN, IPSEC, QoS, NATs and ACLs.\n\nExperience managing datacentre networks, preferrable in a multi-tenant MSP environment. Ability to maintain network performance, identify issues and recommend solutions.\n\nExperience with office network design, implementation, monitoring, and troubleshooting.\n\nExperience leading client engagements with an ability to suggest innovative solutions.\n\nExpertise leading technical projects from start to finish, ensuring they are completed on time, and to the client’s satisfaction including gathering requirements, planning, execution and post-implementation review.\n\nExperience with network monitoring platforms\n\nSolid understanding of virtualization and network integration with VMware infrastructure.\n\nExperience maintaining network solutions based on Azure’s platform preferred.\n\nFlexible and able to adapt to changing priorities and project requirements. Ability to effectively prioritize when faced with multiple tasks.\n\nStrong and detailed documentation, interpersonal, and communications skills.\n\nWillingness to learn new technologies and maintain industry knowledge.\n\nAbility to work with and be a part of collaborative team environment.\n\nQualifications:\n8 + years of Networking experience\n\nCCNP, JNCIP or equivalent certification preferred\n\nBachelors degree a plus\n\nMSP experience a plus\n\nFlexibility for after hours and weekend work\n\nAbility to work on call rotation\n\nAbility to work 8/8.30am - 5/5.30pm shift.\n\nThe benefits package consists of:\nGenerous annual leave entitlement plus bank holidays (pro-rata if part-time working hours apply)\n\nGym discount\n\nLife insurance\n\nComprehensive travel insurance for you and your family in line with scheme rules\n\nConfidential well-being and counselling support\n\nCompetitive Compensation\n\nContributory pension scheme\n\nCompany events\n\nPrivate Medical and Dental Insurance","description_format":"text","description_chars":4402,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Annual leave","Company events","Dental insurance","Life insurance"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Managed Security","Managed IT Services (MSP)"],"lifecycle":[{"event":"open","at":"2026-10-02T17:00:52Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":52,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-10-04T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/abacus-technology-senior-network-engineer","json_url":"https://alion.io/job/abacus-technology-senior-network-engineer.json","meta":{"generated_at":"2026-10-05T02:17:11Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":3018,"day_limit":5000,"remaining_today":1982,"minute_limit":60,"resets_at":"2026-10-06T00:00:00Z"}}}