{"id":2105100,"url":"https://alion.io/job/abile-group-senior-nsx-engineer","title":"Senior NSX Engineer","company":{"id":1946130,"name":"Abile Group","domain":"abilegroup.com","url":"https://alion.io/company/abilegroup","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Springfield, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":89000,"max_usd":169000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":5578},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Least Privilege","optional":false},{"name":"OSPF","optional":false},{"name":"PKI","optional":false},{"name":"SIEM","optional":false},{"name":"TCP/IP","optional":false},{"name":"Tcpdump","optional":false},{"name":"VLAN","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Zero Trust","optional":false},{"name":"Active Directory","optional":true},{"name":"Ansible","optional":true},{"name":"Git","optional":true},{"name":"LDAP","optional":true},{"name":"Nessus","optional":true},{"name":"PowerShell","optional":true},{"name":"Rest API","optional":true},{"name":"Splunk","optional":true}],"status":"live","first_seen_at":"2026-10-08T20:08:34Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-15T15:16:18Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Overview\nAbile Group has an exciting and challenging opportunity for a Senior NSX Engineer on a 10 year contract providing User Facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment and disposal of user facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission.\nThe right candidate will possess the below skills and qualifications and be ready to handle all responsibilities independently and professionally.\nResponsibilities\nDesigns, deploys, configures, operates, and sustains VMware NSX-T / VMware Cloud Foundation Networking across production, development, test, and mission environments.\nEngineers NSX Manager clusters, transport nodes/profiles, transport zones, uplink profiles, VDS/N-VDS networking, and NSX Edge clusters.\nDesigns and administers overlay and VLAN-backed segments, Tier-0/Tier-1 gateways, distributed routing, BGP, static routing, ECMP, route redistribution, and north-south/east-west connectivity.\nImplements microsegmentation and Zero Trust-aligned controls using Distributed Firewall, Gateway Firewall, security groups, dynamic membership, tags, context profiles, and policy-based security.\nDevelops auditable, least-privilege firewall policies in coordination with cybersecurity, ISSO/ISSM, RMF, application, and network teams.\nIntegrates NSX with vCenter, vSphere, VCF, vSAN, VMware Aria Operations/Logs, PKI, identity, SIEM, vulnerability-management, and enterprise monitoring platforms.\nTroubleshoots BGP/routing adjacency failures, MTU/TEP/Geneve issues, asymmetric routing, firewall processing, packet loss, performance degradation, and NSX Edge failures.\nPerforms packet-level analysis using NSX CLI/nsxcli, vmkping, pktcap-uw, tcpdump-uw, Traceflow, flow monitoring, and distributed firewall analysis.\nLeads NSX upgrades, patching, certificate replacement, migrations, backup/recovery validation, and lifecycle-management activities with formal implementation, test, validation, and backout plans.\nMaintains engineering standards, configuration baselines, diagrams, firewall matrices, runbooks, and as-built documentation; provide Tier 3 escalation support and mentor junior engineers.\nQualifications\nClearance Required: TS/SCI with current CI Poly.\nDegree and Years of Experience: Bachelor's degree in Information Technology, Computer Science, Engineering, Cybersecurity, or a related discipline; equivalent relevant experience may be substituted.\n5+ years of hands-on VMware NSX experience in enterprise-scale environments.\n5+ years of VMware vSphere experience, including ESXi, vCenter Server, VDS, virtual networking, cluster operations, and troubleshooting.\nRequired Certifications:\n8140.01M IAT Level II certification.\nCertification requirements should align with the assigned DoW Cyber Workforce Framework / DoW 8140 work role and applicable contract requirements.\nOne current VMware/Broadcom networking, security, or VMware Cloud Foundation certification, such as VCP-NV, VMware Cloud Foundation Administrator, VMware Cloud Foundation Architect, or a comparable current NSX/VCF networking certification.\nRequired Skills:\nAdvanced NSX-T / VCF Networking expertise: overlay/VLAN segments, Tier-0/Tier-1 gateways, Edge Nodes/clusters, BGP, static routing, ECMP, route redistribution, Distributed Firewall, Gateway Firewall, dynamic groups/tagging, NAT, VPN, DHCP, and lifecycle operations.\nStrong enterprise networking fundamentals: TCP/IP, DNS, DHCP, ARP, VLANs, VXLAN/Geneve, MTU, BGP, OSPF, VRFs, link aggregation, firewalling, NAT, load balancing, and network troubleshooting.\nExperience in DoW, federal civilian, intelligence community, or other highly regulated environments with formal change control, security approval, documentation, and audit requirements.\nWorking knowledge of RMF, ATO, DISA STIGs, POA&Ms, vulnerability management, security controls, continuous monitoring, and remediation of applicable security findings\nStrong written and verbal communication skills, including technical diagrams, implementation plans, SOPs, security documentation, and executive-ready status updates.\nStrong written and verbal communication skills, including technical diagrams, implementation plans, SOPs, security documentation, and executive-ready status updates.\nDesired Skills:\nExperience designing or supporting VMware Cloud Foundation, including SDDC Manager, workload domains, lifecycle management, vSphere, and NSX integration.\nExperience with VXLAN/Geneve overlays, BGP underlay/overlay routing, multi-rack architectures, and highly available network services.\nAutomation / Infrastructure as Code experience using PowerShell/PowerCLI, Ansible, VMware Aria Automation, REST APIs, Git, YAML, and JSON. Experience integrating NSX telemetry and logs with Splunk, Elastic, or comparable SIEM/observability platforms.\nExperience with enterprise PKI, certificate lifecycle management, Active Directory, LDAP, identity federation, RBAC, privileged-access management, and MFA.\nExperience supporting classified, disconnected, air-gapped, or tactical-edge environments.Familiarity with Dell PowerEdge, Cisco UCS, HPE, DISA STIG Viewer, SCAP scanning, ACAS/Nessus, and POA&M remediation workflows.\nExperience integrating NSX with Cisco Nexus, Juniper, Palo Alto Networks, F5, or similar enterprise technologies.\nAbout Abile Group, Inc.\nAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. Together, this partnership creates a stronger, more integrated cybersecurity organization with expanded opportunities for employees, deeper technical collaboration, and a unified mission. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high-performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.\nHiring Statement\nAbile is committed to hiring the most qualified and best fit person for the job - always has, always will. Anyone requiring reasonable accommodations should email  with requested details. A member of the HR team will respond to your request within 2 business days.\nPlease review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.","description_format":"text","description_chars":6905,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Professional Services","Information Security"],"lifecycle":[{"event":"open","at":"2026-10-08T20:08:34Z"}],"visa":[],"liveness":{"score":37,"band":"fade","label":"Fading","p_open":1,"p_active":0.784,"p_room":0.473,"age_days":6,"expected_fill_days":4,"reasons":["conf:2","velocity","win:tail"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/abile-group-senior-nsx-engineer","json_url":"https://alion.io/job/abile-group-senior-nsx-engineer.json","meta":{"generated_at":"2026-10-15T16:52:28Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":25565,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1946130},"rest":"https://alion.io/mcp/rest/get_company?id=1946130"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fabile-group-senior-nsx-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fabile-group-senior-nsx-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fabile-group-senior-nsx-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/abile-group-senior-nsx-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fabile-group-senior-nsx-engineer"}]}