{"id":2629998,"url":"https://alion.io/job/peraton-senior-network-engineer-load-balancer-firewall-specialist","title":"Senior Network Engineer – Load Balancer / Firewall Specialist","company":{"id":722,"name":"Peraton","domain":"peraton.com","url":"https://alion.io/company/peraton","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":14,"ghost_share":0,"stale_share":0,"repost_share":0.071,"time_to_fill_p50_days":10,"computed_at":"2026-10-25T05:49:26Z"}},"role":"Networking","role_family":"Networking","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":["Ashburn, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":135000,"max":216000,"currency":"USD","period":"year","gross":null,"usd_annual":216000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"GCP","optional":false},{"name":"HAProxy","optional":false},{"name":"Nginx","optional":false},{"name":"OWASP Top 10","optional":false},{"name":"Prisma Cloud","optional":false},{"name":"TCP/IP","optional":false},{"name":"VPN","optional":false},{"name":"Ansible","optional":true},{"name":"FedRAMP","optional":true},{"name":"HIPAA","optional":true},{"name":"IBM QRadar","optional":true},{"name":"Microsoft Sentinel","optional":true},{"name":"PCI DSS","optional":true},{"name":"Python","optional":true},{"name":"SIEM","optional":true},{"name":"Splunk","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-15T15:53:48Z","employer_posted_date":"2026-10-15","last_verified_at":"2026-10-25T16:15:05Z","board_verified":true,"closed_at":null,"days_open":10,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":10},"description":"Responsibilities\nPeraton is seeking an experienced Senior Network Engineer specializing in load balancing and firewall technologies to support enterprise network infrastructure and security operations. This individual will serve as a subject matter expert (SME) in application delivery, traffic management, and network security, with a primary focus on Palo Alto Networks firewalls and enterprise load balancing solutions. The Senior Network Engineer will lead the design, deployment, administration, and optimization of these technologies to ensure secure, reliable, and high performing network services across distributed and hybrid cloud environments.\nThe ideal candidate will bring hands on experience with Palo Alto Networks next generation firewalls and F5 BIG IP or comparable application delivery platforms, along with strong networking fundamentals, security policy management, and advanced troubleshooting skills.\nThis position requires full time, on site presence at one of the designated locations in Ashburn, VA; Springfield, VA; or Orlando, FL.\nDay to Day Roles and Responsibilities:\nArchitect, deploy, and manage enterprise load balancing platforms: F5 BIG-IP (LTM, GTM/DNS, ASM, APM), Citrix ADC (NetScaler), HAProxy, NGINX, or AWS/Azure load balancers\nDesign and maintain Next-Generation Firewall (NGFW) infrastructure with a primary focus on Palo Alto Networks PAN-OS, as well as Fortinet FortiGate, Cisco Firepower/FTD, or Check Point\nDevelop and enforce firewall rulesets, security policies, NAT configurations, and zone-based access controls using Palo Alto Panorama for centralized policy management across distributed deployments\nConfigure and manage Palo Alto-specific security features: App-ID, User-ID, Content-ID, Security Profiles (Antivirus, Anti-Spyware, Vulnerability Protection, URL Filtering, WildFire)\nDeploy and manage Palo Alto GlobalProtect for remote access VPN and mobile workforce security\nConfigure and optimize load balancing algorithms, health monitors, persistence profiles, SSL offloading, and iRules/policies\nManage SSL/TLS certificate lifecycles, including termination, re-encryption, and certificate management platforms\nImplement and maintain Web Application Firewall (WAF) policies - including Palo Alto Prisma Cloud and F5 ASM - to protect against OWASP Top 10 and application-layer threats\nManage Palo Alto Panorama templates, device groups, and log forwarding at scale across multi-site deployments\nSupport high availability (HA) architectures including active/active and active/passive clustering for both firewalls and load balancers\nIntegrate load balancing and firewall solutions with hybrid and multi-cloud environments (AWS, Azure, GCP)\nPerform firewall rule base audits, cleanup, and optimization to reduce attack surface\nConduct traffic analysis and packet capture to diagnose complex application and connectivity issues\nCollaborate with application, DevOps, and security teams to onboard new services and define traffic policies\nLead incident response for firewall- and load balancer-related outages and security events\nParticipate in an on-call rotation to provide 24/7 support for critical infrastructure\nMentor junior and mid-level engineers on firewall and ADC architecture and operations\nMaintain up-to-date documentation: topology diagrams, rule justifications, runbooks, and change records\nQualifications\nBasic Qualifications:\nBachelor's degree and 8 years of experience, a master's degree and 6 years of experience, an associate's degree and 10 years of experience, or a high school diploma or equivalent and 12 years of experience.\nMust be a U.S. Citizen and eligible to obtain the required DHS CBP clearance.\nMinimum of 5 years of hands on network engineering experience, including at least 2 years dedicated to load balancing, firewall administration, or both.\n\nDemonstrated hands on experience administering and troubleshooting Palo Alto Networks PAN OS firewalls and F5 BIG IP Local Traffic Manager (LTM) or a comparable application delivery controller (ADC).\n\nExperience configuring firewall security policies, NAT, application aware controls, and centralized firewall management using Palo Alto Panorama or equivalent tools.\n\nStrong understanding of load balancing, application delivery, SSL/TLS termination, health monitoring, and high availability configurations.\n\nSolid networking fundamentals, including TCP/IP, HTTP/S, DNS, routing protocols, and network address translation.\n\nExperience analyzing network traffic, troubleshooting complex connectivity issues, and resolving problems across Layers 3 through 7 of the OSI model.\n\nPreferred Qualifications:\nExperience supporting federal government, defense, or other regulated environments.\n\nAn active DHS Public Trust or Top Secret security clearance or higher is preferred.\n\nActive Cisco Certified Network Professional (CCNP) certification. CCNP Security is preferred, and CCNP Enterprise is acceptable.\nPalo Alto Networks Certified Network Security Engineer (PCNSE) or F5 BIG IP certification.\n\nExperience with Palo Alto GlobalProtect, Panorama, App ID, User ID, Content ID, and WildFire.\n\nExperience with Palo Alto Prisma Access, Prisma SD WAN, VM Series firewalls, or other cloud delivered security solutions.\n\nExperience with cloud security services across AWS, Microsoft Azure, or Google Cloud Platform.\n\nFamiliarity with Web Application Firewall (WAF) technologies, including F5 Application Security Manager (ASM), and application security best practices.\n\nExperience with network security automation using Python, Ansible, Terraform, or vendor specific APIs.\n\nKnowledge of security monitoring and SIEM integrations, including Splunk, IBM QRadar, or Microsoft Sentinel.\n\nFamiliarity with security and compliance frameworks, including NIST SP 800 53, FedRAMP, PCI DSS, HIPAA, or DoD Security Technical Implementation Guides (STIGs).\n\nExperience supporting federal government, defense, or other regulated environments.\n\nBachelor's degree in Computer Science, Information Technology, Cybersecurity, Network Engineering, or a related field. Equivalent combinations of education, training, and professional certifications will be considered.\n\nAdditional certifications such as CCIE Security, Palo Alto security certifications, Fortinet NSE certifications, Check Point CCSE, CompTIA Security+, or AWS and Azure security certifications.\n\nPeraton Overview\nPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.\nTarget Salary Range\n$135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEO\nEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.","description_format":"text","description_chars":7840,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"high_school","optional":true},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Information Security","Homeland Security","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-10-15T15:53:48Z"}],"visa":[],"liveness":{"score":60,"band":"ok","label":"Likely open","p_open":1,"p_active":0.801,"p_room":0.75,"age_days":9,"expected_fill_days":10,"reasons":["conf:1","velocity","win:late","comp:brand"],"computed_at":"2026-10-25T05:49:26Z"},"pay":{"stated_usd_annual":216000,"is_top_pay":true},"html_url":"https://alion.io/job/peraton-senior-network-engineer-load-balancer-firewall-specialist","json_url":"https://alion.io/job/peraton-senior-network-engineer-load-balancer-firewall-specialist.json","meta":{"generated_at":"2026-10-25T16:23:24Z","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":23517,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-26T00:00:00Z"}},"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":722},"rest":"https://alion.io/mcp/rest/get_company?id=722"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fperaton-senior-network-engineer-load-balancer-firewall-specialist"},{"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%2Fperaton-senior-network-engineer-load-balancer-firewall-specialist"},{"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%2Fperaton-senior-network-engineer-load-balancer-firewall-specialist"},{"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/peraton-senior-network-engineer-load-balancer-firewall-specialist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fperaton-senior-network-engineer-load-balancer-firewall-specialist"}]}