Senior Cybersecurity Engineer

Arlington County Government

Senior Cybersecurity Engineer providing technical support to network operations and cybersecurity policy recommendations. Join Arlington County's Information Security Team in a hybrid role.

Posted 5/1/2026full-timeArlington • Virginia • 🇺🇸 United StatesSenior💰 $138,174 - $214,156 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudCyber SecurityFirewallsGoogle Cloud PlatformSwitching

About the role

Key responsibilities & impact

Serving as subject matter expert and team lead for architecting and operating network firewalls, network access control (NAC) systems, and load balancers;
Designing, configuring, and operating the security components of additional network and security devices including: virtual private network (VPN) appliances, security and event (SIEM) systems, cloud security applications, and intrusion detection and prevention systems (IDS/IPS);
Responding to network security alerts and coordinating responses to incidents;
Providing tier 3/tier 4 technical support to resolve escalated cybersecurity issues;
Conducting network forensics, investigating intrusions, and leading recovery activities;
Leading the development and implementation of necessary controls and procedures to protect information and technology assets, as well as developing and updating technical documentation, including network diagrams and security assessments.

Requirements

What you’ll need

Bachelor's degree in Computer Science, Information Systems Management, Mathematics, or a related field;
Significant progressively responsible experience managing firewalls, load balancers, and cybersecurity programs and systems, that includes experience coordinating the work of others. This experience must include hands-on real-world experience managing large scale secure networks.
Preference may be given to those with experience and/or knowledge in one or more of the following:
Firewalls- Advanced level
Network and Application Load Balancers- Advanced level
Cloud Security (AWS/Azure/GCP)- Advanced level
Routing & Switching- Intermediate level
Wired and Wireless NAC-Intermediate level
Understanding of network traffic analysis, remote access methods and systems, encryption, Advanced level; and/or
Vulnerability Scanning and Penetration Testing - Intermediate level
A complete application will include an attached resume describing how your education, work experience, and training meets the requirements under selection criteria and highlighting your accomplishments in these areas and the desirables.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Arlington County Government Website LinkedIn All Job Openings 1001 - 5000 employees 🏛️ Government 🤝 Non-profit 🌍 Social Impact Government
Non-profit
Social Impact Arlington County Government is the local governing body responsible for managing and providing services to Arlington County, Virginia. This includes overseeing public safety, community planning, environmental services, and recreational programs. The county government engages with residents through meetings, events, and various community initiatives to foster civic involvement and ensure transparency in local governance. Senior Cybersecurity Engineer 🔥 1 hour ago 🏢🏡 Arlington – Hybrid 💵 $138.2k - $214.2k / year ⏰ Full Time 🟠 Senior 👮‍♂️ Cybersecurity / Security Engineer AWS Azure Cloud Cyber Security Firewalls Google Cloud Platform Switching Apply Now Find Hiring Managers Customize resume for this job Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Serving as subject matter expert and team lead for architecting and operating network firewalls, network access control (NAC) systems, and load balancers;
Designing, configuring, and operating the security components of additional network and security devices including: virtual private network (VPN) appliances, security and event (SIEM) systems, cloud security applications, and intrusion detection and prevention systems (IDS/IPS);
Responding to network security alerts and coordinating responses to incidents;
Providing tier 3/tier 4 technical support to resolve escalated cybersecurity issues;
Conducting network forensics, investigating intrusions, and leading recovery activities;
Leading the development and implementation of necessary controls and procedures to protect information and technology assets, as well as developing and updating technical documentation, including network diagrams and security assessments. 🎯 Requirements
Bachelor's degree in Computer Science, Information Systems Management, Mathematics, or a related field;
Significant progressively responsible experience managing firewalls, load balancers, and cybersecurity programs and systems, that includes experience coordinating the work of others. This experience must include hands-on real-world experience managing large scale secure networks.
Preference may be given to those with experience and/or knowledge in one or more of the following:
Firewalls- Advanced level
Network and Application Load Balancers- Advanced level
Cloud Security (AWS/Azure/GCP)- Advanced level
Routing & Switching- Intermediate level
Wired and Wireless NAC-Intermediate level
Understanding of network traffic analysis, remote access methods and systems, encryption, Advanced level; and/or
Vulnerability Scanning and Penetration Testing - Intermediate level
A complete application will include an attached resume describing how your education, work experience, and training meets the requirements under selection criteria and highlighting your accomplishments in these areas and the desirables. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Lead Cybersecurity and RMF Engineer 🕒 Yesterday EEOC 1001 - 5000 🏛️ Government 📋 Compliance 🌍 Social Impact Website LinkedIn All Job Openings Cybersecurity and RMF Engineer leading the development of security solutions for the US Air Force. Manage cyber security controls and lead risk assessments in large enterprises. 🏢🏡 Arlington – Hybrid 💵 $112.8k - $257k / year ⏰ Full Time 🟠 Senior 👮‍♂️ Cybersecurity / Security Engineer Cloud Cyber Security Senior Cybersecurity Engineer 🕒 6 days ago Fluence 1001 - 5000 ⚡ Energy 🔧 Hardware ☁️ SaaS Website LinkedIn All Job Openings Senior Cybersecurity Engineer responsible for implementing cybersecurity practices for Fluence's energy storage software and infrastructure. Collaborating with cross-functional teams to secure solutions and enhance safety. 🏢🏡 Arlington – Hybrid 💰 $400M Post-IPO Debt - Fluence on 2024-12 ⏰ Full Time 🟠 Senior 👮‍♂️ Cybersecurity / Security Engineer 🦅 H1B Visa Sponsor Cloud Cyber Security Linux Cybersecurity Threat Researcher 🕒 6 days ago KnowBe4 1001 - 5000 🔒 Cybersecurity ☁️ SaaS 📚 Education Website LinkedIn All Job Openings Cybersecurity Threat Researcher analyzing trends in data sets to establish threat patterns. Investigating phishing attacks and assisting in various departments with Threat Intelligence. 🏢🏡 Arlington – Hybrid ⏰ Full Time 🟡 Mid-level 🟠 Senior 👮‍♂️ Cybersecurity / Security Engineer 🦅 H1B Visa Sponsor Cyber Security Python SQL Contract Program Security Officer 🕒 April 24 EEOC 1001 - 5000 🏛️ Government 📋 Compliance 🌍 Social Impact Website LinkedIn All Job Openings Manage security operations and oversight for classified contract programs at Booz Allen Hamilton. Involve in clearance processing and coordination of security education programs. 🏢🏡 Arlington – Hybrid 💵 $69.4k - $158k / year ⏰ Full Time 🟡 Mid-level 🟠 Senior 👮‍♂️ Cybersecurity / Security Engineer TypeScript Cybersecurity Engineer 🕒 April 1 Talent Acquisition Concepts 1 - 10 👥 HR Tech 🎯 Recruiter 🤝 B2B Website LinkedIn All Job Openings Cybersecurity Engineer specializing in Risk Management Framework operations and project management for federal clients. Role involves collaboration and leadership across multiple cybersecurity initiatives. 🏢🏡 Arlington – Hybrid ⏰ Full Time 🟠 Senior 🔴 Lead 👮‍♂️ Cybersecurity / Security Engineer Cyber Security Linux PMP View More Security Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

network firewallsnetwork access control (NAC)load balancersvirtual private network (VPN)security information and event management (SIEM)cloud security applicationsintrusion detection and prevention systems (IDS/IPS)network forensicsvulnerability scanningpenetration testing

Soft Skills

team leadtechnical supportincident responsecoordinationdocumentation