Firewall Engineer
Saic
Description This is a senior firewall position within the Vanguard 2025 Contract, providing general engineering support to multiple firewall and perimeter security systems and devices. The well qualified candidate will possess and apply comprehensive knowledge regarding perimeter security devices. The candidate must be capable of planning and leading the testing, implementation, and maintenance of perimeter security technologies and devices. The candidate must be capable of evaluating performance results, performing risk assessments, and recommending changes affecting perimeter security configuration/implementations. The position directly supports DoS on-site to provide perimeter security protection to over 80,000 customers globally. The role is hybrid and will require 2-3 days per week in the office. The role also includes some travel to other offices with the NCR. Responsibilities Build, design, test and deploy perimeter security systems. Direct compilation of records and reports concerning perimeter operations and maintenance to analyze the performance of perimeter security systems. Provide input to the problem management process, including assessing and evaluating software and hardware anomalies; supports the root cause analysis efforts to determine problems and develop remediation activities; interfaces with vendor support service groups to ensure proper support during outages or periods of degraded system performance. Manage the transition to operations of perimeter security devices for 24x7 O&M. Collaborate with Cross-Bureaus and Agencies to implement network changes as it relates to perimeter security. Support the configuration and testing of replacement perimeter devices. Plan, document, and implement hardware and software build and refresh cycles. Create and maintain standard operating procedures and guides for new and/or existing perimeter hardware and software. Attend weekly teleconferences, onsite meetings, and participate in working groups, as related to constant changing security environment. Qualifications Preferred: Bachelor degree in a computer science/computer engineering related discipline with 9+ years of experience; Masters with 7+ years of experience; may accept additional experience in lieu of degree. 8-10 years IT network engineering support experience (Tier II, Tier III, network infrastructure implementation and maintenance). Expert experience in one or more of the following security devices: Palo Alto firewalls, Panorama management console, Fortinet FortiGate NGFW, A10 Encrypted Traffic Inspection/Application Delivery, and Cisco ESA & ASA. Experience developing and configuring SSL encryption/decryption solutions for traffic inspection. Experience supporting the configuration and maintenance of Firewall/DMZ infrastructure including Network and Application Firewall Packet Filtering technologies (Palo Alto, Fortinet FortiGate). Firsthand experience in developing and providing quality assurance review of engineering change orders relating to the replacement or enhancement of perimeter security hardware and software. Experienced with performing root cause analysis, risk identification, and risk mitigation. Knowledgeable with configuring Cisco switches. Experienced with network monitoring devices such as NeuralStar or other similar monitoring tools. Experience with Red Hat Linux/CentOS and Ubuntu including administration scripting is a plus. Required Clearance US Citizenship. Active secret clearance with the ability to obtain a top secret clearance. #J-18808-Ljbffr Saic
$86.6k - $181.8k
Job Title: Senior Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity As a member of the TCS Network...SuggestedFull timeContract workWork experience placementLocal areaRemote workFlexible hours$92.3k - $166.85k
...Description The DISA IT Operation within Leidos’ Digital Modernization Group is seeking a Firewall Engineer to support the Compartmented Enterprise Services Office (CESO) Task Order for the GIG Service Management – Operations II (GSM-O II) contract. This person...SuggestedContract workTemporary workWork at officeLocal areaImmediate start- Age Solutions in Fort Belvoir, VA seeks a Team Lead Firewall Administrator to oversee firewall and security operations supporting a DoD program. This role involves managing vendor resources, developing requirements, and ensuring compliance with DoD security regulations...Suggested
$145k - $155k
.... Shape the architecture. At D2 Tech Services, Senior Systems Engineers aren’t order-takers — they’re the people who look at a complex... ...disciplines and working familiarity with others: Cisco ASA / Palo Alto firewall engineering VMware infrastructure and architectures, virtual...SuggestedImmediate start- Saic is seeking a Senior Firewall Engineer for the Vanguard 2025 Contract in Newington, Virginia. The position involves overseeing perimeter security technologies, requiring a candidate with extensive IT network engineering experience and expertise in firewall management...SuggestedContract workWork at office
$90k - $115k
Job Description This role provides Systems Engineering support for the installation and maintenance of Accenture’s Task Management Solution... ...of deploying and managing security capabilities to include firewalls in Azure 2 years of Windows Server (VM) technology administration...Temporary workWork at office$71k - $90k
CSIK Consulting, based in Alexandria, Virginia, is seeking a skilled Firewall Administrator focused on network security. This role requires proven expertise in Palo Alto Networks firewalls and Cisco networking technologies, encompassing responsibilities from configuring...Full time- ...Information Systems Security Engineer In this role, you will support a Cyber team working with the Army Intelligence community. We’re... ...Cisco Router” or “Configuring a credentialed scan in ACAS.” Audit firewall rules and ACLs for ACAS scanning traffic, ISE RADIUS, and...Local areaImmediate start
- A technology and professional services firm is seeking a Firewall Administrator in Fort Belvoir, VA, to provide vital support for DoD programs. Responsibilities include deploying firewall solutions, conducting security assessments, and ensuring compliance with regulations...
- ...Professional Services Engineer Customer Support New York City Full-time Description VAST Data is looking for a Professional Services Engineer to join our growing team! This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history...Full time
$99k - $225k
...apply)job requisition id: R0242248Information Systems Security Engineer**The Opportunity:**In this role, you will support a Cyber team... ...Cisco Router" or "Configuring a credentialed scan in ACAS."* Audit firewall rules and ACLs for ACAS scanning traffic, ISE RADIUS, and...Full timeContract workPart timeWork at officeLocal areaImmediate startRemote work$92.3k - $166.85k
Senior Communications Security (COMSEC) Engineer Leidos is seeking a Senior Communications Security (COMSEC) Engineer in Fort Belvoir... ...attached to encryption devices (examples: routers, switches, firewalls). Knowledge and basic understanding of Information Security practices...Contract work- ...private businesses with software development, scientific and engineering technical assistance, systems integration and enterprise security... ..., Linux/Unix, Active Directory, and LDAP. Solid grasp of firewalls, load balancers, DNS, and TLS/SSL certificates. Proven ability...Immediate startRelocation package
$99k - $225k
...for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical... ...Experience with cybersecurity tools and technologies such as IDS/IPS, firewalls, host‑based security, and DevSecOps tools and practices,...Full timeContract workPart timeLocal area$77.6k - $176k
Job Description Information Systems Security Engineer The Opportunity Are you looking for an opportunity to share your experience in... ...Experience with cybersecurity tools and technologies such as IDS/IPS, firewalls, host‑based security, or Identity and Access Management (IDAM)...Full timeContract workPart timeLocal areaRemote work- ...Overview VTG is seeking a Test Systems Engineer, located in Springfield, VA. What will you do? Mid-level Test Systems Engineers perform Application, System and Integration Testing across the National System of Geospatial-intelligence (NSG), Allied System of Geospatial...Work experience placement
- ...operational units and stakeholders to evaluate technologies. Candidates must have 10-15 years of experience, a bachelor's degree in engineering, and a strong background in technology development. A Secret clearance is required; Top Secret clearance preferred. Expected...
- ...and work orders. Support Tier I-III system, networking, and engineering personnel to ensure network troubleshooting efforts Oversee real... ...for the agency. Understanding of TCP/IP, DNS, DHCP, VPNs, firewalls, and network protocols. Strong problem‑solving and communication...Contract workFor contractorsRemote workShift work
$120k - $150k
...complex mission environments. About the role The Field Service Engineer plays a critical role in delivering advanced technical support... ...connectivity issues (e.g., IP networking, routing, firewalls, VPNs) and system integrations. Software & Systems Support: Work...Full timeTemporary workWork experience placementLocal areaRemote work- Job Description Fibertek is seeking a highly skilled and detail-oriented engineer to support the U.S. Army’s Research and Technology Division at Fort Belvoir, VA, as an entry-level electro-optical engineer. The role involves research, development, demonstration, and test...Full timeRemote workRelocation package
- ...seeking a highly motivated and experienced Communications Systems Engineering and Technical Assistance (SETA) professional in Chantilly, VA... ...technologies, including LAN/WAN, switches, routers, and firewalls. Demonstrated success in program/project management, including...
- Defense Engineering Inc. (DEi) is seeking a Network Engineer /Architect Senior COMSEC Engineer for a long-term contract at Defense Threat... ...to the encryption devices (examples: routers, switches, firewalls) Knowledge and basic understanding of Information Security practices...Long term contractFull timeContract workShift work
- ...intelligence community, defense, civil, and commercial markets.**Job Summary:**Nightwing is seeking a highly motivated and experienced civil engineer with a structural focus to join our team based in Springfield, VA area. Civil engineering at Nightwing requires the application of...Temporary work
$115k - $150k
...(Interim OK) Citizenship: US Citizenship required Sherpa 6 is seeking a highly motivated and skilled Lead Test Automation Engineer to join our team.? We build mission critical systems for the Department of Defense (DoD) and other commercial customers. We're looking...Interim role$102.83k - $154k
...defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency...Full timeWork experience placementLocal areaRemote workWorldwide- ...Overview Abile Group has an exciting and challenging opportunity for a Systems Engineer on a contract providing Network and Cybersecurity services supporting an Intelligence Community customer. All the personnel on the team will work together to support transport and...Contract workWorldwide
- ...We’re looking for a Mid‑Level Systems Engineer to play a key role in delivering mission‑critical GEOINT capabilities across the National System for Geospatial‑Intelligence (NSG), Allied System for Geospatial‑Intelligence (ASG), and other partner Federal Agencies. In this...Permanent employmentContract workWork experience placementLocal areaRemote work
- ...Core4ce Systems Engineer Job ID: 1284-383 We are seeking a skilled Systems Engineer to support the technical planning, integration, and validation of complex systems across their entire lifecycle. The ideal candidate will have experience conducting rigorous systems engineering...Full timeImmediate startFlexible hours
- Lockheed Martin is hiring a level 3 Product Quality Engineer at Fort Belvoir, VA to enhance product quality workflows. Candidates must have proficiency in Python and an active TS/SCI with CI Poly security clearance. The engineer will analyze workflows, develop automation...Full time
- ...accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Required Qualifications Master’s in Engineering and 18 years of experience, or PhD in Engineering and 10 years of experience in related technical or scientific fields such as...Remote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Firewall Engineer. Be the first to apply!

