Network Security Engineer
$176k - $282kPeraton
Peraton OverviewPeraton 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.ResponsibilitiesDeconfliction with mission partners.Scripting and development experience with Python, SQL, Web Applications, Networking; experience in cyber.Extensive experience serving in a senior network security engineer position or other relevant cyber security position.Resource will work closely with management and provide technical support to a multi-discipline team.QualificationsMinimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhDActive Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph.Proficiency working in a Linux environment – Debian, Kali, Centos or Ubuntu.Familiar with computer networking technology and terminology (ip addresses, tcp/udp, firewalls, etc.).Experience configuring network devices (eg., routers, switches, etc.).Experience performing network packet inspection, traffic analysis, performance characterization (e.g., Wireshark, TCPdump, etc.).Understanding of network/cyber security, penetration testing and information security practices.Understanding of Linux network security tools – (e.g., Metasploit, netcat, nmap, etc.).Experience using scripting languages for development, modification, automation, parsing data seta and network monitoring (e.g., bash, Perl, Python, etc.).Experience building virtual infrastructure - (e.g., vSphere).Experience in either design, implementation, procurement or maintenance of network infrastructure.Ability to work with stakeholders and developers to engage in joint project planning and execution.Target Salary Range$176,000 - $282,000. 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.Benefits StatementPeraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at.Application StatementsThe application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity.Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Job SummaryRequisition ID: 2026-167418Position Category: Information TechnologyClearance: Top Secret/SCI w/Poly
$150k
...Network Security EngineerChantilly, VA, United StatesUp to $150,000/ yearCyber Security Engineer Security Engineer Systems Engineer NOC Engineer Network EngineerSecurity clearance: Currently holds Top Secret/Sensitive Compartmented Information (TS/SCI)MANTECH seeks a...SuggestedWork at officeNight shift- ...NETWORK SECURITY ENGINEER: Expert Level Location: Chantilly, VA US Security Clearance Requirement: TS/SCI with Full Scope Polygraph Clearance Status: Must be Current JOB DESCRIPTION If you are looking for a position that is different from your normal network...Suggested
- ...Inferno Systems Inc. in Chantilly, VA is seeking a Network Security Engineer at expert level to support covert and secure networks. The role blends network defense and offensive techniques, assisting penetration testers with edge device analysis, vulnerability assessment...Suggested
$94.4k - $198.2k
...Job Title: Cyber Network Security EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with... ...age, national origin, disability, status as a protected veteran, or any otherprotectedcharacteristic.Department:Cyber Engineering...SuggestedContract workWork experience placementImmediate startFlexible hours$176k - $282k
...Peraton in Chantilly, Virginia is seeking a Network Security Engineer to enhance and protect its cyber defenses. Ideal candidates should have significant experience in network security engineering, proficiency in scripting and a strong understanding of networking principles...Suggested$178.4k - $226.7k
Application deadline: Oct 25, 2026We're seeking a Security Engineer to design, develop, and implement security solutions that strengthen AWS Global ProServe's security posture. You'll build automated security mechanisms to monitor and protect AWS interactions with customers...InternshipFlexible hours- ...has a Presales Consultant role based onsite in Virginia. The Security POC Engineer will perform hands-on testing, customer demos, and develop... .... The position demands experience with test methodologies, networking architectures, and security concepts, with occasional...
- ...impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth. We are seeking a Security Engineer to support a mission-critical enterprise. The ideal candidate will be responsible for the security of multiple applications...
$109.5k - $213.5k
# Security Engineer (Cross-Functional) - SMEAccenture Federal Services · accenturefederal.comCategory: Security EngineeringLocation: Chantilly, VAClearance: TS/SCI + PolyAt Accenture Federal Services, nothing matters more than helping the US federal government make the...Live inWork at officeLocal area$5,000 per month
...Context LV8D Solutions supports national security space and intelligence customers... ...capabilities. The Communication Systems Engineer will support government satellite programs... ...will also support communication systems, network, and crypto acquisition activities for multiple...Contract workTemporary workFor contractorsWork at officeImmediate startFlexible hours$25 - $30 per hour
...in space. The Aerospace Corporation is hiring a Hardware Security Engineering Undergrad Intern for the Cyber and Mission Technology Department... ...in the areas of Hardware Security, Advanced Cryptography, Network Security, and Embedded/ Specialized Compute Solutions. The...Hourly payFull timeTemporary workInternshipWork at officeImmediate startRemote workRelocation packageFlexible hours$159.3k - $202.4k
...AWS Security is looking for Security Engineers who can drive and improve Identity outcomes across the network for the largest cloud provider in the world. AWS is architected to be the most flexible and secure cloud computing environment available today. Our core infrastructure...Full timeTemporary workInternshipFlexible hoursNight shift$337.25k
...Network EngineerTTG Solutions is seeking an experienced Network Engineer with a strong background in cloud services and network security. We are looking for a self-motivated individual with extensive knowledge in configuring and securing network environments both in the...- ...Polygraph required. U.S. citizenship required.Location: On-site in Chantilly, VA (Full-Time). 3 openings: 1 Cyber Security Analyst and 2 Cyber Security Project Engineers. Help protect mission systems. You'll analyze and engineer security across mission systems and drive...Full time
$137.6k - $184k
...Responsibilities- Lead threat modeling, security design reviews, and architecture reviews... ...industry-certified assessors and Compliance Engineers with DevOps and Cloud Infrastructure... ...experience in IT Security- Knowledge of networking protocols such as DNS and TCP/IP- Experience...InternshipWorldwideFlexible hours$146k - $234k
...analyzes, and detects cyber events and incidents within information systems and networks under general supervision. Assists with integrated, dynamic cyber defense, coordinates and maintains security toolsets to support organizations’ continuous monitoring and ongoing...Contract workShift work- ...Amazon Inc. is seeking an experienced Physical Security Engineering Manager to lead a hardware engineering team dedicated to protecting facilities, assets, and people. You will shape technology strategy for access control, video surveillance, and perimeter security...
- ...NS2 Mission in Chantilly, VA seeks a Senior Cyber Network Operator to configure, maintain, and evaluate infrastructure for national security objectives. You’ll work with experienced teams to manage networking, systems administration across Windows, Unix, Linux, macOS,...
- ...Cyber/Network Engineer (Architecture Focus)We believe that every person, given the opportunity and the tools, is capable of achieving great... ..., cybersecurity, cloud infrastructure, and DevOps to design, secure, and maintain modern enterprise environments. The ideal candidate...
$177k - $265.6k
...to missions. In rapidly changing global security environments, Northrop Grumman brings informed... ...’ll support you expanding your personal network and developing skills, whether you are... ...a candidate to join our diverse team of engineers, system administrators, and operators as...Work at officeLocal areaRelocationShift work$117.3k - $160k
...all AWS data centers and all of the servers, storage, networking, power, and cooling equipment that ensure our... ...join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles....Immediate startWorldwideFlexible hours$150k - $195k
...program award. Role covers basic to advanced penetration testing, vulnerability analysis, and tool-driven exploits; leads tests, mentors teammates, and advises on security best practices. Starting pay ranges from $150,000 to $195,000 annually, DOE. #J-18808-Ljbffr$86.8k - $198k
...vulnerabilities and potential threat vectors in systems and networks, develop exploits, and engineer attack methodologies.Apply advanced advising skills,... ...leveraging adversarial tactics to conduct hands-on security testing3+ years of experience performing network security...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations,... ...Activities include detailed log analysis, network traffic monitoring, and vulnerability risk... ...analysis, wireless, and cloud security Transform raw scan data into actionable...
- ...Cisco Security Consulting EngineerCisco Security Professional Services provides full life... ...high-value services.Security Consulting Engineers are responsible for providing Security Consulting... ...preferred.Knowledge of Cloud Security, Network Visibility, and Zero Trust Segmentation...Remote workWorldwide
- ...AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government... ...risk. Serving as a trusted interface among product, engineering, operations, executive leadership, and government...Full timeLocal areaRelocationVisa sponsorship
$159.3k - $202.4k
The AWS Cloud Security Response team operates on the AWS-side of the Shared Responsibility... ...the security of AWS Cloud services. Our engineers independently investigate and resolve... ...proficient across security domains including network and operating system security,...InternshipFlexible hoursShift work$60 - $64 per hour
...Akkodis is seeking a Security Systems IV&V Engineer for a Contract job with a client in Herndon, VA(onsite). Rate Range: $60/hour to $64/hour... ..., and execute comprehensive IV&V activities for network and security infrastructure projects. Process Development...Hourly payFull timeContract workTemporary workLocal area- ...Sr. Security Engineer - Federal Customer (on-site 5 days per week/Chantilly, VA - TS/SCI Required If you enjoy working with new technologies... ...Engineers perform high-quality security assessments of network and platform components, mitigate risks, develop security automation...
- ...Job DescriptionJob Description Sr Network Security Engineer On-Site | Reston, VA Our client, a mission-focused defense program, is adding a capable firewall engineer to an on-site team based in Reston, VA. In this seat you'll stand up and run a sophisticated firewall estate...Full timeRelocationFlexible hours
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