Permanent TCP/IP Job Vacancies

351 to 375 of 1,103 Permanent TCP/IP Jobs

C2 Air Systems/CAC2S with Security Clearance

Oceanside, California, United States
Anonymous Employer
In support of the USMC's MCTSSA Program, Air Systems Team. C2 Air Systems / Common Aviation Command and Control System (CAC2S) SME is responsible for providing C4I systems support to military units via on-site and remote efforts. This support includes the set-up, configuration, operation … Marines deployed and in garrison - Experience with operation and technical support of CAC2S, Air Defense Systems Integrator (ADSI), Tactical Data Links Jreap A / B / C, Link 16, Vmf, Tactical Radios, and Sensors - Working knowledge of network administration and troubleshooting of Cisco routing and switching … TCP / IP, UDP, VLANs, ACLs, STACKWISE, WAN, NAT, VTP, and EIGRP - Software experience with Windows Server 2008, Windows 10, Windows Server 2012, and Red Hat Linux 6.7 - System Administration experience working with Microsoft Active Directory, VMware Virtualization, and DataCore VSAs - General knowledge of More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Security Operations Analyst

London, United Kingdom
Hybrid / WFH Options
IG Index Limited
SIEM tools is. A strong understanding of technical IT concepts is required, including: Windows and Linux operating systems and system administration Networking, including TCP / IP and other common protocols Microsoft Active Directory Command line interfaces and scripting Understand the role, benefits / downsides, and standard use cases of technical security products, such as firewalls, anti-virus, web proxies, SIEM, IDS / IPS, DLP, and EDR. Familiarity with vulnerability scanning and penetration testing tools and techniques. Qualifications: A university degree in one of the following fields is preferred (but … not required): Cyber / Information Security, Digital Forensics, Ethical Hacking Computer Science, Software Development, Network Engineering Mathematics, Physics and other STEM subjects Other desirable certifications include : CISSP / CEH, CREST, OSCP / Security+, Network+, CySA+ / Vendor certifications for Microsoft, Linux, cloud More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sr Principal Engineer Software with Security Clearance

Chantilly, Virginia, United States
Northrop Grumman
is comprised of multiple mission-focused programs with projects ranging from Unmanned Aerial Vehicle (UAV) SIGINT payload and data link development to OCONUS / CONUS mission / maintenance support. STC tasks include system design, engineering development, system integration, hands-on build and test, field operations and … requirements, software test objectives, success criteria, and required resources for software CSCI level tests and demonstrations. Produce technical documentation in accordance with company / customer procedures. Mentor and guide junior developers contributing to the overall team's growth. Lead the team in applying the appropriate standards, processes, procedures … tools using Agile development methodology Responsibilities include design, embedded software development with unit test via simulation drivers or with mocked hardware, application, and / or processing algorithms, software and hardware system integration, troubleshooting, re-factoring, hands-on build and test, field operations and maintenance, training, and production activities. More ❯
Employment Type: Permanent
Salary: USD 206,000 Annual
Posted:

Linux Systems Administrator - Intermediate - Financial/Banking

London, United Kingdom
N.P.A
Linux Systems Administrator - Intermediate - Financial / Banking Working in a busy and vibrant Financial / Banking environment, candidates will have a minimum of 2+ years Red Hat Linux systems Administration with some Scripting - Bash / Python - and ideally some SQL / Database … to learn new skills. Responsibilities and Duties Monitor and support live trading platforms during operational hours. Participate in a support rota of early / late shifts supporting exchange hours 7am - 6.30pm to provide 1st and 2nd line support for IT infrastructure. Responsible to log, categorise, and prioritise IT … or security alerts to resolution or triage and escalate as necessary. Manage and respond to queries / tickets sent to the infrastructure team from both internal teams or external clients. Assist in the installation, configuration, and maintenance of Linux-based Servers and systems. Perform regular system updates, patches More ❯
Employment Type: Permanent
Salary: GBP 50,000 - 60,000 Annual
Posted:

Senior IT Engineer

England, United Kingdom
Aegis Group
Position: Senior IT Engineer Location: Fyfield, Oxfordshire OX13 5LN Hours: Full Time Salary: Packages around £50,000 per annum (depending on experience) Business / performance related bonus Are you ready to take your career to the next level with a company that has been a cornerstone of IT … relationships. Expertise in remote and on-site support Technical skills should include: Cisco Expertise: In-depth knowledge of Cisco routers and switches Networking: TCP / IP connectivity and IT security expertise Firewall configuration, management and reporting (Fortinet) Windows Server Administration: 2016, 2019, and Server … High-Level Communication Skills: Both written and verbal Device Support: Windows 10 / 11 and Apple devices, experience with Intune, Apple, and Meraki MDM Backup Technologies and Disaster Recovery Microsoft SQL Server: Experience advantageous What we are looking for? Network Design and Implementation - Architecting scalable networking solutions based More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Systems Security Analyst / Cyber Defense Analyst with Security Clearance

Newport, Rhode Island, United States
Strategos Consulting
Naval Operations (CNO) define the future Navy, its missions and roles, support combat readiness, and strengthen maritime security cooperation. Title: Systems Security Analyst / Cyber Defense Analyst Location: Newport, RI Full Time (Y / N): Y Status (Exempt / Non-Exempt): Exempt Clearance: Top … Secret / SCI Primary Responsibilities: • Analysis, documentation and development of integration, testing, operations, and maintenance of system security. • Use data collected from a variety of cyber defense tools (e.g., IDS alerts, firewalls, network traffic logs.) to analyze events from environments to mitigate threats. • Apply defensive measures resulting from … / IP, Dynamic Host Configuration, and Domain Name System. • Network traffic flows Transmission Control Protocol, Internet Protocol, Open System Interconnection Model, and Information Technology Infrastructure Library. • Common attack vectors and classes of attacks (passive, active More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

IT Support Engineer

Birmingham, West Midlands, West Midlands (County), United Kingdom
Michael Page
function at the company's Birmingham head office. The role will cover a wide array of hands-on IT Support at a 2nd / 3rd Line level, as well as project-based work in a Microsoft-centric, cloud-based environment. Client Details Michael Page are proud to be … from a migration and upgrade perspective. Alongside the core elements of Modern Workplace and server work, you will also cover networking across LAN / WAN, VPNs and firewalls. You will also ensure compliance with IT policies, manage assets, track IT performance, and liaise with vendors for hardware / … cloud platforms, particularly Azure. Networking: As well as the Microsoft skill-set, you will have networking experience across areas including Cisco Meraki, LAN / WAN, TCP / IP, DNS, and more. Communication Skills: You've got the knack for explaining complex tech More ❯
Employment Type: Permanent
Salary: £40000 - £45000/annum Comprehensive Corporate Benefits
Posted:

Computer Systems Engineer I with Security Clearance

Falls Church, Virginia, United States
Hybrid / WFH Options
Epsilon Inc
has a generous rollover, 11 company paid Holidays, and 401(k) with immediate contribution. Where you'll work: This is a hybrid onsite / remote opportunity where you will report to the customer location in Falls Church, VA and have the flexibility to work from home based on … for improvement Support the integration of security measures into existing systems, ensuring data protection and compliance Participate in the implementation of continuous integration / continuous delivery (CI / CD) pipelines for software deployments Provide basic technical guidance to internal teams on system functionality and best practices … SSCP or CCNA-Security). Foundational knowledge of Linux and Windows operating systems, including file systems, user management, and basic networking principles (e.g., TCP / IP, DNS). Exposure to Python scripting or programming language with the ability to write simple automation scripts or More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Citrix Systems Engineer

Lorton, Virginia, United States
Leidos
Enterprise Applications team, the Senior Citrix Engineer role will be responsible for designing, implementing, managing, and securing Citrix Virtual Apps and Desktops, Netscaler / ADC, and Citrix Cloud systems. Candidate will be responsible for deployment and management of Virtual Apps and Desktops environments, Netscaler / ADC … high level of performance and user experience. Contribute as a subject matter technical expert for Citrix Virtual Apps and Desktops administration and maintenance / operations / troubleshooting and all elements related the application environment Stay abreast of related technology and recommend future system enhancements, improving troubleshooting … and reducing the manual tasks Basic Qualifications An active TS / SCI clearance, Degree in Computer Science, Information Technology, or a related field BS degree and 8 - 12 years of prior relevant experience or Masters with 6 - 10 years of prior relevant experience. Must have a solid foundation More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

SATCOM Technical Operator with Security Clearance

Chantilly, Virginia, United States
CACI
SATCOM Technical Operator Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US The Opportunity: Are you ready to shape the future of intelligence systems? CACI … experience) in a relevant field, with a minimum of 7 years' experience in a relevant technical field to the position. • Active Top Secret / Sensitive Compartmented Information (TS / SCI) clearance, with required polygraph. • Demonstrated expertise in designing, building, and testing of networks leveraging commercial telecommunications … Knowledge of SATCOM protocols and modulation types. • Demonstrated technical expertise in computer and network operating systems (e.g., Windows, Linux, OSX, Citrix etc.), hardware / network management tools, and protocols (e.g., TCP / IP, SMTP, TLS / SSL, etc.) - What You More ❯
Employment Type: Permanent
Salary: USD 216,200 Annual
Posted:

Penetration Tester with Security Clearance

Chantilly, Virginia, United States
CACI
Penetration Tester Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None The Opportunity: Perform computer network evaluations to include penetration security assessments in a cybersecurity red team environment. … OSCE, GPEN, GWAPT, GPEN, GXPN, CEH, CISSP. Malware analysis or digital computer forensics experience. Cyber related Law Enforcement or Counterintelligence experience. Scripting (Windows / nix), Bash, Python, Perl or Ruby, Systems Programming is a plus. Existing Subject Matter Expert of Advanced Persistent Threats and Emerging Threats. Proactive interest … etc. Must be proficient in any of the following: PowerShell Empire, Metasploit Framework, Cobalt Strike, Burp Suite, Canvas, Kali Linux, IPTables, Sysinternals, A / V evasion methodologies, Exploit Dev. Must have solid working experience and knowledge of Windows operating systems (incl. Active Directory), Linux operating systems; ESXi or More ❯
Employment Type: Permanent
Salary: USD 216,200 Annual
Posted:

IT Systems Engineer (Linux)

Shoreham-by-sea, Sussex, United Kingdom
Hybrid / WFH Options
Ricardo
2nd and 3rd line support tickets efficiently. Participate in after-hours upgrades, troubleshooting, and on-call support as required. Ensure compliance with ISO / IEC 27001:2022 standards. Monitor infrastructure performance and implement necessary improvements. Support other technology objectives as required. Key Competencies and Experience Extensive experience in … an IT or technology department, including: Administration and management of Linux / UNIX servers. Monitoring system performance and ensuring security. Performing routine system administration tasks and maintaining logs. Providing technical support, troubleshooting, and user assistance. Installing and optimising Linux-based applications. Managing system access, data integrity, and security … troubleshoot complex system issues. Familiarity with version control systems (Git, SVN). Experience in system management tools, logical file systems, and client / server environments. Ability to work effectively in a geographically distributed team. Knowledge of networking concepts, including LAN / WAN, TCP More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Virtualization Engineer with Security Clearance

Raleigh, North Carolina, United States
PlanIT Group LLC
years' experience, in supporting virtualization technologies preferred • Architect and design server virtualization solutions • Perform systems administration for Windows Server and UNIX / Linux systems such as RHEL and SLES • Develop automation through scripting and APIs (Ansible, Puppet, Chef, PowerShell, Python, Bash, Terraform) • Perform certificate lifecycle management for systems … members • Define, monitor, optimize, and troubleshoot system performance of all server virtualization and other related infrastructure systems • Basic understanding of data center networking (TCP / IP, switching / routing, ports and protocols, firewall concepts, load-balancing) • Strong, demonstrable scripting experience in one … and client-server applications. • Ability to develop and maintain IT documentation. • Independently analyzes and develops innovative resolutions for complex problems involving availability and / or performance at the component level. Works with vendors to resolve problems and, implements solutions independently • Leads project teams within assigned unit. Develops, plans More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Solutions Architect

United Kingdom
Arrcus Inc
in shipping industry-leading networking products, complemented by industry thought leaders, operating executives, and Tier One VCs. Role: The Senior Solution Architect (Customer / Systems / Sales Engineer) will leverage strong technical skills and equally strong customer communication skills to confidently lead customers and partners through … translate them into Arrcus solutions while becoming a trusted advisor. Execute in-depth proof of concept (POC) of Arrcus solutions and provide recommendations / reports to the customer. Being current on the networking industry by keeping up with the appropriate standards as well as being able to perform … and Arrcus. Work closely with cross-functional teams such as Sales, Engineering, Product Mgmt, Ops and QA to drive customer success. Qualifications: BS / MS in Computer Science, Electrical Engineering (or similar). Minimum 6 years in networking and 3 years of experience in similar roles. Excellent technical More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Information Technology Engineer

London Area, United Kingdom
Hybrid / WFH Options
Syntax Integration Limited
infrastructures. Excellent technical skills and possess the capacity to work on multiple competing requests. Relevant certifications i.e. Microsoft Associate and Expert level MS365 / Azure / Security, CCNA. Good people management skills, with experience providing hands-on technical team leadership. Technical Skills Experience with Microsoft … of security principles and their application. Strong understanding of Windows Server Operating Systems and Hypervisors. A strong understanding of networking concepts and protocols (TCP / IP, VLAN, VPN, BGP, OSPF, etc.). Solid knowledge of network security concepts, including firewall configuration, VPN setup, and … Management and Monitoring Systems i.e., Datto RMM, TeamViewer Strong understanding of common desktop operating systems, i.e. Windows and MacOS Good experience with laptop / desktop hardware troubleshooting General knowledge and troubleshooting of smartphones Experience using backup products and disaster recovery solutions (e.g., Azure, SkyKick, Barracuda and Spanning) Why More ❯
Posted:

AIS/IT Administrator Mid with Security Clearance

Annapolis Junction, Maryland, United States
MAG DS Corp dba MAG Aerospace
operational excellence, and flawless execution. Relentlessly driven by our dedication to service and performance, we have become the leading independent provider of manned / unmanned full-spectrum outsourced ISR services in the world. Our success is due entirely to the high caliber of employees we recruit, hire, and … Responsibilities Duties include, but not limited to : Provide day-to-day infrastructure maintenance for NCWDG AIS systems, Provide system engineering services to troubleshoot / correct network, system and software failures as reported by network users of the Command networks, Provide training and support for AlS personnel on network … system and product development and integration as directed Requirements Minimum Requirements Experience: Minimum of 5 - 8 years applied work experience as a AIS / Network engineer Possess general knowledge and understanding of the following operating systems and / or applications: Windows Server 2008 / More ❯
Employment Type: Permanent
Salary: USD 140,000 Annual
Posted:

Computer Network Operations (CNO) Developer IV with Security Clearance

Maryland, United States
Altus Technology Solutions Llc
Location: Fort Meade, MD Schedule (FT / PT): Full Time Travel Required: No Shift: Day Remote Type: No Remote Clearance: Active TS / SCI with Appropriate Polygraph Education: Bachelor's degree in IT-related discipline (or equivalent experience) Years of Experience: 12 years Salary Information … + 8 years of experience Relevant Experience: Seven (7) years of position-specific relevant experience. Other Basic Qualifications: Proficiency in Python and C / C++ programming. Proficiency in low-level internals in one or more technology areas (e.g., Windows, Unix, Mobile, Network devices). Proficiency with networking (TCP / IP) and socket-level programming. Desired Certifications / Qualifications: CNO capability development experience. Software Analysis / Reverse Engineering experience. Understanding of assembly programming concepts. Unit Test experience. Experience using Atlassian products (JIRA, Confluence, Crucible). Relevant industry standard certifications More ❯
Employment Type: Permanent
Salary: USD 213,000 Annual
Posted:

Cyber Security Engineer

Andalucía, Spain
Hybrid / WFH Options
Intec Select
implement, and maintain security measures for cloud infrastructure, with a focus on AWS security best practices. Conduct security assessments of containerized environments (Docker / Kubernetes) to identify and mitigate vulnerabilities. Improve the security of Linux-based systems, particularly Debian, by implementing hardening measures and monitoring tools. Develop and … Automate security tasks using modern scripting languages to enhance efficiency and consistency. Collaborate with DevOps and development teams to integrate security into CI / CD pipelines. Stay up-to-date with emerging threats, vulnerabilities, and mitigation techniques relevant to cloud and containerized environments Technical Requirements: Strong knowledge of … cloud security principles, particularly in AWS (IAM, VPC security, Security Groups, CloudTrail, GuardDuty, etc.). Be proficient in securing containerized environments (Docker / Kubernetes) and understanding their associated risks. Possess experience in Linux system hardening (e.g., Debian), including configuring firewalls (iptables / nftables), access controls, and More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

IT Support Associate, IT Services

London, United Kingdom
Amazon
Job ID: Amazon / Slovakia / s.r.o. As an ITS Support Associate, you'll be the go-to expert for Amazon's global corporate employees' in our Bratislava offices, providing essential and exceptional on-site technical support to ensure their productivity remains uninterrupted. Amazon's ITS … QUALIFICATIONS - High school diploma or equivalent - Excellent customer facing skills - 1+ years of technical experience in a corporate environment supporting Windows, Mac and / or Linux - 1+ year of experience troubleshooting skills in a multi-user high availability environment - 1+ year of experience with PC hardware troubleshooting, repair … procedures and technology - Proficient in English. PREFERRED QUALIFICATIONS - Bachelor's degree in Computer Science or IT related field - CompTIA A+, CompTIA Network+, Cisco / CCNA, Linux (Redhat), Microsoft hardware (installation), AWS, or other industry relevant certifications - Experience with client, server and network services DNS, DHCP, OSI Model and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Network Engineer (CI Polygraph) with Security Clearance

Chantilly, Virginia, United States
Zachary Piper Solutions, LLC
vendor devices such as load balancers, routers, and Cisco products to implement and maintain a complex architecture for the CSOC. Clearance: Active TS / SCI CI Polygraph Clearance Location: Chantilly, VA This job opens for applications on 5 / 6 / 2025. Applications for … across multiple levels and teams. Support Assessment and Authorization activities related to cybersecurity technologies, where applicable. Qualifications of the Network Engineer: Active TS / SCI CI Polygraph required in order to be considered Bachelor's degree from an accredited college in a related discipline and 10+ years of … prior relevant experience IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification required Minimum / general experience: 10 years of related network experience (firewalls, routers, switches and load balancers) Experience with vendor-neutral C2C capabilities and services, open-source components, DoD integration and networks, and DoD engineering More ❯
Employment Type: Permanent
Salary: USD 170,000 Annual
Posted:

DevSecOps with Security Clearance

Charleston, South Carolina, United States
Apex Systems
security Develop and build IT solutions to meet business needs Automate manual operational work by using scripting or DevOps tools Implement continuous integration / continuous delivery pipelines Conduct systems tests for security, performance, and availability Develop and maintain design and troubleshooting documentation Implement security measures that align with … industry standards and meet the needs of the organization Participate in incident response and troubleshooting efforts as issues arise Experience with Configuration management / infrastructure-as-code (Terraform) Cloud infrastructure (AWS: EC2, VPC, Lambda, S3, EFS, ECR / ECS, Route53, IAM, RDS, Autoscaling, CloudTrail, CloudWatch, etc. … CI / CD and application build and deploy (Jenkins, Git, Artifactory, Xray, Jira, SonarCube) Network Infrastructure (BigIP F5, VPN, firewalls, TCP / IP, DNS, SFTP) Operating Systems (Linux) Monitoring (AWS Cloudwatch) Scripting languages (Python, Bash) Required Experience and Education: Bachelor's degree More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Technical Support (Tier 2) Engineer with Security Clearance

Chantilly, Virginia, United States
Arcfield
PhD 5-7 5+ years of experience in a similar role, preferably in a managed services or IT support environment Clearance required: TS / SCI with Poly Bachelor's degree in Computer Science, Information Systems, Information Technology, or in related technical or scientific fields such as engineering, operations … research, engineering management, or related STEM degree program (certain certifications can take place of this requirement) 1+ years working with OpenShift / Rancher / Kubernetes to deploy and support complex applications Ability to travel >10% of time Ability to communicate accurately and concisely about complex technical … using excellent communication and problem-solving skills Desired Qualifications:. Industry experience network security or application security, cloud preferred Technical networking knowledge in TCP / IP and the application layer, SDN, and / or cloud Technical experience supporting Linux-based products Drive More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

IT Infrastructure Technical Support (12 month FTC)

London, United Kingdom
Hybrid / WFH Options
Reed Technology
as WSUS and SCCM. Proficient in Windows Active Directory Management. Good working knowledge of Microsoft Exchange Server. Understanding and working knowledge of LAN / WAN networks, TCP / IP protocols, and DNS / DHCP. Ability to produce detailed, accurate design More ❯
Employment Type: Permanent
Salary: GBP 30,000 - 36,000 Annual
Posted:

IT Infrastructure Technical Support (12 month FTC)

Ruislip, London, United Kingdom
Hybrid / WFH Options
Reed Technology
as WSUS and SCCM. Proficient in Windows Active Directory Management. Good working knowledge of Microsoft Exchange Server. Understanding and working knowledge of LAN / WAN networks, TCP / IP protocols, and DNS / DHCP. Ability to produce detailed, accurate design More ❯
Employment Type: Permanent
Salary: £30000 - £36000/annum
Posted:

Junior Wireless Network Engineer

Illinois, United States
Brooksource
are interested in learning more about this position, we encourage you to apply! Qualifications: 0-3 yrs. of experience with networking protocols, Network / Electrical Engineering, or troubleshooting with Cisco / Nokia technologies, or ITRON technologies Bachelor's degree in Electrical Engineering, Network Engineering, Computer Engineering … or similar field) or equivalent experience. Knowledge or hands-on experience of wireless technologies Knowledge of fundamental network concepts like TCP / IP, HTTP, and FTP Familiarity with ITRON is a plus! Excellent analytical, conceptual, problem-solving, and troubleshooting skills. Must be willing to … work independently and as part of a team. Participate in rotating on-call and queue monitoring schedules in a 24 / 7 / 365 environment Responsibilities: Support the administration and troubleshooting of network related problems. Ensures that procedures are implemented and enforced for all wireless devices. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:
TCP/IP
10th Percentile
£28,238
25th Percentile
£32,500
Median
£47,500
75th Percentile
£66,250
90th Percentile
£77,625