Network Administrator/Engineer

London, London Cognizant

Posted 1 day ago

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Job Description

This is an excellent opportunity for Network Automation Engineer Role professionals to be part of leading-edge technology projects. Cognizant's Cloud, Infrastructure & Security Services Practice provides end-to-end solutions covering architecture, design, implementation, management, and on-going support across the entire enterprise technology infrastructure. Our services include a spectrum of management, consulting, and systems integration services to help our clients maximize value in their infrastructure resources, while optimizing infrastructure performance and cost.
The role will require minimum 4 days working from office.
**Responsibilities:**
+ Design, develop, and maintain automation scripts and tools using Python, Bash, PowerShell, and Ansible.
+ Implement and manage global monitoring and network management systems.
+ Configure, troubleshoot, and optimize TCP/IP stack and application protocols (DHCP, DNS, HTTP, SNMP, NTP, FTP).
+ Manage and support networking protocols and concepts including BGP, OSPF, VRF, NAT, clustering, high availability, load balancing, and QoS.
+ Support enterprise LAN and WAN technologies, including SD-WAN solutions.
+ Implement and maintain network security solutions (firewalls, VPN, web proxy, NAC, IPS/IDS).
+ Deploy and manage enterprise wireless solutions (preferably Aruba).
+ Support and integrate public cloud networking concepts in AWS and Azure.
+ Collaborate with cross-functional teams to ensure secure and efficient network operations.
+ Document network designs, procedures, and policies.
+ Stay updated with emerging technologies and recommend improvements for scalability and security.
**Required Skills:**
+ Strong experience in automation scripting and tools (Python, Bash, PowerShell, Ansible).
+ Hands-on experience with global monitoring and network management systems.
+ In-depth understanding of TCP/IP stack and related application protocols (DHCP, DNS, HTTP, SNMP, NTP, FTP).
+ Proficiency in networking protocols: BGP, OSPF, VRF, NAT, QoS, high availability, clustering, and load balancing.
+ Experience with LAN, WAN, and SD-WAN technologies.
+ Strong knowledge of network security concepts (firewalls, VPN, web proxy, NAC, IPS/IDS).
+ Knowledge of enterprise wireless solutions (Aruba experience preferred).
+ Familiarity with public cloud networking (AWS, Azure).
+ Strong analytical, troubleshooting, and problem-solving skills.
+ Good communication and documentation skills.
+ Relevant certifications (CCNA, CCNP, AWS, Azure, etc.) will be an added advantage.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.
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Automotive Dealership Network Support Administrator

Greater London, London £38000 - £42000 Annually Expert Employment

Posted 14 days ago

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permanent

Network Support Administrator required to help support a European automotive retail network of car dealerships. By managing, maintaining and maximising the efficiency of the dealer network operations.

Requirements

Automotive Dealership Network administration experience.

Role

Administering contracts.

Reporting; MS Excel and CACI, including EU reports.

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Infrastructure Specialist - System Administrator

London, London IBM

Posted 13 days ago

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**Introduction**
At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK.
A career in IBM CIC means you'll have the opportunity to work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio.
Curiosity and a constant quest for knowledge serve as the foundation to success here. You'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions which impact a wide network of clients, whom may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long-term career growth and development opportunities in an environment that embraces your unique skills and experience.
We offer:
* Many training opportunities from classroom to e-learning, mentoring and coaching programs and the chance to gain industry recognized certifications
* Regular and frequent promotion opportunities to ensure you can drive and develop your career with us
* Feedback and checkpoints throughout the year
* Diversity & Inclusion as an essential and authentic component of our culture through our policies and process as well as our Employee Champion teams and support networks
* A culture where your ideas for growth and innovation are always welcome
* Internal recognition programs for peer-to-peer appreciation as well as from manager to employees
* Tools and policies to support your work-life balance from flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme
* More traditional benefits, such as 25 days holiday (in addition to public holidays), online shopping discounts, an Employee Assistance Program, a group personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future.
* Opportunity to work on cutting-edge AI projects and contribute to the development of our AI Lab platform.
* Collaborative and dynamic work environment.
* Professional growth and development opportunities.
If you're a motivated and experienced System Administrator looking for a new challenge, we'd love to hear from you!
**Your role and responsibilities**
We're seeking an experienced Infrastructure Specialist - System Administrator to join our AI Lab team. As a key member of our infrastructure team, you'll be responsible for designing, building, and maintaining our cloud-based platform to support the development and hosting of AI services. Your expertise will be crucial in ensuring the seamless operation of our applications, DevOps, middleware, security, and infrastructure components.
Key Responsibilities:
* Provide 24/7 technical support for cloud-based solutions, ensuring high availability and performance across various applications and infrastructure components.
* Design, build, and maintain infrastructure and configuration as code using tools like Ansible and Terraform.
* Administer Dev, Test, and Production environments hosted on Windows, Linux, and Unix servers.
* Ensure the security and integrity of our systems against cybersecurity threats.
* Troubleshoot and resolve technical issues involving APIs, application services, IaaS, PaaS, SaaS, microservices, containers, Kubernetes nodes, ICP management, middleware components, network, security, and infrastructure problems.
* Install and configure databases such as MYSQL, MSSQL, PostgreSQL, and others.
* Implement load balancing and CDN solutions using multiple cloud vendors (e.g., Azure Load Balancer and Application Gateway).
* Support the installation and maintenance of a logging cluster using Logstash, ElasticSearch, and Kibana.
* Perform initial analysis on incidents and escalate issues to the appropriate support level when necessary.
* Manage Application ID and provide cloud elasticity by auto-scaling resources based on business requirements.
* Ensure Disaster Recovery (DR) and manual redundancy failover capabilities.
* Provide regular service management reports to keep clients informed.
* Follow ITIL processes and Integrated Service Level Management best practices.
**Required technical and professional expertise**
* Strong experience in system administration, infrastructure management, and cloud computing.
* Proficiency in infrastructure as code tools like Ansible and Terraform.
* Experience with DevOps practices and tools.
* Strong knowledge of load balancing, CDN options, and cloud vendors (e.g., Azure).
* Experience with database administration (MYSQL, MSSQL, PostgreSQL, etc.).
* Familiarity with containerization (e.g., Docker) and orchestration (e.g., Kubernetes).
* Strong troubleshooting and problem-solving skills.
* Experience with ITIL processes and service management. Excellent communication and reporting skills.
**Preferred technical and professional experience**
* Experience with AI/ML workloads and infrastructure.
* Knowledge of cybersecurity best practices and threat mitigation.
* Familiarity with multiple cloud vendors (e.g., AWS, GCP, Azure).
IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.
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System Administrator 2 - London, UK

London, London M. C. Dean

Posted 12 days ago

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Job Description

Overview
**About M.C. Dean**
M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.
**Why Join Us?**
Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values-agility, expertise, and trust-we foster a collaborative and forward-thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.
We are seeking a **System Administrator 2** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets.
Responsibilities
In this role you will be responsible for monitoring, maintaining and testing of Physical Access Control, CCTV, PSIM and Integrated Electronic Systems.
+ This position is maintained at a single on-site work location.
+ Candidates must be flexibility in schedule, neat in appearance, able to communicate professionally with customers and coworkers.
Responsibilities include but are not limited to:
+ Punctuality, attendance, a willingness to learn, and an ability to work well with others are key to success in this role.
+ Manage physical security system support to meet service level agreements.
+ Analyze physical security system performance and recommend improvements.
+ Resolve complex system issues for physical security systems and networks.
+ Triage customer support calls, providing Tier 1 help desk support and Tier 2 escalation.
+ Communicate with customers, manufacturers, vendors, and technical specialists.
+ Train system users and other system support personnel.
+ Analyze and modify preventive maintenance checklists for system changes.
+ Troubleshoot system performance issues and implement corrective actions.
+ Perform preventive maintenance actions including system back-ups, error log reviews, database size, and integrity checks.
+ Organize and prepare detailed documentation of system performance, including service request records and analysis.
+ Perform desktop hardware and operating system set-up, imaging software loading, and antivirus updates.
+ Perform all duties with minimal direct supervision.
Qualifications
**Clearance/Citizen Type: No Clearance is required.**
**Education/Requirements:**
+ 2+ Years of Experience with a Bachelor's Degree in Information Technology, Risk Management, Cybersecurity preferred
+ 6+ Years of Experience with an Associate's Degree in Information Technology, Risk Management, Cybersecurity preferred
+ 8+ Years of Experience with a High School Diploma
**Required Progressive Experience:**
+ Requires system administrator experience in performing triage on system problems, resolving the system. problems, analyzing system data to prevent problems, implementing new workstations, and system extensions.
+ Requires an understanding of Windows patching and vulnerability remediation.
+ Requires a basic knowledge of Windows active directory hierarchy and implementation.
+ Requires a basic knowledge of large scale networking, VLANS and routing.
+ Requires reliable attendance at customer site during work hours required by customer.
+ Requires the ability to work flexible shifts that may include occasional nights, weekends and holidays
+ Requires a Security + Certification
**Desired / Advantageous Qualifications:**
+ CertificationExperience in CCure 9000 Access Control System desired.
+ CASP certification, or CISSP certification.
+ CertificationExperience in AMAG Access Control System desired.
+ CertificationExperience in BOSCH BVMS desired.
+ Microsoft SQL Server Query writing and management experience desired.
+ Experience troubleshooting and maintaining Microsoft Server (2012, 2016) desired.
+ Installation and configuration of operating system software (i.e. Win10/ Win Server 2016) experience desired.
+ Experience programming/administrating Access Control Systems of any type desired.
+ Experience with installation, troubleshooting, and testing of security electronics equipment desired.
**What we offer:**
+ A collaborative team inspired by the way engineering and innovation enhance customer outcomes, improve lives, and change the world for the better. We are driven by our core values of agility, expertise, and trust.
+ An opportunity to lead and build a business with the support of an industry-leading firm that has been in business for 75 years.
+ Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement.
+ Open and transparent communication with senior leadership as well as local office management.
**Abilities:**
+ Exposure to computer screens for an extended period of time.
+ Sitting for extended periods of time.
+ Reach by extending hands or arms in any direction.
+ Have finger dexterity in order to manipulate objects with fingers rather than whole hands or arms, for example, using a keyboard.
+ Listen to and understand information and ideas presented through spoken words and sentences.
+ Communicate information and ideas in speaking so others will understand.
+ Read and understand information and ideas presented in writing.
+ Apply general rules to specific problems to produce answers that make sense.
+ Identify and understand the speech of another person.
Pay Range
GBP £63,517.20 - GBP £73,000.00 /Yr.
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