Network System Administrator

Our department of Infrastructure is looking for a new team member. Infrastructure department mission is to provide optimized, reliable and secure technological platform for Bigbank's services. At Bigbank, Network Engineer works in collaboration with product developers and site reliability engineers to reach a common goal of maintaining service delivery excellence. Network Engineer helps colleagues from Infrastructure department with network-related daily tasks and product teams to provide solutions and services, within limits of own competence and responsibility.

What you will be doing

Design, troubleshoot and optimize networking solutions to facilitate provisioning of Bigbank's services;
Improve scalability, availability and efficiency of network infrastructure;
When possible, provide feedback to product teams in terms of support and co-operation to improve availability and efficiency of business applications;
When possible, provide feedback to product teams in terms of support and co-operation to improve availability and efficiency of business applications;
Maintain technical documentation;
Utilize best practices whenever possible, establish and follow procedures for critical activities;
Get engaged in service capacity planning, network performance analysis and system tuning;
Maintain healthy life cycle status of network infrastructure components;
Drive the company through disaster recovery tests, where we manually turn down pieces of infrastructure to test our systems overall resiliency to failures;
Research, debug and investigate issues related to network infrastructure reliability and performance.

You will be successful if you have

Have knowledge and understanding of modern networking, including common protocols (DNS, DHCP etc);
Terminology like routing (BGP), VLANs, managed switches, firewalls (pfSense/OpnSense), packet filter, CARP/VRRP, Link aggregation (LACP), VPN (IPSec) makes you feel comfortable;
Have experience in mission-critical networking, including maintenance and troubleshooting of pfSense and/or OpnSense in production environments;
Can do some coding, mainly for automation purposes (Shell, Python, Perl etc.);
Can freely communicate in English (verbal and written);
Are able to promptly troubleshoot and fix business-critical issues;
Good knowledge of English, verbal and written.

What do we offer

Interesting position in a growing Estonian capital-based international bank;
Great conditions to support your professional and personal development;
Monthly sports benefit + free participation at 2 national sport events;
Good people to collaborate with – check out @lifeatbigbank and #bigbankwow at Instagram.

Sounds interesting?

Apply now!

Network System Administrator

Tallinn, Estonia
Tartu, Estonia

You have a dedicated contact person always ready to answer all your questions. Just write to Kerli Hollo [email protected], the HR Partner to our technology and product management teams.

What to expect from the recruitment process?

Are you interested in joining our exceptional team? These steps give you an overview of our recruitment process, but there might be variations, depending on the location or specific job position.

Interview: We will have an interview with the selected candidates. Sometimes several interviews are held with key stakeholders, depending on the position.
Homework and Tripod test: For some positions, the selected candidates are asked to complete homework and Tripod test.
Job offer: Congratulations, the successful candidate will receive a job offer.
Onboarding: Every new hire will have their unique onboarding program, specially made for them to cover the requirements of the position.

FAQ Frequently asked questions

What are the requirements for a successful application?: When you start putting together your application for a position at Bigbank - in your CV and cover letter, please present your relevant skills, knowledge and experience and explain, how you could help to contribute to Bigbank’s success. It would be great to also get an insight into your professional competencies - specific activities, achievements and results.

We believe that successful hiring is based on shared values and cultural beliefs, so let us know, what you believe in.

Of course, remember to include your contact details, so that we could get in touch with you.
What happens after I have applied for a job?: Once you have submitted your application, you will receive an email confirmation that we have received it.

We will review the applications and select the strongest candidates for the role, who will be contacted and invited for an interview.
What is the time frame of the overall recruitment process?: Our usual hiring process takes between 4 to 8 weeks after the job opening is posted. However, there can be some exceptions, depending on various factors, including volatility of the business and market conditions.
What is the testing and background check phase?: As a responsible employer operating in financial sector and observing strict ethical norms, we usually run background and reference checks to ensure our new colleagues have a strong record of high integrity and solid recommendations.

Some positions will also include a testing phase, customized to the job position. Depending on the requirements of the role, you can expect tasks evaluating your specific skills and knowledge as well as general psychometric tests.
Do you check references without first asking candidates?: No. Even, if you provide contact details for your references in your application, we always ask for explicit permission, before contacting them.
If I have further questions, who can I contact?: Please contact us at [email protected].

By the way, we speak English, Estonian, Latvian, Lithuanian, Russian, Finnish and Bulgarian, so you can use any of these languages.

How can we help?

Network System Administrator

What you will be doing

You will be successful if you have

What do we offer

Sounds interesting?

Sounds interesting?

Apply now!

What to expect from the recruitment process?

Interview

Homework and Tripod test

Job offer

Onboarding

FAQ Frequently asked questions

What are the requirements for a successful application?

What happens after I have applied for a job?

What is the time frame of the overall recruitment process?

What is the testing and background check phase?

Do you check references without first asking candidates?

If I have further questions, who can I contact?

About us

Locations

Open positions

About us

Locations

Open positions