Perrigo

Sr Information Security Engineer

Perrigo$100K — $130K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Cybersecurity, Information Technology, or equivalent experience.
  • 3-5+ years of relevant cybersecurity experience for mid-level; 7+ years for senior-level.
  • Strong understanding of enterprise security principles and practices.
  • Experience with Cisco ISE, Palo Alto/Cisco firewalls, and Azure security services.
  • Familiarity with CrowdStrike Falcon suite and cloud security architecture.

Responsibilities

  • Design, implement, and manage enterprise security controls across multiple environments.
  • Monitor and improve the effectiveness of security controls and tools.
  • Support incident response activities, including investigations and remediation.
  • Configure and maintain firewall policies using Palo Alto and Cisco platforms.
  • Implement network access control with Cisco ISE and support secure access initiatives.
  • Deploy and manage the CrowdStrike Falcon platform for endpoint detection and response.
  • Design Azure-native security controls and support secure cloud architecture.

Benefits

  • Benefits tailored to supporting you and your family.
  • Career development opportunities to enhance professional growth.
  • Hybrid working model with flexibility to work from home two days a week.
  • Recognition as one of 'America's Best Employers by State 2024' by Forbes.
  • Commitment to valuing and supporting employees both professionally and personally.
Full Job Description
Description Overview

The Sr Information Security Engineer is responsible for designing, implementing, and maintaining enterprise security controls across network, identity, endpoint, cloud, and privileged access domains. This role supports both operational security and strategic initiatives to enhance the organization's overall cybersecurity posture.

This position may be filled at either a mid-level or senior level, depending on experience. Senior candidates will be expected to take on broader design responsibilities and lead initiatives.

Scope of the Role

Security Engineering & Operations
  • Design, implement, and manage enterprise security controls across network, endpoint, identity, and cloud environments
  • Monitor and continuously improve the effectiveness of security controls and tooling
  • Support incident response activities, including investigation and remediation efforts

Network Security
  • Configure and maintain firewall policies across Palo Alto and Cisco firewall platforms
  • Support network segmentation strategies, including DMZ and internal segmentation design
  • Perform rule reviews, audits, and optimization to reduce risk and improve security posture

Identity & Access Security
  • Implement and support Cisco ISE for network access control and authentication
  • Support secure access initiatives leveraging Cisco Secure Internet Access

Endpoint & Threat Protection
  • Deploy, configure, and maintain the CrowdStrike Falcon platform
    • Endpoint Detection & Response (EDR)
    • Identity Protection
    • Threat intelligence integrations
  • Support threat detection, analysis, and response improvements

Cloud Security (Azure)
  • Design and implement Azure-native security controls, including:
    • Network Security Groups (NSGs)
    • Azure Firewall
    • Web Application Firewalls (WAFs)
  • Support secure cloud architecture patterns and zero trust principles


Experience Required

Required Qualifications
  • Bachelor's degree in Cybersecurity, Information Technology, or related field (or equivalent experience)
  • Mid-Level: 3-5+ years of relevant cybersecurity experience
  • Senior-Level: 7+ years of cybersecurity engineering experience with design/lead responsibility
  • Strong understanding of enterprise security principles and practices


Desired Technical Experience
  • Cisco ISE (Network Access Control)
  • Cisco Secure Access (SASE / Zero Trust)
  • CrowdStrike Falcon suite
  • Palo Alto and/or Cisco Firewalls (NGFW/ASA)
  • Azure security services (NSGs, Azure Firewall, WAFs)
  • Cloudflare (WAF, CDN, Zero Trust, or related capabilities)
  • Experience supporting hybrid enterprise environments


Core Skills
  • Network security design and firewall administration
  • Endpoint detection and response (EDR)
  • Cloud security architecture (Azure)
  • Strong troubleshooting and analytical skills


Preferred Certifications
  • CISSP, CCNP Security / CCNA Security, PCNSE, or equivalent
  • Azure security certifications (e.g., AZ-500)
  • CrowdStrike certifications


Soft Skills
  • Strong communication and cross-functional collaboration skills
  • Ability to translate security requirements into technical solutions
  • Strong ownership mindset with ability to work independently
  • (Senior level) Mentorship and technical leadership capabilities

Benefits
We believe our people are our greatest asset. Alongside competitive compensation, we offer benefits tailored to supporting you and your family, as well as career development opportunities to ensure you feel valued and supported, both professionally and personally.

Find out more about Total Rewards at Perrigo.

Hybrid Working Approach
We love our offices and the setting they provide for in-person collaboration and celebration. But we also appreciate the opportunity to work remotely can energise you too, so we promote flexibility with the ability to work two days a week from home in many roles.

We are proud to be included in the Forbes list of "America's Best Employers by State 2024". Find out more here

Applicants please note: To apply to this position please click the APPLY button at the bottom of the application. (The SAVE button will only save your profile information but not submit an application for this open position.) All application materials, including resumes and CVs, must be submitted in English. Thank you.

About Perrigo

Perrigo Company plc is an Irish–registered manufacturer of private label over-the-counter pharmaceuticals, and while 70% of Perrigo's net sales are from the U.S. healthcare system, Perrigo is legally headquartered in Ireland for tax purposes. The company's shares are traded on the NYSE and the Tel Aviv Stock Exchange; as of 2015, its largest shareholders are the Vanguard Group and BlackRock. Perrigo is the only non-Israeli company listed on the Tel Aviv 100 Index. The company produces a wide variety of products, including generic drugs, infant formulas, and nutritional products. Perrigo is headquartered in Grand Rapids, Michigan.
Learn more about Perrigo
Size
9,900 employees
Market Cap
$4.4 billion
Industry
Net Income
-$162.6 million
Founded
1887
5 Year Trend
-4.8%
Revenue
$5 billion
NASDAQ

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