Lead Security Engineer Job at SD Solutions, LLC (Washington, District of Columbia)

Security Engineering Lead

Citi's Application, Platform and Engineering team is looking for a Security Engi...

Location

United Kingdom , London

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Bring your deep-dive application security engineering expertise from building production systems
thrive in a results-driven environment, where flexibility fuels impact
be a game-changer, ready to step beyond your designated role
love the synergy of pair programming
seize the opportunity to secure AI applications at scale
have a relentless passion to learn more about AI security, LLM attacks, and bringing your knowledge to shape Citi's secure AI future
proven track record of architecting and building secure, large-scale production applications and business-facing platforms from the ground up
hands-on experience finding and exploiting vulnerabilities, conducting red team exercises, and thinking like an attacker to strengthen defenses
experience building security tools and secure production systems with Go, Python, JavaScript
deep experience with HashiCorp Vault for enterprise-scale secrets management

Job Responsibility

Build secure AI products
conduct penetration testing and vulnerability research
design automated security solutions
identify and mitigate AI-specific vulnerabilities
lead security practices in development lifecycles
mentor engineers on secure coding practices.

What we offer

27 days annual leave plus bank holidays
discretional annual performance-related bonus
private medical care and life insurance
employee assistance program
pension plan
paid parental leave
special discounts for employees, family, and friends

Fulltime

Cyber Security Engineering Lead

Join Citi's Cloud Technology Services team to lead and execute critical cyber se...

Location

Hungary , Budapest

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

10+ years of relevant cybersecurity and/or IT experience
Leadership roles across technology or cybersecurity leading large programs or transformational activities
Proven track record of delivering security observability platforms such as telemetry data for performance and/or user experience.
Thorough understanding of industry and corporate technology standards for Cyber Security services
Demonstrated ability to take ownership and work with cross functional teams to manage multiple projects simultaneously under pressure
Advanced analytical and problem-solving skills
Consistently demonstrates clear and concise written and oral communication as well as strong presentation skills to both technical and non-technical audiences.
Bachelor’s degree in relevant subject or equivalent work experience

Job Responsibility

Lead a virtual team of Infrastructure Defense professionals.
Lead CTB transformational and RTB activities across NDCS and act as focal point managing cyber security platforms
Lead, design, own and deliver Security Observability Enablement on a global scale focusing on all related perimeter technologies – such as Firewall Telemetry.
Deliver end-to-end dashboards of critical security service based data (such as firewall performance)
Working with Transformation Program Directors, Senior Architects, Steering Committees on execution of perimeter security and edge security programs
Work with global cyber security industry partners on influencing next generation cyber technology, take part in related R&D efforts.
Responsible for inventory, accuracy and engineering excellence activities for assigned services and products.

What we offer

Cafeteria Program
Home Office Allowance (for colleagues working in hybrid work models)
Paid Parental Leave Program (maternity and paternity leave)
Private Medical Care Program and onsite medical rooms at our offices
Pension Plan Contribution to voluntary pension fund
Group Life Insurance
Employee Assistance Program
Access to a wide variety of learning and development programs, online course libraries and upskilling platforms, such as Udemy and Degreed
Flexible work arrangements to support you in managing work - life balance
Career progression opportunities across geographies and business lines

Fulltime

Application Security Engineering Lead

Join us at Barclays as an Application Security Engineering Lead, where you'll de...

Location

United Kingdom , Glasgow; Knutsford

Salary:

Not provided

Barclays

Expiration Date

Until further notice

Requirements

Experience with the software security landscape: CVEs, CWEs, common software vulnerability types
Experience with SAST, SCA, and DAST, including the strengths and weaknesses of each
At least one programming language (e.g. Java, Go)
At least one major cloud provider (e.g. AWS, GCP, Azure)
Experience with REST API design
Experience with HTTP Authentication
Experience with Linux at the terminal, including scripting and automation (e.g. shell, Python)

Job Responsibility

Provision of subject matter expertise on security systems and engineering patterns
Development and implementation of protocols, algorithms, and software applications to protect sensitive data and systems
Management and protection of secrets, ensuring that they are securely generated, stored, and used
Execution of audits to monitor, identify and assess vulnerabilities in the banks infrastructure/software and support the response to potential security breaches
Identification of advancements in to support the innovation and adoption of new cryptographic technologies and techniques
Collaboration across the bank, including developers and security teams, to ensure that cryptographic solutions align with business objectives, security policies and regulatory requirements
Development/ Implementation and maintenance of Identity and Access Management solutions and systems

What we offer

Competitive holiday allowance
Life assurance
Private medical care
Pension contribution

Fulltime

Engineering Response Lead Engineer

Aruba, an HPE Company, is a leading provider of next-generation network access s...

Location

India , Bangalore

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's or Master's degree in Computer Science, Information Systems, or equivalent
Typically 5+ years experience
Experience in LAN, WAN, cloud technologies, Linux, virtualization, scripting, and security
Python, C, C++, Javascript
Deep knowledge of routing, switching and security architecture and protocols
Expert level experience and understanding of protocols involved in networking, security and internet like - BGP, OSPF, EAPoL, ARP, VLAN, DHCP, VRRP, subnetting, ACL, routing, VRF, DNS, TCP, UDP, HTTP, IKE, IPSEC, HTTPS, proxies, load balancing, VoIP, SNMP, REST, JSON
Experience working with cloud platforms such as AWS, Azure, GCP and understanding vendor specific cloud computing techniques like Transit Gateway, VPC, Azure virtual WAN, Direct Connect
Experience in designing and architecting secure, resilient networks
Knowledge of security and vulnerability practices
Expertise in performance related tuning and deep packet level debugging

Job Responsibility

You will be called for engineering assistance by the highest level of services teams to investigate, debug and resolve complex technical issues
You will audit the overall architecture, deployment and configuration best practices in the SASE setup
You will troubleshoot customer environments to triage the issue and determine the root cause
You will maintain deep technical understanding of Silver Peak and other related HPE product features to deliver timely engineering response on critical technical issues
You will isolate customer issues and work with respective engineering SMEs to root cause and resolve product related issues through immediate workarounds and proper software fixes
You will document reoccurring issues to help Services team identify issues efficiently
You will aid Product Management by providing feedback on improving debug features on the SASE product family

What we offer

Comprehensive suite of benefits that supports physical, financial and emotional wellbeing
Personal & Professional Development programs
Inclusive working environment
Flexibility to manage work and personal needs

Fulltime

Engineering Response Lead Engineer

Aruba is an HPE Company, and a leading provider of next-generation network acces...

Location

India , Bangalore

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's or Master's degree in Computer Science, Information Systems, or equivalent
Typically 5+ years experience
Experience in LAN, WAN, cloud technologies, Linux, virtualization, scripting, and security. Python, C, C++
Deep knowledge of routing, switching and security architecture and protocols
Expert level experience and understanding of protocols involved in networking, security and internet like - BGP, OSPF, EAPoL, ARP, VLAN, DHCP, VRRP, subnetting, ACL, routing, VRF, DNS, TCP, UDP, HTTP, IKE, IPSEC, HTTPS, proxies, load balancing, VoIP, SNMP, REST, JSON
Experience working with cloud platforms such as AWS, Azure, GCP and understanding vendor specific cloud computing techniques like Transit Gateway, VPC, Azure virtual WAN, Direct Connect
Experience in designing and architecting secure, resilient networks
Knowledge of security and vulnerability practices
Expertise in performance related tuning and deep packet level debugging
Highly organized and effective communicator who can explain complex technical issues and participate in technical discussions

Job Responsibility

You will be called for engineering assistance by the highest level of services teams to investigate, debug and resolve complex technical issues
In investigating the technical issues, you will audit the overall architecture, deployment and configuration best practices in the SASE setup
You will troubleshoot customer environments to triage the issue and determine the root cause
By maintaining deep technical understanding of Silver Peak and other related HPE product features you will be owning the technical relationship with the Services and account team to deliver timely engineering response on critical technical issues
You will provide prompt feedback to customer issues and help engineering management maintain high service level objectives with services team
You will isolate customer issues and work with respective engineering SMEs to root cause and resolve product related issues through immediate workarounds and proper software fixes as required
You will document reoccurring issues to help Services team identify issues efficiently
You will aid Product Management by providing feedback on improving debug features on the SASE product family

What we offer

Health & Wellbeing
Personal & Professional Development
Unconditional Inclusion
Flexibility to manage work and personal needs

Fulltime

Lead Cyber Security Engineer

The Chief Information Security Office (CISO) is home to deeply talented colleagu...

Location

Hungary , Budapest

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

10+ years of relevant cybersecurity and/or IT experience
Proven strong knowledge of Cyber Security solutions and products
Thorough understanding of industry and corporate technology standards for Cyber Security services
Demonstrated ability to take ownership and work with cross functional teams to manage multiple projects simultaneously under pressure
Advanced analytical and problem-solving skills
Leadership roles across technology or cybersecurity leading large programs or transformational activities is an advantage
Bachelor’s degree in relevant subject or equivalent work experience
Fluency in English

Job Responsibility

Lead CTB transformational and RTB activities across CSEA and act as focal point managing cyber security platforms
Ownership of Infrastructure Defense components including firewall telemetry, firewall automation, and modern firewall technologies
Work with Transformation Program Directors, Senior Architects, Steering Committees on execution of perimeter security and edge security programs
Interact with global cyber security industry partners on influencing next generation cyber technology, take part in related R&D efforts
Lead a virtual team of Infrastructure Defense professionals
Responsible for inventory, accuracy and engineering excellence activities for assigned services and products

What we offer

Cafeteria Program
Home Office Allowance (for colleagues working in hybrid work models)
Paid Parental Leave Program (maternity and paternity leave)
Private Medical Care Program and onsite medical rooms at our offices
Pension Plan Contribution to voluntary pension fund
Group Life Insurance
Employee Assistance Program
Access to a wide variety of learning and development programs, online course libraries and upskilling platforms, such as Udemy and Degreed
Flexible work arrangements to support you in managing work - life balance
Career progression opportunities across geographies and business lines

Fulltime

Principal Security Engineer

We’re seeking a Principal Security Engineer with deep expertise in cloud securit...

Location

United States , San Francisco

Salary:

136000.00 - 241000.00 USD / Year

Ethos

Expiration Date

Until further notice

Requirements

10+ years of experience in security engineering or architecture roles
Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or related field from a reputable institution
Deep expertise in cloud platforms (particularly AWS), including infrastructure-as-code (e.g., Terraform, CloudFormation)
Strong experience in secure software development and application security (e.g., OWASP Top 10, SAST, DAST, threat modeling)
Experience designing and implementing zero-trust architectures, secure API gateways, and identity/access controls
Proficient in scripting or development languages (e.g., Python, Go, JavaScript) and secure coding practices
Demonstrated leadership in cross-functional security initiatives and technical mentorship
Ability to come into our San Francisco, CA office once a week

Job Responsibility

Design and implement secure architectures for applications, APIs, microservices, and containerized workloads
Develop and enforce application security best practices across SDLC
partner with DevOps and engineering teams to integrate security into CI/CD pipelines
Conduct threat modeling, security design reviews, and risk assessments for new and existing systems
Evaluate and implement cloud security tools, controls, and frameworks (e.g., CSPM, CWPP, IAM, KMS, logging, and monitoring)
Provide technical leadership and mentorship to security engineers, software developers, and DevOps personnel
Lead response to complex security incidents or architectural flaws
conduct root cause analysis and recommend strategic remediations
Contribute to and influence security policies, standards, and governance
Stay current with emerging threats, vulnerabilities, and security technologies, advising stakeholders on evolving risks and mitigations

Fulltime

Senior Security Engineer, Sailpoint Development Lead - IAM

We are seeking an experienced and motivated Sr. Engineer to lead the Sailpoint d...

Location

United States , Bethesda

Salary:

108300.00 - 176300.00 USD / Year

Marriott Bonvoy

Expiration Date

Until further notice

Requirements

Bachelor’s degree in computer science, information systems, cybersecurity or a related field or equivalent experience/certification
7+ years of progressive Information Technology/Information Security experience in engineering and development of IGA features & Application integration including at least 4 years of experience in SailPoint IIQ Implementation, Configuration, Customization, and deployment in an enterprise environment
4 + years of experience in technologies such as Java, JavaScript, JSON, XML, Python and REST development
4 + years of experience in writing and troubleshooting rules, workflows, custom connectors
4 + years of developing/understanding of requirements, design, implementation, integration, testing
2+ years’ experience working in agile methodologies

Job Responsibility

Makes decisions on the architecture and design of software projects, validating that the system design meets scalability, reliability, and performance requirements
Provides technical direction, mentoring, and support to team members
Solves complex technical issues and functions as an escalation for the team in problem-solving
Leads code reviews to ensure high-quality, maintainable, and efficient code
Establishes and ensures compliance with coding standards
Exercises strong interpersonal/relationship/communication skills, with the ability to convey technical concepts to non-technical stakeholders
Contributes to the codebase, particularly for critical or complex components
Participates in project planning, including estimation of tasks, defining milestones, and ensuring realistic timelines
Assigns tasks to team members based on their skills and project requirements
Monitors progress and adjusting plans as necessary

What we offer

Bonus program
Comprehensive health care benefits
401(k) plan with up to 5% company match
Employee stock purchase plan at 15% discount
Accrued paid time off (including sick leave where applicable)
Life insurance
Group disability insurance
Travel discounts
Adoption assistance
Paid parental leave

Fulltime

Lead Security Engineer

SD Solutions, LLC

Location:
United States , Washington, District of Columbia

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
February 13, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Lead Security Engineer

Security Engineering Lead

Cyber Security Engineering Lead

Application Security Engineering Lead

Engineering Response Lead Engineer

Engineering Response Lead Engineer

Lead Cyber Security Engineer

Principal Security Engineer

Senior Security Engineer, Sailpoint Development Lead - IAM

Lead Security Engineer

SD Solutions, LLC

Location:United States , Washington, District of Columbia

Category:IT - Administration

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:February 13, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Lead Security Engineer

Security Engineering Lead

Cyber Security Engineering Lead

Application Security Engineering Lead

Engineering Response Lead Engineer

Engineering Response Lead Engineer

Lead Cyber Security Engineer

Principal Security Engineer

Senior Security Engineer, Sailpoint Development Lead - IAM

Location:
United States , Washington, District of Columbia

Category:
IT - Administration

Contract Type:
Not provided

Job Posted:
February 13, 2026