Systems Security Specialist (Senior)

ExpediteInfoTech, Inc.

$100K — $130K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 8+ years of progressive experience in cybersecurity
  • 5+ years of penetration testing or red team engagements
  • 5+ years of network and web application security assessments
  • 5+ years of formal report development including technical remediation guidance
  • 5+ years of incident response support
  • Experience with common penetration testing tools like Metasploit and Burp Suite
  • Strong knowledge of secure coding practices and identity access management
  • Demonstrated scripting ability in languages like Python or C/C++
  • Experience with NIST Cybersecurity Framework and OWASP Top 10
  • Recognized offensive security certification (e.g., OSCP, CEH) or equivalent experience

Responsibilities

  • Conduct internal and external penetration testing to find security vulnerabilities
  • Simulate real-world adversary tactics through red team engagements
  • Execute vulnerability assessments and validate remediation efforts
  • Develop comprehensive reports with risk ratings and remediation guidance
  • Perform threat modeling to identify high-risk areas
  • Review secure configurations of various systems and platforms
  • Conduct application security evaluations including code reviews

Benefits

  • Medical, dental, vision, and prescription drug coverage
  • Paid time off and federal holidays
  • Matching 401K plan
  • Tuition and professional development reimbursement
Full Job Description
Note: The candidate must be flexible to work overtime, on-site/off-site, as needed, including weekends, holidays, and off-hours.

Responsibilities
  • Conduct internal and external penetration testing of networks, web applications, APIs, and cloud environments to identify security vulnerabilities and exploit paths.
  • Perform red team engagements simulating real-world adversary tactics, techniques, and procedures (TTPs) aligned with MITRE ATT&CK.
  • Execute vulnerability assessments and validate remediation efforts through retesting and technical verification.
  • Develop comprehensive penetration testing reports, including executive summaries, risk ratings, proof-of-concept evidence, and actionable remediation guidance.
  • Perform threat modeling and attack surface analysis to identify high-risk exposure areas and privilege escalation pathways.
  • Conduct secure configuration reviews of operating systems, network infrastructure, cloud platforms, and identity systems.
  • Evaluate application security through dynamic and manual testing techniques, including authentication, session management, input validation, and access control testing.
  • Review source code for security weaknesses and secure coding gaps, particularly in C/C++, Python, Java, or similar languages.
  • Develop and maintain custom scripts or tooling to automate testing activities and enhance offensive security capabilities.
  • Support incident response activities by recreating attack chains, validating compromise scenarios, and identifying root causes.
  • Assess Zero Trust implementations, micro-segmentation strategies, and identity-based security controls for effectiveness.
  • Conduct phishing simulations and social engineering exercises to evaluate user awareness and organizational resilience.
  • Provide technical briefings to executive leadership and technical stakeholders regarding risk posture and remediation prioritization.
  • Collaborate with engineering, DevOps, and infrastructure teams to remediate identified vulnerabilities and strengthen security architecture.
  • Contribute to the development of security policies, testing methodologies, and enterprise security standards.
  • Support compliance efforts by mapping testing results to NIST, OWASP, CIS, or other applicable security frameworks.
  • Participate in continuous improvement of penetration testing methodologies, tools, and adversary emulation strategies.
  • Adhere to all security, change control, and MHBE Project Management Office (PMO) policies, processes, and methodologies.

Minimum Qualifications:
  • A Minimum eight (8) years of progressive experience in cybersecurity
  • A minimum of five (5) years performing penetration testing or red team engagements.
  • A minimum of five (5) years conducting network penetration testing, web application and API testing, internal and external vulnerability assessments and threat modeling and attack path analysis
  • A minimum of five (5) years developing and delivering formal penetration test reports, including executive summaries and technical remediation guidance.
  • A minimum of five (5) years supporting incident response investigations and validation testing.
  • A minimum of five (5) years with common penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark, Nessus, etc.).
  • Strong knowledge of Secure coding practices, Application security testing (SAST/DAST concepts), Network architecture and segmentation and Identity and access management concepts
  • A minimum of five (5) years of demonstrated scripting or development ability in at least one language (e.g., Python, C/C++, PowerShell, Bash).
  • A minimum of five (5) years of working with NIST Cybersecurity Framework, NIST 800-53 or similar federal control frameworks, MITRE ATT&CK and OWASP Top 10
  • A minimum of five (5) years of experience mapping findings to security control frameworks.
  • At least one recognized offensive security certification (e.g., OSCP, GPEN, GXPN, CEH, or major experience can substitute for certification).
  • Demonstrated ability to communicate technical findings to executive and non-technical audiences, and provide actionable remediation recommendations.
  • Demonstrated experience working in government or highly regulated environments.
Preferred Qualification:
  • A Minimum ten (10) years of progressive experience in cybersecurity
  • A minimum of eight (8) years of experience in Advanced Offensive Security:
  • Experience leading red team engagements.
  • Experience performing adversary emulation exercises.
  • Experience conducting phishing and social engineering simulations.
  • Experience performing purple team exercises.
  • A minimum of five (5) years of experience in Zero Trust & Architecture:
  • Experience designing or assessing Zero Trust implementations.
  • Experience evaluating micro-segmentation strategies and identity-centric controls.
  • A minimum of five (5) years of experience in Cloud & Modern Infrastructure:
  • Experience performing security assessments in AWS or Azure environments, Containerized environments (Docker/Kubernetes) and Infrastructure-as-Code deployments
  • Experience testing CI/CD pipelines.
  • A minimum of ten (10) years of experience in Software Development Depth:
  • Strong low-level development knowledge (kernel, assembly, embedded systems) that supports advanced exploit analysis.
  • Experience reviewing source code in JAVA or other compiled languages for vulnerabilities.
  • A minimum of ten (10) years of experience in Government in the following:
  • Experience supporting federal or state government security programs.
  • Familiarity with FedRAMP, FISMA, or IRS Pub 1075 environments.


EIT offers a competitive benefits package including medical, dental, vision and prescription drug coverage, paid time off, federal holidays, matching 401K plan, and tuition/professional development reimbursement benefits.

Similar Jobs

More Jobs at ExpediteInfoTech, Inc.

More Information Technology Jobs

Find similar Systems Security Specialist (Senior) jobs: