Senior Information Systems Security Engineer
$135k - $165kGovCIO LLC
GovCIO is currently hiring for a Senior Information Systems Security Engineer to support cybersecurity, compliance, and risk management activities supporting the U.S. Coast Guard (USCG). This role provides high-level engineering, technical execution, and security management to maintain federal security standards, manage vulnerabilities, and ensure mission-critical systems achieve and retain authorization. This position will be located in Alexandria, VA, and will be a hybrid position. Responsibilities:
As a Senior Information Systems Security Engineer, you will serve as a senior technical contributor for the cybersecurity posture, compliance framework, and risk management initiatives. Core responsibilities include:
- Support the program's cyber‑risk reduction and vulnerability mitigation.
- Performs continuous scanning, patching, and exposure reduction activities.
- Maintains ATO compliance and strengthens security governance.
- Expands security automation to improve resilience and consistency.
- Collaborate with infrastructure and engineering teams to ensure vulnerability mitigation and scanning tools are embedded in design.
- Evaluate risk and document compliance baselines to strengthen overall system security governance.
- Participate in technical reviews to continuously analyze and mitigate vulnerabilities across the environment.
- Support automation implementation and continuous monitoring of security controls within cloud environments.
- Work with product managers to plan security compliance and prioritize scanning, patching, and risk reduction tasks.
- Facilitate documentation required to maintain secure interconnections and preserve ATO compliance status.
- Support Product Teams in preparing for cyber assessments to proactively validate vulnerability mitigation and security posture.
High School with 9+ years (or commensurate experience)
Required Skills & Experience
- Certifications: DoD 8570 IAT Level II or higher (e.g., Security+ CE, CySA+, etc).
Experience focused on cyber-risk reduction, vulnerability mitigation, and maintaining compliance frameworks.
Demonstrated technical experience performing continuous scanning, risk analysis, and endpoint patching workflows.
Working knowledge of risk reduction governance, baseline compliance frameworks, and security automation principles.
Ability to collaborate effectively with engineers to translate technical system configurations into risk reduction strategies.
Clearance Level: Must have an active Secret clearance
Preferred Skills & Experience
- Prior experience supporting software modernization programs through continuous scanning and automated exposure reduction.
- Advanced baseline cybersecurity certifications focused on governance and risk mitigation (e.g., CCISO, CISM, CISSP, or GSLC).
- Strong written communication skills to articulate risk metrics, vulnerability statuses, and compliance posture to leadership.
$157k - $205k
Cleared Senior Information Systems Security Engineer (ISSE) L4 M-F, 5 days in the SCIF/onsite, 7-4, 7:30-4:30, 8-5, 8:30-5:30 The firm offers a great team made up of primarily veterans, with no turnover, only growth, a great manager, and it’s a ten-year contract. incredible...SeniorContract workFor contractorsRelocationFlexible hours$88.2k - $173.5k
Information Systems Security Engineer (ISSE) - Senior Position Description CGI Federal has an exciting opportunity for an ISSE within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace...SeniorLocal area$120k - $160k
...Date Posted: 2026-06-22 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum... ...for Remote Work: ORA_ON_SITE Description SAIC is seeking an Information System Security Engineer (ISSE) to join our team. This position is in Arlington...SuggestedFull timeRemote workShift work- ...Description SAIC is seeking a highly motivated, detail‑oriented, and experienced Information Systems Security Engineer (ISSE) to join our lead systems integrator team in Arlington, Virginia. The ISSE will be responsible for designing and engineering secure, cloud‑ready...Suggested
- ...Information Systems Security Engineer (ISSE) Title: Information Systems Security Engineer (ISSE) ID: 10000261 Department: Information Technology Position Overview: Evans & Chambers Technology (EC) is seeking an experienced Information Systems Security Engineer (ISSE) to...Suggested
$99k - $225k
...Job Number: R0242142 Information Systems Security Engineer The Opportunity Cyber threats are everywhere, and the constantly evolving nature of these... ...Ability to effectively convey technical issues or risks to senior leadership Master’s degree Advanced Cybersecurity...Full timeContract workPart timeWork at officeLocal area$92.3k - $166.85k
Senior Communications Security (COMSEC) Engineer Leidos is seeking a Senior Communications Security (COMSEC) Engineer... ...wide IT support to enable DTRA’s Information Management & Technology... ...time to repair (MTTR) and maximize system uptime. Manages the health and sustainment...SeniorContract work- ...eight (8) years experience • Responsible for the secure design, analysis, and test of information security systems and products. • Ensure technical... ...and mitigating risk to information systems. engineer and perform tests and test plans to satisfy audits...Senior
- ...program, and educational assistance. Additional details are available on our website: Position Title : Information System Security Engineer (ISSE)(Mid/Senior) Location : On-site in a SCIF in the National Capital Region (NCR) – Nebraska Avenue Complex, Washington...SeniorFull timeLocal areaRemote work
$160k - $172k
Title: Information Systems Security Engineer (ISSE) Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end engineering... ...an Information Systems Security Engineer to provide Senior Cloud Information Systems Security Engineer support to the...Full timeTemporary workLocal areaWorldwideRelocation packageFree visaFlexible hours$104.73k - $160k
Information System Security Manager (ISSM) (Engineer Info Assurance 3) - 28719 Requisition Number: 28719 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $104,733.00 - $160,000.00 Security Clearance: TS/SCI Level of Experience...Full timeWork experience placementWork at officeLocal area$99k - $225k
...Information System Security Engineer You will lead cybersecurity engineering efforts across the full system lifecycle for DoD collateral, SAP and SCI environments. This role ensures security requirements are integrated into system architectures, designs, development,...Full timeContract workPart timeWork at officeLocal areaRemote work- ...small business that provides Software, AI/ML, and Cloud Engineering Solutions for our Department of Defense, Intelligence Community... ...our customers and our country. We are looking for an Information Systems Security Engineer to support our client in defining security...Contract work
- ...Data Intelligence, LLC is seeking an experienced Information Systems Security Engineer (ISSE) to support one of our premier federal law enforcement clients. The ISSE will lead and oversee Risk Management Framework (RMF) activities for FBI IT systems, providing technical...Work at office
$87.1k - $157.45k
...The Decision Advantage Business Area at Leidos is seeking an experienced Secret cleared Information Systems Security Engineer (ISSE) to join our team in support of the United States Space Force. This position will focus on securing and managing a hybrid Azure cloud environment...$112.8k - $257k
...SUMMARY Everyone knows security needs to be “baked in” to a system architecture—you actually... ...use your cybersecurity engineering and architecture skills... ...clients? We’re looking for a senior security architect who... ...access to classified information; TS/SCI clearance is required...SeniorFull timeContract workPart timeLocal areaRemote work$99k - $225k
Phase2 Technology in Arlington seeks an Information Systems Security Engineer to mitigate cyber threats and apply engineering principles. Ideal candidates will have a Top Secret clearance and significant experience with information assurance. The role involves defining...Senior- ...JCS Solutions LLC is seeking a Senior Communications Security (COMSEC) Engineer in Fort Belvoir, VA to support large... ...wide IT support to enable DTRA’s Information Management & Technology... ...ensuring the protection of information systems from unauthorized access, disclosure...SeniorContract workLocal areaImmediate start
- ...from increasing threats and vulnerabilities in this digital age. Tetrad Digital Integrity is seeking a DoW Information Systems Security Officer / RMF & Cloud Engineer who is hands‑on, technically sharp, and ready to hit the ground running. We need an operator who can...Permanent employmentFull time
- Position: DHS Information Systems Security Engineer Senior Location: NCR Security Clearance Required: TS/SCI Job Summary Lead the design, implementation, and testing of security controls for DHS systems and networks, applying advanced security principles and best practices...
- TLA is seeking an Information System Security Engineer (ISSE). This is a critical role responsible for designing, developing, implementing, and maintaining secure information systems and networks. The ISSE ensures that security requirements are effectively integrated into...
- ...nation’s vital interests. Requisition #: 1411 Job Tittle: Information System Security Engineer - SME Location: Washington, DC Clearance: TS/SCI... ...Information Systems Security Engineer (ISSE) - SME serves as a senior technical authority responsible for leading the...For contractors
- Description Leidos has an exciting opportunity for Information Systems Security Engineer (ISSE) SME in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...Immediate startFlexible hours
$99k - $225k
...you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical... ...and network security engineer, you can identify the information system security engineering needed to assess vulnerabilities...Full timeContract workPart timeLocal area$99k - $225k
Overview Job Title: Information Systems Security Engineer The Opportunity: In this role, you will support a Cyber team working with the Army Intelligence community. We’re looking for a self-starter who is proactive in providing engineering solutions and can be adaptable...Full timeContract workPart timeWork at officeLocal areaImmediate startRemote work- ...professionals specializing in Cybersecurity, Cloud, and Systems Engineering to support the development and sustainment of secure enclaves at the edge. You’ll deliver... ...cyber network defense capabilities. As a Senior Information System Security Engineer (ISSE) , you will...
$77.6k - $176k
Job Description Information Systems Security Engineer The Opportunity Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security...Full timeContract workPart timeLocal areaRemote work$140k - $180k
Cleared Information Systems Security Engineer (ISSE) L3 M-F, 5 days in the SCIF/onsite, 7-4, 7:30-4:30, 8-5, 8-30-5:30 The firm offers a great team made up of primarily veterans, with no turnover, only growth, a great manager, and it’s a ten-year contract. Incredible growth...Contract workFor contractorsRelocationFlexible hours$114.6k - $192.5k
Cleared Information Systems Security Engineer (4659) Washington, DC SMX is hiring Information Systems Security Engineer to support a Law Enforcement OCIO's organization to provide Information Security as a Service support across all cybersecurity stakeholders. This position...$90.3k - $189.6k
## Information Systems Security Engineer- ISSEWashington, DC, USApply NowFind out how well you match with this jobJob ID321228Job Title: Information Systems Security Engineer- ISSEJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start...Contract workWork experience placementWorldwideFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Information Systems Security Engineer. Be the first to apply!
- telecommunication engineer Alexandria, VA
- communications engineer Alexandria, VA
- information systems engineer Alexandria, VA
- transmission engineer Alexandria, VA
- digital communications systems engineer Alexandria, VA
- network security engineer Alexandria, VA
- senior security operations engineer Alexandria, VA
- senior application security engineer Alexandria, VA
- information technology security engineer Alexandria, VA
- security software engineer Alexandria, VA

