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SixGen

Adversarial emulation and cyber operations

Senior Cost Estimator/Analyst - Top Secret/Sensitive Compartmented Information with Polygraph

Full-Time
No salary listed
Senior, Expert
Bachelor's, Master's
Annapolis Junction, MD, USA
In Person
Finance & Banking
No H1B Sponsorship
US Top Secret Clearance Required

About the job

Requirements
  • Master’s degree in Engineering, Operations Research, Cost Estimating, Mathematics, Finance, Economics, Business Administration, or related field with 18 semester hours in quantitative analysis, or a qualifying bachelor’s degree with additional experience
  • Minimum of 10 years of DoD and/or Intelligence Community acquisition cost estimating and cost analysis experience
  • At least 7 years supporting C4I or major automated information systems acquisition programs
  • Experience developing and documenting Life Cycle Cost Estimates (LCCE), Independent Cost Estimates (ICE), Component Cost Analyses (CCA), and Program Office Estimates (POE)
  • Experience developing and analyzing Cost Analysis Requirements Descriptions (CARD) and/or Intelligence Capability Baseline Descriptions (ICBD)
  • Experience developing cost estimating relationships (CERs), cost factors, and performing cost risk analysis and research
  • Strong quantitative analysis, financial modeling, statistical analysis, and analytical problem-solving skills
  • ICEAA certification (desirable)
Responsibilities
  • Analyze business, financial, technical, and programmatic data using quantitative, statistical, economic, and engineering methods to support informed decision-making.
  • Collect, organize, normalize, analyze, and document cost, technical, financial, and programmatic data for acquisition programs.
  • Develop life cycle cost estimates (LCCE), independent cost estimates (ICE), component cost analyses (CCA), and program office estimates (POE).
  • Perform analysis of alternatives, business case analyses, cost risk assessments, schedule realism assessments, and cost estimating relationship (CER) development.
  • Support project teams by providing cost estimating expertise and advising on methodologies, models, and estimating factors.
  • Prepare, present, and defend cost estimates, analyses, and technical briefings to Program Offices, Program Executive Offices, and other stakeholders.
Desired Qualifications
  • ICEAA certification desired

About the company

SIXGEN provides cybersecurity services to government, defense, critical infrastructure, and commercial sectors, including adversarial emulation, incident response, penetration testing, reverse engineering, cyber training, and applied research. Its flagship product, RAVEN, is a DoD-certified, high-performance cyber operations platform that ships as a pre-configured computing node with AI-enabled threat detection and response. The company acts as a prime contractor for the Department of the Navy and as a subcontractor for major defense contractors, expanding through acquisitions to strengthen software infrastructure, electronic warfare, and reverse engineering capabilities. Its goal is to deliver mission-ready cyber solutions with speed and operational advantage as a non-traditional defense contractor owned by private equity, protecting critical assets and national security.

Company Size

51-200

Company Stage

Seed

Total Funding

$500K

Headquarters

Annapolis, Maryland

Founded

2014

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Simplify Jobs

Simplify's Take

What believers are saying

  • The June 2026 Fiscal Service award delivered $11.995 million, ceiling $58.245 million.
  • SIXGEN added Scott Howell in June 2025 and Stu Shea in October 2025.
  • Kyrus added roughly 80 engineers, expanding reverse engineering and software development capacity.

What critics are saying

  • SIXGEN depends on federal buyers; public profiles show DoD concentration and tiny award volume.
  • Four acquisitions since November 2023 strain integration, culture, and margin discipline.
  • The June 2027 Fiscal Service recompete threatens a major revenue anchor and investor thesis.

What makes SixGen unique

  • Jack Wilmer, former DoD CISO, became CEO in April 2024.
  • Washington Harbour-backed SIXGEN completed Kyrus, Boldend, and Secure-EE acquisitions in 2024.
  • Board additions Andrew Boyd, Charles Moore, Scott Howell, and Stu Shea deepen federal access.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Disability Insurance
  • Health Savings Account/Flexible Spending Account
  • 401(k) Retirement Plan
  • Flexible and remote work policies for most positions
  • Flexible PTO and holiday schedule
  • Professional development reimbursement options available (training, certification, education, etc)

Growth & Insights and Company News

Headcount

6 month growth

-4%

1 year growth

-1%

2 year growth

-4%
Business Wire
Dec 3rd, 2024
Kyrus Tech and SIXGEN Join Forces to Create Preeminent Mid-Tier Across the Digital Battlespace

SIXGEN, a full-spectrum solutions provider across the digital battlespace to U.S. national security and critical infrastructure sectors, announced tod

Business Wire
Aug 7th, 2024
SIXGEN Acquires Boldend to Advance Innovation in US Defense and National Security

SIXGEN, a full-spectrum provider of cyber products, operations, and solutions to the U.S. national security and critical infrastructure sectors, annou

Technical.ly
Jul 9th, 2024
Baltimore Daily Roundup: Teaching Tech Leaders About Art; $1B For Free Med School At Johns Hopkins; Hospital Cyberattacks

What humanities can do for tech leaders. Rishi Jaitly, a Virginia Tech professor and advisor for OpenAI whose resume includes stints at some of the world’s biggest tech companies, sees the arts and related fields as crucial to the tech sector — and not opposed or tangential to it. “A world in which the humanities are more accessible and available,” Jaitly said, “is a world that’s more curious [and] more compassionate.”

Business Wire
Jul 3rd, 2024
SIXGEN Acquires Secure-EE

SIXGEN, a full-spectrum solutions provider of cybersecurity products and expertise to U.S. national intelligence, defense and critical infrastructure

Business Wire
May 13th, 2024
Sixgen Attracts Renowned Leaders To Board, Reinforcing Its Role At The Forefront Of Cyber And National Security

ANNAPOLIS, Md.--(BUSINESS WIRE)--In a significant endorsement of its leadership in cybersecurity across the digital battlespace, SIXGEN is proud to announce the appointment of two distinguished figures – Andrew Boyd and Lt. Gen. Charles Moore – to its board of directors. Mr. Boyd most recently served as the Director of the CIA’s Center for Cyber Intelligence, and Lt. Gen